[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.1"]
[White "Moroni, Luca Jr"]
[Black "Wei, Yi"]
[Result "1/2-1/2"]
[ECO "A33"]
[WhiteElo "2567"]
[BlackElo "2733"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,62,10,16,14,14,7,19,0,0,0,0,0,0,-4,-5,-4,-4,-4,-4,-4,-2,-4,-4,-4,0,0,39,12,12,12,12,12,14,12,11,14,23,15,23,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. a3 Bc5 7. Nb3 {A33: Symmetrical English: 2 Nf3 Nf6 3 d4 cxd4 4 Nxd4 e6 5 Nc3 Nc6} Bb6 8. c5 (8. Bf4 d5 9. e3 O-O 10. Be2 h6 11. O-O e5 12. Bg3 d4 13. exd4 exd4 14. Nb5 Be6 {1-0 (55) Iturrizaga Bonelli,E (2637)-Le,Q (2714) chess.com INT 2019}) 8... Bc7 9. g3 O-O 10. Bg2 b6 11. O-O Be5 12. Bf4 (12. Be3 {is more complex.} Ba6 13. Rc1 Ng4 14. Bd2 Rc8 15. f4) 12... Bxf4 13. Bxc6 $146 ({Predecessor:} 13. gxf4 Rb8 14. Rb1 Ba6 {0-1 (53) Cramling,P (2521)-Ju,W (2558) Tehran 2016}) 13... dxc6 14. Qxd8 $1 Rxd8 15. gxf4 Ba6 {White should prevent ...Bc4.} 16. Rfd1 Nd5 17. Nxd5 Rxd5 18. Rxd5 exd5 $11 {[%mdl 4096] Endgame KRB-KRN} 19. e3 Rb8 20. Rc1 Bc4 21. Nd2 bxc5 22. Nxc4 dxc4 23. Rxc4 Rxb2 24. Rxc5 {KR-KR} Rb6 25. a4 Kf8 {The position is equal.} 26. a5 Rb5 27. Rxc6 {[#] Threatens to win with Rc8+.} Rxa5 28. Rc8+ Ke7 29. Rc7+ Kf8 30. Rc8+ Ke7 31. Rc7+ Kf8 {Accuracy: White = 82%, Black = 90%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.1"]
[White "Moroni, Luca Jr"]
[Black "Wei, Yi"]
[Result "*"]
[ECO "A10"]
[WhiteElo "2567"]
[BlackElo "2733"]
[Annotator "TA"]
[PlyCount "28"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,28,12,3,13,10,0,24,0,0,0,5,3,17,-26,0,0,18,0,16]} 1. c4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. a3 Bc5 7. Nb3 {A33: Symmetrical English: 2 Nf3 Nf6 3 d4 cxd4 4 Nxd4 e6 5 Nc3 Nc6} Bb6 8. c5 Bc7 9. g3 {White has an edge.} O-O 10. Bg2 b6 11. O-O Be5 12. e4 $146 ({Predecessor:} 12. a4 bxc5 13. Nxc5 d5 14. e4 Rb8 15. exd5 Nxd5 16. Nxd5 exd5 17. Qxd5 Qxd5 18. Bxd5 {½-½ (27) Matlakov,M (2718)-Svidler,P (2768) Wijk aan Zee 2018}) 12... Ba6 13. Re1 Bxc3 14. bxc3 e5 *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.2"]
[White "Fedoseev, Vladimir"]
[Black "Petrosyan, Manuel"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2715"]
[BlackElo "2564"]
[Annotator "RC"]
[PlyCount "101"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:43]} 2. Bg5 {[%emt 0:00:00]} e6 {[%emt 0:00:34]} 3. Nd2 {[%emt 0:00:27]} h6 {[%emt 0:03:28]} 4. Bh4 {[%emt 0:00:15]} c5 {[%emt 0:01:20]} 5. e3 {[%emt 0:01:57]} Nc6 {[%emt 0:02:33]} 6. c3 {[%emt 0:00:57]} b6 {[%emt 0:02:12]} 7. Ngf3 {[%emt 0:04:07]} Be7 {[%emt 0:03:38]} 8. Bd3 {[%emt 0:01:29]} Bb7 {[%emt 0:01:29]} 9. a3 {[%emt 0:03:06]} O-O {[%emt 0:03:40]} 10. O-O {[%emt 0:01:19]} d5 {[%emt 0:05:05]} 11. Qe2 {[%emt 0:01:23]} Ne4 {[%emt 0:05:15]} 12. Bxe7 {[%emt 0:00:21]} Nxe7 {[%emt 0:00:15]} 13. Rad1 {[%emt 0:04:02]} Qc7 {[%emt 0:01:14]} 14. Bb1 {[%emt 0:02:57]} a5 {[%emt 0:05:24]} 15. Ne5 {[%emt 0:05:17]} Ba6 {[%emt 0:07:04]} 16. Nd3 {[%emt 0:00:10]} Ng6 {[%emt 0:05:19]} 17. Qg4 {[%emt 0:04:56]} Nf6 {[%emt 0:02:46]} 18. Qh3 {[%emt 0:03:17]} cxd4 {[%emt 0:05:57]} 19. cxd4 {[%emt 0:07:27]} e5 {[%emt 0:07:57]} 20. dxe5 {[%emt 0:09:18]} Nxe5 {[%emt 0:03:50]} 21. Nf3 {[%emt 0:01:22]} Bxd3 {[%emt 0:00:11]} 22. Bxd3 {[%emt 0:00:13]} Nxf3+ {[%emt 0:00:04]} 23. Qxf3 {[%emt 0:00:32]} Qe5 {[%emt 0:00:02]} 24. Rd2 {[%emt 0:08:04]} Ne4 {[%emt 0:00:07]} 25. Rc2 {[%emt 0:04:35]} Rac8 {[%emt 0:02:07]} 26. Rfc1 {[%emt 0:00:46]} Rxc2 {[%emt 0:01:14]} 27. Rxc2 {[%emt 0:00:07]} Rd8 {[%emt 0:00:31]} 28. Qd1 {[%emt 0:03:16]} Nc5 {[%emt 0:05:22]} 29. Bf1 {[%emt 0:00:16]} g6 {[%emt 0:03:27]} 30. g3 {[%emt 0:03:24]} Kg7 {[%emt 0:05:13]} 31. Rd2 {[%emt 0:09:24]} Ne4 {[%emt 0:01:14]} 32. Rd4 {[%emt 0:00:08]} Qf5 {[%emt 0:00:22]} 33. f3 {[%emt 0:00:22]} Ng5 {[%emt 0:01:30]} 34. f4 {[%emt 0:00:11]} Ne6 {[%emt 0:07:26]} 35. e4 {[%emt 0:00:13]} Qf6 {[%emt 0:03:38]} 36. e5 {[%emt 0:01:53]} Qe7 {[%emt 0:00:05]} 37. Rxd5 {[%emt 0:00:04]} Qc7 {[%emt 0:04:32]} 38. Rxd8 {[%emt 0:00:24]} Nxd8 {[%emt 0:00:01]} 39. Qd5 {[%emt 0:00:14]} Ne6 {[%emt 0:01:42]} 40. Bc4 {[%emt 0:00:00]} a4 {[%emt 0:00:00]} 41. Kf2 {[%emt 0:04:02]} h5 {[%emt 0:01:22]} 42. Kg2 {[%emt 0:10:23]} Qc8 {[%emt 0:05:05]} 43. Kf2 {[%emt 0:02:50]} Qc7 {[%emt 0:00:11]} 44. Ke1 {[%emt 0:00:35]} b5 {[%emt 0:07:04]} 45. Qxb5 {[%emt 0:00:41]} Qa7 {[%emt 0:00:07]} 46. Bxe6 {[%emt 0:01:16]} fxe6 {[%emt 0:01:05]} 47. Kf1 {[%emt 0:02:11]} Qe3 {[%emt 0:06:27]} 48. Qd7+ {[%emt 0:03:02]} Kh6 {[%emt 0:01:54]} 49. Qxe6 {[%emt 0:05:10]} Qf3+ {[%emt 0:00:17]} 50. Kg1 {[%emt 0:00:33]} h4 {[%emt 0:00:08]} 51. Qf6 {[%emt 0:03:41]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.2"]
[White "Fedoseev, Vladimir"]
[Black "Petrosyan, Manuel"]
[Result "*"]
[WhiteElo "2715"]
[BlackElo "2564"]
[Annotator "TA"]
[PlyCount "19"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,19,9,8,19,11,22,-15,0,-13]} 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. O-O e5 5. d3 Ne7 6. e4 dxe4 7. dxe4 {The position is equal.} Qxd1 {A07: Réti Opening: New York and Capablanca Systems} 8. Rxd1 Nbc6 (8... f6 9. Be3 Be6 10. Nbd2 Nd7 {½-½ (10) Vajda,L (2600)-Nisipeanu,L (2686) Zalakaros 2017}) 9. h3 h6 $146 ({Predecessor:} 9... Bd7 10. Be3 O-O-O 11. c3 Be6 12. Nbd2 f6 13. Bf1 h5 14. Kg2 Bh6 15. Bxh6 Rxh6 {0-1 (72) Telljohann,S (2432)-Wernert,W (2353) Germany 2008}) 10. Nc3 *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.3"]
[White "Fier, Alexandr"]
[Black "Wang, Hao"]
[Result "*"]
[ECO "B00"]
[WhiteElo "2561"]
[BlackElo "2714"]
[Annotator "TA"]
[PlyCount "21"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,21,32,45,30,30,10,26,31,22,-28,-36,-66]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. c3 d6 6. d4 Bd7 7. d5 {C76: Ruy Lopez: Deferred Steinitz: 5 c3 Bd7 6 d4 g6} Nce7 8. c4 Bg7 9. Nc3 h6 10. g4 $146 ({Predecessor:} 10. O-O f5 11. Bxd7+ Qxd7 12. Ne1 Nf6 13. f3 O-O 14. Nd3 f4 15. c5 Kh8 16. Qa4 Qd8 17. Qb4 Rb8 18. b3 g5 19. Ba3 Ne8 {0-1 (76) Durarbayli,V (2590)-Lenic,L (2659) Dubai 2014}) 10... Nf6 11. h3 *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.3"]
[White "Fier, Alexandr"]
[Black "Wang, Hao"]
[Result "1/2-1/2"]
[ECO "B18"]
[WhiteElo "2561"]
[BlackElo "2714"]
[Annotator "RC"]
[PlyCount "111"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c6 {[%emt 0:00:00]} 2. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:00]} dxe4 {[%emt 0:00:00]} 4. Nxe4 {[%emt 0:00:00]} Bf5 {[%emt 0:00:00]} 5. Ng3 {[%emt 0:00:00]} Bg6 {[%emt 0:00:00]} 6. h4 {[%emt 0:00:00]} h6 {[%emt 0:00:01]} 7. Nf3 {[%emt 0:00:00]} e6 {[%emt 0:00:04]} 8. Ne5 {[%emt 0:04:05]} Bh7 {[%emt 0:00:11]} 9. Bd3 {[%emt 0:00:04]} Bxd3 {[%emt 0:00:07]} 10. Qxd3 {[%emt 0:00:03]} Nd7 {[%emt 0:00:06]} 11. Bf4 {[%emt 0:03:16]} Nxe5 {[%emt 0:07:48]} 12. Bxe5 {[%emt 0:01:09]} Qa5+ {[%emt 0:00:03]} 13. c3 {[%emt 0:00:14]} Nf6 {[%emt 0:00:05]} 14. O-O {[%emt 0:02:06]} Ng4 {[%emt 0:08:16]} 15. Rfe1 {[%emt 0:03:28]} O-O-O {[%emt 0:18:56]} 16. Qf3 {[%emt 0:07:17]} Nxe5 {[%emt 0:00:32]} 17. dxe5 {[%emt 0:02:37]} Qc7 {[%emt 0:00:54]} 18. Rad1 {[%emt 0:02:19]} Rd5 {[%emt 0:00:40]} 19. c4 {[%emt 0:02:20]} Rxd1 {[%emt 0:03:56]} 20. Rxd1 {[%emt 0:01:48]} Qxe5 {[%emt 0:01:47]} 21. Qxf7 {[%emt 0:00:50]} Bd6 {[%emt 0:00:19]} 22. Qg6 {[%emt 0:06:46]} Rd8 {[%emt 0:14:04]} 23. Ne4 {[%emt 0:04:25]} Be7 {[%emt 0:00:21]} 24. Rxd8+ {[%emt 0:02:23]} Kxd8 {[%emt 0:01:25]} 25. g3 {[%emt 0:11:02]} Qxb2 {[%emt 0:02:38]} 26. Qxe6 {[%emt 0:00:05]} Qxa2 {[%emt 0:00:06]} 27. Kg2 {[%emt 0:05:13]} Qb2 {[%emt 0:05:46]} 28. c5 {[%emt 0:06:33]} Qd4 {[%emt 0:03:02]} 29. Qg8+ {[%emt 0:01:35]} Kd7 {[%emt 0:00:16]} 30. f3 {[%emt 0:00:06]} a5 {[%emt 0:13:46]} 31. Qb8 {[%emt 0:03:56]} Qb2+ {[%emt 0:02:53]} 32. Kh3 {[%emt 0:00:02]} Qb3 {[%emt 0:04:53]} 33. Nd6 {[%emt 0:03:55]} Qe6+ {[%emt 0:00:10]} 34. g4 {[%emt 0:00:02]} Bxd6 {[%emt 0:00:09]} 35. cxd6 {[%emt 0:00:02]} Qxd6 {[%emt 0:00:15]} 36. Qxb7+ {[%emt 0:00:02]} Qc7 {[%emt 0:00:07]} 37. Qa8 {[%emt 0:00:56]} Qe5 {[%emt 0:01:06]} 38. h5 {[%emt 0:01:22]} Qc3 {[%emt 0:01:22]} 39. Kg2 {[%emt 0:07:35]} Qe5 {[%emt 0:08:22]} 40. Qa7+ {[%emt 0:00:00]} Ke6 {[%emt 0:00:00]} 41. Qa8 {[%emt 0:05:19]} Qb2+ {[%emt 0:02:00]} 42. Kg3 {[%emt 0:03:07]} Qc3 {[%emt 0:00:20]} 43. Kg2 {[%emt 0:00:32]} Kd5 {[%emt 0:02:02]} 44. Qg8+ {[%emt 0:06:51]} Kc5 {[%emt 0:00:29]} 45. Qf8+ {[%emt 0:00:02]} Kc4 {[%emt 0:02:59]} 46. Qf7+ {[%emt 0:02:17]} Kd3 {[%emt 0:00:58]} 47. Qf5+ {[%emt 0:01:24]} Ke2 {[%emt 0:04:43]} 48. Qe4+ {[%emt 0:00:19]} Kd2 {[%emt 0:05:51]} 49. f4 {[%emt 0:01:39]} c5 {[%emt 0:02:01]} 50. g5 {[%emt 0:00:55]} c4 {[%emt 0:01:45]} 51. gxh6 {[%emt 0:00:09]} gxh6 {[%emt 0:00:05]} 52. f5 {[%emt 0:00:03]} Qg7+ {[%emt 0:05:44]} 53. Kf3 {[%emt 0:01:12]} c3 {[%emt 0:00:04]} 54. Qe2+ {[%emt 0:00:04]} Kc1 {[%emt 0:00:09]} 55. Qf1+ {[%emt 0:00:02]} Kb2 {[%emt 0:00:18]} 56. Qb5+ {[%emt 0:00:03]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.4"]
[White "Dubov, Daniil"]
[Black "Abdusattorov, Nodirbek"]
[Result "*"]
[ECO "A46"]
[WhiteElo "2703"]
[BlackElo "2560"]
[Annotator "TA"]
[PlyCount "21"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,21,9,12,-1,-7,0,17,8,13,20]} 1. d4 {Stohl,I} Nf6 2. Nf3 d5 3. c4 e6 4. Bg5 Be7 5. Nc3 O-O 6. e3 h6 7. Bf4 Nbd7 {[%cal Bb8d7,Bd7b6,Bb6d5][%mdl 32] LiveBook: 24 Games. The position is equal.} 8. g4 {D53: Queen's Gambit Declined: 4 Bg5 Be7: Early deviations} dxc4 9. Bxc4 Nb6 10. Bd3 $146 ({Predecessor:} 10. Bb3 Nfd5 11. Bg3 c5 12. Ne5 cxd4 13. Qxd4 Nxc3 14. bxc3 Nd5 15. O-O Qa5 {0-1 (75) Grischuk,A (2780)-Caruana,F (2803) Khanty-Mansiysk 2015 CBM 167 [Stohl,I]}) 10... Nbd5 11. Be5 *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.4"]
[White "Dubov, Daniil"]
[Black "Abdusattorov, Nodirbek"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2703"]
[BlackElo "2560"]
[Annotator "RC"]
[PlyCount "76"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} e6 {[%emt 0:00:06]} 3. Bg5 {[%emt 0:00:57]} d5 {[%emt 0:01:59]} 4. c4 {[%emt 0:02:34]} Be7 {[%emt 0:00:06]} 5. Nc3 {[%emt 0:00:37]} h6 {[%emt 0:00:20]} 6. Bf4 {[%emt 0:01:19]} O-O {[%emt 0:00:23]} 7. e3 {[%emt 0:00:05]} c5 {[%emt 0:00:05]} 8. dxc5 {[%emt 0:00:40]} Bxc5 {[%emt 0:00:17]} 9. a3 {[%emt 0:00:24]} Nc6 {[%emt 0:00:21]} 10. Qc2 {[%emt 0:01:31]} Qa5 {[%emt 0:08:35]} 11. Ra2 {[%emt 0:01:54]} Ne4 {[%emt 0:06:47]} 12. Bd3 {[%emt 0:04:17]} Nxc3 {[%emt 0:01:09]} 13. bxc3 {[%emt 0:00:18]} d4 {[%emt 0:02:05]} 14. exd4 {[%emt 0:01:45]} Nxd4 {[%emt 0:00:24]} 15. Nxd4 {[%emt 0:00:42]} Bxd4 {[%emt 0:00:12]} 16. O-O {[%emt 0:00:05]} Be5 {[%emt 0:06:02]} 17. Be3 {[%emt 0:03:45]} Qc7 {[%emt 0:03:07]} 18. f4 {[%emt 0:02:25]} Bd6 {[%emt 0:00:53]} 19. Qf2 {[%emt 0:01:00]} b6 {[%emt 0:05:15]} 20. Bd4 {[%emt 0:02:38]} Bc5 {[%emt 0:01:45]} 21. Re2 {[%emt 0:01:38]} Rd8 {[%emt 0:04:26]} 22. Re5 {[%emt 0:06:08]} Ba6 {[%emt 0:05:47]} 23. Rfe1 {[%emt 0:12:04]} Bxd4 {[%emt 0:12:13]} 24. cxd4 {[%emt 0:00:44]} Qd6 {[%emt 0:02:45]} 25. c5 {[%emt 0:09:18]} bxc5 {[%emt 0:00:33]} 26. Be4 {[%emt 0:00:11]} Rac8 {[%emt 0:06:00]} 27. dxc5 {[%emt 0:00:37]} Qd4 {[%emt 0:01:44]} 28. Qxd4 {[%emt 0:05:42]} Rxd4 {[%emt 0:00:51]} 29. f5 {[%emt 0:00:17]} Bd3 {[%emt 0:08:40]} 30. Bb7 {[%emt 0:04:44]} Rc7 {[%emt 0:00:57]} 31. fxe6 {[%emt 0:00:22]} fxe6 {[%emt 0:00:43]} 32. Bf3 {[%emt 0:01:20]} Bc4 {[%emt 0:01:29]} 33. Rc1 {[%emt 0:05:43]} Kf7 {[%emt 0:02:56]} 34. Kf2 {[%emt 0:01:42]} Kf6 {[%emt 0:03:55]} 35. Re4 {[%emt 0:01:04]} Rxe4 {[%emt 0:00:28]} 36. Bxe4 {[%emt 0:00:02]} Ba2 {[%emt 0:00:38]} 37. Ke3 {[%emt 0:02:26]} Ke5 {[%emt 0:00:29]} 38. g3 {[%emt 0:00:56]} Bd5 {[%emt 0:01:02]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.5"]
[White "Karthikeyan, Murali"]
[Black "Kovalev, Vladislav"]
[Result "1/2-1/2"]
[ECO "C77"]
[WhiteElo "2560"]
[BlackElo "2703"]
[Annotator "RC"]
[PlyCount "35"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 3. Bb5 {[%emt 0:00:00]} a6 {[%emt 0:00:00]} 4. Ba4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 5. d3 {[%emt 0:00:00]} b5 {[%emt 0:00:14]} 6. Bb3 {[%emt 0:00:06]} Bc5 {[%emt 0:00:04]} 7. c3 {[%emt 0:01:20]} d6 {[%emt 0:00:15]} 8. Bg5 {[%emt 0:00:44]} h6 {[%emt 0:01:31]} 9. Bh4 {[%emt 0:00:17]} Bd7 {[%emt 0:20:43]} 10. Nbd2 {[%emt 0:07:00]} Bb6 {[%emt 0:05:00]} 11. Nf1 {[%emt 0:07:01]} g5 {[%emt 0:03:52]} 12. Bg3 {[%emt 0:00:54]} Ne7 {[%emt 0:04:11]} 13. Ne3 {[%emt 0:07:32]} Ng6 {[%emt 0:01:14]} 14. O-O {[%emt 0:13:52]} Nh7 {[%emt 0:17:57]} 15. Nd2 {[%emt 0:14:00]} Nf6 {[%emt 0:08:29]} 16. Nf3 {[%emt 0:15:34]} Nh7 {[%emt 0:00:14]} 17. Nd2 {[%emt 0:00:16]} Nf6 {[%emt 0:06:08]} 18. Nf3 {[%emt 0:06:34]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.5"]
[White "Karthikeyan, Murali"]
[Black "Kovalev, Vladislav"]
[Result "*"]
[ECO "C44"]
[WhiteElo "2560"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "32"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,20,35,27,41]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 Bd7 7. O-O g6 8. h3 Bg7 9. Be3 O-O {C72: Ruy Lopez: Deferred Steinitz: 5 0-0} 10. Nbd2 {LiveBook: 9 Games} Qe8 {Predecessor:} 11. Bc2 $146 Nh5 12. d4 f5 13. exf5 gxf5 14. dxe5 Nxe5 15. Re1 Kh8 16. Nxe5 dxe5 {½-½ (23) Akopian,V (2675)-Amin,B (2654) Sharjah 2016} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.6"]
[White "Mamedov, Rauf"]
[Black "Lomasov, Semyon"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "2703"]
[BlackElo "2559"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,119,14,9,3,4,0,14,0,8,0,0,0,11,0,5,7,31,20,14,20,7,0,37,10,31,10,9,0,16,0,25,0,25,0,30,-16,54,40,81,71,67,79,91,91,95,83,83,81,78,68,83,33,41,42,70,79,69,76,95,101,104,100,95,94,95,94,88,99,116,104,117,0,98,68,52,35,133,80,192,61,58,68,72,35,107,105,165,138,322,322,322,317,336,321,457,452,522,516,700,677,610,610,697,693,614,506,606,587,580,577]} 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nf6 6. exd5 Qxd5 7. Nb5 {Threatens to win with Nc7+. C07: French Tarrasch: 3...c5, 4 Ngf3 and 4 exd5 Qxd5} Na6 8. Nc3 Qd6 9. a3 {The position is equal.} Bd7 10. Qf3 Bc6 11. Qg3 Qxg3 12. hxg3 Nc7 13. Nc4 {[#]} O-O-O $146 ({Predecessor:} 13... Ne4 14. Nxe4 Bxe4 15. c3 f6 {½-½ (15) Popovic,D (2521)-Predojevic,B (2652) Bihac 2016}) 14. Be3 b6 15. Ne5 {[%mdl 64] Double Attack} Be8 16. Bd3 Bd6 17. Nc4 Be7 18. f3 Nfd5 19. Bd2 h5 20. g4 h4 21. O-O-O f6 22. Ne4 Bb5 23. g5 Kb7 ({Black should play} 23... f5 $11) 24. Rde1 Bc6 25. Rh2 e5 26. Reh1 Nf4 27. Bxf4 $1 exf4 28. gxf6 gxf6 29. Nc3 Rhg8 30. Ne2 f5 31. Kb1 ({Inferior is} 31. Nxf4 Bg5 $17) 31... Bg5 32. Bxf5 Bb5 33. Bd3 Rge8 {Hoping for ...Rxd3!} 34. Nc3 Bxc4 35. Bxc4 Re3 36. Nd1 Re5 37. Nf2 b5 38. Bd3 Kb6 39. Be4 Re7 40. Nh3 Bh6 41. Nf2 Bg5 42. Nd3 Ne6 43. b4 a5 {[#]} ({Black should try} 43... Rg7 $14) 44. Rxh4 (44. bxa5+ $142 $1 Kxa5 45. Nb4) 44... axb4 {[#]} (44... Bxh4 $16 45. Rxh4 Ng5) 45. axb4 (45. Rg4 $1 $18) 45... Bxh4 $14 46. Rxh4 Rd4 47. Rh5 {And now Re5 would win.} Nc7 (47... Rd6 $14) 48. Kb2 $16 Rg7 (48... Na6 $16 {keeps fighting.}) 49. Rh2 ({Don't take} 49. Nxf4 $6 Rxb4+ 50. Kc1 Rg3 $14) 49... Rf7 $2 (49... Re7 $16 {was necessary.} 50. Rh6+ (50. Nxf4 Rxb4+ 51. Kc1 Rc4 $16) 50... Re6) 50. Rh6+ $18 Ka7 51. c3 Rc4 52. Ne5 {[%mdl 64] Double Attack} Rg7 (52... Rxe4 {is a better defense.} 53. fxe4 Rf8) 53. Bd3 {White is clearly winning.} Rxg2+ 54. Kb3 {[%mdl 64] Trapped Piece} Rf2 55. Bxc4 bxc4+ 56. Kxc4 Re2 57. Nc6+ Kb7 58. Nd4 Re3 59. Rh7 Kb6 60. Rf7 {Accuracy: White = 50%, Black = 41%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.6"]
[White "Mamedov, Rauf"]
[Black "Lomasov, Semyon"]
[Result "*"]
[ECO "C02"]
[WhiteElo "2703"]
[BlackElo "2559"]
[Annotator "TA"]
[PlyCount "32"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,21,18,17,16,0,17,28,20,29]} 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Na3 {[%cal Bb1a3,Ba3c2,Bc2e3][%mdl 32]} cxd4 7. cxd4 Bd7 8. Nc2 Rc8 {C02: French: Advance Variation} 9. Be2 Nb4 10. Ne3 Bb5 11. O-O {Predecessor:} Bxe2 $146 12. Qxe2 Qa6 13. Qxa6 Nxa6 14. Bd2 Bb4 15. Rfc1 Ne7 16. Rxc8+ Nxc8 {½-½ (56) Predke,A (2622)-Riazantsev,A (2649) St Petersburg 2018} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.7"]
[White "Lalith Babu M R"]
[Black "Inarkiev, Ernesto"]
[Result "*"]
[ECO "A04"]
[WhiteElo "2556"]
[BlackElo "2692"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,18,17,9,20]} 1. Nf3 d5 2. d4 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. O-O Nc6 7. Nc3 a6 8. a4 Be7 9. dxc5 {LiveBook: 207 Games} O-O {D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4} {Predecessor:} 10. Qc2 $146 Bxc5 11. Rd1 Qc7 12. Ne4 Be7 13. Bd2 Na5 14. Bxa5 Qxa5 15. Nxf6+ Bxf6 16. Bd3 g6 17. Be4 Qb4 18. Rd2 Ra7 {½-½ (36) Anand,V (2788)-Morozevich,A (2750) Moscow 2009} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.7"]
[White "Lalith Babu M R"]
[Black "Inarkiev, Ernesto"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2556"]
[BlackElo "2692"]
[Annotator "RC"]
[PlyCount "84"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 2. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 3. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 4. g3 {[%emt 0:00:00]} Bb4+ {[%emt 0:00:00]} 5. Bd2 {[%emt 0:00:00]} Be7 {[%emt 0:00:00]} 6. Bg2 {[%emt 0:00:00]} O-O {[%emt 0:00:01]} 7. O-O {[%emt 0:00:03]} c6 {[%emt 0:00:09]} 8. Qc2 {[%emt 0:00:18]} Nbd7 {[%emt 0:00:09]} 9. Rd1 {[%emt 0:00:32]} b6 {[%emt 0:00:10]} 10. b3 {[%emt 0:00:05]} Ba6 {[%emt 0:02:55]} 11. Bf4 {[%emt 0:03:37]} Rc8 {[%emt 0:00:34]} 12. Nc3 {[%emt 0:01:12]} dxc4 {[%emt 0:00:50]} 13. bxc4 {[%emt 0:00:47]} Bxc4 {[%emt 0:03:13]} 14. Nd2 {[%emt 0:05:50]} Ba6 {[%emt 0:01:09]} 15. Qa4 {[%emt 0:00:28]} Bb7 {[%emt 0:00:10]} 16. Qxa7 {[%emt 0:01:19]} Ba8 {[%emt 0:00:12]} 17. e4 {[%emt 0:13:27]} Bb4 {[%emt 0:14:01]} 18. Rac1 {[%emt 0:06:29]} Nh5 {[%emt 0:11:59]} 19. a3 {[%emt 0:17:45]} Bxc3 {[%emt 0:20:21]} 20. Rxc3 {[%emt 0:00:08]} Nxf4 {[%emt 0:00:02]} 21. gxf4 {[%emt 0:00:08]} Rc7 {[%emt 0:00:04]} 22. Qa4 {[%emt 0:09:25]} Qh4 {[%emt 0:00:56]} 23. Rf3 {[%emt 0:10:56]} c5 {[%emt 0:01:16]} 24. f5 {[%emt 0:06:24]} exf5 {[%emt 0:10:08]} 25. Rxf5 {[%emt 0:00:32]} cxd4 {[%emt 0:00:16]} 26. Qxd4 {[%emt 0:04:55]} Nc5 {[%emt 0:00:08]} 27. Nf3 {[%emt 0:11:55]} Qxe4 {[%emt 0:01:27]} 28. Re5 {[%emt 0:00:05]} Qc2 {[%emt 0:06:07]} 29. Ne1 {[%emt 0:00:34]} Qg6 {[%emt 0:01:12]} 30. Qd6 {[%emt 0:01:02]} Rcc8 {[%emt 0:09:51]} 31. Qxg6 {[%emt 0:00:32]} fxg6 {[%emt 0:01:15]} 32. Re7 {[%emt 0:01:56]} Rf6 {[%emt 0:01:17]} 33. Bxa8 {[%emt 0:02:18]} Rxa8 {[%emt 0:00:03]} 34. Nc2 {[%emt 0:00:05]} h6 {[%emt 0:01:55]} 35. Rd2 {[%emt 0:00:56]} g5 {[%emt 0:00:13]} 36. Rde2 {[%emt 0:00:16]} Ra4 {[%emt 0:00:41]} 37. h3 {[%emt 0:01:19]} Kh7 {[%emt 0:05:45]} 38. R2e3 {[%emt 0:00:58]} Raf4 {[%emt 0:00:57]} 39. Re2 {[%emt 0:02:07]} Nd3 {[%emt 0:00:18]} 40. R7e6 {[%emt 0:00:00]} Rxf2 {[%emt 0:00:00]} 41. Rxf2 {[%emt 0:07:08]} Rxe6 {[%emt 0:06:47]} 42. Rd2 {[%emt 0:00:07]} Nf4 {[%emt 0:00:25]} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.8"]
[White "Nabaty, Tamir"]
[Black "Santos Ruiz, Miguel"]
[Result "*"]
[ECO "A46"]
[WhiteElo "2688"]
[BlackElo "2554"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,36,-1,0,-4,-27,0,0,0,0,-7,0,0,0,0,0,0,0,8,8,10]} 1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. Nbd2 (5. c3 cxd4 6. exd4 Bf5 7. Qb3 Na5 8. Qa4+ Bd7 9. Qc2 Rc8 10. Nbd2 g6 11. Bd3 Bg7 12. O-O O-O 13. Ne5 Nc6 14. Nxc6 Bxc6 {0-1 (66) Eljanov,P (2680)-Saric,I (2690) chess.com INT 2019}) 5... Qb6 6. dxc5 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} Qxb2 7. Rb1 Qc3 8. Bb5 e6 9. O-O Be7 10. Ne5 {LiveBook: 18 Games} Bd7 11. Nd3 O-O 12. Bc7 {The position is equal.} b6 13. a4 $146 Ne8 $1 {[%cal Re8c7]} ({Avoid the trap} 13... Bxc5 $2 14. Rb3 $18) 14. Be5 Nxe5 15. Rb3 Qa5 16. Nxe5 Bxb5 17. axb5 {[#] Black must now prevent Nc6.} bxc5 18. b6 $1 {Strongly threatening Nc6.} axb6 *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.8"]
[White "Nabaty, Tamir"]
[Black "Santos Ruiz, Miguel"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2688"]
[BlackElo "2554"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,108,0,0,0,0,0,0,0,0,-2,0,0,0,0,0,-41,15,0,0,-9,-9,-12,-16,-19,22,22,18,18,21,20,30,27,35,36,40,44,65,62,62,64,83,0,33,42,33,0,0,0,0,0,0,0,0,-8,0,-35,0,0,0,-116,-119,-121,-114,-275,-275,-658,-202,-98,-96,-88,-69,-64,0,-87,-87,-198,-144,-144,-144,-144,-144,-144,-144,-144,-144,-144,-144,-144,-144,-144,-144,-144,-144,-144,-144,-144,-144,-144,-144,-144,-144]} 1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. dxc5 (4. c3 Nc6 5. Nd2 Qb6 6. Qb3 Nh5 7. Qxb6 axb6 8. Bc7 cxd4 9. exd4 e5 10. Bxe5 Nxe5 11. dxe5 Bc5 12. g3 O-O {1-0 (76) Aronian,L (2765)-Caruana,F (2832) London 2018}) 4... e6 5. b4 a5 6. c3 {D00: 1 d4 d5: Unusual lines} Bd7 7. Nd2 axb4 8. cxb4 {The position is equal.} b6 9. cxb6 Bxb4 10. Bc7 Qe7 {...Ne4 is the strong threat.} 11. Ngf3 O-O 12. a4 $146 Bd6 ({Better is} 12... e5 $15) 13. Bxd6 Qxd6 14. a5 {Hoping for Qb3.} Qc5 15. Nb3 Qb4+ 16. Nfd2 Ba4 17. Qb1 $1 $36 {[%mdl 2048] White has good play.} Ne4 18. Bd3 Bxb3 19. Bxe4 Rxa5 20. Bxh7+ Kh8 21. Rxa5 Qxa5 22. Bd3 Bc4 23. Bxc4 dxc4 24. Ke2 c3 25. Nc4 (25. Ne4 $1 $16) 25... Qd5 26. Qb4 Kg8 ({Much weaker is} 26... Rc8 27. Nd6 $16) 27. Qxc3 Qxg2 28. Rb1 Qg4+ 29. Kf1 {Black must now prevent Qd4.} Rc8 30. Rc1 Qh3+ 31. Ke1 {aiming for b7.} Qxh2 32. Qd3 Qh1+ 33. Kd2 $1 Qf3 34. Rf1 {[#]} (34. Qd4 $11) 34... Qc6 $1 $17 {[%cal Rc6c4]} 35. Rc1 ({But not} 35. Nd6 $2 Rd8 $19) 35... Nd7 36. Rc2 $2 (36. Qd6 $17) 36... Nc5 $19 37. Qa3 $2 (37. Ne5 Qxb6 38. Ke2 Nxd3 39. Rxc8+ Kh7 40. Nxd3) 37... Qd5+ $2 (37... Rd8+ 38. Ke2 Qe4) 38. Ke2 {White wants to play Nd2.} Qh5+ 39. Ke1 Qh1+ 40. Ke2 Qh5+ 41. Ke1 $1 Qg6 42. e4 (42. b7 $17 Nxb7 43. Rc1) 42... Qxe4+ (42... Nxe4 $19 {( -> ...Qg1+)} 43. Qd3 Qg1+ 44. Qf1 Qh2) 43. Ne3 $17 {[#]} Nd3+ $1 44. Qxd3 Qxd3 45. Rxc8+ {[%mdl 4096] Endgame KQ-KRN} Kh7 {Threatens to win with ...Qb1+.} 46. Rc7 Qb1+ {[%mdl 64] Double Attack} 47. Ke2 {intending b7.} Qxb6 48. Rxf7 Qb5+ 49. Ke1 Qd3 50. Rf3 Kg8 51. Rg3 Kf7 52. Ng4 Qb1+ 53. Ke2 Qb2+ 54. Kf1 Ke7 {Accuracy: White = 58%, Black = 60%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.9"]
[White "Tsydypov, Zhamsaran"]
[Black "Korobov, Anton"]
[Result "1/2-1/2"]
[ECO "C84"]
[WhiteElo "2547"]
[BlackElo "2687"]
[Annotator "RC"]
[PlyCount "161"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:48]} Nc6 {[%emt 0:00:00]} 3. Bb5 {[%emt 0:00:26]} a6 {[%emt 0:00:16]} 4. Ba4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:25]} 5. O-O {[%emt 0:00:47]} Be7 {[%emt 0:00:10]} 6. d3 {[%emt 0:05:00]} d6 {[%emt 0:00:57]} 7. c3 {[%emt 0:04:16]} O-O {[%emt 0:00:19]} 8. Nbd2 {[%emt 0:00:33]} b5 {[%emt 0:02:14]} 9. Bc2 {[%emt 0:01:47]} Bb7 {[%emt 0:07:13]} 10. Re1 {[%emt 0:00:56]} Nb8 {[%emt 0:01:33]} 11. Nf1 {[%emt 0:04:18]} Nbd7 {[%emt 0:01:18]} 12. Ng3 {[%emt 0:02:27]} Re8 {[%emt 0:02:26]} 13. Bb3 {[%emt 0:05:41]} Nc5 {[%emt 0:02:50]} 14. Bc2 {[%emt 0:03:23]} Bf8 {[%emt 0:06:07]} 15. b4 {[%emt 0:03:46]} Ncd7 {[%emt 0:01:02]} 16. Bb3 {[%emt 0:01:07]} g6 {[%emt 0:09:37]} 17. Ng5 {[%emt 0:03:15]} Re7 {[%emt 0:01:11]} 18. f4 {[%emt 0:00:39]} exf4 {[%emt 0:04:21]} 19. Bxf4 {[%emt 0:00:22]} Bg7 {[%emt 0:01:44]} 20. a4 {[%emt 0:11:18]} h6 {[%emt 0:09:56]} 21. Nf3 {[%emt 0:01:02]} Ne5 {[%emt 0:01:33]} 22. Qd2 {[%emt 0:03:25]} Kh7 {[%emt 0:01:33]} 23. Rf1 {[%emt 0:08:26]} Nxf3+ {[%emt 0:06:07]} 24. gxf3 {[%emt 0:01:46]} c5 {[%emt 0:03:03]} 25. d4 {[%emt 0:02:00]} cxb4 {[%emt 0:03:36]} 26. cxb4 {[%emt 0:00:08]} bxa4 {[%emt 0:01:14]} 27. Bxa4 {[%emt 0:03:23]} Rc8 {[%emt 0:02:48]} 28. Be3 {[%emt 0:04:17]} Nd7 {[%emt 0:03:20]} 29. Rfc1 {[%emt 0:02:54]} Nb6 {[%emt 0:00:54]} 30. Bb3 {[%emt 0:00:50]} d5 {[%emt 0:04:07]} 31. Qd3 {[%emt 0:01:00]} dxe4 {[%emt 0:02:33]} 32. fxe4 {[%emt 0:00:37]} h5 {[%emt 0:05:14]} 33. Rxc8 {[%emt 0:09:10]} Qxc8 {[%emt 0:01:03]} 34. Rf1 {[%emt 0:03:32]} h4 {[%emt 0:05:19]} 35. d5 {[%emt 0:04:25]} Nd7 {[%emt 0:07:32]} 36. Bg5 {[%emt 0:02:04]} Ne5 {[%emt 0:00:05]} 37. Qe2 {[%emt 0:01:50]} Rd7 {[%emt 0:00:46]} 38. Bxh4 {[%emt 0:00:43]} Qc3 {[%emt 0:01:30]} 39. Ba4 {[%emt 0:01:53]} Rxd5 {[%emt 0:01:06]} 40. exd5 {[%emt 0:00:00]} Qd4+ {[%emt 0:00:00]} 41. Rf2 {[%emt 0:05:44]} Bxd5 {[%emt 0:07:05]} 42. Be7 {[%emt 0:05:12]} Nf3+ {[%emt 0:03:53]} 43. Kh1 {[%emt 0:03:29]} Ng5+ {[%emt 0:05:10]} 44. Rg2 {[%emt 0:02:54]} Nh3 {[%emt 0:01:22]} 45. Bc5 {[%emt 0:01:48]} Qa1+ {[%emt 0:02:28]} 46. Qd1 {[%emt 0:01:24]} Nf4 {[%emt 0:02:00]} 47. Qxa1 {[%emt 0:03:06]} Bxa1 {[%emt 0:00:07]} 48. Kg1 {[%emt 0:02:25]} Nxg2 {[%emt 0:00:26]} 49. b5 {[%emt 0:00:24]} axb5 {[%emt 0:01:50]} 50. Bxb5 {[%emt 0:00:05]} Nh4 {[%emt 0:00:11]} 51. Kf2 {[%emt 0:01:10]} f5 {[%emt 0:01:45]} 52. Bd3 {[%emt 0:04:14]} Bf6 {[%emt 0:01:10]} 53. Be3 {[%emt 0:00:23]} Kg7 {[%emt 0:00:27]} 54. Bf1 {[%emt 0:03:19]} Kf7 {[%emt 0:00:47]} 55. Ne2 {[%emt 0:00:28]} g5 {[%emt 0:00:56]} 56. Bd4 {[%emt 0:00:14]} Be7 {[%emt 0:00:33]} 57. Nc3 {[%emt 0:00:14]} Be6 {[%emt 0:00:28]} 58. Ne2 {[%emt 0:01:08]} Bd6 {[%emt 0:02:01]} 59. Ng3 {[%emt 0:00:40]} g4 {[%emt 0:01:29]} 60. Be2 {[%emt 0:01:03]} Kg6 {[%emt 0:01:13]} 61. Bb6 {[%emt 0:00:45]} f4 {[%emt 0:01:49]} 62. Bd3+ {[%emt 0:00:21]} Kh6 {[%emt 0:00:06]} 63. Ne2 {[%emt 0:01:28]} Kh5 {[%emt 0:02:14]} 64. Be4 {[%emt 0:00:41]} Bd7 {[%emt 0:00:36]} 65. Bd5 {[%emt 0:00:32]} Nf5 {[%emt 0:00:38]} 66. Nd4 {[%emt 0:02:32]} Ng7 {[%emt 0:02:54]} 67. Be4 {[%emt 0:01:43]} Be5 {[%emt 0:00:34]} 68. Nc6 {[%emt 0:00:22]} Bf6 {[%emt 0:00:20]} 69. Bd4 {[%emt 0:00:45]} Bh4+ {[%emt 0:00:13]} 70. Kg1 {[%emt 0:00:40]} Ne6 {[%emt 0:00:31]} 71. Bf2 {[%emt 0:01:04]} Ng5 {[%emt 0:01:40]} 72. Bxh4 {[%emt 0:00:36]} Nxe4 {[%emt 0:00:38]} 73. Ne5 {[%emt 0:00:11]} Kxh4 {[%emt 0:00:18]} 74. Nxd7 {[%emt 0:00:07]} Kh3 {[%emt 0:00:20]} 75. Ne5 {[%emt 0:00:23]} f3 {[%emt 0:00:12]} 76. Kf1 {[%emt 0:00:33]} f2 {[%emt 0:00:11]} 77. Nf3 {[%emt 0:00:14]} g3 {[%emt 0:01:22]} 78. hxg3 {[%emt 0:00:19]} Kxg3 {[%emt 0:00:07]} 79. Ke2 {[%emt 0:00:14]} Nd6 {[%emt 0:01:32]} 80. Ne1 {[%emt 0:00:53]} Nb7 {[%emt 0:00:31]} 81. Nd3 {[%emt 0:00:05]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.9"]
[White "Tsydypov, Zhamsaran"]
[Black "Korobov, Anton"]
[Result "*"]
[ECO "B00"]
[WhiteElo "2547"]
[BlackElo "2687"]
[Annotator "TA"]
[PlyCount "21"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,21,19,38,30,30,14,36,32,0,12]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nbd7 6. Be3 a6 7. g4 h6 {LiveBook: 37 Games. B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} 8. h3 (8. Rg1 b5 9. a3 Bb7 10. f3 e6 11. h4 Nb6 12. g5 Nfd7 13. g6 Qxh4+ 14. Bf2 Qf6 15. Bh3 fxg6 16. Nxe6 {½-½ (108) Fakhrutdinov,T (2481)-Al Sayed,M (2484) St Petersburg 2018}) 8... Qc7 9. Qe2 e6 10. f4 $146 ({Predecessor:} 10. Bg2 Ne5 11. O-O-O Nc4 12. Kb1 Nxe3 13. Qxe3 Be7 14. f4 Rb8 15. Bf3 Nd7 16. h4 {1-0 (32) Frolova,E (2067)-Sazonova,A (1886) Moscow 2011}) 10... b5 11. a3 *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.10"]
[White "Safarli, Eltaj"]
[Black "Hakobyan, Aram"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2681"]
[BlackElo "2545"]
[Annotator "RC"]
[PlyCount "57"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:05:52]} c5 {[%emt 0:00:00]} 2. Nc3 {[%emt 0:00:05]} d6 {[%emt 0:00:00]} 3. Bb5+ {[%emt 0:00:07]} Bd7 {[%emt 0:00:00]} 4. Bxd7+ {[%emt 0:00:03]} Qxd7 {[%emt 0:00:12]} 5. d4 {[%emt 0:00:02]} cxd4 {[%emt 0:00:27]} 6. Qxd4 {[%emt 0:00:04]} Nc6 {[%emt 0:00:15]} 7. Qd3 {[%emt 0:00:03]} Nf6 {[%emt 0:01:16]} 8. Bg5 {[%emt 0:00:19]} e6 {[%emt 0:04:10]} 9. Bxf6 {[%emt 0:04:00]} gxf6 {[%emt 0:00:03]} 10. O-O-O {[%emt 0:00:45]} a6 {[%emt 0:03:46]} 11. f4 {[%emt 0:06:06]} O-O-O {[%emt 0:00:40]} 12. Nge2 {[%emt 0:00:58]} Kb8 {[%emt 0:03:23]} 13. Qh3 {[%emt 0:01:07]} h5 {[%emt 0:13:59]} 14. Rhf1 {[%emt 0:05:46]} b5 {[%emt 0:11:11]} 15. Kb1 {[%emt 0:09:20]} Na5 {[%emt 0:08:44]} 16. a3 {[%emt 0:02:57]} Bh6 {[%emt 0:14:29]} 17. f5 {[%emt 0:01:15]} Bg5 {[%emt 0:06:04]} 18. Nd4 {[%emt 0:06:59]} Rhe8 {[%emt 0:04:17]} 19. Qxh5 {[%emt 0:06:12]} Nc4 {[%emt 0:05:37]} 20. Rf2 {[%emt 0:03:23]} Rh8 {[%emt 0:04:31]} 21. Qe2 {[%emt 0:03:04]} Rxh2 {[%emt 0:00:13]} 22. a4 {[%emt 0:02:47]} Ne3 {[%emt 0:09:27]} 23. Re1 {[%emt 0:05:10]} b4 {[%emt 0:00:21]} 24. Qxa6 {[%emt 0:03:55]} bxc3 {[%emt 0:02:45]} 25. Qb6+ {[%emt 0:02:02]} Kc8 {[%emt 0:02:59]} 26. Nb5 {[%emt 0:00:17]} Rxg2 {[%emt 0:00:57]} 27. Rxg2 {[%emt 0:02:04]} Nxg2 {[%emt 0:00:07]} 28. Re2 {[%emt 0:00:46]} Nf4 {[%emt 0:02:03]} 29. Rh2 {[%emt 0:00:35]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.10"]
[White "Safarli, Eltaj"]
[Black "Hakobyan, Aram"]
[Result "*"]
[WhiteElo "2681"]
[BlackElo "2545"]
[Annotator "ChessBase"]
[PlyCount "28"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 2. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 3. Nd2 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 4. Ngf3 {[%emt 0:00:00]} cxd4 {[%emt 0:00:00]} 5. Nxd4 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 6. Bb5 {[%emt 0:00:00]} Bd7 {[%emt 0:00:00]} 7. Nxc6 {[%emt 0:00:00]} Bxc6 {[%emt 0:00:00]} 8. Bxc6+ {[%emt 0:00:00]} bxc6 {[%emt 0:00:00]} 9. c4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 10. Qa4 {[%emt 0:00:00]} Qd7 {[%emt 0:00:00]} 11. e5 {[%emt 0:00:00]} Ng8 {[%emt 0:00:00]} 12. O-O {[%emt 0:00:00]} Ne7 {[%emt 0:00:00]} 13. Nf3 {[%emt 0:00:00]} c5 {[%emt 0:02:48]} 14. Qc2 {[%emt 0:15:39]} d4 {[%emt 0:02:30]} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.11"]
[White "Sychev, Klementy"]
[Black "Sasikiran, Krishnan"]
[Result "0-1"]
[ECO "C83"]
[WhiteElo "2545"]
[BlackElo "2678"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,94,43,16,37,13,19,18,19,16,23,-28,-24,-24,-32,-21,-26,-31,-19,-37,-43,-34,-23,-68,-60,-313,-278,-375,-367,-264,-319,-457,-452,-464,-449,-483,-487,-550,-550,-547,-539,-521,-486,-463,-391,-381,-352,-402,-351,-351,-349,-327,-289,-281,-279,-305,-289,-297,-277,-253,-252,-321,-240,-351,-343,-335,-245,-245,-245,-598,-596,-577,-569,-543,-502,-1158,-983,-961,-960]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bf4 Nc5 {C83: Open Ruy Lopez: 9 c3 Be7} (10... O-O 11. Nd4 Nxd4 12. cxd4 f6 13. Nd2 fxe5 14. Bxe5 Nd6 15. Bc2 Qd7 16. Re1 Nc4 17. Nf3 Bg4 18. Qd3 {0-1 (44) Robson,R (2660)-Shankland,S (2671) Saint Louis 2018}) 11. Nd4 $146 ({Predecessor:} 11. Bc2 Bg4 12. h3 Bh5 13. g4 Bg6 14. Bxg6 fxg6 15. Bg3 Ne6 16. Nbd2 O-O 17. Nb3 Qd7 18. Nbd4 Ncxd4 19. Nxd4 {1-0 (51) Chirila,I (2422)-Prohaszka,P (2506) Szeged 2008}) 11... Nxd4 12. cxd4 Nxb3 {The position is equal.} 13. Qxb3 O-O 14. Rc1 (14. Nd2 $142) 14... Rc8 $11 15. Qe3 {[#]} c5 $1 {[%mdl 512]} 16. dxc5 d4 $36 {[%mdl 2048] Black has the initiative.} 17. Qa3 d3 {White should prevent ...a5.} 18. Be3 Qd5 19. Nd2 Qxe5 20. b4 Qd5 21. Qxa6 $2 {[%mdl 8192] [#]} (21. Re1 $15) 21... Bh3 $1 $19 {[%mdl 512]} 22. gxh3 Rc6 23. Qxc6 Qxc6 24. Rd1 (24. a3 $142) 24... h5 25. Nf1 Rd8 26. Rac1 h4 27. Rd2 Bf6 28. a3 Be5 29. f4 Bf6 30. Bf2 Rd7 31. Ne3 Qe4 32. Ng2 Qf3 33. c6 Rc7 34. Rcd1 Qxh3 ({Not} 34... Qxc6 35. Rxd3 Qc4 36. Bc5 $17) 35. Rxd3 Qe6 36. Nxh4 Rxc6 37. Ng2 Rc2 38. Re1 Qc6 39. Rg3 Rc1 40. Rd3 (40. Bc5 $142 Rc2 41. Rb1) 40... Rxe1+ 41. Nxe1 Qe4 42. Rf3 Bb2 43. Bg3 $2 {[#]} (43. Rg3) 43... Bc3 $1 {[%mdl 512] Black is clearly winning.} 44. Rf1 (44. Rxc3 Qd4+) 44... Bd4+ 45. Bf2 Qxf4 46. Kg2 (46. Bxd4 $142 Qxd4+ 47. Rf2) 46... Qg4+ 47. Kh1 Qe2 {[%mdl 64] Double Attack. Accuracy: White = 35%, Black = 74%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.11"]
[White "Sychev, Klementy"]
[Black "Sasikiran, Krishnan"]
[Result "*"]
[ECO "C44"]
[WhiteElo "2545"]
[BlackElo "2678"]
[Annotator "TA"]
[PlyCount "33"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,26,18,13,31]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 {[%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a3 O-O 9. Nc3 Na5 {C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines} 10. Ba2 Be6 11. b4 Bxa2 12. Rxa2 Nc6 13. Bg5 {LiveBook: 42 Games} Nd7 {[#]} {Predecessor:} 14. Bd2 $146 Nf6 15. Nd5 Nxd5 16. exd5 Nb8 17. c4 {0-1 (38) Anand,V (2773)-Aronian,L (2765) Kolkata 2018} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.12"]
[White "Maghsoodloo, Parham"]
[Black "Kulaots, Kaido"]
[Result "*"]
[ECO "B27"]
[WhiteElo "2666"]
[BlackElo "2542"]
[Annotator "TA"]
[PlyCount "27"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,27,20,21,-9,9,8,67,68,69,74,79,70,69,68]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3 Be6 9. h4 {B92: Sicilian Najdorf: 6 Be2} (9. Nd5 Nbd7 10. Qd3 O-O 11. O-O Bxd5 12. exd5 Rc8 13. c4 Ne8 14. f3 g6 15. Kh1 Ng7 16. Bg1 Bg5 17. Rad1 h5 18. Nd2 f5 19. b4 h4 20. c5 dxc5 21. d6 cxb4 {1-0 (45) Karjakin,S (2782)-Grischuk,A (2766) Paris 2018}) 9... Nc6 10. Nd5 {Hoping for Bb6.} Bxd5 (10... Rc8 $11) 11. exd5 $14 Nb4 12. c4 {Black must now prevent a3.} a5 13. a3 $146 ({Predecessor:} 13. h5 O-O 14. Nd2 Nd7 15. h6 g6 16. O-O f5 {1-0 (41) Shabalov,A (2529)-Van Kampen,R (2658) chess.com INT 2019}) 13... Na6 14. g4 *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.12"]
[White "Maghsoodloo, Parham"]
[Black "Kulaots, Kaido"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2666"]
[BlackElo "2542"]
[Annotator "RC"]
[PlyCount "72"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:00]} 4. Nxd4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:00]} a6 {[%emt 0:00:00]} 6. Nb3 {[%emt 0:00:00]} g6 {[%emt 0:03:55]} 7. Be2 {[%emt 0:00:21]} Bg7 {[%emt 0:02:20]} 8. g4 {[%emt 0:00:06]} h6 {[%emt 0:04:03]} 9. Be3 {[%emt 0:02:41]} Nbd7 {[%emt 0:04:29]} 10. f3 {[%emt 0:09:44]} Qc7 {[%emt 0:15:02]} 11. Qd2 {[%emt 0:02:32]} b5 {[%emt 0:04:39]} 12. a3 {[%emt 0:12:22]} Rb8 {[%emt 0:09:48]} 13. O-O-O {[%emt 0:13:31]} Nb6 {[%emt 0:21:44]} 14. Bd4 {[%emt 0:08:48]} e5 {[%emt 0:02:58]} 15. Bxb6 {[%emt 0:10:40]} Rxb6 {[%emt 0:00:23]} 16. h4 {[%emt 0:00:07]} Be6 {[%emt 0:00:43]} 17. Kb1 {[%emt 0:00:36]} O-O {[%emt 0:01:26]} 18. Nd5 {[%emt 0:06:59]} Nxd5 {[%emt 0:05:12]} 19. exd5 {[%emt 0:01:21]} Bd7 {[%emt 0:00:04]} 20. h5 {[%emt 0:05:03]} g5 {[%emt 0:03:23]} 21. Bd3 {[%emt 0:01:10]} e4 {[%emt 0:13:11]} 22. Bxe4 {[%emt 0:20:23]} b4 {[%emt 0:00:05]} 23. a4 {[%emt 0:00:04]} Bxa4 {[%emt 0:00:41]} 24. Nd4 {[%emt 0:00:22]} b3 {[%emt 0:03:09]} 25. cxb3 {[%emt 0:02:38]} Bxb3 {[%emt 0:00:37]} 26. Rc1 {[%emt 0:00:01]} Qb7 {[%emt 0:00:30]} 27. Rh2 {[%emt 0:01:31]} Rb8 {[%emt 0:01:21]} 28. Rc6 {[%emt 0:01:34]} Rb4 {[%emt 0:01:11]} 29. Nxb3 {[%emt 0:01:23]} Rxb3 {[%emt 0:00:06]} 30. Rc2 {[%emt 0:00:09]} a5 {[%emt 0:01:59]} 31. Kc1 {[%emt 0:00:44]} Be5 {[%emt 0:00:19]} 32. Kd1 {[%emt 0:00:16]} Bxh2 {[%emt 0:00:47]} 33. Qxh2 {[%emt 0:00:03]} Qb6 {[%emt 0:00:15]} 34. Kc1 {[%emt 0:00:44]} Qe3+ {[%emt 0:01:06]} 35. Kb1 {[%emt 0:00:01]} Qe1+ {[%emt 0:00:26]} 36. Ka2 {[%emt 0:00:06]} Ra3+ {[%emt 0:00:15]} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.13"]
[White "Aryan Chopra"]
[Black "Sjugirov, Sanan"]
[Result "*"]
[ECO "B00"]
[WhiteElo "2540"]
[BlackElo "2663"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,32,0,19,15,5,-1,10,4,12,14,8,10,12,18,18]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Qd2 Nbd7 9. O-O-O Be7 10. f3 h5 {The position is equal.} 11. Nd5 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} Nxd5 12. exd5 Bf5 13. Kb1 (13. Bd3 Bxd3 14. Qxd3 Bg5 15. Kb1 Bxe3 16. Qxe3 Rc8 17. h4 Nf6 18. Qd3 Qc7 {1-0 (32) Aronian,L (2767)-Dominguez Perez,L (2739) Saint Louis 2018}) 13... Rc8 14. Bd3 Bxd3 15. Qxd3 Bg5 16. Bf2 Qc7 {Predecessor:} 17. h4 $146 Bh6 18. g4 Bf4 {0-1 (30) Tahbaz,A (2426)-Darini,P (2527) Teheran 2016} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.13"]
[White "Aryan Chopra"]
[Black "Sjugirov, Sanan"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2540"]
[BlackElo "2663"]
[Annotator "RC"]
[PlyCount "79"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c6 {[%emt 0:04:01]} 2. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:05]} 3. e5 {[%emt 0:00:00]} Bf5 {[%emt 0:00:08]} 4. h4 {[%emt 0:00:00]} h5 {[%emt 0:00:34]} 5. Bd3 {[%emt 0:00:10]} Bxd3 {[%emt 0:00:18]} 6. Qxd3 {[%emt 0:00:05]} Qa5+ {[%emt 0:00:16]} 7. Nd2 {[%emt 0:00:13]} e6 {[%emt 0:00:31]} 8. Ngf3 {[%emt 0:00:22]} Ne7 {[%emt 0:00:53]} 9. O-O {[%emt 0:00:45]} Nf5 {[%emt 0:00:36]} 10. Nb3 {[%emt 0:00:53]} Qa6 {[%emt 0:06:31]} 11. Qd1 {[%emt 0:00:15]} c5 {[%emt 0:11:59]} 12. dxc5 {[%emt 0:03:49]} Nd7 {[%emt 0:02:17]} 13. c3 {[%emt 0:10:32]} Bxc5 {[%emt 0:14:32]} 14. Bg5 {[%emt 0:06:01]} Qa4 {[%emt 0:08:05]} 15. Rc1 {[%emt 0:20:46]} Rc8 {[%emt 0:02:23]} 16. Nbd4 {[%emt 0:04:28]} Qxd1 {[%emt 0:01:20]} 17. Rfxd1 {[%emt 0:00:05]} Bxd4 {[%emt 0:02:50]} 18. Nxd4 {[%emt 0:05:22]} g6 {[%emt 0:04:37]} 19. c4 {[%emt 0:20:01]} dxc4 {[%emt 0:10:38]} 20. Nb5 {[%emt 0:01:39]} a6 {[%emt 0:10:15]} 21. Nd6+ {[%emt 0:02:09]} Nxd6 {[%emt 0:00:10]} 22. Rxd6 {[%emt 0:00:06]} Nb8 {[%emt 0:03:01]} 23. Rxc4 {[%emt 0:01:37]} O-O {[%emt 0:03:47]} 24. Rb4 {[%emt 0:06:10]} b5 {[%emt 0:00:22]} 25. a4 {[%emt 0:04:44]} Rc5 {[%emt 0:02:24]} 26. axb5 {[%emt 0:06:40]} axb5 {[%emt 0:00:09]} 27. Rb6 {[%emt 0:00:38]} Rxe5 {[%emt 0:00:20]} 28. R4xb5 {[%emt 0:00:04]} Re1+ {[%emt 0:00:45]} 29. Kh2 {[%emt 0:00:01]} Nd7 {[%emt 0:00:14]} 30. Rb7 {[%emt 0:01:07]} Ne5 {[%emt 0:01:06]} 31. f3 {[%emt 0:01:02]} Re2 {[%emt 0:01:47]} 32. Kg3 {[%emt 0:01:36]} f6 {[%emt 0:00:31]} 33. Bh6 {[%emt 0:02:52]} Rf7 {[%emt 0:00:11]} 34. b4 {[%emt 0:00:05]} Rxb7 {[%emt 0:01:15]} 35. Rxb7 {[%emt 0:00:02]} Nf7 {[%emt 0:00:11]} 36. Rb8+ {[%emt 0:01:00]} Kh7 {[%emt 0:00:05]} 37. Rb7 {[%emt 0:00:11]} Kxh6 {[%emt 0:03:30]} 38. Rxf7 {[%emt 0:00:04]} f5 {[%emt 0:00:27]} 39. b5 {[%emt 0:00:59]} Rb2 {[%emt 0:00:21]} 40. Re7 {[%emt 0:00:00]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.14"]
[White "Sethuraman, S.P."]
[Black "Ghaem Maghami, Ehsan"]
[Result "*"]
[ECO "B00"]
[WhiteElo "2651"]
[BlackElo "2540"]
[Annotator "TA"]
[PlyCount "18"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,18,40,40,54,41,32,36,40,45]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 d6 6. Be3 Nf6 {White is slightly better.} 7. Qe2 {B80: Sicilian Scheveningen: 6 g3 and 6 Be3, including English Attack} Nxd4 8. Bxd4 e5 9. Be3 Be7 $146 ({Predecessor:} 9... a6 10. O-O-O Be7 11. Rg1 Ng4 12. Nd5 Nxe3 13. Nxe3 O-O 14. Kb1 b5 {1-0 (44) Ding,L (2770)-Xu,Y (2463) Zaozhuang 2015}) *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.14"]
[White "Sethuraman, S.P."]
[Black "Ghaem Maghami, Ehsan"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "2651"]
[BlackElo "2540"]
[Annotator "RC"]
[PlyCount "116"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:00]} 4. Nxd4 {[%emt 0:00:04]} Nc6 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:05]} Qc7 {[%emt 0:00:02]} 6. Be3 {[%emt 0:00:39]} a6 {[%emt 0:01:13]} 7. a3 {[%emt 0:03:26]} b5 {[%emt 0:06:28]} 8. Nxc6 {[%emt 0:00:46]} Qxc6 {[%emt 0:04:47]} 9. Be2 {[%emt 0:00:09]} Bb7 {[%emt 0:04:05]} 10. Qd2 {[%emt 0:01:27]} Rc8 {[%emt 0:21:07]} 11. f3 {[%emt 0:29:54]} Nf6 {[%emt 0:03:35]} 12. Bd4 {[%emt 0:10:36]} Qc7 {[%emt 0:15:25]} 13. Qg5 {[%emt 0:13:55]} h6 {[%emt 0:04:24]} 14. Qg3 {[%emt 0:00:13]} Qxg3+ {[%emt 0:01:16]} 15. hxg3 {[%emt 0:00:05]} Bc5 {[%emt 0:00:14]} 16. O-O-O {[%emt 0:01:42]} Ke7 {[%emt 0:04:01]} 17. Kb1 {[%emt 0:04:18]} Rhd8 {[%emt 0:05:49]} 18. a4 {[%emt 0:07:31]} b4 {[%emt 0:06:37]} 19. Bxc5+ {[%emt 0:00:20]} Rxc5 {[%emt 0:00:08]} 20. Na2 {[%emt 0:00:02]} a5 {[%emt 0:05:41]} 21. Nc1 {[%emt 0:00:56]} Rc7 {[%emt 0:00:52]} 22. Bb5 {[%emt 0:05:47]} d5 {[%emt 0:03:37]} 23. e5 {[%emt 0:02:51]} Nd7 {[%emt 0:00:31]} 24. Nb3 {[%emt 0:03:12]} Nxe5 {[%emt 0:10:28]} 25. Nxa5 {[%emt 0:00:14]} Rb8 {[%emt 0:00:20]} 26. Rh4 {[%emt 0:06:36]} Bc6 {[%emt 0:01:23]} 27. Rxb4 {[%emt 0:03:03]} Bxb5 {[%emt 0:00:15]} 28. axb5 {[%emt 0:03:24]} Rc5 {[%emt 0:00:24]} 29. c3 {[%emt 0:01:06]} Rbxb5 {[%emt 0:00:14]} 30. Rxb5 {[%emt 0:00:05]} Rxb5 {[%emt 0:00:10]} 31. b4 {[%emt 0:00:06]} Rb6 {[%emt 0:00:39]} 32. Kc2 {[%emt 0:00:43]} Ra6 {[%emt 0:01:40]} 33. Kb3 {[%emt 0:01:09]} h5 {[%emt 0:00:19]} 34. Ka4 {[%emt 0:01:23]} Ra8 {[%emt 0:00:23]} 35. Kb3 {[%emt 0:00:30]} Ra6 {[%emt 0:00:36]} 36. Rd2 {[%emt 0:00:28]} Ra8 {[%emt 0:00:39]} 37. f4 {[%emt 0:00:32]} Nd7 {[%emt 0:00:17]} 38. c4 {[%emt 0:00:32]} dxc4+ {[%emt 0:00:25]} 39. Nxc4 {[%emt 0:00:51]} Rb8 {[%emt 0:00:25]} 40. Na5 {[%emt 0:00:00]} Rb6 {[%emt 0:00:00]} 41. Rc2 {[%emt 0:02:27]} e5 {[%emt 0:07:42]} 42. f5 {[%emt 0:02:20]} e4 {[%emt 0:02:20]} 43. Nc4 {[%emt 0:05:08]} Rb5 {[%emt 0:09:19]} 44. Ne3 {[%emt 0:00:34]} Re5 {[%emt 0:00:20]} 45. Rc7 {[%emt 0:03:35]} Kd8 {[%emt 0:01:53]} 46. Ra7 {[%emt 0:01:55]} g6 {[%emt 0:02:59]} 47. Kc4 {[%emt 0:02:42]} gxf5 {[%emt 0:01:13]} 48. b5 {[%emt 0:12:39]} Kc8 {[%emt 0:06:55]} 49. Kb4 {[%emt 0:01:58]} h4 {[%emt 0:00:35]} 50. gxh4 {[%emt 0:00:04]} f4 {[%emt 0:00:00]} 51. Nc4 {[%emt 0:00:06]} Re6 {[%emt 0:00:23]} 52. Ra1 {[%emt 0:00:44]} e3 {[%emt 0:02:44]} 53. Kc3 {[%emt 0:00:25]} Ne5 {[%emt 0:00:52]} 54. Nxe5 {[%emt 0:02:49]} Rxe5 {[%emt 0:00:02]} 55. Rf1 {[%emt 0:00:21]} Rxb5 {[%emt 0:01:09]} 56. Rxf4 {[%emt 0:00:19]} Re5 {[%emt 0:00:05]} 57. Rf1 {[%emt 0:00:09]} Re4 {[%emt 0:00:26]} 58. Kd3 {[%emt 0:00:20]} Rxh4 {[%emt 0:00:05] Ke4} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.15"]
[White "Puranik, Abhimanyu"]
[Black "Anton Guijarro, David"]
[Result "*"]
[ECO "B30"]
[WhiteElo "2538"]
[BlackElo "2642"]
[Annotator "RC"]
[PlyCount "23"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:00]} 4. Nxd4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 6. Bg5 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 7. Qd2 {[%emt 0:00:00]} a6 {[%emt 0:00:00]} 8. O-O-O {[%emt 0:00:00]} Bd7 {[%emt 0:00:00]} 9. f3 {[%emt 0:00:00]} Nxd4 {[%emt 0:00:00]} 10. Qxd4 {[%emt 0:00:00]} h6 {[%emt 0:00:00]} 11. Bh4 {[%emt 0:03:12]} Be7 {[%emt 0:02:57]} 12. f4 {[%emt 0:09:59]} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.15"]
[White "Puranik, Abhimanyu"]
[Black "Anton Guijarro, David"]
[Result "1/2-1/2"]
[ECO "B67"]
[WhiteElo "2538"]
[BlackElo "2642"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,64,40,18,47,28,44,47,47,49,42,39,49,37,61,58,64,58,72,26,120,22,62,53,62,55,55,55,59,62,59,30,30,30,30,30,30,27,27,27,27,27,27,27,27,10,16,16,16,16,25]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. Kb1 Nxd4 {B67: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7, lines without 9 f4 Be7} 10. Qxd4 h6 11. Bh4 $146 ({Predecessor:} 11. Bc1 Bc6 12. f3 Qc7 13. Be2 O-O-O 14. Qf2 d5 15. Be3 Rd7 16. Bb6 Qb8 17. exd5 Nxd5 18. Nxd5 Rxd5 19. Rxd5 exd5 {1-0 (32) Inarkiev,E (2702)-Gelfand,B (2729) Nazran 2017}) 11... Be7 {White is slightly better.} 12. f4 Bc6 13. f5 e5 14. Qd3 O-O {next ...Nxe4 is good for Black.} 15. Bxf6 Bxf6 16. Be2 Rc8 17. Nd5 b5 (17... Bxd5 $11 {remains equal.} 18. Qxd5 {[%mdl 64] Double Attack} Qb6) 18. Qb3 ({White should play} 18. Nxf6+ $16 Qxf6 19. Bf3) 18... Bb7 19. c4 Bxd5 20. Rxd5 bxc4 21. Bxc4 Rb8 22. Qd3 Qb6 {[%csl Gb8][%cal Rb6b2] [#]} 23. b3 a5 $1 24. a4 Rfc8 25. Rc1 ({Don't play} 25. Rxd6 Qb4 $17) 25... Bg5 26. Rc2 Qg1+ 27. Ka2 Be3 $1 {[%cal Re3d4]} 28. Qd1 $1 ({Reject} 28. Rxd6 Bd4 $15) 28... Qxd1 29. Rxd1 Bd4 30. Rdd2 Kf8 {The position is equal.} 31. g4 Ke7 32. h4 Rc7 {Accuracy: White = 63%, Black = 71%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.16"]
[White "Zvjaginsev, Vadim"]
[Black "Stupak, Kirill"]
[Result "*"]
[WhiteElo "2642"]
[BlackElo "2537"]
[Annotator "ChessBase"]
[PlyCount "21"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 2. d3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 3. Nd2 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 4. Ngf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 5. g3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 6. Bg2 {[%emt 0:00:00]} g6 {[%emt 0:00:00]} 7. exd5 {[%emt 0:03:02]} Nxd5 {[%emt 0:00:00]} 8. h4 {[%emt 0:01:17]} h6 {[%emt 0:00:00]} 9. O-O {[%emt 0:04:35]} Bg7 {[%emt 0:00:00]} 10. Nb3 {[%emt 0:00:59]} b6 {[%emt 0:01:49]} 11. c3 {[%emt 0:04:47]} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.16"]
[White "Zvjaginsev, Vadim"]
[Black "Stupak, Kirill"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2642"]
[BlackElo "2537"]
[Annotator "RC"]
[PlyCount "55"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 2. c3 {[%emt 0:00:00]} d5 {[%emt 0:02:07]} 3. e5 {[%emt 0:00:05]} c5 {[%emt 0:00:05]} 4. f4 {[%emt 0:00:15]} Nc6 {[%emt 0:00:15]} 5. Nf3 {[%emt 0:00:07]} Nh6 {[%emt 0:06:58]} 6. Na3 {[%emt 0:00:17]} Nf5 {[%emt 0:04:43]} 7. Nc2 {[%emt 0:05:02]} Bd7 {[%emt 0:07:12]} 8. d4 {[%emt 0:04:42]} cxd4 {[%emt 0:05:44]} 9. cxd4 {[%emt 0:00:25]} Nb4 {[%emt 0:09:42]} 10. Nxb4 {[%emt 0:08:07]} Bxb4+ {[%emt 0:00:03]} 11. Kf2 {[%emt 0:00:14]} Be7 {[%emt 0:08:48]} 12. Bd3 {[%emt 0:08:08]} Qb6 {[%emt 0:03:48]} 13. Qb3 {[%emt 0:07:53]} Qxb3 {[%emt 0:13:06]} 14. axb3 {[%emt 0:00:43]} Bb4 {[%emt 0:00:09]} 15. Bxf5 {[%emt 0:03:23]} exf5 {[%emt 0:00:12]} 16. Bd2 {[%emt 0:00:07]} Be7 {[%emt 0:07:45]} 17. Rhc1 {[%emt 0:11:37]} Bb5 {[%emt 0:05:28]} 18. Ba5 {[%emt 0:02:45]} Ba6 {[%emt 0:10:05]} 19. Rc7 {[%emt 0:14:18]} Bd8 {[%emt 0:02:07]} 20. Rc3 {[%emt 0:01:00]} Be7 {[%emt 0:00:15]} 21. Rc7 {[%emt 0:01:38]} Bd8 {[%emt 0:00:03]} 22. Rc2 {[%emt 0:00:23]} Be7 {[%emt 0:00:21]} 23. Ke3 {[%emt 0:04:26]} h6 {[%emt 0:06:16]} 24. Rc7 {[%emt 0:04:20]} Bd8 {[%emt 0:00:05]} 25. Rc3 {[%emt 0:00:36]} Be7 {[%emt 0:00:04]} 26. Rc7 {[%emt 0:02:01]} Bd8 {[%emt 0:00:02]} 27. Rc2 {[%emt 0:01:26]} Be7 {[%emt 0:00:02]} 28. Rc7 {[%emt 0:10:24]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.17"]
[White "Debashis, Das"]
[Black "Iturrizaga Bonelli, Eduardo"]
[Result "*"]
[ECO "A40"]
[WhiteElo "2532"]
[BlackElo "2640"]
[Annotator "TA"]
[PlyCount "20"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,20,-9,16,12,26,34,32,26,25,35,44,34,60]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d6 6. Nf3 {E20: Nimzo-Indian: 4 g3 and 4 f3} (6. Qb3 c5 7. Nf3 Nc6 8. dxc5 Bxc5 9. O-O h6 10. Rd1 e5 11. Qc2 Qe7 12. Nh4 Nd4 13. Qd2 Bg4 {1-0 (55) Artemiev,V (2697)-Morozevich,A (2665) Moscow 2018}) 6... Nbd7 7. O-O e5 8. Nd5 Nxd5 9. cxd5 {aiming for Qa4.} exd4 10. Nxd4 Qf6 $146 ({Predecessor:} 10... Bc5 11. Nb3 Bb6 12. a4 a5 13. Bd2 Nc5 {0-1 (56) Motuz,K (2322)-Martiska,P (2244) Slovakia 2010}) *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.17"]
[White "Debashis, Das"]
[Black "Iturrizaga Bonelli, Eduardo"]
[Result "1/2-1/2"]
[ECO "E20"]
[WhiteElo "2532"]
[BlackElo "2640"]
[Annotator "TA"]
[PlyCount "155"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,155,0,0,0,0,0,0,0,-1,0,0,0,0,0,0,0,0,22,37,60,13,9,10,16,0,0,0,14,19,16,17,13,-6,-6,-21,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-195,-99,-152,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d5 6. Nf3 dxc4 7. O-O Nc6 8. Qa4 {E20: Nimzo-Indian: 4 g3 and 4 f3} Nd5 {[%cal Bf6d5,Bd5b4,Bb4d3][%mdl 32]} 9. Qc2 Be7 10. Rd1 b6 (10... Ncb4 11. Qd2 c5 12. dxc5 Nxc3 13. bxc3 Nc6 14. Qc2 Qa5 15. Ng5 Bxg5 16. Bxg5 Qxc5 {½-½ (44) Cheparinov,I (2709)-Gelfand,B (2673) St Petersburg 2018}) 11. e4 {LiveBook: 3 Games} Ndb4 12. Qe2 Ba6 13. a3 Nd3 14. Be3 Na5 15. b4 Nb3 16. Rab1 $146 c5 $1 {[%cal Rc5d4] [#]} 17. Rxb3 $1 {[%mdl 512]} cxb3 18. b5 {[#]} Bxb5 $1 19. Nxb5 c4 20. Nd2 {[%mdl 1024] White has compensation.} (20. d5 $5) 20... a6 21. Nc3 b5 {[#]} 22. Nxb3 $1 {[%mdl 512]} Bxa3 (22... cxb3 23. Rxd3) 23. e5 Nb2 24. Ra1 cxb3 25. Rxa3 b4 26. Qxb2 bxa3 27. Qxb3 Qa5 28. Bxa8 Rxa8 29. h4 Rc8 30. Na2 h6 31. h5 Qe1+ 32. Kh2 Qa1 33. Qxa3 Rc2 34. Qe7 Rxa2 $11 {[%mdl 4096] Endgame KQR-KQB} (34... Qxa2 $5 35. Qe8+ $8 Kh7 36. Qxf7 Re2 $11) 35. Qe8+ Kh7 36. Qxf7 Qb1 37. Qxe6 {And now Qd5 would win.} Ra1 {[%csl Ga1][%cal Rb1h1]} 38. g4 Qe4 {[#]} 39. Qf5+ $2 (39. Bxh6 $1 $11 {[%mdl 512]} Rh1+ (39... gxh6 40. Qf7+) 40. Kg3) 39... Qxf5 $19 40. gxf5 {[#] KR-KB} Rd1 $2 (40... Kg8 $1 $17 41. d5 Ra5) 41. Kg3 $11 {Black must now prevent e6.The position is equal.} a5 42. e6 Kg8 {Strongly threatening ...a4.} 43. Kf4 $1 a4 $1 {[%cal Ra4a3]} 44. Ke5 $1 a3 45. Kd6 $1 ({Don't go for} 45. d5 $2 a2 $19) 45... Rb1 46. d5 Rd1 (46... a2 $5 47. Bd4 $8 a1=Q 48. Bxa1 Rxa1 $11) 47. Bf4 a2 48. Be5 Kf8 49. f6 gxf6 50. Bxf6 Ke8 {Hoping for ...Rf1.} 51. f4 a1=Q 52. Bxa1 Rxa1 {KR-KP} 53. f5 Rh1 54. Kc7 Rc1+ 55. Kd6 Rf1 56. Ke5 Rh1 57. d6 Rxh5 {KR-K3P} 58. Kf6 Rg5 59. Ke5 h5 60. Kf4 Rg4+ 61. Ke5 Rg1 62. f6 Rf1 63. f7+ Kf8 64. d7 Ke7 {aiming for ...h4.} 65. Kd5 $1 h4 {Threatens to win with ...h3.} 66. Kc6 $1 h3 67. Kc7 $1 Rc1+ 68. Kb7 Rd1 69. Kc8 Rc1+ (69... h2 $5 70. f8=Q+ $8 Kxf8 71. d8=Q+ Rxd8+ 72. Kxd8 Kg7 $11) 70. Kb7 Rd1 71. Kc8 h2 {[#]} 72. f8=Q+ $1 {[%mdl 512]} Kxf8 73. d8=Q+ Rxd8+ 74. Kxd8 h1=Q 75. e7+ Kg7 {( -> ...Qd5+)} 76. e8=Q Qa8+ 77. Kd7 Qxe8+ 78. Kxe8 {Precision: White = 95%, Black = 75%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.18"]
[White "Ganguly, Surya Shekhar"]
[Black "Praggnanandhaa R"]
[Result "1-0"]
[ECO "B60"]
[WhiteElo "2636"]
[BlackElo "2532"]
[Annotator "TA"]
[PlyCount "155"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,155,0,0,-12,7,-17,0,0,0,0,0,0,0,0,0,-4,0,0,0,10,18,13,27,41,24,19,22,0,0,0,0,0,0,0,0,0,0,0,13,12,26,0,0,0,0,0,0,0,0,0,0,0,0,-24,-25,-12,0,0,0,0,0,0,0,0,0,0,0,0,0,-10,0,0,0,0,0,0,17,0,12,7,51,40,46,0,68,69,73,14,14,18,9,9,222,244,248,247,247,245,250,14,236,241,229,225,226,90,100,82,85,83,84,0,88,0,90,90,90,90,87,72,77,82,265,239,29973,29974,29938,575,29986,29987,29996,628,29985,29973,29996,29997,29997,29998]} 1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Bg5 g6 7. Be2 Bg7 8. Nb3 O-O 9. O-O Be6 10. Re1 Rc8 11. Bf1 {B70: Sicilian Dragon: 6 g3 and 6 Be2 (without a later Be3)} Nd7 (11... h6 12. Bf4 d5 13. exd5 Nxd5 14. Nxd5 Bxd5 15. c3 e5 16. Be3 b6 17. Qc1 Qh4 18. f3 Rfd8 {0-1 (52) Andriasian,Z (2585)-Nakamura,H (2781) chess.com INT 2018}) 12. Qd2 a6 13. Rab1 {The position is equal.} Re8 14. Nd5 Nce5 15. c3 {[#]} Nb6 $146 ({Predecessor:} 15... Nc4 16. Bxc4 Rxc4 17. Rbd1 Rc8 18. Nd4 Bxd5 19. exd5 {0-1 (58) Van Himbergen,H-Tiviakov,S (2567) Zwolle 2000}) 16. Rbd1 Bg4 17. Be2 Bd7 18. h3 Nec4 19. Qc1 f6 20. Bf4 Na4 21. Bxc4 $1 Rxc4 22. Qc2 b5 23. a3 Rc8 24. Be3 Be6 25. f4 Bf7 26. f5 e6 27. fxe6 Rxe6 28. Bd4 Nc5 29. Bf2 Qe8 {[%cal Rc5e4]} 30. Nd2 Qc6 31. b4 Nd7 32. Nb3 Ree8 33. Na5 Qa8 34. Qd2 Bxd5 35. exd5 f5 36. Re6 Nf6 37. Qd3 Ne4 38. c4 bxc4 39. Nxc4 Qb8 40. Bd4 Qc7 {And now ...Rxe6 would win.} 41. Bxg7 Kxg7 42. Qd4+ Kg8 43. Nd2 Ng5 44. Re3 Rxe3 45. Qxe3 Nf7 46. Nf3 Qc2 47. Re1 Qb2 48. Nd4 Ne5 49. Nc6 f4 {[%mdl 64] Decoy} (49... Re8 $5 {[%cal Re5f3]} 50. Rf1 Qa2 $11) 50. Qxf4 Nd3 51. Qf1 $40 {[%mdl 128] Black needs to defend precisely.} Rf8 (51... Nxe1 $11 52. Ne7+ {[%mdl 64] Double Attack} Kg7 53. Nxc8 Nxg2) 52. Qe2 $14 Qxa3 53. Qe6+ ({White should try} 53. Qe3 $1 $16 {Threatens to win with Rd1.} Qb2 54. Re2 Qc1+ 55. Qxc1 Nxc1 56. Re1) 53... Kg7 $1 $11 54. Qe3 {Hoping for Rd1.} Qb2 55. Re2 Qa1+ $2 (55... Qc1+ $11 {and Black is okay.} 56. Qxc1 Nxc1) 56. Kh2 $18 Nf4 57. Rf2 {Nd4 is the strong threat.} Nxd5 58. Qa7+ Kg8 59. Rxf8+ Kxf8 {[#]} 60. Qb8+ $1 ({Weaker is} 60. Qxh7 Qf6 $11) 60... Kg7 61. Qxd6 Nf6 {[#]} 62. Ne5 (62. Nd4 $1 $18 {and the rest is easy.} Ng8 63. Qc7+ Kf6 64. Qc4 (64. Qxh7 Qc1 $18)) 62... Ng8 $16 63. Qc7+ Kh8 64. Nf7+ Kg7 65. Ne5+ Kh8 66. Nf7+ Kg7 67. Ng5+ Kh6 68. Ne6 {White wants to mate with Qf4+.} ({Don't play} 68. Nxh7 $6 Qf1 $11) 68... g5 69. Qg3 {[%csl Ge6][%cal Rg3g5]} Qf6 70. h4 {[%cal Rh4g5]} g4 $2 (70... Kh5 $16) 71. Qxg4 $18 Qe5+ $2 (71... Ne7 $18 72. Kh3 Qc3+ 73. g3 Qf6) 72. Kh3 Ne7 73. Ng5 (73. Nd8 $142 Qe3+ 74. g3 Ng6 75. Ne6 Nf4+ 76. Qxf4+ Qxf4 77. gxf4 Kg6 78. Nc5) 73... Qc3+ 74. g3 {[%cal Rg5f7]} Ng6 75. Qd7 (75. Ne6 $142 Qf6 76. Qg5+ Qxg5 77. hxg5+ Kh5 78. g4#) 75... Nf8 76. Qf5 {White mates.} Ng6 77. Ne6 {[%csl Ge6,Gh4][%cal Rf5g5]} Qc1 78. Qg5+ {Accuracy: White = 62%, Black = 57%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.18"]
[White "Ganguly, Surya Shekhar"]
[Black "Praggnanandhaa R"]
[Result "*"]
[ECO "B20"]
[WhiteElo "2636"]
[BlackElo "2532"]
[Annotator "RC"]
[PlyCount "29"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 4. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:00]} 5. Nxd4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 6. g3 {[%emt 0:00:00]} g6 {[%emt 0:00:00]} 7. Nxc6 {[%emt 0:00:00]} bxc6 {[%emt 0:00:00]} 8. Bg2 {[%emt 0:00:00]} Bg7 {[%emt 0:00:00]} 9. e5 {[%emt 0:05:03]} dxe5 {[%emt 0:00:00]} 10. Qxd8+ {[%emt 0:00:49]} Kxd8 {[%emt 0:00:00]} 11. Bxc6 {[%emt 0:00:09]} Rb8 {[%emt 0:00:00]} 12. Be3 {[%emt 0:02:21]} Bb7 {[%emt 0:00:46]} 13. O-O-O+ {[%emt 0:01:34]} Kc8 {[%emt 0:01:07]} 14. Bxb7+ {[%emt 0:02:17]} Rxb7 {[%emt 0:03:30]} 15. f3 {[%emt 0:02:15]} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.19"]
[White "Pourramezanali, Amirreza"]
[Black "Alekseenko, Kirill"]
[Result "*"]
[ECO "C44"]
[WhiteElo "2529"]
[BlackElo "2634"]
[Annotator "TA"]
[PlyCount "20"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,20,21,14,17,13,18,0,4,0,-14]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O O-O 7. Nbd2 {The position is equal.} h6 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} 8. Re1 a5 9. a4 (9. Nf1 Ba7 10. Ng3 Ne7 11. Bb3 Ng6 12. h3 Re8 13. d4 c6 14. Bc2 Be6 15. Be3 {0-1 (32) Ragger,M (2687)-Nakamura,H (2746) St Petersburg 2018}) 9... Nh5 10. d4 $146 ({Predecessor:} 10. h3 Qf6 11. Nf1 Be6 12. b3 Rfe8 13. Ra2 Rad8 14. d4 Bxc4 15. bxc4 exd4 16. cxd4 {½-½ (24) Spreemann,R (2464)-Zidu,J (2533) Remote email 2013}) 10... exd4 *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.19"]
[White "Pourramezanali, Amirreza"]
[Black "Alekseenko, Kirill"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2529"]
[BlackElo "2634"]
[Annotator "RC"]
[PlyCount "54"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:14]} 3. Bc4 {[%emt 0:00:00]} Bc5 {[%emt 0:00:30]} 4. c3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:25]} 5. d3 {[%emt 0:00:00]} d6 {[%emt 0:00:24]} 6. O-O {[%emt 0:00:14]} O-O {[%emt 0:00:27]} 7. Nbd2 {[%emt 0:00:11]} a5 {[%emt 0:00:23]} 8. a4 {[%emt 0:00:06]} Ne7 {[%emt 0:01:43]} 9. Re1 {[%emt 0:00:55]} Ng6 {[%emt 0:01:19]} 10. Nf1 {[%emt 0:00:27]} c6 {[%emt 0:00:41]} 11. Ng3 {[%emt 0:08:05]} d5 {[%emt 0:00:15]} 12. exd5 {[%emt 0:13:40]} cxd5 {[%emt 0:00:06]} 13. Ba2 {[%emt 0:00:56]} Bd6 {[%emt 0:01:31]} 14. Bg5 {[%emt 0:02:21]} Be6 {[%emt 0:00:15]} 15. Nh4 {[%emt 0:15:24]} Qd7 {[%emt 0:22:26]} 16. Bxf6 {[%emt 0:12:38]} gxf6 {[%emt 0:00:19]} 17. Qh5 {[%emt 0:00:38]} Kh8 {[%emt 0:00:32]} 18. Nhf5 {[%emt 0:00:38]} Rg8 {[%emt 0:02:34]} 19. Nxd6 {[%emt 0:01:01]} Qxd6 {[%emt 0:00:14]} 20. Qh6 {[%emt 0:02:21]} Rac8 {[%emt 0:16:19]} 21. Nh5 {[%emt 0:05:22]} Bg4 {[%emt 0:02:14]} 22. g3 {[%emt 0:06:07]} Rc6 {[%emt 0:07:14]} 23. Bb3 {[%emt 0:01:01]} Nh4 {[%emt 0:06:06]} 24. Bd1 {[%emt 0:02:12]} Nf3+ {[%emt 0:02:58]} 25. Bxf3 {[%emt 0:01:44]} Bxf3 {[%emt 0:00:05]} 26. d4 {[%emt 0:01:19]} Rg6 {[%emt 0:01:24]} 27. dxe5 {[%emt 0:00:13]} fxe5 {[%emt 0:00:18]} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.20"]
[White "Indjic, Aleksandar"]
[Black "Lobanov, Sergei"]
[Result "*"]
[WhiteElo "2630"]
[BlackElo "2526"]
[Annotator "TA"]
[PlyCount "31"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,19,20,-8,12,10,15,0]} 1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bg4 5. d3 Nbd7 6. c4 e6 7. cxd5 exd5 8. Qc2 {The position is equal.} Bd6 {A11: English Opening: 1...c6} 9. e4 O-O 10. h3 {Predecessor:} Bh5 $146 11. Nh4 Re8 12. Nc3 dxe4 13. dxe4 Bg6 14. Nxg6 hxg6 15. f4 Nh5 16. Ne2 {1-0 (30) Rahman,Z (2523)-Mehar,C (2241) Mumbai 2009} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.20"]
[White "Indjic, Aleksandar"]
[Black "Lobanov, Sergei"]
[Result "1-0"]
[ECO "E32"]
[WhiteElo "2630"]
[BlackElo "2526"]
[Annotator "RC"]
[PlyCount "67"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:39]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:17]} e6 {[%emt 0:00:05]} 3. Nc3 {[%emt 0:00:44]} Bb4 {[%emt 0:00:08]} 4. Qc2 {[%emt 0:01:04]} O-O {[%emt 0:00:38]} 5. Nf3 {[%emt 0:00:28]} c5 {[%emt 0:01:19]} 6. dxc5 {[%emt 0:01:13]} Na6 {[%emt 0:00:33]} 7. g3 {[%emt 0:00:33]} Nxc5 {[%emt 0:01:01]} 8. Bg2 {[%emt 0:00:10]} Nce4 {[%emt 0:00:32]} 9. O-O {[%emt 0:00:34]} Nxc3 {[%emt 0:00:24]} 10. bxc3 {[%emt 0:00:15]} Be7 {[%emt 0:02:00]} 11. e4 {[%emt 0:00:25]} d6 {[%emt 0:00:22]} 12. e5 {[%emt 0:00:41]} dxe5 {[%emt 0:00:29]} 13. Nxe5 {[%emt 0:00:12]} Qc7 {[%emt 0:00:12]} 14. Qe2 {[%emt 0:00:54]} Bd6 {[%emt 0:01:13]} 15. Bf4 {[%emt 0:02:15]} Ne8 {[%emt 0:00:31]} 16. c5 {[%emt 0:11:33]} Qxc5 {[%emt 0:00:15]} 17. c4 {[%emt 0:02:50]} Qc7 {[%emt 0:41:02]} 18. c5 {[%emt 0:06:33]} Qxc5 {[%emt 0:11:35]} 19. Rac1 {[%emt 0:00:29]} Qa5 {[%emt 0:01:09]} 20. Rfd1 {[%emt 0:00:48]} Be7 {[%emt 0:04:25]} 21. h4 {[%emt 0:04:41]} Nf6 {[%emt 0:03:05]} 22. h5 {[%emt 0:06:43]} Nd5 {[%emt 0:03:20]} 23. h6 {[%emt 0:24:49]} Nxf4 {[%emt 0:05:31]} 24. gxf4 {[%emt 0:01:49]} g6 {[%emt 0:02:28]} 25. Bh3 {[%emt 0:09:30]} Bf6 {[%emt 0:06:31]} 26. Rd3 {[%emt 0:08:32]} b6 {[%emt 0:04:50]} 27. Qe3 {[%emt 0:02:08]} Bb7 {[%emt 0:07:56]} 28. Nd7 {[%emt 0:02:51]} Bb2 {[%emt 0:00:20]} 29. Rc7 {[%emt 0:03:40]} Ba6 {[%emt 0:01:22]} 30. Nxf8 {[%emt 0:02:28]} Bxd3 {[%emt 0:00:29]} 31. Nxe6 {[%emt 0:00:13]} Bf5 {[%emt 0:01:08]} 32. Ng5 {[%emt 0:00:36]} Rf8 {[%emt 0:00:30]} 33. Rxf7 {[%emt 0:01:09]} Bf6 {[%emt 0:00:35]} 34. Rxf6 {[%emt 0:00:45]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.21"]
[White "Vishnu Prasanna. V"]
[Black "Sarana, Alexey"]
[Result "*"]
[ECO "B94"]
[WhiteElo "2524"]
[BlackElo "2630"]
[Annotator "TA"]
[PlyCount "32"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,19,22,28,6,31,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Be2 Nc6 8. O-O Be7 9. Qd3 {B62: Sicilian: Richter-Rauzer: 6...e6: Unusual White 7th moves} h6 10. Bd2 {Predecessor:} O-O $146 11. Rad1 Nxd4 12. Qxd4 Qc7 13. Kh1 b5 14. a3 Bb7 15. f4 Rfd8 16. f5 e5 {0-1 (49) Smith,A (2275)-Malisauskas,V (2526) Paide 1999} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.21"]
[White "Vishnu Prasanna. V"]
[Black "Sarana, Alexey"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2524"]
[BlackElo "2630"]
[Annotator "TA"]
[PlyCount "150"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,150,7,18,12,16,4,0,-9,-3,-6,-4,-3,-4,0,-8,-9,0,-14,-15,-43,-38,-51,-52,-125,-125,-126,-114,-160,-154,-160,-24,-29,0,0,-3,-2,-2,-11,0,0,0,0,0,0,0,0,16,7,12,10,25,26,35,12,12,-12,-12,-13,-16,-16,-6,-84,-78,-86,-102,-116,-64,-114,-74,-87,-81,-91,-15,-62,-15,-16,0,-117,-95,-160,-154,-154,-153,-146,-113,-121,-128,-117,-117,-118,-113,-106,-106,-106,-36,-106,-106,-106,-106,-87,-87,-101,-86,-145,-145,-145,-145,-146,-143,-433,-168,-499,-168,-168,-161,-154,-154,-146,-131,-333,-419,-523,-495,-385,-381,-285,-217,-246,-227,-924,-924,-873,-890,-875,-825,-798,-780]} 1. Nf3 d5 2. b3 Nf6 3. Bb2 g6 4. c4 dxc4 5. bxc4 c5 6. g3 Bg7 7. Bg2 O-O 8. O-O Nc6 9. Na3 $146 {A05: Réti Opening: 1 Nf3 Nf6} ({Predecessor:} 9. Ne5 Na5 10. Qc2 Nd7 11. Nxd7 Bxd7 12. Bxg7 Kxg7 13. Bxb7 Nxb7 14. Qb2+ Kg8 15. Qxb7 Bh3 16. Rd1 Be6 {1-0 (38) So,W (2778)-Giri,A (2782) Leuven 2018}) 9... Bg4 10. Rb1 Qd7 11. Nc2 {The position is equal.} Rad8 12. d3 b6 13. Ne3 Bh3 14. Ne5 Nxe5 15. Bxe5 h5 16. Bxh3 Qxh3 17. Bxf6 Bxf6 18. Qa4 h4 19. Qc6 (19. Qxa7 $15 Rd7 20. Qxb6) 19... hxg3 $17 20. hxg3 Kg7 $1 21. Qg2 Qh5 $1 22. g4 Qh4 (22... Qe5 $1 $17 {aiming for ...Bg5.} 23. Qh2 Qe6) 23. Qh2 $11 Rd4 (23... Rh8 {feels hotter.} 24. Qxh4 Rxh4 25. Kg2 e6 26. Rh1 Rdh8) 24. Qxh4 Bxh4 25. Kg2 Bg5 26. Kg3 {Threatens to win with f4.} Bf4+ 27. Kf3 {Black must now prevent Nc2.} Be5 28. Rh1 e6 29. Rbg1 Rf4+ 30. Kg2 Kf6 31. g5+ Ke7 32. Kf1 Rd8 33. Ng4 Bg7 34. Rh7 Kf8 $1 35. Nh2 Kg8 36. Rh3 {[#]} b5 $1 $36 {[%mdl 2560] Black is pushing.} 37. cxb5 Rb8 38. Rf3 (38. Rg4 $1 $11 {keeps the balance.} Rxg4 39. Nxg4) 38... Rh4 $17 39. Ng4 Rxb5 {And now ...Rb1+ would win.} 40. Rgg3 {[#]} Rb4 ({Black should play} 40... c4 $1 $17 {[%cal Rc4c3][%mdl 512]} 41. dxc4 Rxg5 42. Nf6+ Bxf6 43. Rxf6 Rxg3 44. fxg3 Rxc4) 41. e4 Rb1+ 42. Kg2 Rhh1 {[%csl Gh1][%cal Rb1g1]} 43. Rf4 Rbg1+ 44. Kf3 Rd1 45. e5 $1 Rhe1 46. Kg2 (46. Nf6+ $11 Bxf6 47. exf6) 46... Rxe5 47. Nf6+ (47. Ne3 $142 Rxd3 48. Ra4) 47... Bxf6 $1 48. gxf6 {[%mdl 4096] Endgame KRR-KRR} Rd2 49. a3 a5 50. Ra4 Rf5 51. Rf3 Rxf3 52. Kxf3 Rxd3+ {KR-KR} 53. Ke2 Rd5 $1 54. Rxa5 Re5+ (54... g5 $1 $17) 55. Kf1 (55. Kd2 $15) 55... g5 56. Ra7 c4 57. Rc7 Ra5 58. Rxc4 Kh7 $1 59. a4 (59. Rg4 $142) 59... Kg6 60. Ke2 Kxf6 61. Kd3 Ke5 62. f3 $2 {[%mdl 8192]} (62. Rg4 $17) 62... Kd6 $2 (62... f5 63. Rb4 Rd5+ 64. Kc3 Ra5) 63. Rb4 $2 (63. Rg4 {nothing else works.}) 63... Kd5 $2 (63... f5 64. Kd4 Rd5+ 65. Ke3 Rd1 66. Rb6+ Ke5 67. Rb5+ Kf6) 64. Rg4 f6 65. Rd4+ Kc5 66. Rc4+ Kd6 67. Rb4 $2 (67. Rg4 $17) 67... f5 $1 $19 68. Rb6+ Kd5 69. Rb4 Kc6 70. Kd2 Rd5+ 71. Ke2 {[#]} Re5+ $1 72. Kf2 $2 {[#]} (72. Kd2) 72... Ra5 $1 {Black is clearly winning.} 73. Kg3 Kc5 74. Rb8 Rxa4 75. Rg8 {[#]} g4 $1 {Accuracy: White = 38%, Black = 60%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.22"]
[White "Kobalia, Mikhail"]
[Black "Xu, Yi"]
[Result "*"]
[ECO "C42"]
[WhiteElo "2627"]
[BlackElo "2520"]
[Annotator "TA"]
[PlyCount "19"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,19,6,8,9,12,0,0,0]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 O-O {The position is equal.} 8. Bd3 {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves} (8. Qd2 Nd7 9. O-O-O c6 10. Kb1 d5 11. Bd3 Nc5 12. h4 Nxd3 13. Qxd3 Qd6 14. c4 Rd8 15. cxd5 Qxd5 16. Qxd5 cxd5 17. Nd4 Bd7 18. Nb3 Bf5 19. Nd4 Bd7 20. Nb3 Bf5 21. Nd4 {½-½ (21) Aronian,L (2765)-Caruana,F (2832) London 2018}) 8... Nd7 9. Qe2 c6 $146 ({Predecessor:} 9... Nc5 10. Bc4 d5 11. Bd3 Nxd3+ 12. Qxd3 c5 13. h4 h6 14. O-O-O Be6 15. Rdg1 Qa5 {1-0 (53) Ponomariov,R (2694)-Ni,H (2671) Riadh 2017}) 10. O-O-O *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.22"]
[White "Kobalia, Mikhail"]
[Black "Xu, Yi"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2627"]
[BlackElo "2520"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,94,28,34,0,19,0,0,0,0,-47,-25,-48,-57,-95,-85,-85,-82,-87,-71,-81,-66,-67,-64,-55,-45,-60,-71,-51,90,95,61,26,20,30,23,24,77,74,247,247,348,350,276,182,180,174,153,17,17,17,17,17,17,17,18,8,8,0,0,0,8,8,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. c4 Be7 6. d4 d5 7. Qc2 {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves} (7. Nc3 Nxc3 8. bxc3 Be6 9. cxd5 Bxd5 10. Bd3 O-O 11. O-O Bf6 12. Be3 Re8 13. Rb1 b6 14. c4 Bb7 {½-½ (39) Ponkratov,P (2605)-Kuzubov,Y (2695) Amol 2018}) 7... O-O 8. Bd3 Nc6 9. a3 $1 Nf6 $146 ({Predecessor:} 9... Bg4 10. cxd5 Bxf3 11. dxc6 Nxf2 12. Kxf2 Bxc6 13. Bxh7+ Kh8 14. Rd1 {0-1 (49) Tokhirjonova,G (2289)-Gunina,V (2520) Baku 2016}) 10. c5 Bg4 {White must now prevent ...Bxf3.} 11. Nbd2 {[#]} Ne4 $1 $36 {[%mdl 2560] Black fights for an advantage.} 12. Nb3 (12. Nxe4 Bxf3) 12... Bxf3 13. gxf3 Ng5 14. Be3 Nxf3+ 15. Ke2 Ng5 16. Rag1 a5 17. h4 Ne4 $1 18. f3 $1 {[%cal Rf3e4]} (18. Bxe4 $2 dxe4 19. Qxe4 Bf6 $17) 18... a4 19. Nd2 f5 (19... Nf6 $15 20. h5 Re8) 20. fxe4 $16 dxe4 21. Nxe4 fxe4 22. Bc4+ Kh8 23. Qxe4 Bf6 {[#]} (23... Qe8 $1 $11 {keeps the balance.}) 24. Bd3 $1 {[%csl Gd3][%cal Re4h7]} g6 $2 {[#]} (24... Nxd4+ $16 {was called for.} 25. Kd1 (25. Bxd4 $2 Re8 $19) 25... g6 26. Rxg6 Nf5 27. Qxf5 hxg6 28. Qxg6 Qxd3+ 29. Qxd3 Rfd8 30. Qxd8+ Rxd8+ 31. Kc2 Re8) 25. Rxg6 $1 $18 {[%mdl 512] Intending Rg8+! and mate.} Qd7 ({Not} 25... hxg6 26. Qxg6 Nxd4+ 27. Kd1 $16) ({Worse is} 25... Nxd4+ 26. Kd1 $16) (25... Qe7 $142) 26. Rh6 {[%mdl 64] Discovered Attack} Rf7 {Threatens to win with ...Re8.} 27. d5 Re8 28. dxc6 bxc6 29. Qxh7+ ({Don't blunder} 29. Qxa4 $2 Bd4 $19) (29. Qg6 $1 $16 Bd4 30. Rh3) 29... Rxh7 $11 {The position is equal.} 30. Rxh7+ Qxh7 31. Bxh7 Kxh7 $18 {[%mdl 4096] Endgame KRB-KRB} 32. Kd3 Bxb2 33. Rf1 Kg6 34. Rb1 Bxa3 35. Ra1 Bb2 36. Rxa4 Bf6 37. Bf2 Rd8+ 38. Ke2 Kf5 39. Ra6 Rh8 40. Ra4 Rb8 41. Ra3 Rb2+ 42. Kf3 Rb4 43. h5 Bd4 44. Bxd4 Rxd4 45. Ra6 Rh4 46. Rxc6 Rxh5 47. Ke3 Ke5 {Accuracy: White = 48%, Black = 64%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.23"]
[White "Xu, Yinglun"]
[Black "Paravyan, David"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2512"]
[BlackElo "2627"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,56,28,29,21,47,38,52,71,55,0,0,0,0,0,0,0,0,0,0,0,10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. e3 O-O 8. Rc1 Nd7 9. Qb3 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4)} c5 (9... Bxc3+ 10. Qxc3 c6 11. b4 dxc4 12. Bxc4 b6 13. O-O Bb7 14. Rfd1 Qe7 15. Be2 Rfc8 16. Qb3 a5 17. a3 axb4 18. axb4 Rab8 {½-½ (18) Harikrishna,P (2731)-Aronian,L (2770) Tsaghkadzor 2015}) 10. cxd5 exd5 11. Qxd5 {White is slightly better.} Nb6 12. Qe5 $146 (12. Qh5 $14) ({Predecessor:} 12. Qh5 Na4 13. Be2 Bf5 14. O-O Nxc3 15. bxc3 Ba3 16. Rcd1 Bb2 17. dxc5 Bxc3 {1-0 (43) Brzoza,M (2235)-Figiel,R ICCF email 2014}) 12... Qxe5 $11 {The position is equal.} 13. Nxe5 cxd4 14. exd4 Rd8 15. a3 Be7 16. Nf3 Bf6 17. Be2 Bxd4 18. Nxd4 Rxd4 19. Rd1 Rxd1+ 20. Kxd1 Be6 21. Bd3 Rc8 22. Re1 Kf8 23. Kd2 Nc4+ 24. Bxc4 Rxc4 25. g3 Ke7 26. Kd3 {[#] Hoping for Rxe6+!} Rc6 27. Re4 Rd6+ 28. Ke3 Kd7 {Accuracy: White = 79%, Black = 76%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.23"]
[White "Xu, Yinglun"]
[Black "Paravyan, David"]
[Result "*"]
[ECO "D30"]
[WhiteElo "2512"]
[BlackElo "2627"]
[Annotator "TA"]
[PlyCount "26"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,26,22,12,8,8,16,10,10]} 1. d4 d5 2. c4 e6 3. Nf3 Nd7 4. cxd5 exd5 5. Nc3 Ngf6 6. Bg5 Be7 7. e3 O-O 8. Bd3 Re8 9. O-O c6 10. Qc2 g6 11. Rab1 {The position is equal.} Ne4 {D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2)} (11... Nb6 12. Ne5 a5 13. Rbe1 Ng4 14. Bxe7 Qxe7 15. f4 Nh6 16. e4 dxe4 17. Nxe4 Bf5 18. Ng3 Bxd3 19. Qxd3 {½-½ (49) Shtembuliak,E (2501)-Rambaldi,F (2563) Columbus 2017}) 12. Bxe7 Qxe7 13. b4 Nb6 $146 ({Predecessor:} 13... Ndf6 14. b5 c5 15. dxc5 Nxc5 16. Rbc1 b6 17. Be2 Bb7 18. Nd4 Rac8 19. Rfd1 {½-½ (54) Klaus,D (2432)-Bucur,M (2410) ICCF email 2010}) *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.24"]
[White "Grachev, Boris"]
[Black "Gukesh D"]
[Result "*"]
[ECO "A06"]
[WhiteElo "2626"]
[BlackElo "2508"]
[Annotator "TA"]
[PlyCount "11"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,11,0,44,37]} 1. Nf3 d5 2. e3 c5 3. b3 g6 4. Bb2 Nf6 5. Bb5+ (5. Bxf6 exf6 6. c3 Nc6 7. d4 b6 8. Bb5 Bb7 9. O-O a6 10. Bd3 Bd6 11. Re1 O-O 12. g3 Qc7 {½-½ (73) Nakamura,H (2786)-Caruana,F (2802) chess.com INT 2017}) 5... Nc6 {LiveBook: 8 Games} 6. Nc3 $146 {A06: Réti Opening:1 Nf3 d5} ({Predecessor:} 6. Bxc6+ bxc6 7. O-O Bg7 8. d3 O-O 9. Nc3 Ba6 10. Na4 Nd7 11. Bxg7 Kxg7 12. c4 e5 13. Re1 {1-0 (38) Anton Guijarro,D (2666)-Khairat,A (2211) Riadh 2017}) *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.24"]
[White "Grachev, Boris"]
[Black "Gukesh D"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2626"]
[BlackElo "2508"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,59,18,18,45,37,37,29,34,20,31,27,25,31,55,73,111,105,110,99,112,108,112,81,143,121,260,307,297,301,286,233,450,448,506,499,502,509,508,501,29986,29987,29996,29997]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Bd3 Nbd7 6. O-O Bd6 7. Nbd2 O-O 8. e4 e5 9. cxd5 cxd5 10. Re1 Re8 {D05: Colle System with ...e6} (10... h6 11. exd5 exd4 12. Nc4 Nb6 13. Nxd6 Qxd6 14. Nxd4 Nbxd5 15. Bf1 Rd8 16. Nb5 Qb6 17. Qf3 Bd7 18. Nc3 Bc6 19. Nxd5 Rxd5 20. b3 Re5 21. Qc3 Ng4 22. Be3 Nxe3 23. Qxe5 {½-½ (23) Onischuk,A (2685)-Duda,J (2697) Khanty-Mansiysk 2017}) 11. exd5 exd4 12. Ne4 Nxe4 {White has an edge.} 13. Rxe4 Nc5 14. Rxd4 Nxd3 15. Qxd3 Bc5 $146 ({Predecessor:} 15... Bd7 16. Be3 h6 17. Re4 Qa5 18. Rxe8+ Rxe8 19. h3 b6 20. a3 {½-½ (20) Djukanovic,S (2294)-Kalezic,B (2457) Tivat 2011}) 16. Re4 b6 17. Rxe8+ Qxe8 18. Be3 Bxe3 19. fxe3 Bb7 20. Ng5 g6 ({Black should try} 20... Qe5 21. Qxh7+ Kf8) 21. Qd4 $40 {[%mdl 128] [#] And now Ne4 would win. White attacks with force.} Qe7 (21... Qd8 $16 {might work better.}) 22. Ne4 $18 f5 23. Nf6+ Kf7 24. Rc1 ({Much less strong is} 24. Nxh7 $6 Rd8 $18) 24... Rd8 $2 (24... Rc8 {keeps fighting.} 25. Rxc8 Bxc8) 25. e4 fxe4 {Black wants to play ...e3.} 26. Rf1 Ba6 27. Rf4 {Ng4+ is the strong threat.} ({Less strong is} 27. d6 Rxd6 28. Nxe4+ Bxf1 $16) 27... g5 28. Nh5+ ({Weaker is} 28. Rf5 Kg6 $18) 28... Kg6 (28... Kg8 $18 29. Rxe4 Qc5 30. Qxc5 bxc5) 29. Rf6+ Kxh5 {[#]} 30. g4+ $1 {[%mdl 576] Decoy. Accuracy: White = 98%, Black = 30%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.25"]
[White "Afanasiev, Nikita"]
[Black "Khismatullin, Denis"]
[Result "*"]
[ECO "A46"]
[WhiteElo "2508"]
[BlackElo "2621"]
[Annotator "TA"]
[PlyCount "16"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,16,-5,0,-20,-15,-19,-25]} 1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 Bd6 5. Bg3 O-O 6. Nbd2 b6 {The position is equal.} 7. c4 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} (7. c3 c5 8. Bd3 Ba6 9. Bxa6 Nxa6 10. O-O Bxg3 11. hxg3 Qc7 12. Qe2 Nb8 13. e4 dxe4 14. Nxe4 Nbd7 {1-0 (55) Duda,J (2738)-Giri,A (2783) St Petersburg 2018}) 7... Bb7 8. Rc1 c5 $146 ({Predecessor:} 8... Qe7 9. Bh4 dxc4 10. Bxc4 Nbd7 11. O-O e5 12. d5 h6 13. e4 a6 14. Bd3 Rfc8 {0-1 (40) Asuela,E (2280)-Short,N (2664) Pattaya 2015}) *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.25"]
[White "Afanasiev, Nikita"]
[Black "Khismatullin, Denis"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2508"]
[BlackElo "2621"]
[Annotator "TA"]
[PlyCount "146"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,146,19,0,24,0,17,21,29,13,27,0,0,0,0,0,43,0,4,0,8,8,7,5,10,8,47,8,15,5,181,182,210,224,365,268,295,214,214,205,205,210,205,118,103,109,99,95,97,68,68,68,72,72,254,266,261,240,227,175,910,757,2110,2106,4817,2819,1816,1096,4713,1231,2112,4133,29962,29966,29966,29965,29974,29975,29973,29974,12802,295,29974,216,216,216,216,216,216,216,216,216,216,216,216,216,216,8,8,8,8,0,8,8,8,8,8,0,8,0,8,8,8,8,8,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. a3 Bb7 5. Nc3 d5 6. Bg5 Be7 7. Qa4+ c6 8. Bxf6 Bxf6 9. cxd5 exd5 10. g3 O-O 11. Bg2 Re8 12. O-O Nd7 {[%cal Bb8d7,Bd7f8,Bf8e6][%mdl 32]} 13. Rfd1 Nf8 {[#] E12: Queen's Indian: Unusual White 4th moves, 4 a3, 4 Nc3 Bb7 5 a3 and 4 Nc3 Bb7} 14. b4 $146 ({Predecessor:} 14. Rac1 Qd6 15. Qc2 Ne6 16. e3 Rad8 17. b4 g6 18. Ne2 Ba6 19. Rd2 Bc4 20. Nf4 Nxf4 21. gxf4 {½-½ (55) Le,T (2515)-Azarov,S (2575) chess.com INT 2019}) 14... Ne6 15. Qb3 Rc8 16. a4 Re7 17. a5 c5 {[%cal Rc5d4]} 18. e3 cxd4 19. Nxd4 bxa5 20. bxa5 Bxd4 21. exd4 Rc4 22. Ra4 $36 {[%mdl 2048] White is more active.} Rd7 23. a6 Bc6 {White must now prevent ...Rxc3.} 24. Rb4 Qa5 25. Nxd5 Rxb4 26. Nxb4 Bxg2 $2 (26... Ba4 $11 {and Black stays safe.} 27. Qa3 Rxd4 28. Rxd4 Nxd4) 27. Kxg2 $18 Qb5 28. d5 Nc5 (28... Nc7 $142 29. Qc3 h6) 29. Qc3 h6 30. Rc1 Ne4 31. Qc8+ Kh7 32. Qc6 Qe2 33. Rc2 (33. Qxd7 {is a self mate.} Qxf2+ 34. Kh1 Qf3+ 35. Kg1 Qf2+ 36. Kh1 Qf3+ 37. Kg1 Qe3+ 38. Kg2 Qd2+ 39. Kh1 Qxc1+ 40. Kg2 Qd2+ 41. Kh3 Ng5+ 42. Kh4 Qxh2+ 43. Kg4 Qe2+ 44. Kh4 Qe4+ 45. g4 Qe1+ 46. Kh5 Qh1#) (33. Qc2 $1 $18 {[%cal Rc2e2]} Qxc2 34. Rxc2) 33... Nd2 $16 34. Rxd2 $1 Qe4+ 35. f3 $1 {[%cal Rf3e4]} Qxb4 36. Qxd7 {[%mdl 64] Double Attack} Qxd2+ {[%mdl 4096] Endgame KQ-KQ} 37. Kh3 Qd3 38. Qxf7 {Strongly threatening d6.} ({But not} 38. Qxa7 Qxf3 39. Qc7 (39. Qb7 Qh5+ 40. Kg2 Qe2+ 41. Kg1 Qe1+ 42. Kg2 Qe2+ 43. Kg1 Qe1+ 44. Kg2 Qe2+ $11) 39... Qh5+ 40. Kg2 Qxd5+ 41. Kg1 Qd4+ 42. Kf1 Qd3+ 43. Kf2 Qd4+ 44. Kf3 Qd3+ 45. Kg2 Qe2+ 46. Kg1 Qxa6 $11) 38... Qf1+ $2 (38... Qxa6 $16 {might work better.} 39. Qf5+ Kg8) 39. Kg4 $18 Qxa6 {[#]} 40. Qe7 $1 Qc8+ 41. Kf4 Kg6 $2 {[#]} (41... Qc1+ 42. Kf5 Qc3) 42. Ke5 $1 Qc3+ 43. Kd6 a5 44. Qe4+ Kf7 45. Qe6+ (45. Kd7 $142 g6 46. d6) 45... Kf8 46. Kd7 {[%csl Gd7][%cal Re6e8]} g6 47. Qxg6 Qxf3 48. Qxh6+ Kf7 49. Qh7+ Kf6 50. Qe7+ Kg6 51. Qe6+ Kg7 52. Kc7 $2 (52. d6 Qb7+ 53. Ke8 Qa8+ 54. Ke7 Qf8+ 55. Kd7) 52... a4 $2 (52... Qc3+ $18 53. Kd8 Qc5 54. Qe7+ Qxe7+ 55. Kxe7 a4) 53. Qd7+ $2 (53. Qe5+ {mates} Kf7 54. d6 Qf2 55. Qd5+ Kf8 56. d7 Qa7+ 57. Qb7 Qc5+ 58. Qc6 Qa5+ 59. Qb6 Qc3+ 60. Kb7 Qf3+ 61. Kb8) 53... Qf7 54. Qxf7+ Kxf7 {KP-KP} 55. d6 a3 56. d7 a2 57. d8=Q a1=Q {KQ-KQ} 58. Qd5+ Kg7 59. Qg5+ Kf7 60. h4 $2 (60. Qf4+ $18 Ke6 61. Qh6+ Kf7 62. Qh5+ Ke6 63. Qg6+ Ke7 64. Qe4+ Kf6 65. Qf4+ Ke6 66. Qd6+ Kf5 67. Qf4+ Ke6) 60... Qa7+ {The position is equal.} 61. Kc6 {Qf5+ is the strong threat.} Qa6+ 62. Kd7 Qb7+ 63. Kd6 Qb6+ 64. Ke5 {And now Qf5+ would win.} Qc5+ 65. Ke4 Qc4+ 66. Kf5 {Hoping for Qf6+.} Qe6+ 67. Kf4 {Threatening mate with Qh5+.} Qc4+ 68. Kf3 {Intending Qf4+ and mate.} Qf1+ $1 69. Kg4 Qe2+ 70. Kf4 Qc4+ 71. Ke5 {White wants to mate with Qf4+.} Qc5+ 72. Ke4 Qc4+ 73. Ke5 {Qf4+ would kill now.} Qc5+ {Accuracy: White = 50%, Black = 42%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.26"]
[White "Firouzja, Alireza"]
[Black "Sindarov, Javokhir"]
[Result "*"]
[ECO "A10"]
[WhiteElo "2618"]
[BlackElo "2505"]
[Annotator "TA"]
[PlyCount "44"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,25,32,29,33,20,13,20,17,16,16,14]} 1. c4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. g3 g6 5. Bg2 Bg7 6. d4 cxd4 7. Nxd4 O-O 8. O-O Qa5 9. e3 d6 {A39: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3 Nf6 6 0-0 0-0 7 d4} 10. Bxc6 (10. h3 Bd7 11. Qe2 Rfc8 12. Rd1 a6 13. Bd2 Qd8 14. Rac1 Rab8 15. Nxc6 Bxc6 16. e4 Nd7 17. Bg5 h6 18. Be3 {½-½ (41) Ding,L (2778)-Bacrot,E (2718) Liaocheng 2018}) 10... bxc6 {The position is equal.} 11. Nxc6 Qc7 12. Nd5 Nxd5 13. cxd5 {[#]} {Predecessor:} Bb7 $146 14. Bd2 Bxc6 15. Rc1 Bxb2 16. Rxc6 Qd7 17. Qc2 Ba3 18. Bc3 Rfc8 19. Qe4 Bc5 20. Rb1 Qf5 21. Qxf5 gxf5 22. Bd4 Bxd4 {½-½ (22) Sasikiran,K (2639)-Sethuraman,S (2653) Pune 2016} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.26"]
[White "Firouzja, Alireza"]
[Black "Sindarov, Javokhir"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2618"]
[BlackElo "2505"]
[Annotator "TA"]
[PlyCount "149"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,149,5,2,85,8,14,7,6,0,10,10,0,-15,0,-2,-8,-147,-147,-147,-146,-156,-157,-249,-150,-149,-156,-137,-139,-158,-143,-144,-133,-155,-156,-158,-152,-136,-64,-53,-55,-61,-47,-128,-47,-66,-70,-65,-36,-38,-34,-45,-33,-40,0,0,53,28,176,-16,-15,-67,-69,-81,-72,-86,-50,-120,-114,-132,-119,-131,-83,-54,0,0,0,-107,0,0,8,8,8,19,9,0,10,11,10,26,280,281,524,509,524,508,516,500,509,486,492,450,464,0,449,427,593,587,683,666,764,768,766,766,764,759,787,726,678,638,623,608,1738,1720,1633,1430,1385,1117,5085,5085,4134,4133,6095,6095,6079,6079,5114,5106]} 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 c4 7. g3 Bd7 8. Nbd2 f5 {C02: French: Advance Variation} (8... Na5 $11) (8... Na5 9. h4 Ne7 10. Bh3 h6 11. h5 Nc8 12. O-O Qc7 13. Ne1 Nb6 14. Qe2 O-O-O 15. Ng2 Be7 16. Rb1 Rdg8 17. f4 g6 {0-1 (43) Svidler,P (2749)-Andreikin,D (2715) Moscow 2012}) 9. exf6 (9. b3 $1 $16) 9... Nxf6 $11 10. Bg2 Bd6 {The position is equal.} 11. O-O O-O 12. Qe2 Kh8 13. h3 $146 ({Predecessor:} 13. Ne5 Be8 14. f4 Bxe5 15. fxe5 Bh5 16. Bf3 Bxf3 17. Rxf3 {½-½ (35) Dzenis,J (2466)-Pesonen,S (2333) ICCF email 2008}) 13... Be8 14. Qxe6 Qc7 15. Nh4 (15. Re1 $11 {keeps the balance.}) 15... Bd7 $36 {[%mdl 2048] Black is really pushing.} 16. Qe3 Rae8 $1 {[%cal Re8e3]} 17. Qg5 Nd8 $1 {[%cal Rd8f7] White must now prevent ...Nf7.} 18. Bxd5 (18. Nhf3 $17) 18... h6 19. Ng6+ Kh7 20. Nxf8+ Bxf8 21. Qf4 Qxf4 (21... Nxd5 22. Qxc7 Nxc7 23. h4 $11) 22. gxf4 Nxd5 23. Nxc4 Bb5 $1 {[%cal Rb5c4]} 24. Ne5 Bxf1 25. Kxf1 Nb6 (25... Ne6 $1 $17 26. Nd3 Kg6) 26. Ke2 Bd6 27. Kd3 Rf8 28. Be3 (28. c4 $15) 28... Nd5 ({Black should play} 28... Ne6 $17 29. Ke4 g5 30. fxg5 Nxg5+ 31. Kd3 Nxh3) 29. Ke4 $15 Nf6+ 30. Kd3 Ne6 31. f5 {[#]} Nc5+ $1 {[%mdl 512]} 32. dxc5 Bxe5 33. Kc4 Ne8 34. Rd1 Rxf5 (34... Nf6 $11) 35. Rd7 $14 Nc7 (35... Bc7 $1 $11 {and Black has nothing to worry.}) 36. b4 $2 ({White has to play} 36. Bd4 $1 $18 {[%cal Rd4e5]} Bxd4 37. cxd4) 36... Kg6 $11 37. b5 (37. Bd4 $11 Rf4 38. a4) 37... Rf7 $15 38. Rd8 $1 Kf5 39. a4 Ke6 40. a5 (40. Bd4 $15) 40... Rd7 $17 41. Rb8 a6 $1 42. b6 Nb5 43. Ra8 g5 {[#]} (43... Nxc3 $6 44. c6 $1 $14 {[%mdl 512]}) (43... Rd1 $1 $15) 44. c6 $1 $11 {[%cal Rc6d7][%mdl 512]} bxc6 45. Bc5 (45. Kc5 $11) 45... Rf7 (45... Bxc3 $6 46. Rxa6 Be5 47. Ra8 $11) (45... Nxc3 $17 {Threatens to win with ...Ne4.} 46. Re8+ Kf5 47. Rf8+ Bf6) 46. Rxa6 Rf4+ (46... Bxc3 $6 {[#]} 47. b7 $1 $16 {[%mdl 512]}) 47. Kd3 $1 {aiming for Ra8.} Kd5 $1 {[%cal Rd5c5]} ({But not} 47... Nxc3 $6 48. Ra8 $16) ({Don't blunder} 47... Bxc3 $2 48. b7 $18) 48. Be3 Rc4 49. Bd2 {Strongly threatening Ra8.} Bxc3 {And now ...Rd4+ would win.} 50. b7 Rd4+ 51. Ke2 $1 {Hoping for Bxc3.} Rxd2+ $2 {[%mdl 8192]} (51... Rb4 $1 $11 52. Ra8 Nd4+ {[%mdl 64] Discovered Attack} 53. Kd3 Rxb7) 52. Ke3 $18 Nd4 $2 (52... Nc7 53. b8=Q Nxa6 54. Qb3+ {[%mdl 64] Double Attack} Kd6) 53. b8=Q Rd1 54. Qd8+ Ke5 55. Qe7+ Kd5 56. Qf7+ Kc5 {Black hopes to continue with ...Bd2+.} 57. Qf8+ Kd5 {...Bd2+ is the strong threat.} 58. Qf7+ Kc5 {and the idea ...Bd2+ leaves Black hopeful.} 59. Qh5 {White is clearly winning.} Nf5+ 60. Ke4 Nd6+ 61. Kf3 Rd3+ 62. Kg2 Nf5 {[#]} 63. Rxc6+ $3 {[%mdl 576] Decoy} Kxc6 64. Qg6+ {[%mdl 64] Double Attack} Rd6 65. Qxf5 {[%mdl 4096] Endgame KQ-KRB} Bd4 66. Qc8+ Kb5 67. Qb8+ Kc5 68. Qb7 Rf6 69. f3 Kc4 70. a6 Rb6 71. Qc8+ Kd3 72. Qf5+ Kc4 73. Qc2+ Kb4 74. Qd3 Kc5 75. Qa3+ {Accuracy: White = 58%, Black = 43%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.27"]
[White "Liu, Yan"]
[Black "Van Foreest, Jorden"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2498"]
[BlackElo "2618"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,85,15,25,-6,0,-5,67,64,64,64,63,64,76,83,93,70,108,108,115,115,115,115,115,102,102,102,99,102,115,115,146,140,164,164,164,164,164,164,225,229,224,215,267,260,266,259,249,238,241,223,226,226,519,475,964,886,4952,2584,2583,2189,2116,2086]} 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 dxc4 5. Bg2 c5 6. O-O Nc6 7. dxc5 Qxd1 8. Rxd1 Bxc5 9. Nbd2 c3 10. bxc3 O-O 11. Nb3 Be7 12. Nfd4 Bd7 13. Bg5 {E04: Open Catalan: 5 Nf3} (13. Nxc6 Bxc6 14. Bxc6 bxc6 15. Bg5 h6 16. Bxf6 Bxf6 17. Rac1 Rfb8 18. Rc2 Rd8 19. Rxd8+ Rxd8 20. c4 Kf8 {½-½ (31) Malakhov,V (2654)-Harikrishna,P (2729) Germany 2018}) 13... Rac8 {LiveBook: 6 Games} 14. Bxf6 (14. Nf5 {is more complex.} exf5 15. Bxf6 Be6 16. Bxe7 Nxe7 17. Bxb7 Rxc3 18. Nd4) 14... Bxf6 15. Nc5 {[#] The position is equal.} Nb8 $146 ({Black should play} 15... Nxd4 $11 16. cxd4 Bb5) ({Predecessor:} 15... Nxd4 16. cxd4 Bb5 17. Bxb7 Bxe2 18. Bxc8 Bxd1 19. Bxe6 Bf3 20. Bh3 Bxd4 {0-1 (49) Sriram,J (2446)-Kotanjian,T (2517) Beirut 2011}) 16. Nxd7 $14 ({Of course not} 16. Nxb7 $6 Rxc3 17. e3 e5 $11) 16... Nxd7 {[#]} 17. Nxe6 $1 {[%mdl 512]} fxe6 18. Rxd7 Rxc3 19. Rb1 Rc2 20. e3 Rxa2 21. Bh3 Ra6 22. Rbxb7 Ra8 23. Bg4 Rc6 24. Rxa7 Rxa7 25. Rxa7 $16 {[%mdl 4096] Endgame KRB-KRB} Kf8 26. Bf3 Rd6 27. Be4 Kg8 28. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} Rd8 29. Kg2 Rc8 30. Ra6 e5 31. h5 h6 (31... Rf8 {was necessary.} 32. Bd5+ Kh8) 32. Bg6 $18 Kf8 33. Ra7 Rb8 34. f4 Rb5 35. Kf3 Rc5 36. Ke4 Rb5 37. Bf7 Rb4+ 38. Kf5 Rb5 $2 {[#]} (38... Rb6 39. Bg6 (39. fxe5 Rb5 $16) 39... Rb5) 39. Kg6 {White is clearly winning.} Rb6 (39... Rc5 $142 40. Kh7 Be7) 40. Kh7 Rb8 41. Bg6 Be7 42. e4 Rd8 43. f5 {Precision: White = 85%, Black = 26%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.27"]
[White "Liu, Yan"]
[Black "Van Foreest, Jorden"]
[Result "*"]
[ECO "A06"]
[WhiteElo "2498"]
[BlackElo "2618"]
[Annotator "ChessBase"]
[PlyCount "22"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 2. e3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 3. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 4. b3 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 5. Bb2 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 6. cxd5 {[%emt 0:00:00]} exd5 {[%emt 0:00:00]} 7. Be2 {[%emt 0:03:30]} d4 {[%emt 0:00:00]} 8. Bb5 {[%emt 0:02:27]} Bd6 {[%emt 0:00:00]} 9. Bxc6+ {[%emt 0:04:30]} bxc6 {[%emt 0:00:00]} 10. Na3 {[%emt 0:00:44]} O-O {[%emt 0:00:00]} 11. Nc4 {[%emt 0:04:45]} Re8 {[%emt 0:01:49]} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.28"]
[White "Martirosyan, Haik M."]
[Black "Gagare, Shardul"]
[Result "*"]
[ECO "A40"]
[WhiteElo "2616"]
[BlackElo "2495"]
[Annotator "RC"]
[PlyCount "22"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 3. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 4. Nc3 {[%emt 0:00:00]} Be7 {[%emt 0:00:00]} 5. Bg5 {[%emt 0:00:00]} h6 {[%emt 0:00:00]} 6. Bxf6 {[%emt 0:00:00]} Bxf6 {[%emt 0:00:00]} 7. Rc1 {[%emt 0:00:00]} O-O {[%emt 0:00:00]} 8. e3 {[%emt 0:00:00]} c6 {[%emt 0:00:00]} 9. Bd3 {[%emt 0:00:00]} Nd7 {[%emt 0:00:00]} 10. O-O {[%emt 0:03:47]} a6 {[%emt 0:00:00]} 11. b3 {[%emt 0:17:14]} b5 {[%emt 0:00:56]} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.28"]
[White "Martirosyan, Haik M."]
[Black "Gagare, Shardul"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2616"]
[BlackElo "2495"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,91,11,-24,0,-9,10,7,31,36,9,23,24,-6,28,28,24,27,19,19,19,19,21,19,20,22,48,37,63,7,117,98,143,124,884,880,870,866,864,841,603,857,643,821,773,599,753,718,1491,1275,5744,1539,29984,29985,29985,29986,29986,29987,29987,1357,29988,29989,29986,29973,29980,29981,29981,29982,29982,29983,29983,29984,29984,29985,29985,29986,29983,29984,29984,29985]} 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Be7 5. Bg5 h6 6. Bxf6 Bxf6 7. Qc2 O-O 8. O-O-O Nc6 {D53: Queen's Gambit Declined: 4 Bg5 Be7: Early deviations} 9. e4 {[%cal Rc4d5]} (9. e3 Nb4 10. Qb3 a5 11. a3 dxc4 12. Bxc4 Nc6 13. Qc2 a4 14. Nxa4 Bd7 15. Nc5 Na5 16. Ne5 {1-0 (41) Le,Q (2718)-Fressinet,L (2687) Almaty 2016}) 9... dxc4 {[%cal Rc6d4]} 10. e5 $1 {[%cal Re5f6]} Nb4 {The position is equal.} 11. Qe4 $1 Be7 12. Bxc4 Bd7 13. a3 $132 {[%mdl 2048] White puts up resistance} Bc6 $146 (13... b5 {looks sharper.} 14. Bb3 Bc6 15. d5 Nxd5 16. Bxd5 exd5 17. Nxd5 Bxd5 18. Qxd5 Qe8) ({Predecessor:} 13... b5 14. Bb3 Bc6 15. d5 Nxd5 16. Nxd5 Bxd5 17. Bxd5 exd5 18. Rxd5 {1-0 (49) Daus,P (2387)-Raffaele,E (2245) LSS email 2007}) 14. d5 Nxd5 15. Nxd5 exd5 16. Bxd5 Bxd5 17. Rxd5 Qe8 18. Kb1 b5 19. h4 b4 20. Ng5 {[%csl Gg5][%cal Re4h7]} g6 ({But not} 20... hxg5 $2 21. hxg5 f5 22. exf6 $18) 21. axb4 (21. e6 $1 $14 f5 22. Qc4) 21... hxg5 (21... Rb8 $1 $11 22. e6 Rxb4 23. exf7+ Qxf7 24. Qxb4 Qxd5 {[%mdl 64] Double Attack} 25. Qxe7 hxg5) 22. hxg5 $16 {Intending Qh4 and mate.} Kg7 {Strongly threatening ...Rd8.} 23. e6 f6 $2 {[%mdl 8192]} (23... Bxg5 $16 24. Rxg5 Qxe6 25. Qd4+ f6) 24. Rd7 $18 Rd8 25. Rxc7 {And now Qh4 would win.} fxg5 26. Qb7 Kf6 27. Qf3+ Kg7 {[#]} 28. Qc3+ $1 Rf6 29. Rh7+ {[%mdl 64] Deflection} Kxh7 30. Qxf6 $1 Rd1+ 31. Kc2 Rd2+ 32. Kb3 Kh6 33. Rxe7 {[%mdl 4096] Endgame KQR-KQR} Rd3+ 34. Kc4 Qd8 35. Qg7+ Kh5 36. Qh7+ Kg4 37. Rd7 {White mates.} Qb6 38. f3+ Kg3 39. Qh3+ Kf2 40. Rxd3 a5 {[#]} 41. f4 $1 Qxb4+ (41... gxf4 42. Qf3+) 42. Kd5 Qb7+ 43. Kd6 Qb4+ 44. Kd7 Qb5+ 45. Ke7 Qb4+ 46. Kf7 {Accuracy: White = 86%, Black = 53%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.29"]
[White "Karthik Venkataraman"]
[Black "Zhou, Jianchao"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2494"]
[BlackElo "2615"]
[Annotator "RC"]
[PlyCount "80"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 2. e3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 3. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:02]} 4. Nc3 {[%emt 0:00:00]} Be7 {[%emt 0:02:52]} 5. b3 {[%emt 0:00:09]} O-O {[%emt 0:00:28]} 6. Bb2 {[%emt 0:00:03]} dxc4 {[%emt 0:01:14]} 7. bxc4 {[%emt 0:02:21]} c5 {[%emt 0:02:09]} 8. Qc2 {[%emt 0:00:11]} b6 {[%emt 0:02:41]} 9. Be2 {[%emt 0:01:58]} Bb7 {[%emt 0:00:10]} 10. a3 {[%emt 0:01:51]} Nc6 {[%emt 0:02:13]} 11. h4 {[%emt 0:01:01]} Qd7 {[%emt 0:19:08]} 12. Ng5 {[%emt 0:04:53]} Rfd8 {[%emt 0:07:58]} 13. Rd1 {[%emt 0:15:30]} Ne5 {[%emt 0:23:45]} 14. d3 {[%emt 0:46:53]} h6 {[%emt 0:13:04]} 15. Nf3 {[%emt 0:01:16]} Nxf3+ {[%emt 0:05:22]} 16. gxf3 {[%emt 0:01:43]} Ne8 {[%emt 0:04:31]} 17. h5 {[%emt 0:05:47]} Bf6 {[%emt 0:06:38]} 18. Rg1 {[%emt 0:00:08]} Qe7 {[%emt 0:00:52]} 19. f4 {[%emt 0:05:11]} Nd6 {[%emt 0:01:51]} 20. Bg4 {[%emt 0:03:01]} Bc6 {[%emt 0:00:51]} 21. Rd2 {[%emt 0:02:46]} b5 {[%emt 0:02:32]} 22. cxb5 {[%emt 0:01:53]} Nxb5 {[%emt 0:00:13]} 23. Nxb5 {[%emt 0:02:21]} Bxb5 {[%emt 0:00:06]} 24. Bxf6 {[%emt 0:01:01]} Qxf6 {[%emt 0:00:01]} 25. Qxc5 {[%emt 0:00:07]} Rd5 {[%emt 0:02:20]} 26. Qb4 {[%emt 0:01:46]} Bxd3 {[%emt 0:00:41]} 27. Bf3 {[%emt 0:00:57]} Rb5 {[%emt 0:00:23]} 28. Qxb5 {[%emt 0:00:30]} Qa1+ {[%emt 0:01:02]} 29. Rd1 {[%emt 0:00:05]} Qc3+ {[%emt 0:00:05]} 30. Rd2 {[%emt 0:00:02]} Bxb5 {[%emt 0:00:30]} 31. Bxa8 {[%emt 0:00:06]} Qc1+ {[%emt 0:00:49]} 32. Rd1 {[%emt 0:00:03]} Qc3+ {[%emt 0:00:53]} 33. Rd2 {[%emt 0:00:04]} Qa1+ {[%emt 0:00:24]} 34. Rd1 {[%emt 0:00:06]} Qxa3 {[%emt 0:00:11]} 35. Rd8+ {[%emt 0:02:03]} Kh7 {[%emt 0:00:01]} 36. Be4+ {[%emt 0:00:08]} f5 {[%emt 0:00:07]} 37. Bf3 {[%emt 0:00:05]} Qb4+ {[%emt 0:01:16]} 38. Rd2 {[%emt 0:00:08]} a5 {[%emt 0:00:32]} 39. Be2 {[%emt 0:01:51]} Be8 {[%emt 0:00:34]} 40. Bd1 {[%emt 0:00:00]} a4 {[%emt 0:00:00]} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.29"]
[White "Karthik Venkataraman"]
[Black "Zhou, Jianchao"]
[Result "*"]
[ECO "B00"]
[WhiteElo "2494"]
[BlackElo "2615"]
[Annotator "RC"]
[PlyCount "25"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:00]} 4. Nxd4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:00]} a6 {[%emt 0:00:00]} 6. Bg5 {[%emt 0:00:00]} Nbd7 {[%emt 0:00:00]} 7. Bc4 {[%emt 0:00:00]} Qb6 {[%emt 0:00:00]} 8. O-O {[%emt 0:00:00]} Qc5 {[%emt 0:00:00]} 9. Bd5 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 10. Re1 {[%emt 0:03:22]} Ne5 {[%emt 0:00:00]} 11. Bb3 {[%emt 0:09:36]} Be7 {[%emt 0:00:00]} 12. Qd2 {[%emt 0:01:22]} O-O {[%emt 0:06:08]} 13. Rad1 {[%emt 0:00:53]} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.30"]
[White "Chigaev, Maksim"]
[Black "Vokhidov, Shamsiddin"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2613"]
[BlackElo "2494"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,65,6,20,15,20,22,20,25,38,23,27,19,20,0,0,19,29,0,0,0,49,43,66,66,177,195,192,206,232,168,388,396,399,395,386,373,523,512,29990,2005,29991,1076,1532,1540,1430,972,953,922,1044,1025,1343,1310,1288,1263,1233,1226]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. c3 a6 7. a4 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} Ba7 (7... O-O 8. Bg5 h6 9. Bh4 g5 10. Bg3 Ba7 11. Nbd2 Nh7 12. h3 h5 13. d4 h4 14. Bh2 g4 15. hxg4 Bxg4 16. dxe5 dxe5 {1-0 (45) Duda,J (2738)-Kramnik,V (2777) Wijk aan Zee 2019}) 8. Nbd2 O-O 9. h3 {The position is equal.} Kh8 10. b4 Ng8 $146 ({Predecessor:} 10... d5 11. exd5 Nxd5 12. Ne4 f5 13. Neg5 Nxc3 14. Qe1 e4 15. dxe4 Nxe4 16. Nxe4 fxe4 {0-1 (32) Rasch,H (2301)-Derichs,R (2307) Germany 2008}) 11. b5 Na5 $1 12. Ba2 axb5 13. axb5 Bd7 14. Bb1 Bb6 15. c4 f5 16. Bb2 $36 {[%mdl 2048] White has the initiative.} Qf6 17. Bc3 Ne7 {[#]} (17... c5 $14) 18. c5 $1 $18 {[%cal Rc5b6][%mdl 512]} dxc5 (18... Bxc5 19. Rxa5) 19. Nxe5 ({Weaker is} 19. Bxe5 Qh6 $11) 19... Bxb5 20. Ba2 Qd6 $2 (20... Bxd3 21. Nf7+ Rxf7 22. Bxf6 Rxf6) 21. Nf7+ Rxf7 22. Bxf7 Qxd3 23. Ra3 {Hoping for Qa1.} Qd8 {[#]} (23... Rf8 {keeps fighting.} 24. Bxg7+ Kxg7 25. Rxd3 Bxd3) 24. Qa1 $1 {[%csl Ga1][%cal Rc3g7][%mdl 512]} h6 (24... Qf8 $18 25. Bc4 {[%mdl 64] Pin} Bc6 26. Bxa5 fxe4 27. Bxb6 Rxa3 28. Qxa3 cxb6) 25. Bxg7+ Kh7 {[#]} 26. Rd1 (26. Qf6 $142 $1 {[%mdl 512]} Qd6 {[#]} 27. Be6 $1 {[%mdl 512]} Ng6 28. exf5 Be8 29. fxg6+ Bxg6 30. Rg3 Qxg3 31. fxg3) 26... Nec6 {White is clearly winning.} 27. exf5 Nd4 28. Bxd4 cxd4 29. Bg6+ Kh8 30. Nf3 {[%cal Bd2f3,Bf3e5,Be5f7][%mdl 32]} c5 31. Ne5 Kg7 32. Nf7 Qh4 33. Rb1 {Accuracy: White = 72%, Black = 46%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.30"]
[White "Chigaev, Maksim"]
[Black "Vokhidov, Shamsiddin"]
[Result "*"]
[ECO "A05"]
[WhiteElo "2613"]
[BlackElo "2494"]
[Annotator "TA"]
[PlyCount "22"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,22,4,-19,-19,-21,1,-20,-14,-16,-19,-28,0,-16,-13]} 1. Nf3 Nf6 2. g3 c5 3. Bg2 g6 4. b3 Bg7 5. Bb2 d5 6. c4 d4 {A05: Réti Opening: 1 Nf3 Nf6} 7. b4 Nfd7 8. bxc5 Nxc5 9. O-O O-O 10. d3 b6 $146 ({Predecessor:} 10... Nc6 11. Ba3 Qa5 12. Bxc5 Qxc5 13. Nbd2 Rb8 14. Rb1 {½-½ (33) Fressinet,L (2692)-Fier,A (2624) Drancy 2016}) 11. Nbd2 Bb7 *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.31"]
[White "Henderson de La Fuente, Lance"]
[Black "Goganov, Aleksey"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2490"]
[BlackElo "2612"]
[Annotator "RC"]
[PlyCount "60"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 3. Bb5 {[%emt 0:00:04]} Nf6 {[%emt 0:00:00]} 4. O-O {[%emt 0:00:23]} Nxe4 {[%emt 0:00:00]} 5. Re1 {[%emt 0:00:22]} Nd6 {[%emt 0:00:00]} 6. Nxe5 {[%emt 0:00:08]} Be7 {[%emt 0:00:03]} 7. Bf1 {[%emt 0:00:14]} Nxe5 {[%emt 0:00:11]} 8. Rxe5 {[%emt 0:00:05]} O-O {[%emt 0:00:08]} 9. d4 {[%emt 0:00:11]} Bf6 {[%emt 0:00:05]} 10. Re1 {[%emt 0:00:11]} Re8 {[%emt 0:00:05]} 11. Bf4 {[%emt 0:00:21]} Rxe1 {[%emt 0:01:04]} 12. Qxe1 {[%emt 0:00:31]} Ne8 {[%emt 0:00:17]} 13. Qe3 {[%emt 0:00:46]} d5 {[%emt 0:04:39]} 14. Nd2 {[%emt 0:00:22]} Bf5 {[%emt 0:05:46]} 15. c3 {[%emt 0:00:38]} Nd6 {[%emt 0:02:34]} 16. Re1 {[%emt 0:00:41]} Qd7 {[%emt 0:03:31]} 17. Qg3 {[%emt 0:02:03]} Re8 {[%emt 0:01:53]} 18. Rxe8+ {[%emt 0:12:31]} Nxe8 {[%emt 0:00:11]} 19. b3 {[%emt 0:01:28]} Be7 {[%emt 0:05:29]} 20. h4 {[%emt 0:06:07]} c6 {[%emt 0:03:52]} 21. h5 {[%emt 0:10:29]} Nf6 {[%emt 0:01:52]} 22. Be2 {[%emt 0:00:22]} Qe6 {[%emt 0:01:58]} 23. h6 {[%emt 0:09:53]} g6 {[%emt 0:01:52]} 24. Be3 {[%emt 0:02:26]} Bd6 {[%emt 0:05:32]} 25. Qh4 {[%emt 0:01:44]} Bf8 {[%emt 0:03:26]} 26. Qg3 {[%emt 0:06:20]} Bd6 {[%emt 0:08:09]} 27. Qh4 {[%emt 0:00:15]} Bf8 {[%emt 0:00:28]} 28. Qh2 {[%emt 0:05:21]} Bd6 {[%emt 0:02:15]} 29. Qh4 {[%emt 0:00:17]} Bf8 {[%emt 0:00:06]} 30. Qh2 {[%emt 0:00:33]} Bd6 {[%emt 0:00:06]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.31"]
[White "Henderson de La Fuente, Lance"]
[Black "Goganov, Aleksey"]
[Result "*"]
[ECO "C84"]
[WhiteElo "2490"]
[BlackElo "2612"]
[Annotator "TA"]
[PlyCount "35"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,35,26,28,16,5,5,4,11,4,34,9,38,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} Bb7 12. Bc2 c5 13. d5 c4 {C95: Closed Ruy Lopez: Breyer Variation with 10 d4} 14. Nf1 (14. b4 cxb3 15. axb3 Qc7 16. Bb2 Rfb8 17. Bd3 Nc5 18. Bf1 a5 19. Rc1 b4 20. cxb4 axb4 21. Nc4 {1-0 (55) Zhigalko,S (2604)-Postny,E (2615) St Petersburg 2018}) 14... Qc7 15. Ng3 g6 16. Bh6 Rfe8 17. Nh2 $146 ({Predecessor:} 17. Qd2 Reb8 18. Rf1 a5 19. Ng5 Ba6 {1-0 (28) Podgursky,A (2472)-Ghysens,D (2426) ICCF email 2015}) 17... Bf8 18. Qd2 *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.32"]
[White "Lupulescu, Constantin"]
[Black "Sargsyan, Shant"]
[Result "*"]
[ECO "A40"]
[WhiteElo "2610"]
[BlackElo "2488"]
[Annotator "RC"]
[PlyCount "26"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 3. Nf3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 4. Nc3 {[%emt 0:00:00]} Bb4 {[%emt 0:00:00]} 5. cxd5 {[%emt 0:00:00]} exd5 {[%emt 0:00:00]} 6. Bg5 {[%emt 0:00:00]} h6 {[%emt 0:00:00]} 7. Bh4 {[%emt 0:00:00]} O-O {[%emt 0:00:00]} 8. e3 {[%emt 0:00:00]} Bf5 {[%emt 0:00:00]} 9. Qb3 {[%emt 0:00:00]} Bxc3+ {[%emt 0:00:00]} 10. Qxc3 {[%emt 0:00:00]} Nbd7 {[%emt 0:00:00]} 11. Be2 {[%emt 0:00:00]} c6 {[%emt 0:03:06]} 12. Qa3 {[%emt 0:00:00]} Qb6 {[%emt 0:06:32]} 13. Nd2 {[%emt 0:00:00]} a5 {[%emt 0:05:57]} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.32"]
[White "Lupulescu, Constantin"]
[Black "Sargsyan, Shant"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "2610"]
[BlackElo "2488"]
[Annotator "TA"]
[PlyCount "149"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,149,25,25,36,22,24,24,15,16,8,13,6,13,10,19,16,21,22,23,18,24,26,25,26,28,23,21,23,33,22,36,33,33,33,38,33,38,33,33,33,46,1,7,1,0,0,0,0,6,0,0,0,0,0,10,0,0,0,0,0,12,0,7,0,8,6,14,14,54,43,60,59,62,63,111,11,17,25,18,0,52,52,61,12,12,12,13,20,107,8,101,102,87,75,183,211,492,437,655,266,762,393,1105,980,921,0,0,0,903,892,2481,1400,2173,4480,5073,5073,5081,5081,5073,5073,1852,5073,3691,5073,5073,5073,5073,5073,5073,5073,29971,29973,29974,29975,29982,29983,29983,29984]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 7. a4 Rb8 8. axb5 {C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines} axb5 9. Nc3 (9. O-O O-O 10. Re1 d6 11. c3 Be6 12. Bxe6 fxe6 13. Bg5 Nd7 14. Be3 d5 15. Nbd2 Nc5 16. Nb3 Na4 17. Qe2 Bd6 18. d4 dxe4 19. Nxe5 Bxe5 20. dxe5 Nxe5 {1-0 (43) Adams,M (2738)-Shirov,A (2630) Douglas 2017}) 9... d6 10. Nd5 {White has an edge.} Nxd5 11. Bxd5 Nb4 12. Bb3 c5 13. c3 Nc6 14. Bd5 $146 ({Predecessor:} 14. d4 Qc7 15. Be3 exd4 16. cxd4 {1-0 (52) Guimaraes,D (2179)-De Andrade,D (1964) Petrolina 2009}) 14... Qc7 15. Ng5 Bxg5 16. Bxg5 O-O 17. O-O Be6 18. Bxe6 fxe6 19. Qb3 Qd7 20. Ra6 b4 {With the idea ...bxc3.} 21. Qc4 bxc3 22. bxc3 h6 23. Be3 Kh7 24. h3 Rb7 25. Rfa1 Rfb8 26. Kh2 Qc8 27. f4 Rb6 28. Rxb6 Rxb6 29. Rf1 exf4 30. Bxf4 e5 {[#] Hoping for ...Qf8.} 31. Be3 Qg8 32. Qa4 Qe8 33. Rf2 Qc8 34. Qc4 Qg8 35. Qa4 Qe8 36. Qa2 Qg8 37. Qa4 Qe8 38. Ra2 Qe6 39. Qc2 Qb3 40. Qf2 {Qf5+ is the strong threat.} Ne7 41. Ra7 Rb7 42. Rxb7 Qxb7 43. Qf7 Kh8 44. Bf2 (44. c4 $16) 44... Qb2 $1 $11 45. Bh4 Ng8 46. Qc7 (46. Qd7 {looks sharper.} Qd2 47. Bg3 c4 48. dxc4 Qxc3 49. Qxd6 Qxc4 50. Qxe5 Nf6 51. Qb8+) 46... Qxc3 ({Better is} 46... Qd2 $1 $11) 47. Qxd6 $14 Qd4 48. Qxd4 (48. Qd5 {seems wilder.} Nf6 49. Qe6 Nd7 50. Qb3 Kh7 51. Qc2) 48... exd4 {[%mdl 4096] Endgame KB-KN} 49. Bd8 {Black should prevent e5.} Nf6 50. Kg3 Nd7 (50... Kg8 $1 $11) 51. Kf4 (51. Kf3 $16) 51... Kg8 (51... g5+ $11 52. Kf5 c4 53. dxc4 d3) 52. e5 $16 Kf7 53. Bc7 Ke6 (53... Nf8 $16 54. Bd6 Ne6+ 55. Ke4 g5) 54. Ke4 $18 Nf8 $2 (54... g5 55. Bd6 h5) 55. Bd6 Nd7 (55... Ng6 $142 56. Bxc5 h5 57. Bxd4 Ne7) 56. h4 h5 $2 (56... g6 57. g4 h5) 57. g3 g6 $2 (57... Nb6 58. Bxc5 {[%mdl 64] Double Attack} Nd5 59. Kxd4 Nc7) 58. Bc7 Nf8 59. Bd6 Nd7 60. Bc7 Nf8 {[#]} 61. Bb8 $1 {[%cal Rb8c7]} Nd7 62. Bd6 Nb6 63. Bxc5 {[%mdl 64] Double Attack} Nd5 64. Bxd4 Nb4 65. Bc3 Nd5 66. Bd2 Ne7 67. d4 Nd5 68. Ba5 Ne7 69. Kf4 Nf5 70. Bb6 Ne7 71. Bc5 Nf5 72. Kg5 {White mates.} Nxg3 73. Kxg6 Kd5 74. Kf7 Nf5 75. e6 {Accuracy: White = 65%, Black = 38%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.33"]
[White "Tahbaz, Arash"]
[Black "Idani, Pouya"]
[Result "*"]
[ECO "B51"]
[WhiteElo "2484"]
[BlackElo "2604"]
[Annotator "RC"]
[PlyCount "24"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 3. Bb5+ {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 4. O-O {[%emt 0:00:00]} Bd7 {[%emt 0:00:00]} 5. Re1 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 6. c3 {[%emt 0:00:00]} a6 {[%emt 0:00:00]} 7. Bf1 {[%emt 0:00:00]} Bg4 {[%emt 0:00:00]} 8. h3 {[%emt 0:00:00]} Bxf3 {[%emt 0:00:00]} 9. Qxf3 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 10. d3 {[%emt 0:15:54]} Be7 {[%emt 0:00:00]} 11. Nd2 {[%emt 0:00:27]} O-O {[%emt 0:00:00]} 12. Qe2 {[%emt 0:03:47]} Nd7 {[%emt 0:02:41]} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.33"]
[White "Tahbaz, Arash"]
[Black "Idani, Pouya"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "2484"]
[BlackElo "2604"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,54,0,6,0,0,0,0,0,23,1,-11,-18,18,0,30,0,0,0,88,89,94,96,98,55,111,105,109,97,106,97,115,10,24,23,11,13,24,0,0,0,29,0,0,0,0,0,0]} 1. e4 c5 2. Nc3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qd2 (5. Bb5 Nf6 6. Bg5 Nd7 7. Qd2 a6 8. Be2 h6 9. Be3 e6 10. a4 b6 11. Nf3 {0-1 (61) Zvjaginsev,V (2642)-Fedoseev,V (2719) St Petersburg 2018}) 5... g6 6. b3 {B23: Closed Sicilian: Lines without g3} Bh6 7. f4 Nf6 8. Bb2 O-O 9. O-O-O a5 10. a4 Nb4 11. Kb1 Qb6 $146 12. Nge2 Be6 13. Nd4 Rac8 (13... Bg4 $11 14. Be2 Bxe2 15. Ndxe2 Rfc8) 14. Nxe6 $16 fxe6 {[#]} 15. g3 $1 e5 16. Bh3 Rc5 (16... Nxe4 $1 $14 17. Nxe4 Rxc2) 17. Be6+ Kh8 18. Rhf1 Qc6 19. Qe1 Bg7 {[#]} 20. f5 (20. fxe5 $1 $16 Rxe5 21. Bc4) 20... Nxe4 $1 $11 21. Nxe4 Rxc2 22. Bc3 Rxh2 {White must now prevent ...Nc2.} 23. g4 {And now Rf2 would win.} Nc2 $1 {[%cal Rc2e1]} 24. Qg3 Re2 25. Bd5 (25. Qd3 $5 {[%cal Rd3e2]} Na3+ 26. Ka1 $11) 25... Na3+ {The position is equal.} 26. Ka1 Nc2+ 27. Kb1 Na3+ {Accuracy: White = 46%, Black = 57%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.34"]
[White "Jumabayev, Rinat"]
[Black "Iniyan, P."]
[Result "*"]
[ECO "A05"]
[WhiteElo "2604"]
[BlackElo "2480"]
[Annotator "ChessBase"]
[PlyCount "31"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. d4 d6 5. c4 O-O 6. Nc3 Nc6 7. O-O Bg4 8. h3 Bxf3 9. Bxf3 Nd7 10. e3 e5 11. d5 Ne7 12. e4 f5 13. exf5 gxf5 14. Bg2 Ng6 15. Rb1 e4 16. Ne2 *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.34"]
[White "Jumabayev, Rinat"]
[Black "Iniyan, P."]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2604"]
[BlackElo "2480"]
[Annotator "RC"]
[PlyCount "100"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} d6 {[%emt 0:00:08]} 3. Bc4 {[%emt 0:00:21]} Nf6 {[%emt 0:00:39]} 4. d3 {[%emt 0:00:06]} e6 {[%emt 0:00:09]} 5. Bb3 {[%emt 0:00:01]} a6 {[%emt 0:01:54]} 6. c3 {[%emt 0:00:27]} Nbd7 {[%emt 0:00:27]} 7. O-O {[%emt 0:00:22]} b5 {[%emt 0:02:46]} 8. Re1 {[%emt 0:01:28]} Bb7 {[%emt 0:00:08]} 9. Nbd2 {[%emt 0:00:30]} Be7 {[%emt 0:02:09]} 10. Nf1 {[%emt 0:03:21]} c4 {[%emt 0:11:35]} 11. dxc4 {[%emt 0:00:06]} Nxe4 {[%emt 0:00:12]} 12. cxb5 {[%emt 0:00:12]} axb5 {[%emt 0:00:04]} 13. Nd4 {[%emt 0:00:07]} O-O {[%emt 0:22:55]} 14. Bc2 {[%emt 0:12:54]} Ndf6 {[%emt 0:02:12]} 15. Nxb5 {[%emt 0:05:15]} Qb6 {[%emt 0:00:33]} 16. Nd4 {[%emt 0:00:06]} e5 {[%emt 0:01:39]} 17. Ng3 {[%emt 0:00:14]} Nxg3 {[%emt 0:06:12]} 18. hxg3 {[%emt 0:00:08]} exd4 {[%emt 0:00:03]} 19. Rxe7 {[%emt 0:00:11]} dxc3 {[%emt 0:00:14]} 20. bxc3 {[%emt 0:01:26]} Qc6 {[%emt 0:00:08]} 21. Qf3 {[%emt 0:00:36]} Qxf3 {[%emt 0:01:33]} 22. gxf3 Bxf3 {[%emt 0:00:16]} 23. Re3 {[%emt 0:01:56]} Bd5 {[%emt 0:01:49]} 24. a4 {[%emt 0:00:39]} Rfc8 {[%emt 0:04:35]} 25. Ba3 {[%emt 0:11:49]} Ng4 {[%emt 0:07:44]} 26. Re2 {[%emt 0:03:34]} Bf3 {[%emt 0:02:14]} 27. Rd2 {[%emt 0:00:30]} Rxc3 {[%emt 0:00:13]} 28. Bxd6 {[%emt 0:05:46]} Rac8 {[%emt 0:00:07]} 29. Re1 {[%emt 0:05:42]} Nf6 {[%emt 0:09:51]} 30. Rd3 {[%emt 0:04:19]} Rxc2 {[%emt 0:05:40]} 31. Rxf3 {[%emt 0:00:07]} Ra2 {[%emt 0:00:04]} 32. Ra3 {[%emt 0:01:17]} Rcc2 {[%emt 0:04:09]} 33. Ra1 {[%emt 0:07:32]} Rxa1+ {[%emt 0:03:29]} 34. Rxa1 {[%emt 0:00:57]} Ne4 {[%emt 0:00:31]} 35. Bb8 {[%emt 0:11:49]} Nc5 {[%emt 0:02:11]} 36. a5 {[%emt 0:00:49]} Na6 {[%emt 0:00:11]} 37. Ba7 {[%emt 0:02:17]} h6 {[%emt 0:00:37]} 38. Kg2 {[%emt 0:01:03]} Kf8 {[%emt 0:01:27]} 39. Kf3 {[%emt 0:01:20]} Ke7 {[%emt 0:00:14]} 40. Bd4 {[%emt 0:00:00]} g6 {[%emt 0:00:00]} 41. Rb1 {[%emt 0:00:54]} Ra2 {[%emt 0:02:50]} 42. Ra1 {[%emt 0:02:07]} Rxa1 {[%emt 0:12:03]} 43. Bxa1 {[%emt 0:00:17]} Kd6 {[%emt 0:01:02]} 44. Bg7 {[%emt 0:02:26]} h5 {[%emt 0:00:06]} 45. Kf4 {[%emt 0:00:08]} Kd5 {[%emt 0:00:21]} 46. Kg5 {[%emt 0:06:10]} Nc5 {[%emt 0:00:10]} 47. Kf6 {[%emt 0:00:11]} Ne4+ {[%emt 0:00:04]} 48. Kxf7 {[%emt 0:00:58]} Nxf2 {[%emt 0:00:06]} 49. Kxg6 {[%emt 0:00:03]} Ne4 {[%emt 0:00:06]} 50. Kxh5 {[%emt 0:00:02]} Nxg3+ {[%emt 0:00:06]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.35"]
[White "Gavrilescu, David"]
[Black "Deac, Bogdan-Daniel"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "2479"]
[BlackElo "2603"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,70,10,17,15,25,23,21,18,18,13,13,7,16,10,31,0,0,-13,8,0,0,0,0,0,0,0,0,0,0,0,30,28,29,21,19,15,45,12,10,0,19,0,9,4,7,0,0,-18,0,0,0,-65,-18,-32,-18,-50,-39,-339,-335,-1616,-703]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. O-O d6 6. c3 a6 7. a4 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} Ba7 8. Re1 O-O 9. h3 {The position is equal.} b5 10. Bb3 b4 11. a5 Rb8 12. Nbd2 Be6 13. Bxe6 (13. Ba4 $5 {[%cal Ra4c6]} Nxa5 14. d4 $11) 13... fxe6 14. Nc4 {[#]} Rb5 $146 15. Be3 Bxe3 16. Rxe3 Nd7 17. d4 Qf6 18. Re2 Qg6 {[#] ...Rxf3 is the strong threat.} 19. Re3 bxc3 20. bxc3 Nf6 21. dxe5 dxe5 22. Nfd2 Rd8 23. Qf1 Qe8 24. Rd3 (24. Na3 $5 {[%cal Ra3b5]} Rb7 25. Nf3 $14) 24... Rdb8 25. Qd1 Qe7 26. g3 h6 27. Kg2 Kh7 28. Qa4 Nd7 {Threatens to win with ...Nc5.} 29. Qa3 Nc5 30. Re3 Qd8 31. Ree1 (31. Qc1 $11) 31... Nb7 (31... Nxa5 $5 32. Nxa5 Qxd2 $15) 32. Qa2 Nbxa5 33. Nxa5 Rxa5 34. Qxe6 $2 {[%mdl 8192] [#]} (34. Qc2 $1 $15) 34... Qxd2 $19 35. Qxc6 $2 (35. Red1 Qc2 36. Qf5+ Kg8 37. Rdc1) 35... Rf8 {Accuracy: White = 41%, Black = 56%.} (35... Rb2 $142 36. Rf1 Rxa1) 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.35"]
[White "Gavrilescu, David"]
[Black "Deac, Bogdan-Daniel"]
[Result "*"]
[ECO "C20"]
[WhiteElo "2479"]
[BlackElo "2603"]
[Annotator "TA"]
[PlyCount "39"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,26,18,12,5,7,4,24]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O a6 7. Bb3 Ba7 8. Re1 O-O 9. h3 h6 10. Nbd2 Re8 11. Nf1 Be6 {The position is equal.} 12. Bc2 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} d5 13. exd5 Bxd5 {[#]} {Predecessor:} 14. Ng3 $146 Qd6 15. Qe2 Rad8 16. Ne4 Qe6 17. b3 Ne7 18. Nh4 Bc6 19. Bd2 Nxe4 20. dxe4 {½-½ (72) Onischuk,V (2623)-Matlakov,M (2683) Bastia 2018} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.36"]
[White "Esipenko, Andrey"]
[Black "Dai, Changren"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2603"]
[BlackElo "2473"]
[Annotator "RC"]
[PlyCount "59"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:00]} Be7 {[%emt 0:00:00]} 4. Nf3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 5. Bg5 {[%emt 0:00:00]} h6 {[%emt 0:00:28]} 6. Bf4 {[%emt 0:00:03]} O-O {[%emt 0:02:12]} 7. e3 {[%emt 0:00:05]} Nbd7 {[%emt 0:00:33]} 8. g4 {[%emt 0:00:15]} dxc4 {[%emt 0:03:07]} 9. Bxc4 {[%emt 0:00:05]} c5 {[%emt 0:00:08]} 10. g5 {[%emt 0:00:09]} hxg5 {[%emt 0:00:26]} 11. Bxg5 {[%emt 0:00:05]} cxd4 {[%emt 0:01:24]} 12. exd4 {[%emt 0:00:07]} b5 {[%emt 0:02:57]} 13. Bxb5 {[%emt 0:00:29]} Nd5 {[%emt 0:05:18]} 14. Rg1 {[%emt 0:03:00]} Bxg5 {[%emt 0:16:24]} 15. Nxg5 {[%emt 0:05:43]} Nxc3 {[%emt 0:05:06]} 16. bxc3 {[%emt 0:03:37]} Qa5 {[%emt 0:05:41]} 17. Qd3 {[%emt 0:38:05]} Nf6 {[%emt 0:00:07]} 18. a4 {[%emt 0:16:30]} Bb7 {[%emt 0:18:34]} 19. Qg3 {[%emt 0:02:58]} Nh5 {[%emt 0:03:33]} 20. Qd3 {[%emt 0:01:36]} Nf6 {[%emt 0:00:27]} 21. Qg3 {[%emt 0:02:07]} Nh5 {[%emt 0:00:03]} 22. Qh3 {[%emt 0:00:25]} g6 {[%emt 0:01:20]} 23. Rc1 {[%emt 0:04:10]} Ba6 {[%emt 0:06:12]} 24. Ne4 {[%emt 0:01:41]} Bb7 {[%emt 0:08:24]} 25. Nc5 {[%emt 0:01:19]} Nf4 {[%emt 0:02:05]} 26. Qg3 {[%emt 0:01:38]} Qc7 {[%emt 0:02:44]} 27. Nxb7 {[%emt 0:00:58]} a6 {[%emt 0:00:18]} 28. Be2 {[%emt 0:01:50]} e5 {[%emt 0:00:54]} 29. Nc5 {[%emt 0:00:16]} Rfe8 {[%emt 0:02:46]} 30. Nd3 {[%emt 0:03:41]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.36"]
[White "Esipenko, Andrey"]
[Black "Dai, Changren"]
[Result "*"]
[ECO "D30"]
[WhiteElo "2603"]
[BlackElo "2473"]
[Annotator "TA"]
[PlyCount "23"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,23,20,17,6,6,0,19,31,22,11,37,22,36,30,15,33]} 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bf4 O-O 6. a3 {D37: Queen's Gambit Declined: 5 Bf4} (6. e3 b6 7. Bd3 dxc4 8. Bxc4 Ba6 9. Bxa6 Nxa6 10. Qa4 Qc8 11. O-O c5 12. Rac1 Qb7 13. a3 Rfc8 14. Nb5 Nb8 15. dxc5 bxc5 {½-½ (35) Shankland,S (2725)-Anand,V (2773) Wijk aan Zee 2019}) 6... b6 7. Qc2 c5 8. Rd1 Bb7 9. cxd5 exd5 10. e3 Nbd7 11. Bd3 Re8 $146 ({Predecessor:} 11... a6 12. O-O Re8 13. dxc5 bxc5 {½-½ (44) Grandelius,N (2536)-Goloshchapov,A (2580) Germany 2012}) 12. O-O *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.37"]
[White "Harika, Dronavalli"]
[Black "Gordievsky, Dmitry"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2471"]
[BlackElo "2603"]
[Annotator "RC"]
[PlyCount "159"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 2. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:01:46]} 3. Bd3 {[%emt 0:00:00]} Nc6 {[%emt 0:11:20]} 4. c3 {[%emt 0:01:53]} e5 {[%emt 0:04:10]} 5. Nf3 {[%emt 0:01:36]} g6 {[%emt 0:02:07]} 6. O-O {[%emt 0:02:27]} Bg7 {[%emt 0:00:58]} 7. Nbd2 {[%emt 0:19:10]} O-O {[%emt 0:05:07]} 8. h3 {[%emt 0:00:14]} Nd7 {[%emt 0:08:13]} 9. Nb3 {[%emt 0:03:01]} a5 {[%emt 0:01:24]} 10. a4 {[%emt 0:03:46]} exd4 {[%emt 0:04:35]} 11. Nfxd4 {[%emt 0:06:55]} Re8 {[%emt 0:12:50]} 12. Re1 {[%emt 0:01:49]} Nb6 {[%emt 0:04:37]} 13. Bf1 {[%emt 0:02:49]} Nxd4 {[%emt 0:16:31]} 14. Nxd4 {[%emt 0:01:26]} d5 {[%emt 0:00:19]} 15. Bf4 {[%emt 0:14:03]} c6 {[%emt 0:00:20]} 16. Nb3 {[%emt 0:08:24]} Bf8 {[%emt 0:11:54]} 17. Qd4 {[%emt 0:03:32]} Bg7 {[%emt 0:01:32]} 18. Qd2 {[%emt 0:03:56]} Nc4 {[%emt 0:02:55]} 19. Bxc4 {[%emt 0:02:43]} dxc4 {[%emt 0:00:24]} 20. Qxd8 {[%emt 0:00:09]} Rxd8 {[%emt 0:00:04]} 21. Nxa5 {[%emt 0:01:21]} Bf8 {[%emt 0:07:42]} 22. Nxc4 {[%emt 0:12:01]} Be6 {[%emt 0:00:02]} 23. Nd2 {[%emt 0:00:23]} c5 {[%emt 0:02:01]} 24. a5 {[%emt 0:03:18]} Ra6 {[%emt 0:00:17]} 25. Nf3 {[%emt 0:00:24]} Rc8 {[%emt 0:00:47]} 26. Red1 {[%emt 0:01:52]} h6 {[%emt 0:00:22]} 27. Nh2 {[%emt 0:02:10]} g5 {[%emt 0:00:19]} 28. Bg3 {[%emt 0:00:14]} Kh7 {[%emt 0:00:14]} 29. Ng4 {[%emt 0:00:37]} Be7 {[%emt 0:00:34]} 30. Ne3 {[%emt 0:00:31]} c4 {[%emt 0:00:46]} 31. Nf5 {[%emt 0:01:06]} Bc5 {[%emt 0:00:14]} 32. Nd6 {[%emt 0:01:45]} Bxd6 {[%emt 0:00:19]} 33. Bxd6 {[%emt 0:00:30]} b6 {[%emt 0:00:43]} 34. axb6 {[%emt 0:00:26]} Rxb6 {[%emt 0:00:01]} 35. Bb4 {[%emt 0:00:10]} Rb7 {[%emt 0:00:51]} 36. f3 {[%emt 0:00:15]} Rd7 {[%emt 0:00:33]} 37. Rxd7 {[%emt 0:00:25]} Bxd7 {[%emt 0:00:01]} 38. Kf2 {[%emt 0:00:20]} Be6 {[%emt 0:00:17]} 39. Rd1 {[%emt 0:00:05]} Kg6 {[%emt 0:00:54]} 40. Rd6 {[%emt 0:00:00]} h5 {[%emt 0:00:00]} 41. g3 {[%emt 0:05:16]} Kh7 {[%emt 0:03:06]} 42. h4 {[%emt 0:01:30]} gxh4 {[%emt 0:00:28]} 43. gxh4 {[%emt 0:00:05]} Rc7 {[%emt 0:06:29]} 44. Rb6 {[%emt 0:01:53]} Rd7 {[%emt 0:01:16]} 45. Rb5 {[%emt 0:03:41]} Rd2+ {[%emt 0:00:26]} 46. Ke3 {[%emt 0:00:19]} Rxb2 {[%emt 0:00:19]} 47. Rxh5+ {[%emt 0:00:05]} Kg6 {[%emt 0:00:12]} 48. Rg5+ {[%emt 0:00:07]} Kh7 {[%emt 0:00:14]} 49. Be7 {[%emt 0:00:35]} Rh2 {[%emt 0:01:14]} 50. Rg1 {[%emt 0:09:26]} f5 {[%emt 0:00:59]} 51. Bf6 {[%emt 0:00:16]} fxe4 {[%emt 0:01:03]} 52. fxe4 {[%emt 0:00:06]} Kh6 {[%emt 0:00:56]} 53. Kf4 {[%emt 0:02:40]} Bf7 {[%emt 0:01:10]} 54. Rg3 {[%emt 0:01:20]} Re2 {[%emt 0:03:09]} 55. Kf5 Rf2+ 56. Ke5 Re2 57. Bg5+ Kg7 58. Kd4 Kh7 59. e5 Re1 60. Bf6 Rd1+ 61. Kc5 Kh6 62. Rg7 Be6 63. Re7 Bg8 64. Re8 Bf7 65. Rh8+ Kg6 66. h5+ Kf5 67. h6 Rd7 68. Rf8 Kg6 69. Bg7 Kh7 70. Rb8 Rd5+ 71. Kb4 Rd7 72. Rb6 Bg8 73. Rd6 Rc7 74. Bf8 Rc8 75. Rd7+ Kh8 76. Bg7+ Kh7 77. Re7 Kg6 78. Rd7 Bf7 79. Rd6+ Kh7 80. e6 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.37"]
[White "Harika, Dronavalli"]
[Black "Gordievsky, Dmitry"]
[Result "*"]
[WhiteElo "2471"]
[BlackElo "2603"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,12,25,35,-12,56]} 1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Be2 Be7 6. g4 {C41: Philidor Defence} g6 (6... Nxg4 $11 7. Rg1 Nf8) {Predecessor:} 7. g5 $146 Nh5 8. h4 c6 9. a3 Qc7 10. Be3 b6 11. Nh2 Ng7 12. f4 Ne6 13. f5 Nxd4 14. Bxd4 exd4 15. Qxd4 Ne5 16. f6 Bf8 17. Nf3 Be6 18. O-O-O O-O-O 19. Nxe5 {1-0 (19) Nepomniachtchi,I (2707)-Vorobiov,E (2597) Moscow 2012} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.38"]
[White "Aravindh, Chithambaram VR."]
[Black "Prithu Gupta"]
[Result "*"]
[ECO "A05"]
[WhiteElo "2601"]
[BlackElo "2470"]
[Annotator "TA"]
[PlyCount "34"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,21,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. e3 b6 5. b3 Bb7 6. Bb2 Nbd7 7. d4 Bd6 8. Bd3 O-O 9. O-O a6 10. Nd2 {E14: Queen's Indian: Classical Variation (4 e3)} (10. Rc1 Qe7 11. cxd5 exd5 12. Ne2 Ne4 13. Qc2 Rac8 14. Ng3 g6 15. Qe2 h5 16. Ne5 Nxe5 17. dxe5 Bxe5 18. Bxe5 Qxe5 19. Nxe4 dxe4 20. Bxa6 Bxa6 21. Qxa6 {½-½ (57) Harikrishna,P (2732)-Navara,D (2727) Prague 2018}) 10... c5 11. cxd5 {Predecessor:} exd5 $146 12. Re1 Re8 13. Bf1 Qc7 14. g3 cxd4 15. exd4 Rxe1 16. Qxe1 Re8 17. Qd1 Nf8 {½-½ (26) Lukov,V (2430)-Psakhis,L (2534) Cappelle-la-Grande 2006} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.38"]
[White "Aravindh, Chithambaram VR."]
[Black "Prithu Gupta"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "2601"]
[BlackElo "2470"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,57,16,47,39,59,64,58,52,56,44,100,80,82,60,69,8,0,0,31,1,37,12,42,36,29,27,39,13,38,16,54,64,95,41,52,27,41,33,181,194,182,191,248,239,285,316,913,897,917,793]} 1. c4 e5 2. g3 c6 3. Nf3 e4 (3... d6 4. Nc3 f5 5. d4 e4 6. Ng5 Nf6 7. Nh3 d5 8. cxd5 Nxd5 9. Nf4 Nxf4 10. Bxf4 Bd6 11. e3 O-O 12. Qb3+ Kh8 13. O-O-O Bxf4 14. gxf4 Qh4 {½-½ (31) Romanov,E (2608)-Moiseenko,A (2640) Tallinn 2019}) 4. Nd4 d5 5. d3 dxc4 6. dxe4 {A20: English Opening: 1...e5} Bc5 $146 ({Predecessor:} 6... Bb4+ 7. Nc3 c5 8. Ndb5 Qxd1+ 9. Kxd1 Bxc3 10. bxc3 Na6 11. Nd6+ {1-0 (57) Micheli,C (2287)-Staub,G (2097) Dresden 2013}) 7. e3 Nf6 8. Nc3 {White is slightly better.} Qe7 9. Bg2 Bb4 (9... O-O $14) 10. Qc2 $16 O-O 11. O-O Re8 12. Nce2 (12. Rd1 $14) 12... Nxe4 $11 13. a3 Bd6 14. Qxc4 Nf6 15. Bd2 Na6 16. Qc2 Nc5 17. Rad1 Bd7 18. Bc1 a5 19. Nc3 g6 {[#]} 20. e4 $1 {[%mdl 512]} Ne6 (20... Ncxe4 21. Bxe4) 21. Nxe6 (21. Nf3 $16 {aiming for e5.} Nc5 22. h3) 21... Bxe6 $14 22. Rfe1 Bc5 23. h3 Nh5 {[#]} (23... Nd7 $14) 24. g4 $1 $18 Ng7 {[#]} 25. e5 $1 {Hoping for Ne4.} Ba7 (25... Qh4 {was called for.} 26. Ne4 Be7) 26. Ne4 Kh8 27. Bg5 Qc7 $2 (27... Qf8 28. Qc3 Rec8) 28. Qc1 h6 29. Nf6 {Accuracy: White = 56%, Black = 27%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.39"]
[White "Kevlishvili, Robby"]
[Black "Donchenko, Alexander"]
[Result "*"]
[ECO "B13"]
[WhiteElo "2463"]
[BlackElo "2600"]
[Annotator "TA"]
[PlyCount "27"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,18,28,16,30,27,39,38,40,44,33]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. h3 e6 {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack} (6... Nf6 7. Nf3 g6 8. Qc2 Bg7 9. O-O O-O 10. Re1 Nh5 11. Be3 a6 12. Nbd2 Nf4 13. Bf1 Bf5 14. Qc1 Nd3 15. Bxd3 Bxd3 {1-0 (45) Aronian,L (2765)-Tari,A (2620) St Petersburg 2018}) 7. Nf3 Bd6 8. O-O Nge7 9. Re1 Ng6 {Predecessor:} 10. Be3 $146 O-O 11. Nbd2 Bd7 12. Ng5 Nce7 13. Nf1 Nf5 14. Bd2 {0-1 (43) Blomqvist,E (2499)-Shengelia,D (2512) Batumi 2018} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.39"]
[White "Kevlishvili, Robby"]
[Black "Donchenko, Alexander"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2463"]
[BlackElo "2600"]
[Annotator "RC"]
[PlyCount "86"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c6 {[%emt 0:00:00]} 2. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 3. exd5 {[%emt 0:00:00]} cxd5 {[%emt 0:00:00]} 4. Bd3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 5. c3 {[%emt 0:00:00]} Qc7 {[%emt 0:00:10]} 6. Ne2 {[%emt 0:00:12]} Bg4 {[%emt 0:00:37]} 7. O-O {[%emt 0:00:18]} e6 {[%emt 0:00:22]} 8. Qe1 {[%emt 0:00:09]} Nf6 {[%emt 0:00:40]} 9. Bg5 {[%emt 0:00:13]} h6 {[%emt 0:00:26]} 10. Bh4 {[%emt 0:00:42]} Bxe2 {[%emt 0:00:21]} 11. Qxe2 {[%emt 0:00:19]} Bd6 {[%emt 0:00:10]} 12. h3 {[%emt 0:18:23]} O-O-O {[%emt 0:00:29]} 13. Na3 {[%emt 0:05:44]} Qe7 {[%emt 0:00:21]} 14. Nc2 {[%emt 0:02:16]} Rhg8 {[%emt 0:14:41]} 15. Ne3 {[%emt 0:06:49]} g5 {[%emt 0:08:37]} 16. Bg3 {[%emt 0:00:16]} h5 {[%emt 0:00:24]} 17. Rae1 {[%emt 0:06:54]} h4 {[%emt 0:09:00]} 18. Be5 {[%emt 0:12:57]} Nd7 {[%emt 0:11:04]} 19. Ng4 {[%emt 0:01:53]} Kb8 {[%emt 0:13:45]} 20. Qe3 {[%emt 0:13:00]} Rdf8 {[%emt 0:17:37]} 21. f4 {[%emt 0:09:48]} gxf4 {[%emt 0:00:19]} 22. Bxd6+ {[%emt 0:00:09]} Qxd6 {[%emt 0:00:04]} 23. Qxf4 {[%emt 0:00:06]} Kc7 {[%emt 0:01:27]} 24. Re2 {[%emt 0:03:40]} f5 {[%emt 0:05:31]} 25. Qxd6+ {[%emt 0:02:18]} Kxd6 {[%emt 0:00:02]} 26. Nh2 {[%emt 0:00:11]} Nf6 {[%emt 0:03:19]} 27. Rfe1 {[%emt 0:08:22]} Ne4 {[%emt 0:02:43]} 28. Nf3 {[%emt 0:00:09]} Rf6 {[%emt 0:04:38]} 29. Kh2 {[%emt 0:00:26]} Rh6 {[%emt 0:00:31]} 30. Re3 {[%emt 0:02:18]} Rg7 {[%emt 0:02:46]} 31. Rf1 {[%emt 0:01:22]} Ne7 {[%emt 0:01:32]} 32. c4 {[%emt 0:03:43]} Ng6 {[%emt 0:01:03]} 33. cxd5 {[%emt 0:00:06]} exd5 {[%emt 0:00:52]} 34. Ng1 {[%emt 0:00:07]} Rh5 {[%emt 0:00:53]} 35. Be2 {[%emt 0:03:40]} Rg5 {[%emt 0:00:42]} 36. Ra3 {[%emt 0:00:47]} Nf4 {[%emt 0:00:39]} 37. Bf3 {[%emt 0:00:38]} Rxg2+ {[%emt 0:00:45]} 38. Bxg2 {[%emt 0:00:09]} Rxg2+ {[%emt 0:00:04]} 39. Kh1 {[%emt 0:00:08]} Ng3+ {[%emt 0:00:23]} 40. Rxg3 {[%emt 0:00:00]} hxg3 {[%emt 0:00:00]} 41. Nf3 {[%emt 0:01:29]} Rxb2 {[%emt 0:00:31]} 42. Rg1 {[%emt 0:00:30]} g2+ {[%emt 0:01:02]} 43. Kh2 {[%emt 0:01:09]} Rxa2 {[%emt 0:02:45]} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.20"]
[Round "1.40"]
[White "Svane, Rasmus"]
[Black "Flom, Gabriel"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2599"]
[BlackElo "2460"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,77,29,23,53,47,53,41,58,29,58,27,38,15,14,11,21,14,28,27,28,33,35,22,24,20,45,31,31,17,21,13,22,19,20,15,39,33,39,35,25,22,288,288,358,353,356,344,349,332,570,569,570,571,558,551,539,532,583,577,576,576,569,564,562,560,579,579,568,564]} 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be3 a6 6. Bd3 {LiveBook: 38 Games. B08: Pirc Defence: Classical System} Nc6 7. d5 Ne5 8. Nxe5 {White is slightly better.} dxe5 9. O-O $146 ({Predecessor:} 9. Qe2 e6 10. O-O-O O-O 11. dxe6 Bxe6 12. Bc5 Re8 {1-0 (45) Semrl,M (2539)-Mathe,I (2414) ICCF email 2007}) 9... O-O 10. Qe2 e6 {[%cal Re6d5]} 11. Bc5 Re8 {[%cal Re6d5]} 12. Bc4 exd5 13. Bxd5 Nd7 14. Be3 c6 15. Bb3 Qe7 16. Rfd1 b5 17. a4 {[%cal Ra4b5]} Bb7 18. Qf3 Nf6 19. h3 Rad8 20. Rxd8 Rxd8 21. axb5 axb5 22. Ra7 $36 {[%mdl 2048] White fights for an advantage.} Ra8 23. Bc5 Qd7 24. Rxa8+ Bxa8 25. Na2 Qd2 $2 {[%mdl 8192] [#]} (25... Nh5 $11 {and Black stays safe.}) 26. Bxf7+ $1 $18 {[%mdl 512]} Kxf7 27. Qb3+ Nd5 28. exd5 Qxd5 {[#]} 29. Qa3 $1 Bb7 $2 (29... Qd1+ 30. Kh2 Qd8 31. Qa7+ Kg8) 30. Nc3 {White is clearly winning.} Qd7 31. Qa2+ Qe6 {and if ...Qxa2 works, Black does fine.} 32. Qa7 Qd7 33. Ne4 Bc8 {intending ...Qxa7.} 34. Qa2+ Qd5 35. Qxd5+ cxd5 36. Nd6+ Ke6 37. Nxc8 d4 38. f3 Kd5 39. Ba3 {Precision: White = 85%, Black = 48%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.19"]
[Round "1.40"]
[White "Svane, Rasmus"]
[Black "Flom, Gabriel"]
[Result "*"]
[ECO "A04"]
[WhiteElo "2599"]
[BlackElo "2460"]
[Annotator "ChessBase"]
[PlyCount "18"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. g3 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 3. Bg2 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 4. c4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 5. cxd5 {[%emt 0:00:00]} Nxd5 {[%emt 0:00:00]} 6. Nc3 {[%emt 0:00:00]} Nxc3 {[%emt 0:00:24]} 7. bxc3 {[%emt 0:00:00]} e5 {[%emt 0:00:03]} 8. O-O {[%emt 0:00:17]} Be7 {[%emt 0:00:10]} 9. Rb1 {[%emt 0:16:15]} O-O {[%emt 0:02:32]} *

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.1"]
[White "Lupulescu, Constantin"]
[Black "Fedoseev, Vladimir"]
[Result "1/2-1/2"]
[ECO "D61"]
[WhiteElo "2610"]
[BlackElo "2715"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,101,47,40,36,36,62,-2,-8,-9,-5,-11,0,-5,0,-7,0,-6,8,0,0,0,24,20,30,23,16,8,20,-5,-2,-2,-2,-2,-4,-5,0,0,0,-2,0,0,0,0,0,0,0,0,0,0,0,-22,0,-44,5,-8,0,-8,-8,-8,-8,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Nbd7 5. Bg5 Be7 6. e3 O-O 7. Qc2 c6 8. Bd3 h6 9. Bh4 a6 10. O-O dxc4 11. Bxc4 b5 12. Be2 Bb7 {D61: Queen's Gambit Declined: Classical: 7 Qc2} 13. Rfd1 Rc8 14. a3 (14. Ne5 $1 $14) 14... c5 $11 15. dxc5 Rxc5 16. b4 Rc8 17. Qb2 Qe8 $146 ({Predecessor:} 17... Nd5 18. Bxe7 Qxe7 19. Nxd5 Bxd5 20. Rd4 {1-0 (45) Komov,R (2130)-Bulchaev,N (2089) Krasnoyarsk 2016}) 18. a4 bxa4 19. Rxa4 Rc6 20. Ra3 Rb6 {[#] White must now prevent ...Bxf3.} 21. Rb3 g5 22. Bg3 Nd5 23. Ne5 {Strongly threatening Nxd7.} (23. Rd4 {keeps more tension.} Bc6 24. e4 Nf4 25. Bxf4 gxf4 26. Qd2) 23... Nxe5 24. Bxe5 {Threatening b5.} Nxc3 25. Qxc3 Qc6 26. Qxc6 Bxc6 27. Bd4 $132 {[%mdl 2048] White is not holding back} Rbb8 {Hoping for ...Ba4.} 28. Ra1 Bb5 29. Bxb5 axb5 30. Bc5 Bxc5 (30... Ra8 {with more complications.} 31. Rab1 Rfe8 32. Bxe7 Rxe7 33. Rc3 Rd7) 31. bxc5 {[%mdl 4096] Endgame KRR-KRR} Rfc8 32. Rc1 Rc6 33. g4 Kf8 34. Kg2 Ke7 35. Kg3 Kd7 36. h4 Kc7 37. Rd3 f6 38. Rd4 {The position is equal.} e5 39. Rd2 Ra6 40. hxg5 hxg5 41. Kf3 Ra4 42. Rd6 e4+ 43. Kg3 Rc4 $1 {[%cal Rc4c1]} 44. Rh1 Rxc5 45. Rxf6 {[#] Rh7+ would kill now.} Rc6 46. Rf7+ Kb6 47. Rf5 Rc5 48. Rh6+ Rc6 49. Rh1 Rc5 50. Rh6+ Rc6 51. Rh1 {Accuracy: White = 58%, Black = 56%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.2"]
[White "Deac, Bogdan-Daniel"]
[Black "Mamedov, Rauf"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2603"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 34,98,16,8,15,9,15,14,14,11,22,15,27,23,28,8,8,8,9,9,9,9,15,14,15,15,15,15,15,15,15,10,29,25,25,15,15,15,15,15,29,29,29,30,30,30,30,30,30,30,30,19,19,24,25,25,27,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Rb8 12. Nc2 Bg5 13. a4 bxa4 {B33: Sicilian: Pelikan and Sveshnikov Variations} 14. Ncb4 Nxb4 15. cxb4 Bd7 16. Bxa6 O-O 17. O-O Bc6 (17... Qe8 18. b3 axb3 19. Qxb3 Bd8 20. Bc4 Kh8 21. Ra2 {½-½ (30) Karjakin,S (2773)-Dubov,D (2666) Tbilisi 2017}) 18. Bc4 {LiveBook: 3 Games} Bxd5 19. Bxd5 Rxb4 20. Rxa4 Rxb2 21. Ra7 Qf6 22. Rd7 $146 ({Predecessor:} 22. g3 g6 23. Qa1 {½-½ (40) Garcia Martinez,S (2378)-Gongora Reyes,M (2417) Havana 2001}) 22... Kh8 23. Qa1 Rbb8 24. Qa7 Bd2 25. Rxf7 Rxf7 26. Qxb8+ Rf8 27. Qb3 g6 28. g3 Qf3 29. Qxf3 Rxf3 $11 {[%mdl 4096] Endgame KRB-KRB} 30. Rb1 h5 31. Rb8+ Kg7 32. Rb7+ Kf8 33. Kg2 Rf6 $1 34. Rb3 Be1 35. f3 Kg7 36. Rb7+ Kf8 37. Kf1 Bc3 38. Ke2 Bd4 39. h3 Bc5 40. Rh7 Ba3 41. h4 Bc1 42. g4 Rf4 43. gxh5 gxh5 44. Rxh5 Kg7 45. Rg5+ Kh6 {The position is equal.} 46. Rg4 Kh5 47. Rg1 Ba3 48. Rg7 Kxh4 49. Rf7 Rxf7 {Precision: White = 62%, Black = 76%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.3"]
[White "Inarkiev, Ernesto"]
[Black "Esipenko, Andrey"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "2692"]
[BlackElo "2603"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,93,0,0,0,0,0,-13,0,-17,-6,-8,17,19,16,9,9,24,19,1,18,8,11,9,22,0,0,-8,0,-11,-14,-22,-23,-34,-6,-23,-21,-19,-16,-23,-1,-25,0,0,0,0,0,0,0,0,0,0,6,5,8,7,7,5,5,5,8,6,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 c5 2. Nf3 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nb4 6. Bc4 Nd3+ 7. Ke2 Nf4+ 8. Kf1 Nd3 9. Ke2 Nf4+ {A34: Symmetrical English: 2 Nc3, lines with ...d5} 10. Kf1 {aiming for d4.} Nd3 11. Qe2 Nxc1 12. Rxc1 e6 13. Bb5+ $146 ({Predecessor:} 13. h4 a6 14. e5 Nc6 15. Rh3 b5 16. Bd3 Bb7 17. Be4 {½-½ (37) Aronian,L (2785)-So,W (2794) London 2016}) 13... Bd7 14. g3 Be7 15. Kg2 O-O 16. Rhd1 a6 17. Bxd7 Nxd7 {[%cal Bb8d7,Bd7b6,Bb6c4][%mdl 32]} 18. d4 cxd4 $1 19. Rxd4 Qe8 $1 20. e5 Rc8 21. Rcd1 Nb6 22. Re4 Qc6 23. Nd4 Qc7 24. Rc1 Rfe8 25. Rc2 Qd7 26. Rd2 Nc4 27. Rd3 {Black must now prevent Ndb5.} Qc7 28. a4 Red8 29. Ndb5 {The position is equal.} axb5 30. Nxb5 Qc5 {[#] Strongly threatening ...Rxd3.} 31. b4 $1 {[%mdl 512]} Qxb4 32. Rxd8+ Bxd8 {[#]} 33. Nd6 $1 {[%cal Rd6c8][%mdl 512]} Rc7 {And now ...Qd2 would win.} (33... f5 {is interesting.} 34. Rxc4 Rxc4 35. Qxc4 Qxc4 36. Nxc4 Be7) (33... Nxd6 34. Rxb4) 34. Rxc4 Rxc4 35. Qxc4 Qxc4 36. Nxc4 $11 {[%mdl 4096] Endgame KB-KN} Kf8 37. Kf3 Be7 38. Na5 b6 39. Nc6 Bc5 40. a5 bxa5 41. Nxa5 h5 42. h3 Bd4 43. Nc6 Bc5 44. Na5 Bd4 45. Nc6 Bc5 46. Na5 Bd4 47. Nc6 {Accuracy: White = 65%, Black = 80%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.4"]
[White "Aravindh, Chithambaram VR."]
[Black "Safarli, Eltaj"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2601"]
[BlackElo "2681"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,85,12,6,4,28,9,18,10,15,19,12,12,12,11,11,9,10,0,10,13,12,12,14,0,0,0,0,-14,0,0,0,0,31,0,0,0,0,0,0,0,0,-50,0,-9,-8,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,29960,29960,29954,29943]} 1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. c4 d5 5. cxd5 Qxd5 6. Nc3 {A45: Trompowsky Attack} Bb4 (6... Qd8 7. e3 Be7 8. Bc4 c6 9. Nge2 Bd6 10. h4 h5 11. Qc2 Nd7 12. O-O-O {1-0 (59) Duda,J (2737)-Grischuk,A (2766) chess.com INT 2018}) 7. Qa4+ {[%mdl 64] Double Attack} Nc6 {[#]} 8. Qxb4 $1 {[%mdl 512] The position is equal.} Nxb4 9. Nxd5 Nxd5 10. Rc1 $146 ({Predecessor:} 10. e4 Ne7 11. Bc4 c6 12. Ne2 {1-0 (36) Ayas Fernandez,A (2310)-Martinez Martinez,J (2050) Vilanova 1994}) 10... c6 11. e3 Be6 12. a3 f5 13. Ne2 O-O-O 14. g3 g5 15. Bg2 Kb8 16. Rc5 Nb6 17. h4 h6 18. Nc1 Na4 19. Rc2 f4 20. hxg5 fxe3 21. fxe3 (21. gxh6 {with more complications.} exf2+ 22. Kxf2 Rxd4 23. Bf3 Kc7 24. Rh5) 21... hxg5 22. Rxh8 Rxh8 23. Nd3 Nb6 24. Nc5 Nd5 25. Kd2 ({But not} 25. Nxe6 Nxe3 26. Re2 Nxg2+ 27. Kf1 fxe6 $17) 25... Nf6 26. e4 Rh2 27. Kc3 b6 28. Nxe6 fxe6 $11 {[%mdl 4096] Endgame KRB-KRN} 29. e5 Nd5+ 30. Bxd5 Rxc2+ 31. Kxc2 exd5 {KP-KP} 32. b4 Kc7 33. a4 a5 $1 34. bxa5 bxa5 35. Kd3 {aiming for Ke2.} Kd7 36. Ke3 {next Kf3 is good for White.} Ke6 37. Ke2 c5 38. dxc5 {Threatening mate with c6.} Kxe5 39. Ke3 d4+ 40. Kd3 Kd5 41. c6 $1 {[%cal Rc6c7] Intending c7 and mate.} Kxc6 $2 {[%mdl 8192] [#]} (41... Kd6 $11) 42. Kxd4 Kd6 43. Kc4 {Accuracy: White = 55%, Black = 66%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.5"]
[White "Sasikiran, Krishnan"]
[Black "Svane, Rasmus"]
[Result "1-0"]
[ECO "C89"]
[WhiteElo "2678"]
[BlackElo "2599"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,89,12,12,12,10,7,16,6,8,4,15,6,27,26,40,25,36,40,38,48,46,48,68,68,71,69,62,73,110,106,94,94,103,88,135,135,249,278,246,222,205,195,201,193,185,178,177,171,233,247,328,317,349,348,342,342,342,342,349,366,453,452,446,450,618,610,1022,1036,997,1008,1018,998,29971,6395]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. d4 exd4 10. e5 {C89: Closed Ruy Lopez: Marshall Attack} Ne4 $1 11. cxd4 Bg4 (11... Bf5 12. Nc3 Nxc3 13. bxc3 Na5 14. Bc2 Bxc2 15. Qxc2 Nc4 16. a4 Qd7 17. Bg5 bxa4 18. Rxa4 {0-1 (54) Hou,Y (2680)-Matlakov,M (2718) Wijk aan Zee 2018}) 12. Nc3 {The position is equal.} Nxc3 13. bxc3 Qd7 14. Bc2 Bf5 15. Bg5 Rab8 16. Bxe7 $146 ({Predecessor:} 16. Qb1 Bxc2 17. Qxc2 Na5 18. Bxe7 Qxe7 {½-½ (32) Kazakos,E (1981)-Turova,I (2387) Rethymno 2009}) 16... Nxe7 17. Nd2 Bxc2 18. Qxc2 Rb6 19. Nb3 Ng6 20. Nc5 Qc8 21. Qd2 Re8 22. a4 Nf8 23. axb5 axb5 24. f4 Qf5 25. Ra7 c6 26. Qd3 Qg4 (26... g6 $16 {keeps fighting.}) 27. h3 $18 Qh4 28. Rf1 Rbb8 29. Kh2 Ra8 30. Rc7 $40 {[%mdl 128] White goes for the king.} Rec8 31. Rxc8 Rxc8 32. f5 Re8 (32... Ra8 {is a better defense.} 33. f6 Qg5) 33. Qe3 h6 34. Rf4 Qg5 35. h4 Qh5 36. Qe1 f6 37. e6 {[#] Threatens to win with g4.} Re7 38. Qg3 Kh7 39. Rf3 Ra7 40. Nd3 Qe8 41. Qd6 g6 42. fxg6+ Nxg6 43. Rxf6 Rg7 44. Nf4 {[#] Black must now prevent Rxg6.} Ne7 45. Qe5 {Accuracy: White = 96%, Black = 49%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.6"]
[White "Donchenko, Alexander"]
[Black "Ganguly, Surya Shekhar"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2600"]
[BlackElo "2636"]
[Annotator "ChessBase"]
[PlyCount "60"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:00]} d5 {[%emt 0:00:10]} 2. g3 {[%emt 0:00:00]} Nf6 {[%emt 0:01:02]} 3. Bg2 {[%emt 0:00:11]} e6 {[%emt 0:00:09]} 4. O-O {[%emt 0:00:21]} Be7 {[%emt 0:00:06]} 5. c4 {[%emt 0:00:25]} O-O {[%emt 0:00:09]} 6. d4 {[%emt 0:00:11]} dxc4 {[%emt 0:00:07]} 7. Qc2 {[%emt 0:00:29]} c6 {[%emt 0:00:17]} 8. Qxc4 {[%emt 0:02:16]} b5 {[%emt 0:00:06]} 9. Qc2 {[%emt 0:01:14]} Bb7 {[%emt 0:00:09]} 10. Rd1 {[%emt 0:01:19]} Nbd7 {[%emt 0:00:08]} 11. Nc3 {[%emt 0:02:03]} b4 {[%emt 0:23:23]} 12. Na4 {[%emt 0:07:02]} Qa5 {[%emt 0:00:21]} 13. Ne1 {[%emt 0:22:04]} Ba6 {[%emt 0:13:16]} 14. Nd3 {[%emt 0:03:33]} Bxd3 {[%emt 0:07:35]} 15. Rxd3 {[%emt 0:00:08]} Rac8 {[%emt 0:00:04]} 16. Be3 {[%emt 0:14:54]} Nd5 {[%emt 0:04:32]} 17. Bd2 {[%emt 0:00:54]} c5 {[%emt 0:11:09]} 18. dxc5 {[%emt 0:01:05]} Nxc5 {[%emt 0:04:27]} 19. Nxc5 {[%emt 0:00:16]} Bxc5 {[%emt 0:00:33]} 20. Qb3 {[%emt 0:00:46]} Qb6 {[%emt 0:00:22]} 21. Be1 {[%emt 0:02:18]} Nf6 {[%emt 0:01:23]} 22. h3 {[%emt 0:02:58]} h6 {[%emt 0:05:29]} 23. Rad1 {[%emt 0:06:00]} a5 {[%emt 0:00:34]} 24. a3 {[%emt 0:11:25]} Rfd8 {[%emt 0:02:22]} 25. Rxd8+ {[%emt 0:02:18]} Rxd8 {[%emt 0:00:09]} 26. Rc1 {[%emt 0:01:36]} Qb5 {[%emt 0:05:49]} 27. Kf1 {[%emt 0:09:46]} a4 {[%emt 0:03:32]} 28. Qc4 {[%emt 0:00:21]} Qxc4 {[%emt 0:00:07]} 29. Rxc4 {[%emt 0:00:05]} bxa3 {[%emt 0:00:27]} 30. bxa3 {[%emt 0:00:15]} Bxa3 {[%emt 0:00:09]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.7"]
[White "Alekseenko, Kirill"]
[Black "Narayanan.S.L"]
[Result "0-1"]
[ECO "C88"]
[WhiteElo "2634"]
[BlackElo "2593"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,114,-12,0,-2,-10,-7,0,-7,17,8,20,10,74,72,58,58,70,60,72,62,55,66,53,64,85,88,165,149,426,399,422,412,406,439,440,440,425,414,411,405,409,301,287,288,277,297,560,558,495,489,587,200,196,197,399,415,381,202,194,181,186,233,246,232,182,238,204,0,0,0,0,0,0,-342,0,-497,-477,-260,-267,-617,-562,-1102,-963,-29969,-29971,-29969,-29967,-29962,-29946,-5905,-5696]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 b4 9. d3 d6 10. a5 Rb8 11. Nbd2 Be6 12. Bxe6 {C88: Closed Ruy Lopez: Anti-Marshall Systems} fxe6 13. Nc4 Nd7 {[#] LiveBook: 3 Games} 14. h3 $146 {The position is equal.} ({Predecessor:} 14. c3 Rb5 15. d4 bxc3 16. bxc3 exd4 17. Nxd4 Nxd4 18. cxd4 Qe8 {0-1 (31) Grigoriants,S (2561)-Kravtsiv,M (2672) Riadh 2017}) 14... Rb5 15. Bd2 Nc5 16. Be3 Nb7 17. c3 bxc3 18. bxc3 Bf6 (18... Qd7 $11 {remains equal.}) 19. Na3 $16 Rxa5 20. Nd2 Bg5 $1 21. Bxg5 $1 Qxg5 22. Ndc4 $1 Qf6 23. Nxa5 Qxf2+ (23... Ncxa5 $6 24. f3 $18) 24. Kh1 Nbxa5 25. Nc2 Qc5 (25... h6 $16) 26. Qg4 $36 {[%mdl 3072] Black must now prevent Rf1. White has strong compensation. White is really pushing.} Rf6 $2 {[%mdl 8192]} (26... Nd8 $16) 27. Rf1 $18 Rg6 28. Qf3 $1 {[%csl Gf1][%cal Rf3f8]} Rf6 29. Qh5 Rg6 30. Rf3 (30. Qf3 Rf6 $16) 30... Nb8 ({Worse is} 30... Qxc3 31. Raf1 h6 32. Qxg6 Qxc2 33. Rf8#) 31. d4 Qb5 32. Qh4 {Qd8+ would kill now.} Nac6 33. Raf1 {[%csl Gf1][%cal Rf3f8]} h6 34. d5 $1 {[%cal Rd5c6]} exd5 35. Ne3 d4 $2 (35... Nd7 36. exd5 e4) 36. c4 Qb2 37. Ng4 Nd7 {[#]} 38. Rg3 $2 (38. Nxh6+ $1 {[%mdl 512]} Rxh6 39. Qg4) 38... Qd2 {[#] With the idea ...Qg5.} 39. Rf5 $1 a5 $2 (39... d3 {was worth a try.}) 40. Kh2 a4 {[#]} 41. Nf6+ $1 {[%mdl 512]} Rxf6 (41... Nxf6 42. Rxg6) 42. Rxf6 Qg5 (42... Nxf6 $2 {too greedy.} 43. Qxf6 Qg5 44. Qe6+ Kh7 45. Rxg5 $18) 43. Rxg5 hxg5 44. Qg4 {Intending Qe6+ and mate.} Nxf6 45. Qc8+ Kh7 {Strongly threatening ...d3.} 46. Qa6 $2 ({White must play} 46. Qxc7 $18 Nb4 47. Qxd6) 46... Nb4 $11 47. Qxa4 Nd3 48. Qc6 Nc5 49. Qxc7 $2 {[%mdl 8192]} (49. Kg1 $1 $11) 49... Nfxe4 $2 ({Black should try} 49... Ncxe4 $19 50. Kg1 g4) 50. h4 $2 {[%mdl 8192]} (50. Qf7 $11) 50... gxh4 $19 51. Qf7 Kh6 52. Kg1 $2 (52. Qe7 g5 53. Qf7) 52... d3 {[%cal Bd4d3,Bd3d2][%mdl 32]} 53. Qf8 d2 54. Qh8+ Kg6 55. Qe8+ Kg5 56. Qd8+ Kg4 57. Qc8+ Kf4 {Precision: White = 61%, Black = 56%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.8"]
[White "Nihal Sarin"]
[Black "Indjic, Aleksandar"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "2578"]
[BlackElo "2630"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,67,50,40,30,45,6,42,22,24,13,53,57,52,64,70,62,70,45,60,60,51,49,66,39,43,54,50,8,7,0,16,0,316,281,443,428,441,440,425,417,947,919,1019,1006,2334,2295]} 1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. g3 g6 5. d4 cxd4 6. Nxd4 Bg7 7. Bg2 O-O 8. O-O Qa5 9. e3 d6 {A39: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3 Nf6 6 0-0 0-0 7 d4} 10. Bd2 Qa6 11. b3 Bg4 12. Qe1 Rac8 {LiveBook: 3 Games} 13. h3 Bd7 14. Qe2 Rfd8 15. Rfe1 e6 16. Rac1 {[#]} Be8 $146 ({Predecessor:} 16... d5 17. cxd5 Qxe2 18. Rxe2 Nxd4 19. exd4 Nxd5 20. Nxd5 exd5 21. Bxd5 Bxd4 22. Rxc8 Bxc8 {½-½ (32) Radjabov,T (2724)-Bacrot,E (2720) Tromsoe 2014}) 17. Nxc6 Bxc6 18. e4 Qb6 19. Be3 Qa5 20. Bd4 Nh5 21. Bxg7 Kxg7 22. Red1 a6 23. Kh2 Nf6 24. Qb2 e5 25. f4 exf4 26. gxf4 Qh5 27. Rd4 g5 $2 {[%mdl 8192]} (27... b5 $11 {and Black has nothing to worry.}) 28. Nd5 Qh4 (28... Nxd5 {was necessary.} 29. Rxd5+ (29. cxd5 Bd7 $18) 29... Kf8) 29. Rf1 $18 g4 ({Much worse is} 29... Bxd5 30. Rxd5 gxf4 31. Rf5) 30. Ne7 {[#] Nf5+ is the strong threat.} Bd7 {[%cal Rg4h3]} 31. e5 ({Less strong is} 31. Nxc8 gxh3 32. Bf3 (32. Kg1 Bxc8 33. Bf3 Qxf4 $16) 32... Qxf4+ 33. Kh1 Bxc8 $18) 31... gxh3 (31... Nh5 $142) 32. exf6+ {White is clearly winning.} Qxf6 33. Bxb7 Rb8 34. Nd5 {Precision: White = 55%, Black = 45%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.9"]
[White "Sarana, Alexey"]
[Black "Yuffa, Daniil"]
[Result "1/2-1/2"]
[ECO "E68"]
[WhiteElo "2630"]
[BlackElo "2578"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,85,-5,0,-2,0,-17,0,-19,-14,-26,-16,-24,-8,-29,-29,-6,52,60,54,52,31,17,27,0,0,0,0,0,0,0,0,-16,-14,-129,-130,-230,-228,-218,-183,-175,-2,-31,-33,-40,-51,-39,-17,-21,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O Nbd7 7. Nc3 e5 8. e4 Re8 9. Re1 exd4 10. Nxd4 Nc5 11. h3 Bd7 12. Nb3 Na4 13. Nxa4 {E68: King's Indian: Fianchetto: 6...Nbd7 7 0-0 e5 8 e4} Bxa4 14. Qc2 (14. e5 Rxe5 15. Bxb7 Rxe1+ 16. Qxe1 Rb8 17. Bg2 Nd7 18. Be3 c5 19. Qe2 Ne5 20. Rd1 Qc7 {½-½ (44) Psakhis,L (2515)-Smirin,I (2668) Israel 2017}) 14... Nd7 15. Be3 Qf6 $146 ({Predecessor:} 15... a6 16. Rad1 Qe7 17. Rd2 Rab8 18. Qb1 Ne5 19. Rc1 {½-½ (19) Schwalfenberg,J (2324)-Mandel,A (2400) Germany 2006}) 16. Re2 c5 17. f4 Qe6 18. Bf2 b5 19. cxb5 $1 c4 (19... Rac8 $11) 20. Nd4 $1 $14 {[%cal Rd4e6]} Bxd4 $1 21. Qxa4 Bxf2+ 22. Rxf2 {next f5 is good for White.} Nc5 23. Qd1 Nxe4 24. Bxe4 Qxe4 25. Qxd6 Rad8 26. Qc5 h5 27. Kh2 h4 {Strongly threatening ...hxg3+.} 28. gxh4 (28. Rg1 $11) 28... Rd2 $1 $17 29. Kg1 {[#]} (29. Rxd2 $17 Qxf4+ {[%mdl 64] Double Attack} 30. Kg1 Qxd2 31. Rf1) 29... Qd3 $1 $19 {[%cal Rd3g3]} 30. Rxd2 Qxd2 {[%mdl 4160] Endgame Double Attack. KQR-KQR} 31. Rf1 ({Don't go for} 31. Qxa7 $2 c3 $19) ({Avoid the trap} 31. Qxc4 $2 Qe3+ 32. Kh2 Qf2+ 33. Kh1 Qf3+ 34. Kh2 Re2+ 35. Qxe2 Qxe2+ 36. Kg1 Qe3+ 37. Kg2 Qxf4 $19) 31... Qxb2 $2 (31... Qd3 $19 32. Kg2 Re3 33. Qc8+ Kg7) 32. Qxc4 Re3 33. Qc8+ Kg7 {[#] ( -> ...Rg3+)} 34. Qg4 Qxb5 {Black wants to play ...Qd3.} 35. Rf2 {The position is equal.} Qd3 36. Kh2 Qd4 37. h5 Rxh3+ 38. Kxh3 Qxf2 39. hxg6 fxg6 $11 {KQ-KQ} 40. Qd7+ Kh6 41. Qf7 Qf3+ 42. Kh4 Qf2+ 43. Kh3 {Accuracy: White = 48%, Black = 52%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.10"]
[White "Kulaots, Kaido"]
[Black "Grachev, Boris"]
[Result "1/2-1/2"]
[ECO "B46"]
[WhiteElo "2542"]
[BlackElo "2626"]
[Annotator "ChessBase"]
[PlyCount "46"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 3. d4 {[%emt 0:00:12]} cxd4 {[%emt 0:00:00]} 4. Nxd4 {[%emt 0:00:06]} Nc6 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:29]} a6 {[%emt 0:00:00]} 6. Be3 {[%emt 0:00:35]} Nf6 {[%emt 0:00:10]} 7. a3 {[%emt 0:00:51]} Be7 {[%emt 0:01:31]} 8. f4 {[%emt 0:00:35]} d5 {[%emt 0:00:09]} 9. e5 {[%emt 0:00:35]} Nd7 {[%emt 0:00:05]} 10. g3 {[%emt 0:06:36]} Qc7 {[%emt 0:10:32]} 11. Qd2 {[%emt 0:05:41]} b5 {[%emt 0:18:43]} 12. Nxc6 {[%emt 0:07:17]} Qxc6 {[%emt 0:00:13]} 13. Bg2 {[%emt 0:00:55]} Nb6 {[%emt 0:07:15]} 14. b3 {[%emt 0:05:22]} b4 {[%emt 0:02:39]} 15. Ne2 {[%emt 0:01:06]} bxa3 {[%emt 0:01:55]} 16. Nd4 {[%emt 0:00:07]} Qc7 {[%emt 0:01:18]} 17. O-O {[%emt 0:04:20]} O-O {[%emt 0:00:35]} 18. g4 {[%emt 0:17:00]} Bd7 {[%emt 0:16:31]} 19. f5 {[%emt 0:08:38]} exf5 {[%emt 0:05:26]} 20. Nxf5 {[%emt 0:02:37]} Bc5 {[%emt 0:01:41]} 21. Kh1 {[%emt 0:02:48]} Bxe3 {[%emt 0:02:19]} 22. Qxe3 {[%emt 0:00:31]} Rae8 {[%emt 0:03:49]} 23. Nxg7 {[%emt 0:08:10]} Kxg7 {[%emt 0:16:16]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.11"]
[White "Liu, Yan"]
[Black "Firouzja, Alireza"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2498"]
[BlackElo "2618"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,81,19,6,10,0,-7,-4,-2,-2,0,0,0,0,0,0,0,0,16,0,0,0,0,0,0,0,12,12,13,14,14,14,14,12,14,14,14,14,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,43,43,37,0,6,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d5 6. d4 Nc6 7. Nbd2 a5 {[%cal Ba7a5,Ba5a4][%mdl 32] D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} 8. b3 Ne4 (8... a4 9. bxa4 dxc4 10. Nxc4 Be6 11. Nce5 Nxe5 12. Nxe5 c6 13. Rb1 Ra7 14. Ba3 Bxa2 15. Rb2 {1-0 (25) Cheparinov,I (2709)-Salgado Lopez,I (2629) Skopje 2018}) 9. Bb2 {LiveBook: 5 Games} a4 $146 {[#] ...a3 is the strong threat.} ({Predecessor:} 9... e6 10. Nxe4 dxe4 11. Ne5 f5 12. Nxc6 bxc6 13. Qc2 Re8 14. Rad1 Qe7 15. f3 exf3 16. exf3 {1-0 (24) Xu,X (2543)-Chen,R (2309) Tarvisio 2017}) 10. Nxe4 dxe4 11. Ne5 Nxe5 12. dxe5 Bf5 13. Qc1 axb3 14. axb3 Rxa1 15. Bxa1 Qa8 16. Qe3 Qa2 17. Bxe4 Bxe4 18. Qxe4 Qxb3 19. Rb1 Qa4 20. Bc3 b6 21. Ra1 Qd7 22. Ra7 Rc8 23. Kg2 e6 24. Bd4 Qe8 25. Qb7 h5 26. h4 Bh6 27. f4 Bf8 28. Bf2 Kg7 29. Bg1 Bb4 30. Bf2 Bc3 31. Kf3 Bd2 32. Kg2 Bb4 33. Kf3 Bc5 34. Bxc5 bxc5 $11 {[%mdl 4096] Endgame KQR-KQR} 35. Ra3 Kh6 36. Kf2 Kg7 37. Rd3 Rd8 {The position is equal.} 38. Qxc7 Rxd3 $1 39. exd3 Qa4 40. Qxc5 {[#] Hoping for Qe3.} Qc2+ 41. Kg1 {Precision: White = 76%, Black = 87%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.12"]
[White "Harika, Dronavalli"]
[Black "Martirosyan, Haik M."]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2471"]
[BlackElo "2616"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,99,52,64,39,58,52,52,51,55,49,57,60,45,14,27,2,9,10,11,5,20,1,0,0,5,0,0,0,0,-7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,12,8,12,8,27,0,0,0,0,0,0,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. c4 Nf6 6. Nc3 dxc4 7. Bxc4 O-O 8. O-O Bg4 9. h3 Bh5 10. Re1 {D20: Queen's Gambit Accepted: 3 e3 and 3 e4} (10. g4 Bg6 11. Ne5 Ne4 12. f4 Nxc3 13. bxc3 Be4 14. Qe2 Bc6 15. f5 Qh4 16. Kh2 Nd7 17. Bf4 Nb6 18. Bb3 Nd5 19. Bg3 {½-½ (47) Potkin,V (2682)-Ponkratov,P (2582) Taganrog 2011}) 10... Nbd7 11. g4 Bg6 12. Ne5 $146 {White is slightly better.} ({Predecessor:} 12. Bg5 c6 13. Bf1 Qb6 14. d5 cxd5 15. Nxd5 Nxd5 16. Qxd5 Bc5 17. Qxd7 Bxf2+ {0-1 (38) Schinke,A-Mitscherling,A Mecklenburg VP 1999}) 12... c5 13. Nxg6 hxg6 14. dxc5 Bxc5 15. Be3 Qa5 16. Qa4 Qxa4 17. Nxa4 Bxe3 18. Rxe3 Rfe8 19. Rae1 {Threatening Re7.} Rxe3 20. Rxe3 Rc8 21. Bb3 Kf8 22. Nc3 Nc5 23. Nd5 Rd8 24. Nxf6 gxf6 $11 {[%mdl 4096] Endgame KRB-KRN} 25. Bc4 a5 26. b3 Rd2 27. Re2 Rd4 28. f3 g5 29. Kf2 Rd1 30. Re1 Rd8 31. Kg3 Rd2 32. Re2 Rd1 33. f4 b6 {The position is equal.} 34. fxg5 fxg5 35. Kg2 f6 36. Kh2 Rd4 37. Bb5 (37. Kg2 {looks sharper.} Ne4 38. Kf3 Nd6 39. Ke3 Rd1 40. Bd3) 37... Re4 (37... Ne4 {keeps more tension.} 38. Ba6 Nd6 39. a4 Ne4 40. Kg2 Rb4) 38. Rxe4 Nxe4 {KB-KN} 39. Bd3 Nc3 40. a3 Ke7 41. Kg3 Kd6 42. h4 gxh4+ 43. Kxh4 Ke5 44. Kh5 Nd5 45. Bf5 Ne3 46. Bd3 Kf4 47. Be2 Nc2 48. Kg6 Ke5 49. a4 Nd4 50. Bc4 {Accuracy: White = 73%, Black = 72%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.13"]
[White "Zhou, Jianchao"]
[Black "Zhu, Jiner"]
[Result "1-0"]
[ECO "A84"]
[WhiteElo "2615"]
[BlackElo "2442"]
[Annotator "TA"]
[PlyCount "161"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,161,27,31,25,32,32,38,32,49,49,68,52,64,55,65,64,72,59,99,85,90,85,93,91,108,112,129,93,122,143,135,131,228,229,185,187,247,269,268,276,259,274,263,281,346,352,345,341,325,161,145,45,50,8,8,8,93,112,132,163,146,62,59,66,136,136,127,0,0,0,0,0,0,0,0,0,8,8,191,48,48,-11,38,38,38,38,37,0,2,0,64,54,133,0,91,0,129,108,56,0,47,47,518,522,1801,175,154,174,138,108,105,108,233,261,260,245,222,191,277,279,1246,1040,1001,529,777,769,631,261,2595,86,83,88,83,8,60,0,0,0,60,60,162,60,402,395,29972,29973,29973,29974,29974,29975,29973,29975,29972,29974]} 1. c4 f5 2. d4 Nf6 3. Nf3 g6 4. e3 (4. g3 Bg7 5. Bg2 O-O 6. O-O d6 7. Nc3 c6 8. Qb3 Na6 9. Re1 Kh8 10. e4 e5 11. exf5 exd4 12. Nxd4 Nc5 13. Qd1 gxf5 14. Bf4 Nce4 15. Rc1 d5 16. Nxe4 Nxe4 {1-0 (35) Mamedyarov,S (2817)-Anton Guijarro,D (2642) St Petersburg 2018}) 4... Bg7 5. b4 d6 6. Bb2 {A84: Dutch Defence: 2 c4 Miscellaneous} O-O 7. Be2 c6 8. Nc3 {White is slightly better.} Qe8 9. b5 Nbd7 10. bxc6 $146 ({Predecessor:} 10. O-O Ne4 {0-1 (36) Kaenel,H (2380)-Moor,R (2085) Lenk 1994}) 10... bxc6 11. O-O Rb8 12. Rb1 e5 13. dxe5 dxe5 14. Ba3 Rxb1 15. Qxb1 c5 16. e4 f4 17. Nd5 Ba6 18. Qc2 Qd8 19. Qa4 Nxd5 20. exd5 (20. Qxa6 $6 Nc3 $11) 20... Qc8 (20... e4 $16 {was called for.}) 21. Ng5 $18 Nb6 22. Qc2 Qf5 (22... f3 $142 23. gxf3 (23. Nxf3 Rf4 $16) 23... Rf4) 23. Ne4 f3 24. Bxf3 (24. gxf3 Qh3 $18) 24... Bxc4 25. Rd1 $1 (25. Bxc5 Rc8 $14) 25... Bxd5 26. Bxc5 Rc8 {[#]} 27. Rxd5 $1 {[%mdl 512]} Nxd5 28. Qb3 $1 Qd7 29. h3 (29. Ba3 $142) 29... h5 30. Bd6 (30. Ba3 $1 $16 {Nd6 is the strong threat.} Kh8 31. Nc5 Rxc5 32. Bxc5) 30... Qc6 $1 $14 31. Kh2 (31. Nf6+ Kh8 $17) 31... Qc4 $1 {[%cal Rc4b3]} 32. Qb7 Nb6 (32... Rd8 $11 {keeps the balance.}) 33. Qxa7 $16 Na4 34. Qb7 {And now Bd1 would win.} Nc3 {[#]} 35. Nxc3 ({White should play} 35. a4 $1 $16 {[%mdl 512]}) 35... Qxc3 $14 36. Be4 $40 {[%mdl 128] White mounts an attack.} Qc1 (36... Kh8 $14) 37. g3 $16 h4 38. Kg2 (38. g4 $1 $16) 38... hxg3 $11 39. Qb3+ Kh7 40. Qxg3 Qh6 41. Be7 Qh5 $1 42. Qb3 Rc1 43. Qf7 Kh6 $2 (43... Rc3 $11 44. f3 Qh6) 44. a4 (44. f3 $1 $18 Re1 45. Qc4) 44... Re1 45. Qf3 (45. Qc4 $14 Kh7 46. Qc6) 45... Ra1 46. Qe3+ {[%mdl 1024] White has compensation.} Kh7 47. Bc2 Qh6 48. Bg5 Qh5 49. Bd8 Bf8 (49... Kh8 $11) 50. Qa7+ Kh6 51. Qe3+ Kh7 {White should prevent ...Ra3.} 52. Qa7+ Kh6 53. Qf7 $1 {[%cal Rf7f8]} ({Don't play} 53. Qe3+ $6 Kh7 $14) 53... Bg7 54. Be7 (54. Qc4 $1 $14) 54... Rc1 55. Qc4 Ra1 $2 {[%mdl 8192]} (55... e4 $14 56. Qxe4 Kh7) 56. h4 $1 $18 Kh7 57. Bg5 $2 (57. Bb3 {White threatens Bf8! and mate.} Qf5 58. f3) 57... Ra3 58. Bb3 Rxb3 59. Qxb3 {Threatens to win with f3.} Qg4+ 60. Kf1 Qe4 (60... Qd4 $16 61. Kg2 Qg4+ 62. Kf1 Qd4) 61. a5 $1 {[%cal Ra5a6] Black must now prevent a6.} Qh1+ 62. Ke2 {aiming for a6.} Qe4+ 63. Be3 Qg4+ (63... Qc6 {was necessary.} 64. Kd2 e4) 64. f3 Qg2+ $2 (64... Qc8 65. h5 e4 66. hxg6+ (66. fxe4 gxh5 67. Qd3 Qg4+ 68. Kd2 Qg2+ 69. Kd1 Qg4+ 70. Kc1 Qc8+ 71. Kd2 Bb2 $18) 66... Kxg6) 65. Bf2 e4 66. Qe3 exf3+ 67. Qxf3 Qh2 68. Qd5 (68. Qg3 $142 Qh1 69. Qd3) 68... Bf6 $2 (68... Qb8 69. h5 gxh5 70. Qxh5+ Kg8 71. Qd5+ Kh8) 69. Qe4 $2 (69. a6 $18 {and the rest is easy.} Bxh4 70. Qf7+ Kh6 71. a7 Qe5+ 72. Be3+ Bg5 73. Qf3 Qb5+ 74. Kf2 Qb2+ 75. Kg3 Qe5+ 76. Bf4 Qe1+ 77. Kg2 Bxf4 78. Qxf4+ Kg7 79. a8=Q) 69... Qb8 $16 70. Kf3 Qb5 {[#]} 71. Be1 (71. Qe6 $1 $16 {[%cal Re6f6]} Qb7+ 72. Kg3) 71... Qb3+ (71... Qf1+ $11 72. Kg3 Qg1+ 73. Kh3 Kh8) 72. Qe3 Qd5+ 73. Qe4 Qb3+ $1 74. Kg2 {Hoping for h5.} Qa2+ {[#]} (74... Kg7 $14) 75. Kf1 (75. Kg1 $1 $18) 75... Qa1 $2 {[%mdl 8192]} (75... Qb3 $14) 76. h5 $18 Bc3 $2 (76... Bd4 $18 77. Qxg6+ Kh8) 77. Qxg6+ {White mates.} Kh8 78. Qh6+ Kg8 79. Qe6+ Kh7 80. Qf5+ Kg7 {[#]} 81. h6+ $1 {[%mdl 64] Decoy. Accuracy: White = 48%, Black = 33%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.14"]
[White "Murzin, Volodar"]
[Black "Chigaev, Maksim"]
[Result "0-1"]
[ECO "C77"]
[WhiteElo "2337"]
[BlackElo "2613"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,86,33,23,36,22,63,45,48,27,27,22,23,25,33,28,37,-2,18,-20,-14,-31,-29,-40,-35,-50,-51,-100,-78,-77,-84,-165,-170,-205,-219,-185,-162,-270,-281,-281,-277,-238,-156,-239,-239,-226,-218,-253,-250,-245,-237,-231,-242,-245,-160,-163,-156,-140,-92,-387,-404,-450,-438,-415,-411,-520,-499,-657,-629,-531,-449]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 Bd7 7. O-O g6 8. Re1 Bg7 9. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} O-O 10. Nf1 Qe8 {C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines} 11. Ng3 (11. Bb3 Kh8 12. Ng3 Na5 13. Bc2 c5 14. d4 cxd4 15. cxd4 Qe7 16. b3 Nc6 17. Ba3 exd4 18. e5 Ne8 19. exd6 Qd8 20. Bd3 {0-1 (71) Tukhaev,A (2527)-Kamsky,G (2666) St Petersburg 2018}) 11... Kh8 12. Bc2 Ng8 {White is slightly better.} 13. d4 Bg4 14. d5 Nce7 15. h3 Bxf3 16. Qxf3 f5 17. exf5 gxf5 18. Nh5 $146 ({Of course not} 18. Nxf5 Nxf5 19. Bxf5 Ne7 $17) 18... Bh6 19. Bxh6 (19. c4 {with more complications.} Qf7 20. Ng3 f4 21. Ne2 Ng6 22. Nc3) 19... Nxh6 20. Ng3 Qf7 21. Rad1 Rg8 22. c4 Rg5 23. Kh1 Rag8 24. Rg1 {[#]} (24. Ne2 $17) 24... Ng6 $1 $19 25. Qc3 {[#]} Nh4 $1 26. c5 Qg7 27. b4 (27. cxd6 $142 cxd6 28. Rc1) 27... f4 28. Ne2 Nxg2 {And now ...Ne3! would win.} ({Less strong is} 28... Rxg2 29. Be4 $17) 29. Be4 Nf5 30. Bxg2 (30. Rc1 $17 {was called for.}) 30... Rxg2 31. Qf3 Rg6 32. Rxg6 Qxg6 ({Don't take} 32... hxg6 33. Nc3 $17) 33. Rg1 Nh4 34. Rxg6 Nxf3 {[%mdl 4096] Endgame KRN-KRN} 35. Rh6 Rg6 36. Rxg6 hxg6 $17 {KN-KN} 37. Nc3 Nd2 38. cxd6 $2 {[%mdl 8192]} (38. b5 $17 {is the only way for White.} axb5 39. cxd6 cxd6 40. Nxb5) 38... cxd6 $19 39. f3 Kg7 40. Kg2 Kf6 41. h4 Kf5 {Black is clearly winning.} 42. Na4 e4 43. fxe4+ Kxe4 {Accuracy: White = 27%, Black = 79%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.15"]
[White "Wei, Yi"]
[Black "Fier, Alexandr"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2733"]
[BlackElo "2561"]
[Annotator "ChessBase"]
[PlyCount "67"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:00]} 4. Nxd4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:12]} 5. Nc3 {[%emt 0:00:10]} Nc6 {[%emt 0:00:05]} 6. Nxc6 {[%emt 0:03:18]} bxc6 {[%emt 0:00:06]} 7. e5 {[%emt 0:00:03]} Nd5 {[%emt 0:00:05]} 8. Ne4 {[%emt 0:00:04]} Qc7 {[%emt 0:00:53]} 9. f4 {[%emt 0:00:06]} Qb6 {[%emt 0:00:05]} 10. c4 {[%emt 0:00:50]} Bb4+ {[%emt 0:01:04]} 11. Ke2 {[%emt 0:00:04]} f5 {[%emt 0:00:08]} 12. exf6 {[%emt 0:00:08]} Nxf6 {[%emt 0:00:04]} 13. Be3 {[%emt 0:00:05]} Qd8 {[%emt 0:00:03]} 14. Nd6+ {[%emt 0:00:05]} Bxd6 {[%emt 0:00:03]} 15. Qxd6 {[%emt 0:00:06]} Bb7 {[%emt 0:00:03]} 16. Rd1 {[%emt 0:10:12]} Rc8 {[%emt 0:00:05]} 17. Rg1 {[%emt 0:01:34]} c5 {[%emt 0:00:05]} 18. g4 {[%emt 0:00:20]} Rc6 {[%emt 0:00:04]} 19. Qe5 {[%emt 0:01:06]} O-O {[%emt 0:00:06]} 20. g5 {[%emt 0:07:41]} Nh5 {[%emt 0:02:07]} 21. Bh3 {[%emt 0:00:06]} d6 {[%emt 0:00:04]} 22. Qxe6+ {[%emt 0:00:32]} Kh8 {[%emt 0:00:17]} 23. Rgf1 {[%emt 0:31:03]} Rb6 {[%emt 0:00:06]} 24. b3 {[%emt 0:06:43]} Ra6 {[%emt 0:00:07]} 25. Rd2 {[%emt 0:08:32]} d5 {[%emt 0:01:18]} 26. Qe5 {[%emt 0:00:19]} Re8 {[%emt 0:02:48]} 27. cxd5 {[%emt 0:00:06]} Rxe5 {[%emt 0:16:56]} 28. fxe5 {[%emt 0:00:03]} Bxd5 {[%emt 0:11:46]} 29. Bg2 {[%emt 0:04:38]} c4 {[%emt 0:32:55]} 30. Bxd5 {[%emt 0:05:29]} c3 {[%emt 0:00:02]} 31. Bb7 {[%emt 0:05:30]} cxd2 {[%emt 0:00:04]} 32. Bxa6 {[%emt 0:00:04]} Qe8 {[%emt 0:01:00]} 33. Bc4 {[%emt 0:00:58]} g6 {[%emt 0:01:26]} 34. e6 {[%emt 0:00:46]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.16"]
[White "Wang, Hao"]
[Black "Moroni, Luca Jr"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2714"]
[BlackElo "2567"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,95,24,25,37,47,33,24,33,25,25,18,27,0,18,27,43,-16,72,63,91,72,50,33,56,73,64,47,45,56,43,12,71,64,64,68,68,54,57,46,47,25,30,37,33,35,60,26,77,16,50,22,56,54,61,61,88,84,161,161,148,142,166,157,154,167,138,131,271,264,345,339,307,274,29968,29968,29973,29974,29979,29980,29977,29976,29976,185]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Nbd7 6. Bd3 a6 7. e4 dxc4 8. Bxc4 c5 {D46: Semi-Slav: 5 e3 Nbd7 6 Bd3, Black avoids the Meran} (8... b5 9. Bd3 Bb7 10. e5 Nd5 11. Nxd5 cxd5 12. Ng5 Be7 13. h4 Qb6 14. Qg4 h6 15. Nf3 g6 16. Bd2 a5 17. O-O b4 {0-1 (36) Mamedyarov,S (2761)-Naiditsch,A (2684) Dortmund 2010}) 9. d5 exd5 10. Nxd5 Nxd5 {White has an edge.} 11. Qxd5 {[%csl Gc4][%cal Rd5f7]} Qe7 $1 12. Qd3 $146 ({Predecessor:} 12. Bg5 f6 13. Bf4 Nb6 14. Qd3 Nxc4 15. Qxc4 b5 16. Qe2 {½-½ (58) Danner,G (2345)-Karaklajic,N (2460) Reggio Emilia 1980}) 12... Nb6 13. Bb3 Be6 {Black wants to play ...c4.} 14. Bc2 g6 15. Bf4 (15. Qc3 $14 f6 16. Bf4) 15... Rd8 (15... Bg7 $1 $11 {keeps the balance.}) 16. Qc3 $16 f6 17. O-O Bg7 18. Bb3 {Threatens to win with Bxe6.} c4 19. Bc2 O-O 20. Rad1 Nc8 21. Qa5 Na7 22. Qb6 Nc6 {[#]} (22... Nc8 $1 $11 23. Qa5 Na7) 23. Ba4 $1 Rxd1 24. Rxd1 {And now Bd6 would win.} Rc8 25. Bd6 Qf7 26. h3 h6 $1 27. Bxc6 Rxc6 28. Qd8+ Kh7 29. Bb4 Qc7 30. Qd2 {Strongly threatening Nd4.} (30. a3 {is more complex.} f5 31. e5 g5 32. Qd4 Qf7 33. Qe3) 30... Qf7 (30... c3 $11 31. bxc3 (31. Bxc3 Bxa2 32. Ba5 Qf7 $11) 31... Bg8) 31. Ba5 ({White should play} 31. Nd4 $16 Rc7 32. Nxe6 Qxe6 33. Qd5 Qxd5 34. Rxd5 (34. exd5 Rd7 $11)) 31... Rc5 32. a3 Qe8 33. Bc3 Rc7 34. Qf4 $36 {[%mdl 2048] White is more active.} Qf7 35. Rd6 {Black must now prevent Rxe6!} Rd7 (35... Re7 $16) 36. Rxd7 $18 Bxd7 {[#]} 37. Ne5 $1 {[%cal Re5f7][%mdl 576] Pin} Qe6 (37... fxe5 38. Qxf7) 38. Nxd7 Qxd7 39. Bxf6 b5 40. e5 a5 (40... Qe6 $16 41. Bxg7 Kxg7) 41. Bxg7 Kxg7 {[%mdl 4096] Endgame KQ-KQ} 42. Qf6+ Kh7 43. Qd6 Qf5 $2 (43... Qe8 $18 44. Qc7+ Kg8) 44. e6 {White mates.} Qb1+ 45. Kh2 Qe4 46. Qe7+ Kh8 47. Qf8+ {[%mdl 64] Double Attack} Kh7 48. Qf7+ $2 {Accuracy: White = 63%, Black = 43%.} (48. e7 {mates} b4 49. Qf7+ Kh8 50. Qf8+ Kh7 51. axb4 axb4 52. Qf7+ Kh8 53. e8=Q+ Qxe8 54. Qxe8+ Kg7 55. Qe7+ Kh8 56. Qxb4) 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.17"]
[White "Santos Ruiz, Miguel"]
[Black "Dubov, Daniil"]
[Result "1/2-1/2"]
[ECO "A28"]
[WhiteElo "2554"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "206"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,206,-3,-3,-8,-2,-3,0,0,0,-1,0,-15,-9,-15,-8,-8,-8,0,25,19,33,31,33,-26,0,0,4,-26,-26,-26,-26,-26,-26,-26,-26,-26,-21,-36,-26,-26,-25,-24,-31,-25,-30,-48,-8,-32,-8,-8,-8,-6,-6,-13,-9,-54,-52,-56,-57,-45,-16,-22,-21,-44,-36,-41,-21,-41,-41,-41,-41,-41,-41,-41,-41,-41,-41,-41,-41,-41,-16,-16,-8,-8,0,0,0,-50,-50,-50,-49,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-50,-8,-8,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,0,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Bb4 5. Nd5 e4 6. Ng1 O-O 7. a3 Bd6 8. d3 {A28: English Opening: Four Knights Variation} (8. Ne2 Nxd5 9. cxd5 Ne5 10. Nc3 f5 11. d4 exd3 12. Bxd3 Nxd3+ 13. Qxd3 Be5 14. O-O d6 15. Bd2 Bd7 {1-0 (27) Filippov,V (2639)-Van Wely,L (2651) Tripoli 2004}) 8... exd3 9. Nf3 Ne5 $146 ({Predecessor:} 9... Re8 10. Bxd3 b6 11. O-O Bb7 12. Re1 Ne5 13. Nxe5 Bxe5 14. f4 Bd6 15. b4 Bxd5 16. cxd5 {1-0 (31) Franck,R-Boeven,M Bad Liebenzell 1995}) 10. Nxe5 Bxe5 11. Bxd3 c6 12. f4 Bd4 13. Bc2 cxd5 14. Qxd4 dxc4 15. Qxc4 b5 16. Qxb5 Qc7 17. Bd3 a5 18. Bd2 (18. Qa4 $14) 18... Ba6 19. Qf5 Rfe8 20. O-O Qd6 21. Bxa6 Qxd2 {[%mdl 64] [#] Double Attack} 22. Qd3 Qxe3+ 23. Qxe3 Rxe3 24. Bc4 Rb8 25. Rab1 Kf8 26. Ba2 Rc8 27. Rbc1 Rxc1 28. Rxc1 $11 {[%mdl 4096] Endgame KRB-KRN} Re2 29. Rb1 $1 d5 30. Bb3 Rd2 31. Rd1 Rxb2 32. Bxd5 h5 33. Bc4 Rc2 34. Bb3 Rc3 35. Rd8+ Ke7 36. Rb8 h4 (36... Ne4 {is interesting.} 37. h4 Nc5 38. Bd5 Rxa3 39. Ra8 Kf6) 37. Kf1 Nh5 38. Rb7+ Kd6 39. Bxf7 Nxf4 40. a4 g5 41. Rb5 g4 42. Rxa5 g3 43. hxg3 $1 hxg3 {[%cal Rc3c1] [#]} 44. Ke1 $1 Rc2 (44... Nxg2+ $2 45. Kd2 $19) 45. Rg5 Rxg2 (45... Nxg2+ $2 46. Kf1 $19) 46. Bc4 Rg1+ 47. Bf1 Nd5 (47... g2 $2 48. Rxg2 Nxg2+ 49. Kf2 $19) 48. Ke2 Nc3+ (48... Nf4+ $2 49. Ke1 $19) 49. Kd3 Nd5 50. a5 Rxf1 51. Rxg3 $15 {KRN-KR} Ra1 52. Rg8 Rxa5 53. Rd8+ Ke7 54. Rh8 Ra4 55. Rb8 Kd6 56. Rd8+ Ke5 57. Re8+ Kf5 58. Re1 Nf6 59. Re7 Ne4 60. Re8 Nc5+ 61. Kc3 Ne6 62. Rh8 Ke5 63. Rh5+ Ke4 64. Rh8 Ra7 65. Rc8 Kd5 66. Rh8 Ra3+ 67. Kd2 Rf3 68. Ke2 Ke4 69. Re8 Re3+ 70. Kd2 Kd4 71. Ra8 Rd3+ 72. Ke2 Rh3 73. Re8 Nf4+ 74. Kf2 Nd3+ 75. Kg2 {The position is equal.} Rh5 (75... Rh4 {with more complications.} 76. Rd8+ Kc3 77. Kf3 Kc4 78. Rg8 Kb5) 76. Kf3 Rf5+ 77. Kg4 Rf7 (77... Rb5 {feels hotter.} 78. Kf3 Ne5+ 79. Kg2 Nc6 80. Kg3 Rb2) 78. Ra8 Nf2+ 79. Kg5 Ne4+ 80. Kg4 Nc3 {White must now prevent ...Rf2.} 81. Rd8+ Nd5 82. Ra8 Ne3+ 83. Kg3 Nf5+ (83... Nf1+ {keeps more tension.} 84. Kg2 Ke5 85. Ra5+ Kd6 86. Ra6+ Kc5) 84. Kf4 Ne7+ 85. Kg3 Nc6 86. Ra1 Ne5 {Threatens to win with ...Rf3+.} 87. Ra4+ Ke3 88. Ra3+ Nd3 {aiming for ...Rg7+.} 89. Kg4 Rf4+ 90. Kg5 Rd4 (90... Rf1 {is more complex.} 91. Kg6 Kd4 92. Ra8 Nc5 93. Rh8 Ne6) 91. Kf5 Rb4 {Hoping for ...Kd4.} 92. Ra8 Rb5+ 93. Ke6 Rh5 94. Rg8 Ke4 {Strongly threatening ...Rh6+.} 95. Rg4+ Nf4+ 96. Kd6 Rh6+ 97. Kc5 Kf5 98. Rg8 Rh7 {...Rh1 is the strong threat.} 99. Rf8+ Ke5 {( -> ...Ne6+)} 100. Re8+ Ne6+ 101. Kc4 Rh3 {And now ...Rh4+ would win.} 102. Rg8 Rh4+ 103. Kc3 Nd4 {Accuracy: White = 70%, Black = 61%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.18"]
[White "Kovalev, Vladislav"]
[Black "Tsydypov, Zhamsaran"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2703"]
[BlackElo "2547"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,98,23,38,26,29,20,29,27,41,33,27,17,17,12,32,32,30,21,26,30,30,30,43,47,45,59,47,58,49,24,51,44,35,0,0,0,0,0,0,0,0,0,0,-2,0,0,0,0,0,0,0,0,84,84,83,83,101,101,110,95,93,81,87,95,104,99,220,240,226,225,210,103,111,37,37,39,51,44,44,0,8,8,13,0,0,0,13,0,0,0,21]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O a6 5. Bd3 Ngf6 6. Re1 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} g6 7. c3 Bh6 8. Bf1 {White has an edge.} Ne5 9. Nxe5 dxe5 10. a4 Be6 $146 ({Predecessor:} 10... O-O 11. Na3 Be6 12. Nc4 Qc7 {½-½ (45) Karjakin,S (2785)-Salem,A (2656) Doha 2016}) 11. Na3 {[%cal Bb1a3,Ba3c2,Bc2d4][%mdl 32]} Nd7 12. d4 Bxc1 13. Rxc1 cxd4 14. cxd4 exd4 15. Nc2 Ne5 16. Qxd4 Qxd4 17. Nxd4 Bd7 18. Rc7 Rb8 19. b3 g5 20. Rd1 Rg8 21. Nf5 Rg6 22. Rc5 Bxf5 23. Rxe5 Be6 24. b4 Bb3 25. Ra1 $36 {[%mdl 2048] White has some pressure.} Rc8 26. b5 h6 27. h3 Rd6 28. bxa6 bxa6 29. Ra5 Bc4 30. e5 Rdc6 (30... Rb6 $11) 31. Bxc4 $16 {[%mdl 64] Overworked Piece} Rxc4 32. Rxa6 Rc1+ 33. Rxc1 Rxc1+ {[%mdl 4096] Endgame KR-KR} 34. Kh2 e6 35. Ra5 Rc2 36. Kg3 Rc3+ 37. f3 Rc4 (37... Kf8 $16 {was worth a try.}) 38. Ra8+ $1 $18 Ke7 {[#]} 39. a5 $1 Rc5 {[#]} 40. Ra7+ (40. f4 $1 $18 {and the rest is easy.}) 40... Kf8 $16 41. a6 (41. f4 $16) 41... Rxe5 $14 42. Rb7 Ra5 43. a7 Kg7 44. Kf2 {Hoping for Ke3.} Ra3 {The position is equal.} 45. g4 {With the idea Ke2.} Kg6 46. Re7 Kf6 47. Rc7 Kg6 48. Re7 Kf6 49. Rb7 Kg6 {Accuracy: White = 57%, Black = 64%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.19"]
[White "Abdusattorov, Nodirbek"]
[Black "Nabaty, Tamir"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2560"]
[BlackElo "2688"]
[Annotator "TA"]
[PlyCount "104"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,104,0,0,-5,7,0,39,29,30,27,18,18,17,20,30,0,0,0,0,0,23,0,0,0,0,0,0,0,15,12,18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,2,0,5,20,7,8,6,8,0,0,0,0,0,0,0,0,0,0,0,6,0,8,0,0,0,0,0,2,0,0,0,0,0,0,0,0,-6,-6,-6,-6]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 O-O 8. O-O d5 9. exd5 cxd5 10. h3 {C47: Scotch Four Knights and Four Knights with 4 g3} c5 (10... c6 11. Qf3 Bd6 12. Bf4 Be6 13. b3 c5 14. Rad1 Bxf4 15. Qxf4 Qa5 16. Qd2 c4 17. Be2 Rac8 18. bxc4 dxc4 {0-1 (28) Morozevich,A (2656)-Mamedyarov,S (2817) St Petersburg 2018}) 11. Bg5 Bb7 $146 ({Predecessor:} 11... Be6 12. a3 Ba5 13. b4 cxb4 14. Nb5 h6 15. Bf4 bxa3 16. Rxa3 Bb6 17. Qa1 Nh5 {0-1 (41) Kriebel,T (2520)-Erdos,V (2627) Batumi 2018}) 12. Qf3 {White is slightly better.} ({Inferior is} 12. Bxf6 Qxf6 13. Be2 Bxc3 $17) 12... h6 13. Bh4 Re8 14. Rfe1 {[#] Threatens to win with Rxe8+.} Qb6 15. Rxe8+ Rxe8 16. Na4 (16. Bxf6 $5 Qxf6 17. Qxf6 gxf6 18. Rd1 $11) 16... Qc6 $1 {White must now prevent ...c4.} 17. Bxf6 {aiming for c3.} c4 18. Bc3 Qxa4 (18... cxd3 {keeps more tension.} 19. cxd3 Qb5 20. Bxb4 Qxb4 21. Qd1 Bc6) 19. Bf1 (19. b3 {is more complex.} Qa3 20. Bxb4 Qxb4 21. Bf1 Qb6 22. Rd1) 19... d4 {The position is equal.} 20. Qxb7 dxc3 21. bxc3 Bxc3 22. Rd1 Qxa2 23. Qc6 Rf8 24. Qxc4 Qxc4 25. Bxc4 $11 {[%mdl 4096] Endgame KRB-KRB} Rc8 26. Bb3 Rc7 27. Rd8+ Kh7 28. g4 g5 29. Kg2 Kg7 30. Kf3 Ba5 31. Rd5 Bb6 32. Rf5 a5 33. Ke2 Ra7 34. Ba4 Ra8 35. f4 gxf4 36. Rxf4 Rd8 37. Bb3 Re8+ 38. Kf1 Re7 39. Rf5 Ra7 40. Ba4 Re7 41. Bb3 Ra7 42. Ba4 Rc7 43. Bb3 Bc5 44. Ke2 Bb4 45. h4 Ra7 46. Ba4 Ra6 47. Bb3 Rf6 48. Rxf6 Kxf6 49. h5 Kg5 50. Bxf7 Kxg4 51. Kd3 a4 52. c3 Be7 {Accuracy: White = 70%, Black = 67%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.20"]
[White "Korobov, Anton"]
[Black "Karthikeyan, Murali"]
[Result "1-0"]
[ECO "E53"]
[WhiteElo "2687"]
[BlackElo "2560"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,109,29,37,12,13,0,44,34,47,34,31,36,52,50,65,51,92,97,102,100,115,114,110,108,118,112,109,100,125,133,129,136,194,189,194,205,196,177,213,208,233,229,231,219,224,222,221,222,221,208,269,236,223,183,376,302,295,233,305,244,1404,1376,1244,1254,29964,29967,29967,29968,29968,29968,29968,29967,29972,29972,29975,29976,29976,29977,29977,29978,29981,29982,29989,29982]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 b6 10. Bg5 Bb7 11. Rc1 Nbd7 12. Re1 Rc8 13. Bd3 Bxc3 14. bxc3 Qc7 15. Qe2 {E54: Nimzo-Indian: Rubinstein: Main Line: 7...dxc4 8 Bxc4} Rfe8 16. Bh4 Qf4 {Strongly threatening ...Bxf3.} (16... Nh5 17. Ng5 g6 18. Nh3 Qd6 19. f3 e5 20. Qb2 exd4 21. cxd4 Rxc1 22. Rxc1 {½-½ (50) Korobov,A (2700)-Wojtaszek,R (2734) Berlin 2015}) 17. Bg3 {White is slightly better.} Qg4 18. Ba6 Bxa6 19. Qxa6 Qf5 20. c4 h6 21. h3 Qa5 $146 ({Predecessor:} 21... Rc6 22. d5 Rc5 23. Nd4 {½-½ (70) Brown,M (2452)-Nguyen,A (2482) Las Vegas 2016}) 22. Qxa5 bxa5 23. Re3 Nb6 {[#]} 24. c5 $1 Nbd5 25. Ra3 Nb4 26. Rxa5 Nc6 27. Rb5 Re7 28. Bd6 Rd7 29. Rc4 Ne4 {[#]} (29... Nd8 $16 {was called for.} 30. Ne5 Rb7 31. Rxb7 Nxb7) 30. Ne5 $1 $18 {[%cal Re5d7]} Rdd8 31. Nxc6 Rxc6 32. Bf4 g5 33. Rb8 Rcc8 34. Rxc8 Rxc8 {[%mdl 4096] Endgame KRB-KRN} 35. f3 Nf6 36. Bd6 Nd5 37. Ra4 Nc3 38. Rxa7 Ne2+ 39. Kf2 Nxd4 40. Ke3 Nb5 $2 (40... Nc6 {keeps fighting.} 41. Ra6 h5) 41. Rb7 Nxd6 42. cxd6 {d7 is the strong threat. KR-KR} Rd8 43. Rb6 Ra8 $2 (43... Kf8 44. a4 Ke8) 44. d7 Kf8 45. Rd6 Ke7 46. d8=Q+ {White mates.} Rxd8 47. Rxd8 Kxd8 {KP-KP} 48. Kd4 Kd7 49. Kc5 h5 50. a4 {[%cal Ba2a4,Ba4a5,Ba5a6][%mdl 32]} f5 51. a5 Kc7 52. a6 e5 53. Kd5 e4 54. fxe4 f4 55. Ke5 {Accuracy: White = 77%, Black = 37%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.21"]
[White "Sjugirov, Sanan"]
[Black "Puranik, Abhimanyu"]
[Result "1-0"]
[ECO "D70"]
[WhiteElo "2663"]
[BlackElo "2538"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,85,49,32,45,51,74,75,58,0,7,0,0,0,66,65,65,63,110,0,0,0,0,-12,-9,-77,0,-13,-13,-15,-10,-10,-18,-20,-15,-28,2,11,62,50,113,103,381,373,437,431,438,433,438,444,447,432,444,425,454,393,372,252,429,405,443,438,426,432,443,443,567,567,555,555,547,536]} 1. d4 Nf6 2. c4 g6 3. f3 d5 4. cxd5 Nxd5 5. e4 Nb6 6. Nc3 Bg7 7. Be3 O-O 8. Qd2 Nc6 9. O-O-O f5 {D70: Grünfeld: Unusual White 3rd moves (met by ...d5)} (9... Qd6 10. Kb1 Rd8 11. Nb5 Qd7 12. d5 a6 13. Nc3 Qe8 14. Qc1 Na5 15. h4 e6 16. Bf4 Rd7 17. Bh6 Bxh6 18. Qxh6 exd5 {½-½ (35) Aronian,L (2809)-Svidler,P (2749) Geneva 2017}) 10. e5 f4 11. Bxf4 $146 ({Predecessor:} 11. Bf2 Nb4 12. Nh3 Qe8 13. a3 N4d5 14. Ng5 Bh6 15. h4 Bxg5 16. hxg5 Bf5 17. Ne4 {½-½ (61) Harsha,B (2492)-Sutovsky,E (2633) Douglas 2018}) 11... Nb4 {White is better.} 12. Bh6 ({White should try} 12. Bg5 $14) 12... Bf5 $1 $11 13. Bxg7 Kxg7 14. g4 Be6 (14... Bc2 $11 15. Re1 c5) 15. Kb1 $14 Qe8 16. a3 Nc6 $1 17. Ne4 (17. h4 $1 $16) 17... Bg8 $11 18. Nc5 Rd8 19. e6 {Threatens to win with Bb5.} Nxd4 (19... Rxd4 $6 20. Bd3 $16) 20. Ne2 (20. Nxb7 $11 Rd5 21. Qc3) 20... Qc6 ({Black should play} 20... Nxe6 $17 21. Qc3+ Kf7 22. Rxd8 Qxd8 23. Nxe6 Kxe6) 21. Qg5 Nxe6 22. Qxe7+ Bf7 23. Rxd8 Nxd8 24. Qe5+ Kg8 {And now ...Re8 would win.} 25. Ne4 {[%cal Bc5e4,Be4g5,Bg5h7][%mdl 32] Black must now prevent Nd4.} Nd7 26. Qe7 {With the idea N2c3.} Bd5 ({But not} 26... Qd5 $2 27. Qxd7 $1 {[%mdl 512]} (27. N2c3 Qd4 $16) 27... Qxd7 28. Nf6+ Kg7 29. Nxd7 $18) (26... Kg7 $11) 27. N2c3 $36 {[%mdl 2048] White is more active.} Nb6 ({Better is} 27... Bxe4+ $14 28. Nxe4 Qd5) 28. Ng5 {[%csl Gg5][%cal Re7h7]} Nf7 $2 {[%mdl 8192] [#]} (28... Bf7 $16 {was worth a try.}) 29. Nxh7 $1 $18 {[%mdl 512]} Rc8 {[#]} (29... Kxh7 30. Qxf8) 30. Bb5 $1 {[%cal Rb5c6]} ({Weaker is} 30. Nf6+ Kg7 $16) 30... Qd6 31. Nf6+ Kg7 32. Ncxd5 Nxd5 33. Ne8+ Rxe8 34. Qxe8 Ne5 35. f4 Nxg4 36. Bc4 Nge3 $2 (36... Ngf6 37. Qc8 Nb6) 37. Bxd5 Qxd5 38. Qe5+ {White is clearly winning.} Qxe5 39. fxe5 {KR-KN} Ng4 40. Re1 Nxh2 41. e6 {aiming for e7.} Kf8 42. Rh1 Ng4 43. Rh7 {Accuracy: White = 60%, Black = 38%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.22"]
[White "Stupak, Kirill"]
[Black "Sethuraman, S.P."]
[Result "0-1"]
[ECO "E15"]
[WhiteElo "2537"]
[BlackElo "2651"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,70,0,5,5,11,16,37,11,16,2,18,0,0,0,2,-11,4,-12,-17,-62,-64,-84,-60,-125,-124,-179,-175,-195,-207,-193,-194,-197,-176,-162,-190,-189,-182,-182,-176,-181,-133,-145,-151,-166,-103,-303,-300,-501,-534,-500,-491]} 1. d4 e6 2. c4 Nf6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Bb7 6. Bg2 c5 7. dxc5 bxc5 8. O-O Be7 9. Nc3 O-O 10. Rd1 Qb6 11. Bf4 Rd8 12. Rd2 {E15: Queen's Indian: 4 g3 sidelines, 4 g3 Ba6 and 4 g3 Bb7 early deviations} d6 13. Rad1 h6 (13... a6 14. g4 Ne8 15. Qc2 Nd7 16. g5 Bc6 17. h4 Qb7 18. Bg3 Nf8 19. b3 Ra7 {1-0 (40) Mikhalevski,V (2574)-Gareyev,T (2584) Saint Louis 2018}) 14. Qb5 {White is slightly better.} Ne8 $1 15. h4 Nc6 $146 ({Predecessor:} 15... Bc6 16. Qxb6 axb6 17. e4 Ra7 18. Ne5 Rc8 19. Nxc6 Nxc6 {½-½ (41) Schneider Zinner,H (2377)-Wertjanz,D (2264) Zwettl 2012}) 16. Qxb6 axb6 17. b3 Nb4 18. g4 Bc6 19. g5 e5 20. Be3 f5 $1 {[%cal Rf5f4] White must now prevent ...f4.} 21. Rb2 Nc7 22. Bc1 ({Better is} 22. gxh6 $15 f4 23. h7+ Kxh7 24. Bd2) 22... e4 $17 23. Ne1 (23. Nd2 $17) 23... d5 $19 24. cxd5 Ncxd5 ({But not} 24... Nbxd5 25. Nxd5 Nxd5 26. f3 $17) 25. Nxd5 Bxd5 ({Resist} 25... Nxd5 26. a4 $17) 26. Bf4 Rxa2 27. Rxa2 Nxa2 28. Bc7 Rd7 {[#] And now ...Nc3 would win.} 29. Bxb6 hxg5 30. hxg5 Nc3 $36 {[%mdl 2048] White is under strong pressure.} 31. Rd2 Be6 32. Rc2 Nb1 ({Black should play} 32... Rb7 $19 {aiming for ...c4.} 33. Bxc5 {[#]} Nxe2+ $1 {[%mdl 576] Deflection} 34. Rxe2 Bxc5) 33. f3 $2 (33. Bxc5 $17 {only move.} Bxc5 34. Rc1) 33... Rd1 ({Less strong is} 33... Bxb3 34. Rb2 $17) 34. Ba5 $2 (34. Bxc5 Bxg5 35. fxe4 Rxe1+ 36. Kf2) 34... Bxb3 35. Rb2 c4 {Accuracy: White = 39%, Black = 78%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.23"]
[White "Anton Guijarro, David"]
[Black "Aryan Chopra"]
[Result "1/2-1/2"]
[ECO "E71"]
[WhiteElo "2642"]
[BlackElo "2540"]
[Annotator "RC"]
[PlyCount "69"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. c4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. Nc3 {[%emt 0:00:00]} g6 {[%emt 0:00:00]} 3. e4 {[%emt 0:00:27]} d6 {[%emt 0:00:00]} 4. d4 {[%emt 0:00:06]} Bg7 {[%emt 0:00:00]} 5. h3 {[%emt 0:00:16]} O-O {[%emt 0:00:00]} 6. Be3 {[%emt 0:00:12]} e5 {[%emt 0:00:11]} 7. d5 {[%emt 0:00:24]} Na6 {[%emt 0:00:20]} 8. g4 {[%emt 0:02:12]} Nc5 {[%emt 0:00:12]} 9. f3 {[%emt 0:00:17]} c6 {[%emt 0:00:24]} 10. Qd2 {[%emt 0:03:59]} cxd5 {[%emt 0:00:14]} 11. cxd5 {[%emt 0:00:38]} Bd7 {[%emt 0:00:21]} 12. Nge2 {[%emt 0:08:07]} Rc8 {[%emt 0:00:23]} 13. b4 {[%emt 0:16:59]} Na4 {[%emt 0:00:16]} 14. Nxa4 {[%emt 0:03:08]} Bxa4 {[%emt 0:00:05]} 15. Nc3 {[%emt 0:02:49]} Bd7 {[%emt 0:01:27]} 16. Rc1 {[%emt 0:09:21]} a6 {[%emt 0:20:26]} 17. Be2 {[%emt 0:11:36]} h5 {[%emt 0:12:55]} 18. a4 {[%emt 0:01:25]} h4 {[%emt 0:06:03]} 19. O-O {[%emt 0:03:12]} Nh7 {[%emt 0:00:31]} 20. b5 {[%emt 0:03:04]} Qa5 {[%emt 0:13:59]} 21. Rc2 {[%emt 0:07:46]} Bf6 {[%emt 0:01:57]} 22. Rfc1 {[%emt 0:02:45]} Bd8 {[%emt 0:07:22]} 23. Nd1 {[%emt 0:04:39]} Qxd2 {[%emt 0:13:49]} 24. Bxd2 {[%emt 0:00:06]} Bb6+ {[%emt 0:00:17]} 25. Be3 {[%emt 0:02:21]} Bxe3+ {[%emt 0:08:11]} 26. Nxe3 {[%emt 0:00:05]} axb5 {[%emt 0:00:10]} 27. Rxc8 {[%emt 0:08:49]} Rxc8 {[%emt 0:00:29]} 28. Rxc8+ {[%emt 0:00:06]} Bxc8 {[%emt 0:00:03]} 29. axb5 {[%emt 0:01:08]} Kf8 {[%emt 0:01:42]} 30. b6 {[%emt 0:02:01]} Ke7 {[%emt 0:02:18]} 31. Bb5 {[%emt 0:01:51]} Bd7 {[%emt 0:01:54]} 32. Bc6 {[%emt 0:01:06]} Bc8 {[%emt 0:00:19]} 33. Bb5 {[%emt 0:01:54]} Bd7 {[%emt 0:00:06]} 34. Bc6 {[%emt 0:00:45]} Bc8 {[%emt 0:00:01]} 35. Bb5 {[%emt 0:01:29]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.24"]
[White "Ghaem Maghami, Ehsan"]
[Black "Zvjaginsev, Vadim"]
[Result "1/2-1/2"]
[ECO "C08"]
[WhiteElo "2540"]
[BlackElo "2642"]
[Annotator "ChessBase"]
[PlyCount "41"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e6 {[%emt 0:05:25]} 2. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:06]} 3. Nd2 {[%emt 0:00:37]} c5 {[%emt 0:00:31]} 4. exd5 {[%emt 0:06:00]} exd5 {[%emt 0:00:23]} 5. Ngf3 {[%emt 0:02:49]} a6 {[%emt 0:01:25]} 6. dxc5 {[%emt 0:02:08]} Bxc5 {[%emt 0:00:18]} 7. Nb3 {[%emt 0:01:25]} Bb6 {[%emt 0:01:13]} 8. Bd3 {[%emt 0:03:34]} Qe7+ {[%emt 0:11:35]} 9. Qe2 {[%emt 0:01:47]} Nc6 {[%emt 0:00:16]} 10. Bg5 {[%emt 0:15:54]} Qxe2+ {[%emt 0:07:15]} 11. Kxe2 {[%emt 0:05:20]} Nf6 {[%emt 0:10:02]} 12. Bxf6 {[%emt 0:07:41]} gxf6 {[%emt 0:00:05]} 13. Rhe1 {[%emt 0:00:12]} O-O {[%emt 0:04:17]} 14. Kf1 {[%emt 0:05:35]} Bg4 {[%emt 0:02:03]} 15. Be2 {[%emt 0:04:12]} Bf5 {[%emt 0:10:11]} 16. c3 {[%emt 0:02:56]} Rfd8 {[%emt 0:00:45]} 17. Nbd4 {[%emt 0:14:31]} Nxd4 {[%emt 0:12:10]} 18. Nxd4 {[%emt 0:00:50]} Bxd4 {[%emt 0:00:06]} 19. cxd4 {[%emt 0:00:06]} Rd6 {[%emt 0:00:12]} 20. Rac1 {[%emt 0:04:17]} Rb6 {[%emt 0:00:39]} 21. b3 {[%emt 0:01:53]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.25"]
[White "Iturrizaga Bonelli, Eduardo"]
[Black "Xu, Yinglun"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2640"]
[BlackElo "2512"]
[Annotator "RC"]
[PlyCount "29"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:08:23]} d5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:11]} Nf6 {[%emt 0:00:17]} 3. c4 {[%emt 0:00:05]} e6 {[%emt 0:00:55]} 4. g3 {[%emt 0:00:08]} dxc4 {[%emt 0:01:31]} 5. Bg2 {[%emt 0:00:35]} c6 {[%emt 0:00:28]} 6. a4 {[%emt 0:01:20]} Bb4+ {[%emt 0:02:11]} 7. Bd2 {[%emt 0:01:12]} a5 {[%emt 0:00:14]} 8. Qc2 {[%emt 0:01:16]} O-O {[%emt 0:05:23]} 9. O-O {[%emt 0:02:08]} Bxd2 {[%emt 0:11:36]} 10. Nfxd2 {[%emt 0:06:03]} Qxd4 {[%emt 0:13:55]} 11. Nxc4 {[%emt 0:00:23]} e5 {[%emt 0:03:09]} 12. Qc3 {[%emt 0:12:06]} Qxc3 {[%emt 0:06:54]} 13. Nxc3 {[%emt 0:02:16]} Be6 {[%emt 0:00:53]} 14. Nxe5 {[%emt 0:00:10]} Na6 {[%emt 0:00:08]} 15. Nd3 {[%emt 0:04:53]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.26"]
[White "Iniyan, P."]
[Black "Kobalia, Mikhail"]
[Result "1/2-1/2"]
[ECO "D15"]
[WhiteElo "2480"]
[BlackElo "2627"]
[Annotator "TA"]
[PlyCount "34"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,34,9,8,14,38,-7,8,10,24,21,23,0,21,18,28,18,31,0,34,22,53,5,4,0,52,0,14]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. g3 dxc4 6. a4 {D15: Slav Defence: 4 Nc3 a6 and gambit lines after 4 Nc3 dxc4} a5 7. Bg2 {[%mdl 1024] White has compensation.} g6 8. O-O Bg7 9. e4 Bg4 10. Qe2 $146 ({Predecessor:} 10. Be3 e5 11. dxe5 Nfd7 12. e6 fxe6 13. Qc2 Bxf3 14. Bxf3 {½-½ (63) Wang,Y (2697)-Kamsky,G (2732) Beijing 2011}) 10... O-O 11. Qxc4 Na6 12. Be3 Nb4 13. Rac1 Nd7 14. Rfd1 Nb6 15. Qc5 Nd7 16. Qc4 Nb6 17. Qc5 Nd7 {Accuracy: White = 56%, Black = 44%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.27"]
[White "Paravyan, David"]
[Black "Debashis, Das"]
[Result "0-1"]
[ECO "E15"]
[WhiteElo "2627"]
[BlackElo "2532"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,56,0,0,0,0,0,0,5,7,0,18,0,0,8,0,0,0,0,0,-2,0,-31,-21,-35,0,-64,-72,-182,-129,-312,-340,-383,-368,-401,-404,-391,-86,-188,-180,-195,-204,-433,-216,-486,-479,-469,-466,-813,-806]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qc2 c5 6. d5 {E15: Queen's Indian: 4 g3 sidelines, 4 g3 Ba6 and 4 g3 Bb7 early deviations} exd5 7. cxd5 Bb7 (7... d6 8. Nc3 b5 9. e4 Qa5 10. b4 cxb4 11. Nxb5 Kd8 12. Nfd4 Bxb5 13. Bxb5 b3+ {1-0 (28) Grischuk,A (2752)-Mamedyarov,S (2762) Germany 2016}) 8. Bg2 {The position is equal.} Nxd5 9. O-O {Threatens to win with Ng5.} Be7 10. Rd1 Nc6 11. Qa4 ({Avoid the trap} 11. Rxd5 $2 Nb4 $17) 11... Nf6 12. e4 {White wants to play e5.} O-O 13. e5 Ne8 $1 14. Nc3 Nc7 {[#]} 15. h4 $146 Qe8 16. h5 f5 17. exf6 ({Better is} 17. h6 $1 $11) 17... Bxf6 $15 {Strongly threatening ...Nd4.} 18. Ng5 (18. Ne4 $17) 18... h6 (18... Bd4 $19 19. Bf4 h6) 19. Nge4 $2 {[#]} (19. Nd5 $17 Nxd5 20. Bxd5+ Kh8 21. Nh3) 19... Bd4 $19 20. Bf4 Ne6 21. Nd6 Qxh5 22. Nd5 Rab8 $2 (22... Nb4 $19 {is more deadly.} 23. Rxd4 (23. Ne7+ $2 Kh8 $19) 23... Bxd5) 23. Rd2 (23. Nxb7 $17 Rxb7 24. Rd2) 23... Ba8 24. Re1 Kh8 {...Nb4 is the strong threat.} 25. a3 $2 {[#]} (25. Qd1 {was called for.} Qxd1 26. Rexd1) 25... Rbd8 (25... Ne7 $142 $1 {[%mdl 512]} 26. Qd1 (26. Nxe7 Bxg2) 26... Qxd1 27. Rexd1 Bxd5 28. Nf7+ Rxf7 29. Bxb8 Bb3) 26. b4 $2 (26. Qd1 Qxd1 27. Rexd1) 26... Nxb4 {Black is clearly winning.} 27. axb4 Bxd5 28. Bxd5 (28. Qd1 $142 Qxd1 29. Rexd1 Nxf4 30. gxf4 Bxg2 31. Kxg2) 28... Qxd5 {Accuracy: White = 30%, Black = 61%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.28"]
[White "Khismatullin, Denis"]
[Black "Henderson de La Fuente, Lance"]
[Result "1-0"]
[ECO "E17"]
[WhiteElo "2621"]
[BlackElo "2490"]
[Annotator "ChessBase"]
[PlyCount "305"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:01]} 3. Nf3 {[%emt 0:00:00]} b6 {[%emt 0:00:12]} 4. g3 {[%emt 0:00:00]} Bb7 {[%emt 0:00:05]} 5. Bg2 {[%emt 0:00:00]} Be7 {[%emt 0:00:11]} 6. O-O {[%emt 0:00:05]} O-O {[%emt 0:00:04]} 7. Re1 {[%emt 0:00:04]} d5 {[%emt 0:00:42]} 8. cxd5 {[%emt 0:00:08]} exd5 {[%emt 0:00:05]} 9. Nc3 {[%emt 0:00:05]} Nbd7 {[%emt 0:00:47]} 10. Bf4 {[%emt 0:02:07]} c5 {[%emt 0:00:32]} 11. Rc1 {[%emt 0:00:44]} Ne4 {[%emt 0:00:58]} 12. dxc5 {[%emt 0:00:09]} Nxc3 {[%emt 0:00:43]} 13. Rxc3 {[%emt 0:07:21]} Nxc5 {[%emt 0:00:50]} 14. Be5 {[%emt 0:04:49]} Re8 {[%emt 0:05:09]} 15. e3 {[%emt 0:07:57]} Qd7 {[%emt 0:10:42]} 16. Qc2 {[%emt 0:24:39]} Rac8 {[%emt 0:01:13]} 17. Rd1 {[%emt 0:06:10]} Qe6 {[%emt 0:15:29]} 18. Bd4 {[%emt 0:12:16]} h6 {[%emt 0:04:58]} 19. b4 {[%emt 0:03:39]} Ne4 {[%emt 0:01:59]} 20. Rxc8 {[%emt 0:00:06]} Rxc8 {[%emt 0:00:19]} 21. Qb2 {[%emt 0:00:04]} Bf8 {[%emt 0:02:50]} 22. Ne5 {[%emt 0:00:39]} Nd6 {[%emt 0:05:09]} 23. Nd3 {[%emt 0:01:43]} Nb5 {[%emt 0:15:54]} 24. Nf4 {[%emt 0:04:24]} Qd6 {[%emt 0:00:29]} 25. a3 {[%emt 0:02:48]} Nxd4 {[%emt 0:04:15]} 26. Qxd4 {[%emt 0:04:09]} a5 {[%emt 0:03:25]} 27. Bxd5 {[%emt 0:06:37]} Bxd5 {[%emt 0:00:12]} 28. Nxd5 {[%emt 0:00:05]} axb4 {[%emt 0:00:13]} 29. axb4 {[%emt 0:00:22]} b5 {[%emt 0:00:51]} 30. Qa7 {[%emt 0:05:06]} Qc6 {[%emt 0:04:18]} 31. Ne7+ {[%emt 0:02:34]} Bxe7 {[%emt 0:00:24]} 32. Qxe7 {[%emt 0:00:02]} Re8 {[%emt 0:02:10]} 33. Qd7 {[%emt 0:05:11]} Qxd7 {[%emt 0:12:46]} 34. Rxd7 {[%emt 0:00:02]} Re4 {[%emt 0:00:31]} 35. Rd8+ {[%emt 0:01:35]} Kh7 {[%emt 0:00:02]} 36. Rd4 {[%emt 0:00:07]} Rxd4 {[%emt 0:07:12]} 37. exd4 {[%emt 0:00:02]} Kg6 {[%emt 0:00:07]} 38. f3 {[%emt 0:02:02]} Kf5 {[%emt 0:01:10]} 39. Kf2 {[%emt 0:00:06]} Ke6 {[%emt 0:00:05]} 40. Ke3 {[%emt 0:00:00]} Kd5 {[%emt 0:00:00]} 41. Kd3 {[%emt 0:07:04]} g6 {[%emt 0:09:45]} 42. Kc3 {[%emt 0:17:46]} Kd6 {[%emt 0:01:20]} 43. Kd2 {[%emt 0:00:24]} Kd5 {[%emt 0:01:45]} 44. Kd3 {[%emt 0:00:37]} f5 {[%emt 0:00:29]} 45. Kc3 {[%emt 0:06:30]} Kd6 {[%emt 0:00:10]} 46. Kd2 {[%emt 0:00:10]} Ke6 {[%emt 0:00:58]} 47. Kd3 {[%emt 0:02:16]} Kd6 {[%emt 0:00:36]} 48. g4 {[%emt 0:00:40]} Kd5 {[%emt 0:01:34]} 49. h3 {[%emt 0:00:30]} Kd6 {[%emt 0:02:09]} 50. h4 {[%emt 0:00:20]} h5 {[%emt 0:01:01]} 51. gxf5 {[%emt 0:00:32]} gxf5 {[%emt 0:00:00]} 52. Ke3 {[%emt 0:00:08]} Kd5 {[%emt 0:00:00]} 53. Kf4 {[%emt 0:00:06]} Kxd4 {[%emt 0:00:00]} 54. Kxf5 {[%emt 0:01:23]} Kc4 {[%emt 0:00:00]} 55. f4 {[%emt 0:00:17]} Kxb4 {[%emt 0:00:27]} 56. Kg5 {[%emt 0:00:15]} Kc4 {[%emt 0:01:53]} 57. f5 {[%emt 0:00:04]} b4 {[%emt 0:00:04]} 58. f6 {[%emt 0:00:03]} b3 {[%emt 0:00:04]} 59. f7 {[%emt 0:00:03]} b2 {[%emt 0:00:04]} 60. f8=Q {[%emt 0:00:11]} b1=Q {[%emt 0:00:03]} 61. Qf7+ {[%emt 0:02:16]} Kd4 {[%emt 0:00:34]} 62. Kxh5 {[%emt 0:00:49]} Qd1+ {[%emt 0:01:51]} 63. Kh6 {[%emt 0:00:13]} Ke3 {[%emt 0:02:35]} 64. Qf6 {[%emt 0:00:50]} Qd7 {[%emt 0:00:50]} 65. h5 {[%emt 0:00:24]} Ke2 {[%emt 0:00:36]} 66. Qe5+ {[%emt 0:00:34]} Kd1 {[%emt 0:01:00]} 67. Kg5 {[%emt 0:00:32]} Qd8+ {[%emt 0:00:31]} 68. Kg6 {[%emt 0:00:31]} Qg8+ {[%emt 0:00:35]} 69. Kh6 {[%emt 0:00:25]} Qf8+ {[%emt 0:00:20]} 70. Kg5 {[%emt 0:00:18]} Qg8+ {[%emt 0:00:23]} 71. Kh4 {[%emt 0:00:30]} Qf8 {[%emt 0:00:42]} 72. Qd4+ {[%emt 0:00:45]} Kc2 {[%emt 0:01:47]} 73. Kg5 {[%emt 0:00:27]} Qg8+ {[%emt 0:00:43]} 74. Kh6 {[%emt 0:00:13]} Qe6+ {[%emt 0:00:04]} 75. Kg5 {[%emt 0:00:37]} Qg8+ {[%emt 0:00:05]} 76. Kh4 {[%emt 0:00:12]} Qf8 {[%emt 0:00:17]} 77. Qe4+ {[%emt 0:01:00]} Kd1 {[%emt 0:00:34]} 78. Qe5 {[%emt 0:00:27]} Qf2+ {[%emt 0:02:41]} 79. Kg5 {[%emt 0:00:11]} Qg2+ {[%emt 0:00:32]} 80. Kf6 {[%emt 0:00:40]} Qc6+ {[%emt 0:01:10]} 81. Kf5 {[%emt 0:00:38]} Qd7+ {[%emt 0:01:03]} 82. Kf6 {[%emt 0:00:37]} Qd8+ {[%emt 0:00:21]} 83. Kg7 {[%emt 0:00:27]} Qd7+ {[%emt 0:00:15]} 84. Kf6 {[%emt 0:00:29]} Qd8+ {[%emt 0:00:06]} 85. Kf7 {[%emt 0:00:18]} Qd7+ {[%emt 0:00:04]} 86. Kg6 {[%emt 0:00:05]} Qc6+ {[%emt 0:00:27]} 87. Kg5 {[%emt 0:00:50]} Qg2+ {[%emt 0:00:08]} 88. Kh4 {[%emt 0:00:25]} Qf2+ {[%emt 0:00:11]} 89. Qg3 {[%emt 0:00:21]} Qf6+ {[%emt 0:00:06]} 90. Kh3 {[%emt 0:00:31]} Qf1+ {[%emt 0:00:27]} 91. Kg4 {[%emt 0:00:29]} Qc4+ {[%emt 0:00:07]} 92. Qf4 {[%emt 0:00:14]} Qg8+ {[%emt 0:00:28]} 93. Kh3 {[%emt 0:00:35]} Qb3+ {[%emt 0:00:55]} 94. Kh4 {[%emt 0:00:46]} Qd5 {[%emt 0:01:57]} 95. h6 {[%emt 0:00:39]} Qh1+ {[%emt 0:00:24]} 96. Kg4 {[%emt 0:00:47]} Qg2+ {[%emt 0:00:32]} 97. Kf5 {[%emt 0:00:25]} Qd5+ {[%emt 0:00:17]} 98. Qe5 {[%emt 0:00:38]} Qd7+ {[%emt 0:01:23]} 99. Qe6 {[%emt 0:00:28]} Qd3+ {[%emt 0:00:36]} 100. Qe4 {[%emt 0:00:30]} Qd7+ {[%emt 0:00:15]} 101. Kg5 {[%emt 0:00:19]} Qd2+ {[%emt 0:00:56]} 102. Kg6 {[%emt 0:00:44]} Qd6+ {[%emt 0:00:13]} 103. Kg5 {[%emt 0:00:26]} Qd2+ {[%emt 0:00:05]} 104. Qf4 {[%emt 0:00:31]} Qd5+ {[%emt 0:00:46]} 105. Qf5 {[%emt 0:00:28]} Qd2+ {[%emt 0:00:50]} 106. Qf4 {[%emt 0:00:33]} Qd5+ {[%emt 0:00:05]} 107. Kg6 {[%emt 0:00:32]} Qe6+ {[%emt 0:01:12]} 108. Kg7 {[%emt 0:00:22]} Qe7+ {[%emt 0:00:31]} 109. Qf7 {[%emt 0:00:37]} Qe5+ {[%emt 0:00:20]} 110. Kg8 {[%emt 0:00:32]} Qg3+ {[%emt 0:00:36]} 111. Kh7 {[%emt 0:00:28]} Qd3+ {[%emt 0:00:14]} 112. Kh8 {[%emt 0:00:25]} Qd4+ {[%emt 0:00:21]} 113. Kg8 {[%emt 0:00:16]} Qd8+ {[%emt 0:00:19]} 114. Qf8 {[%emt 0:00:25]} Qd5+ {[%emt 0:00:12]} 115. Kg7 {[%emt 0:00:20]} Qd4+ {[%emt 0:00:13]} 116. Qf6 {[%emt 0:00:17]} Qd7+ {[%emt 0:00:15]} 117. Kg6 {[%emt 0:00:05]} Qd3+ {[%emt 0:00:20]} 118. Kf7 {[%emt 0:00:59]} Qd7+ {[%emt 0:01:02]} 119. Kf8 {[%emt 0:00:31]} Qc8+ {[%emt 0:00:13]} 120. Ke7 {[%emt 0:00:05]} Qb7+ {[%emt 0:00:25]} 121. Ke8 {[%emt 0:00:21]} Qb5+ {[%emt 0:00:36]} 122. Ke7 {[%emt 0:00:57]} Qb7+ {[%emt 0:00:10]} 123. Ke6 {[%emt 0:00:53]} Qc6+ {[%emt 0:00:32]} 124. Ke5 {[%emt 0:00:20]} Qc3+ {[%emt 0:00:18]} 125. Kf5 {[%emt 0:00:04]} Qd3+ {[%emt 0:00:12]} 126. Ke6 {[%emt 0:00:25]} Qc4+ {[%emt 0:00:12]} 127. Kd7 {[%emt 0:00:07]} Qa4+ {[%emt 0:00:54]} 128. Qc6 {[%emt 0:00:22]} Qh4 {[%emt 0:04:46]} 129. Kc8 {[%emt 0:02:00]} Ke1 {[%emt 0:03:16]} 130. Qe6+ {[%emt 0:00:30]} Kf1 {[%emt 0:01:32]} 131. Qf5+ {[%emt 0:00:33]} Ke1 {[%emt 0:00:45]} 132. h7 {[%emt 0:00:14]} Qc4+ {[%emt 0:00:14]} 133. Kd8 {[%emt 0:00:42]} Qd4+ {[%emt 0:00:19]} 134. Ke8 {[%emt 0:00:39]} Qa4+ {[%emt 0:01:27]} 135. Kf7 {[%emt 0:00:27]} Qa7+ {[%emt 0:02:33]} 136. Kf6 {[%emt 0:00:32]} Qa8 {[%emt 0:00:39]} 137. Qb1+ {[%emt 0:00:31]} Kd2 {[%emt 0:00:38]} 138. Qb4+ {[%emt 0:00:16]} Kc2 {[%emt 0:00:22]} 139. Qc4+ {[%emt 0:00:20]} Kb1 {[%emt 0:00:17]} 140. Qf1+ {[%emt 0:00:14]} Kb2 {[%emt 0:00:10]} 141. Qf2+ {[%emt 0:00:09]} Kb1 {[%emt 0:01:18]} 142. Qg1+ {[%emt 0:00:08]} Kb2 {[%emt 0:00:10]} 143. Qh2+ {[%emt 0:01:46]} Kb1 {[%emt 0:00:17]} 144. h8=Q {[%emt 0:00:28]} Qf3+ {[%emt 0:01:01]} 145. Kg5 {[%emt 0:00:34]} Qe3+ {[%emt 0:01:11]} 146. Qf4 {[%emt 0:00:31]} Qg1+ {[%emt 0:00:12]} 147. Kf5 {[%emt 0:00:36]} Qc5+ {[%emt 0:00:07]} 148. Qhe5 {[%emt 0:00:15]} Qf8+ {[%emt 0:00:13]} 149. Kg4 {[%emt 0:00:15]} Qg8+ {[%emt 0:00:07]} 150. Qeg5 {[%emt 0:00:09]} Qb3 {[%emt 0:00:35]} 151. Qc1+ {[%emt 0:00:10]} Ka2 {[%emt 0:00:05]} 152. Qa5+ {[%emt 0:00:07]} Qa4+ {[%emt 0:00:05]} 153. Qxa4# {[%emt 0:00:05]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.29"]
[White "Goganov, Aleksey"]
[Black "Afanasiev, Nikita"]
[Result "1/2-1/2"]
[ECO "D80"]
[WhiteElo "2612"]
[BlackElo "2508"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,88,27,25,21,30,49,55,58,-13,-7,0,12,6,10,11,7,-6,-3,-10,-4,-13,-2,-2,-3,-10,-2,-24,-24,-24,-20,-20,-16,-12,-14,-17,-23,-17,-8,-9,-10,-8,-9,-9,-9,-10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Bh4 Nxc3 6. bxc3 Bg7 7. cxd5 Qxd5 8. e3 c5 9. Nf3 Nc6 10. Be2 b6 {D91: Grünfeld: 4 Nf3 Bg7 5 Bg5} (10... cxd4 11. cxd4 O-O 12. O-O Bf5 13. h3 Rac8 14. Qb3 Qxb3 15. axb3 a6 16. g4 Be4 17. Nd2 Bd5 18. Nc4 Rcd8 19. Rac1 Rfe8 20. Rfd1 Nb4 {1-0 (60) Tomashevsky,E (2747)-Khairullin,I (2662) Chita 2015}) 11. O-O cxd4 $146 ({Predecessor:} 11... Bb7 12. Rb1 cxd4 13. cxd4 O-O 14. Qa4 e6 15. Rfc1 {1-0 (45) Meinzer,D (2225)-Johne,S (2012) Germany 2009}) 12. Nxd4 Bd7 {White is slightly better.} 13. Bf3 (13. Nb5 $14 Qxd1 14. Rfxd1 (14. Raxd1 Rc8 $14)) 13... Qc5 $11 14. Nb3 Qc4 15. Bg3 Rc8 16. Bd5 Qg4 17. Rc1 (17. f3 {with more complications.} Qf5 18. e4 Qf6 19. f4 e6 20. e5) 17... Qxd1 18. Rfxd1 e6 19. Bc4 Nb8 20. Be2 Ba4 21. Bd6 Bf6 22. Bf3 Nc6 23. c4 {[%cal Bc3c4,Bc4c5][%mdl 32]} Be7 24. c5 Bxd6 25. Rxd6 {Strongly threatening Bxc6+.} Ke7 26. Rd2 Ne5 27. Be2 Bxb3 {The position is equal.} 28. axb3 Rxc5 29. Rxc5 bxc5 {[%mdl 4096] Endgame KRB-KRN} 30. Ra2 Ra8 31. f4 Nd7 32. Bf3 Rb8 33. Rxa7 Rxb3 34. Bc6 Rd3 35. Kf2 c4 36. Ke2 Rd6 37. Bb5 c3 38. Rxd7+ Rxd7 39. Bxd7 {[#] Threatens to win with Ba4.} Kxd7 {KP-KP} (39... c2 $5 40. Kd2 $8 Kxd7 $11) 40. Kd3 Kd6 41. Kxc3 Kd5 42. Kd3 f5 43. h3 h6 44. g3 e5 {Accuracy: White = 75%, Black = 75%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.30"]
[White "Xu, Yi"]
[Black "Jumabayev, Rinat"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2520"]
[BlackElo "2604"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,61,10,16,15,12,10,20,16,8,8,13,17,34,32,30,35,32,23,41,41,64,56,46,44,56,52,44,24,61,0,34,35,58,51,48,42,58,50,256,262,416,424,768,503,481,456,733,661,654,649,634,443,655,655]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 O-O 6. Nbd2 {C50: Hungarian Defence and Giuoco Pianissimo} h6 7. c3 a5 8. Re1 {The position is equal.} d6 9. Nf1 Be6 10. Bb5 Bd7 $146 ({Predecessor:} 10... Bb6 11. Ng3 Ne7 12. d4 c6 13. Bd3 Qc7 14. h3 c5 15. d5 {1-0 (81) Ragger,M (2701)-McShane,L (2667) Germany 2018}) 11. Ng3 Ba7 12. h3 Re8 13. Ba4 Qb8 14. d4 b5 15. Bc2 a4 16. Be3 Bb6 17. Qc1 Kh7 18. Nh4 Ng8 {[%cal Re5d4]} 19. Nhf5 (19. Qd1 $14) 19... Qd8 (19... Bxf5 $5 20. Nxf5 g6 $11) 20. dxe5 {[#] Strongly threatening Bxb6.} Bxe3 21. Qxe3 g6 22. e6 fxe6 23. Nd4 Na5 $2 {[#]} ({Better is} 23... e5 $14) 24. e5 $18 Re7 (24... Nc4 $142 25. Qd3 Ne7) 25. Nh5 dxe5 (25... Be8 $142 26. Nf4 dxe5) 26. Qxe5 Nc4 27. Qg3 Be8 (27... e5 $142 28. Bxg6+ Kh8) 28. Nf4 e5 29. Nxg6 Bxg6 30. Qxg6+ Kh8 31. Nc6 {[%mdl 64] Double Attack. Accuracy: White = 80%, Black = 40%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.31"]
[White "Petrosian, Tigran L."]
[Black "Tahbaz, Arash"]
[Result "1/2-1/2"]
[ECO "D56"]
[WhiteElo "2595"]
[BlackElo "2484"]
[Annotator "TA"]
[PlyCount "140"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 28,140,0,0,0,0,0,-8,0,0,12,8,14,7,1,6,14,0,0,0,32,0,0,0,7,12,19,6,4,4,4,2,4,1,8,0,8,0,74,74,74,74,74,52,74,52,74,52,74,55,74,52,74,55,74,55,74,52,74,74,74,74,74,74,74,74,74,74,74,74,74,74,74,74,74,42,42,42,42,42,42,42,42,8,28,28,28,28,28,28,28,28,28,28,28,28,28,28,28,8,28,8,28,28,28,17,28,27,27,0,28,28,29,0,34]} 1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 Be7 5. Bg5 h6 6. Bh4 O-O 7. e3 Ne4 8. Bxe7 Qxe7 9. Rc1 c6 10. Bd3 Nxc3 11. Rxc3 Nd7 12. O-O e5 13. dxe5 dxc4 14. Rxc4 Nxe5 15. Re4 Nxf3+ {D56: Queen's Gambit Declined: Lasker Defence} 16. Qxf3 Qc7 17. Bc4 b5 18. Bb3 c5 19. Bd5 Bb7 (19... Rb8 20. Qh5 Bb7 21. Bxb7 Rxb7 22. Rd1 c4 23. Rg4 {½-½ (38) Vitiugov,N (2726)-Radjabov,T (2710) Doha 2016}) 20. Bxb7 Qxb7 21. Re5 Qb6 22. Qf5 Rac8 {[#]} 23. Rc1 $146 {[%cal Re5c5]} ({Predecessor:} 23. Rd1) 23... Rfd8 24. g3 {[%cal Rc1c5]} g6 25. Qf4 $40 {[%mdl 128] White attacks.} Kg7 26. Re7 Qf6 27. Qxf6+ Kxf6 28. Rxa7 $11 {[%mdl 4096] Endgame Threatens to win with Ra5. KRR-KRR} Rd2 29. b3 c4 30. bxc4 Rxc4 31. Rxc4 (31. Ra6+ {seems wilder.} Ke5 32. Rb1 b4 33. Ra4 Rcc2 34. Rbxb4 Rxf2 35. Re4+) 31... bxc4 {KR-KR} 32. Rc7 Rxa2 (32... Rc2 $11 {keeps the balance.}) 33. Rxc4 $16 h5 34. Rc6+ Kg7 35. Kg2 Ra4 36. h3 Ra2 37. Kf3 Rb2 38. Rd6 Ra2 39. Rd1 Rb2 40. Re1 Rb3 41. Re2 Ra3 42. Rd2 Rb3 43. Kf4 Rb1 44. e4 Rh1 45. h4 Re1 46. Rd7 Re2 47. f3 Rg2 48. Rd1 Rf2 49. Rd5 Rf1 50. Rc5 Rf2 51. g4 hxg4 52. Kxg4 Rg2+ 53. Kh3 Rg1 54. Kh2 Ra1 55. h5 gxh5 56. Rxh5 f6 57. Kg3 Ra6 58. Kf4 Kg6 59. Rd5 Rb6 60. Rd7 Ra6 61. Ke3 Ra3+ 62. Rd3 Ra6 63. f4 Rb6 64. Ra3 Rd6 65. Ra7 Rb6 66. Rc7 Ra6 67. Kd4 Rd6+ 68. Ke3 Ra6 69. Rd7 Ra4 70. Rc7 Ra3+ {Accuracy: White = 36%, Black = 52%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.32"]
[White "Tabatabaei, M.amin"]
[Black "Suleymenov, Alisher"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "2590"]
[BlackElo "2428"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,59,59,61,49,84,81,99,81,98,89,112,98,294,185,188,193,255,247,316,306,531,536,651,600,1123,1115,939,949,935,924,905,960,943,950,940,939,935,899,1792,1776,1616,1437,3421,2201,29991,29992,29992,29993,29994,29995]} 1. d4 Nf6 2. c4 b6 3. f3 Nc6 (3... Bb7 4. e4 e6 5. Nc3 d5 6. cxd5 exd5 7. e5 Nfd7 8. f4 c5 9. Nf3 Nc6 10. Be3 cxd4 11. Nxd4 Bc5 12. Bb5 Nxd4 13. Bxd4 {1-0 (33) Matlakov,M (2700)-Mamedyarov,S (2817) St Petersburg 2018}) 4. Nc3 e5 5. d5 Ne7 6. e4 {A50: Queen's Fianchetto Defence (1 d4 Nf6 2 c4 b6)} Ng6 {LiveBook: 33 Games} 7. h4 Bc5 8. Nge2 {White is better.} Nh5 $146 ({Predecessor:} 8... h6 9. h5 Nf8 10. Na4 Be7 11. Be3 {½-½ (28) Druska,J (2370)-Jurcik,M (2481) Slovakia 2014}) 9. Bg5 f6 10. Bd2 O-O 11. Qc2 f5 $2 (11... Ba6 $16) 12. Bg5 Ne7 13. exf5 {[%cal Be4f5,Bf5g6][%mdl 32]} h6 (13... c6 $142 14. g4 Nf6) 14. g4 $18 hxg5 15. hxg5 g6 $2 (15... Qe8 {is a better defense.} 16. Rxh5 Nxf5) 16. fxg6 (16. gxh5 Nxf5 17. Ne4 (17. hxg6 Qxg5 18. Ne4 Bb4+ 19. N2c3 Nd4 $14) 17... Ne3 $16) 16... Rxf3 17. Rxh5 ({Weaker is} 17. gxh5 Bf2+ 18. Kd1 d6 $18) 17... Rxf1+ 18. Kxf1 {[#] Ne4 is the strong threat.} Qf8+ 19. Kg2 {Threatens to win with Ne4.} Qf2+ 20. Kh3 {Strongly threatening Ne4.} d6 21. Ne4 Qf3+ 22. Kh2 {[#] Black must now prevent Nf6+.} Bf5 23. Nf6+ Kg7 24. gxf5 Qf2+ 25. Kh3 {White wants to mate with Rh7+.} Nxf5 26. Qe4 Kxg6 27. Kg4 Be3 28. Rh6+ {White mates.} Kf7 29. Qxf5 Qxe2+ 30. Kh3 {Precision: White = 100%, Black = 40%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.33"]
[White "Macovei, Andrei"]
[Black "Antipov, Mikhail Al."]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "2435"]
[BlackElo "2589"]
[Annotator "TA"]
[PlyCount "118"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,118,34,2,56,45,47,42,59,32,55,19,43,0,0,-62,-43,-71,-69,-92,6,-59,-48,-55,-48,-36,-43,-57,-56,-62,-22,-17,-13,-41,-24,-70,-91,-171,-176,-173,-164,-187,-48,-62,-32,-43,-18,-60,0,-26,0,0,0,0,0,0,0,-10,-3,-2,-7,-2,-10,-23,-4,-23,0,-10,0,0,0,-17,0,0,0,0,0,0,0,0,0,-4,0,0,0,0,0,0,0,-18,-18,-18,-6,-6,-8,-12,-12,-118,-33,-52,-90,-318,-318,-29960,-29961,-29961,-29960,-29972,-29973,-29984,-29984]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 d6 6. Be3 Ne7 {B54: Sicilian: 2...d6 3 d4 cxd4 4 Nxd4, Unusual Lines} (6... b5 $11) (6... b5 7. Qd2 Bb7 8. f3 Nf6 9. a4 b4 10. Na2 a5 11. Bb5+ Nbd7 12. O-O Be7 13. c3 bxc3 14. Nxc3 O-O 15. Nc6 Bxc6 16. Bxc6 Rc8 17. Bb5 {½-½ (93) Grischuk,A (2766)-Duda,J (2737) chess.com INT 2018}) 7. Qd2 Nec6 8. Nb3 b5 $146 {[%cal Bb7b5,Bb5b4][%mdl 32] White is slightly better.} ({Predecessor:} 8... Be7 9. f4 O-O 10. O-O-O b5 11. g4 Na5 12. Nxa5 Qxa5 13. Kb1 Nc6 14. g5 {1-0 (40) Heinatz,T (2327)-Simon,R (2239) Saas Almagell 2005}) 9. O-O-O Be7 10. f3 Nd7 11. g4 Nce5 12. Qg2 (12. Be2 $11) 12... b4 $15 13. Ne2 Nc4 $36 {[%mdl 2048] Black has the initiative.} 14. Bd4 e5 (14... O-O $17) 15. Bg1 (15. Ng3 $11 Qc7 16. Bg1) 15... Qc7 16. Ng3 g6 17. Bxc4 Qxc4 18. Nf1 Qc6 19. Ne3 $1 a5 {next ...a4 is good for Black.} 20. Nd5 a4 21. Nd2 Rb8 (21... b3 $5 22. axb3 axb3 23. Nxb3 Ba6 $15) 22. Kb1 Nf6 $1 {[%cal Rf6d5]} 23. Nxf6+ (23. Ne3 $17 {is a better defense.}) 23... Bxf6 $19 24. Nf1 Be6 {Hoping for ...a3.} 25. Qd2 Qc4 (25... O-O $19 26. Ne3 Rfc8) 26. b3 $1 $15 {[%cal Rb3c4]} axb3 27. cxb3 Qb5 $1 28. Ne3 Bg5 (28... Ra8 $15) 29. Nd5 ({Much weaker is} 29. Qxd6 Rd8 $17) 29... Bxd5 (29... Bxd2 {looks sharper.} 30. Nc7+ Ke7 31. Nxb5 Rxb5 32. Rxd2 d5) 30. Qxd5 (30. Qxg5 Bxb3 31. axb3 Ra8) 30... Qxd5 31. Rxd5 Ke7 32. h4 Bf4 33. Bh2 Bxh2 34. Rxh2 $11 {[%mdl 4096] Endgame KRR-KRR} h5 35. g5 Rhc8 36. Rd3 Rc6 37. Kb2 Ra8 38. Rhd2 Raa6 (38... Ke6 {is more complex.} 39. Rd5 Rb6 40. Rf2 Rba6 41. Kb1 f6) 39. Rd5 Rab6 40. R2d3 f6 41. gxf6+ Kxf6 42. f4 exf4 {aiming for ...Rc5.} 43. Rf3 Rc5 {White must now prevent ...Rxd5.} 44. Rxf4+ Ke6 45. Rf2 Rxd5 46. exd5+ Kxd5 {KR-KR} 47. Rg2 Rb8 48. Rxg6 Rf8 49. Rg2 Rf4 50. Rh2 Kd4 51. a3 bxa3+ 52. Kxa3 d5 53. b4 (53. Rd2+ $11 Kc5 54. Rc2+ Kb5 55. Rh2) 53... Kc3 (53... Rf3+ $1 $17 54. Ka4 Kc3) 54. Rh3+ Kc4 {...d4 is the strong threat.} 55. Rh1 $2 {[#]} (55. Rg3 $17) 55... Rf3+ $1 $19 56. Ka4 $2 (56. Kb2 $19) 56... d4 {Black mates.} 57. b5 {[#]} d3 $1 58. b6 d2 59. b7 Rb3 {Accuracy: White = 35%, Black = 52%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.34"]
[White "Schitco, Ivan"]
[Black "Aleksandrov, Aleksej"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2426"]
[BlackElo "2574"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,88,0,0,14,2,24,22,38,37,45,35,53,22,32,14,31,31,26,27,28,27,65,68,49,23,61,-65,-80,-88,-90,-81,-79,-96,-29,-154,-95,-241,-252,-295,-279,-286,-268,-232,-220,-401,-401,-389,-393,-370,-358,-464,-446,-461,-463,-677,-677,-677,-677,-5402,-5397,-5397,-440,-425,-307,-301,-301,-290,-273]} 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 dxc4 5. Qa4+ Nbd7 6. Qxc4 c5 7. Qb3 Rb8 8. a4 b6 9. d3 Bd6 10. Na3 a6 11. Nc4 Bc7 12. Bd2 O-O {A13: English Opening: 1...e6} 13. O-O Bb7 14. Qa3 Ba8 {The position is equal.} 15. b4 b5 16. axb5 axb5 17. Na5 {[#]} Bd6 $146 ({Predecessor:} 17... Ne5 18. Nxe5 Bxe5 {½-½ (52) Khairullin,I (2650)-Aleksandrov,A (2539) Loo 2014}) 18. bxc5 Bxc5 19. Qb2 e5 20. Nb3 ({Reject} 20. Nxe5 Nxe5 21. Qxe5 Bd4 $15) 20... Bd6 21. Ra6 Bc7 22. Rc1 Re8 23. Qa2 h6 24. Na5 (24. e4 $1 $14) 24... Bb6 $1 $15 25. Nh4 e4 {Threatens to win with ...e3.} 26. d4 Bxd4 27. Nf5 Bd5 (27... Bb6 $1 $17 {aiming for ...Re6.} 28. Nc6 Bxc6 29. Rxc6 b4) 28. Qb1 {[#]} (28. Nc6 $11 {remains equal.} Bxa2 29. Nxd8 Rbxd8 30. Rxa2) 28... Bb6 $36 {[%mdl 2048] Keeping White busy.} ({Black should play} 28... Bxf2+ $1 {[%mdl 512]} 29. Kxf2 e3+ 30. Nxe3 Bxg2 31. Kxg2 Nc5 32. Rxc5 Qxd2 {[%mdl 64] Double Attack} 33. Rxf6 (33. Nf1 $2 Rxe2+ 34. Kh1 Re1 $19) 33... Rxe3) 29. Bf4 {[#]} (29. Nc6 $17 Bxc6 30. Rxc6) 29... Ra8 $1 $19 {[%cal Ra8a6]} ({Don't do} 29... Bxa5 30. Bxb8 Nxb8 31. Rd6) 30. Rxa8 Qxa8 31. Nb3 {[#]} e3 $1 {[%cal Re3f2]} 32. f3 Bc4 33. Nd6 $2 (33. Nbd4 {was necessary.}) 33... Bxe2 34. Nxe8 Qxe8 (34... Nxe8 $2 35. Qa1 $19) 35. Re1 Bc4 36. Kh1 {Now Nd2 and White clings on.} e2 37. Bd2 Bf2 38. Rc1 (38. Nc1 $142) 38... Ne5 {[%cal Bd7e5,Be5d3,Bd3e1][%mdl 32]} 39. Na5 Nd3 {Strongly threatening ...Be3.} 40. Rxc4 bxc4 41. Nxc4 e1=Q+ (41... Qa4 $142 {( -> ...Qd1+)} 42. Bf1 Qd1 43. Qxd1 exd1=Q) 42. Bxe1 Qxe1+ 43. Qxe1 Nxe1 44. Bf1 Bc5 {Accuracy: White = 48%, Black = 63%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.35"]
[White "Narayanan, Srinath"]
[Black "Sadhwani, Raunak"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "2572"]
[BlackElo "2448"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,72,42,20,15,19,26,16,18,13,10,8,8,8,6,1,18,0,0,0,43,0,0,0,0,0,24,14,37,37,60,43,48,0,0,-38,-37,-31,-35,-27,-26,-64,0,0,0,-18,0,0,0,-121,-97,-38,-10,-359,-375,-860,-779,-969,-959]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8. Re1 Bf5 9. Nc3 Nxc3 {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves} 10. bxc3 Bxd3 11. cxd3 O-O {The position is equal.} 12. Rb1 Rb8 13. Ne5 $146 ({Predecessor:} 13. Bf4 Bd6 14. Qd2 b6 15. h3 Qd7 16. Re2 Rfe8 17. Rbe1 Rxe2 18. Rxe2 Kf8 19. Bxd6+ {½-½ (19) Georgiev,K (2593)-Kuzubov,Y (2647) Valjevo 2018}) 13... Nxe5 14. dxe5 Qd7 15. d4 c5 16. f4 cxd4 17. cxd4 Rfc8 18. Qd3 Rc4 19. f5 Rbc8 20. Be3 Bd8 21. Qf1 Bb6 (21... Ba5 $5 {[%cal Ra5e1]} 22. Re2 Bb6 $14) 22. Qf4 g6 23. f6 {[#] Threatening mate with Qh6.} Bc5 24. Rf1 Bf8 25. Rf3 Rc2 26. Rf2 b5 27. h3 b4 28. Rbf1 a5 29. Qh4 $1 Rxf2 30. Rxf2 h5 31. g4 $1 {[%cal Rg4h5]} Rc3 32. Qg5 (32. Re2 $1 $11 Qb5 33. Re1) 32... h4 33. Re2 a4 {Threatens to win with ...b3.} 34. Bd2 $2 {[%mdl 8192]} (34. Qxh4 $11 {and White has nothing to worry.} b3 35. axb3 axb3 36. Bh6) 34... Qb5 $19 ({And not} 34... Rxh3 {[#]} 35. e6 $1 $16 {[%mdl 512]}) 35. Rg2 $2 (35. Re3 Rxe3 36. Qxe3) 35... Rf3 36. Qxh4 b3 {Accuracy: White = 47%, Black = 65%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.36"]
[White "Arjun Kalyan"]
[Black "Yakubboev, Nodirbek"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2444"]
[BlackElo "2569"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,94,13,23,23,24,21,21,16,16,17,18,16,17,10,31,32,29,22,265,248,274,259,277,270,277,277,275,285,268,271,260,226,299,312,311,335,314,321,316,279,316,329,408,402,437,402,430,420,478,482,476,447,453,424,402,421,504,493,461,474,425,0,0,0,4,0,0,0,29,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Be7 8. Bc4 Be6 9. Bxe6 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} (9. Bb3 Nbd7 10. O-O Rc8 11. Nh4 Nc5 12. Nf5 Bxf5 13. exf5 Nxb3 14. axb3 Qd7 15. Qf3 d5 16. Bg5 d4 17. Bxf6 Bxf6 {0-1 (41) Sjugirov,S (2663)-Sarana,A (2618) Khanty-Mansiysk 2018}) 9... fxe6 10. Ng5 Qd7 11. Qf3 d5 12. O-O-O {[%cal Re4d5]} d4 13. Bxd4 exd4 14. e5 $36 {[%mdl 2048] Black is under pressure.} O-O 15. Qh3 h6 $1 {[%cal Rh6g5]} 16. Nxe6 Nh7 $146 (16... Nc6 $11) ({Predecessor:} 16... Nc6 17. exf6 Rxf6 {½-½ (27) Ivanov,V (2195)-Khorunzhy,M (2233) ICCF email 2013}) 17. Rxd4 $18 (17. Nxf8 Qxh3 18. gxh3 dxc3 $14) 17... Qc8 {[#] aiming for ...Ng5.} 18. Nd5 $1 {[%cal Rd5e7]} (18. Nxf8 Qxh3 19. gxh3 Nxf8 $16) 18... Nc6 19. Nxe7+ ({Weaker is} 19. Nxf8 Bg5+ 20. f4 Nxd4 $14) 19... Nxe7 {[#]} 20. Qb3 $1 ({Not} 20. Nxf8 Qxh3 21. gxh3 Nxf8 $16) 20... Kh8 21. Nxf8 Nxf8 22. Rhd1 Nc6 23. Rd5 b5 24. f4 Qf5 25. g3 Rc8 26. Qd3 Qh3 {Threatening ...Nb4.} 27. Qd2 Qf5 {And now ...Nb4 would win.} 28. a3 b4 29. Qd3 Qh3 30. Qxa6 bxa3 31. Qxa3 Ng6 32. Rc5 Qg2 33. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Rb8 34. b5 Nce7 35. Rc7 Nf5 36. Qc5 Kh7 37. b6 Qxh2 38. e6 $2 ({White should try} 38. Rd3 $18) 38... Qxg3 $11 39. b7 Qxf4+ 40. Kb2 {Black must now prevent Rd5.} Qe4 $1 41. Rdd7 Nf4 (41... Nf8 $5 {[%cal Rf8d7]} 42. Qd5 Qb4+ 43. Qb3 Qe4 $11) 42. Rxg7+ {[%mdl 64] Decoy} Nxg7 {[#]The position is equal.} 43. Rxg7+ $1 {[%mdl 512]} Kxg7 44. Qc7+ Kf6 45. Qxb8 Qb4+ 46. Ka2 Qa4+ 47. Kb2 Qb4+ {Accuracy: White = 73%, Black = 51%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.37"]
[White "Gukesh D"]
[Black "Maghsoodloo, Parham"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2508"]
[BlackElo "2666"]
[Annotator "RC"]
[PlyCount "136"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Bc4 Nc6 5. O-O Nf6 6. d5 Nb8 7. Nc3 Bg4 8. h3 Bxf3 9. Qxf3 O-O 10. Be3 c6 11. Rad1 Qc7 12. dxc6 Nxc6 13. Qe2 a6 14. Bg5 e6 15. Qd2 Qa5 16. Bh6 Rfd8 17. Bxg7 Kxg7 18. a3 b5 19. Bb3 Qb6 20. Qf4 Qc5 21. Rd2 Rd7 22. Rfd1 Rad8 23. Rd3 h6 24. Qe3 g5 25. Ne2 Qxe3 26. Rxe3 Ne5 27. Nd4 h5 28. c3 h4 29. a4 Rb8 30. axb5 axb5 31. Nc2 Rdd8 32. Rd4 Kf8 33. Re1 Ke7 34. f3 Nfd7 35. Nb4 Rdc8 36. Red1 Nc5 37. Bc2 Nc4 38. Rb1 Nd7 39. Rdd1 Nde5 40. Bd3 Na5 41. Bf1 Nac6 42. Nc2 b4 43. cxb4 Nxb4 44. Ne3 Rc6 45. Rdc1 Rcb6 46. Rc7+ Kd8 47. Rc3 Nbc6 48. Rd1 Kd7 49. Nc4 Nxc4 50. Bxc4 Rxb2 51. Rcd3 Ke7 52. Rxd6 Ne5 53. Bf1 Ra8 54. R6d2 Raa2 55. Rxb2 Rxb2 56. Re1 Ng6 57. Re2 Rb1 58. Kf2 Nf4 59. Ra2 Nh5 60. Bd3 Rb3 61. Bc4 Rc3 62. Bb5 Kf6 63. Be8 Rc8 64. Bd7 Rc7 65. Be8 Ke5 66. Ke3 Rc3+ 67. Kf2 Rc7 68. Ke3 Rc8 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.38"]
[White "Van Foreest, Jorden"]
[Black "Sindarov, Javokhir"]
[Result "1-0"]
[ECO "C12"]
[WhiteElo "2618"]
[BlackElo "2505"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,73,-7,0,-6,0,-16,39,39,41,30,96,89,105,101,114,66,74,63,77,67,60,41,38,43,41,35,42,31,56,52,237,237,333,338,501,497,780,770,707,373,358,291,284,302,307,306,306,316,306,306,299,305,431,416,879,869]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. bxc3 Ne4 8. Bc1 c5 9. Qg4 g6 10. Bd3 cxd4 11. Nf3 {C12: French: Classical System: McCutcheon Variation} (11. Ne2 Nc6 12. cxd4 Qa5+ 13. Kf1 Nd2+ 14. Bxd2 Qxd2 15. h4 Bd7 16. Qf3 O-O-O 17. g3 f6 18. exf6 Rhf8 {0-1 (32) Plachetka,J (2439)-Cernousek,L (2379) Slovakia 2005}) 11... dxc3 12. O-O Nc6 (12... h5 $11 13. Qf4 Nc5) 13. Bxe4 $14 {White is slightly better.} dxe4 14. Qxe4 Qd5 $146 (14... Ne7 $11) ({Predecessor:} 14... Bd7 15. Rb1 Na5 16. Rd1 Qe7 17. Qd4 b6 18. Qxc3 Rc8 {0-1 (42) Meszaros,G-Laszlo,C Budapest 1953}) 15. Qf4 {[%mdl 1024] White has strong compensation.} Bd7 16. Qf6 Rh7 17. Ba3 Qa5 18. Bd6 {Hoping for Rab1.} Qd8 19. Qf4 $40 {[%mdl 128] White has some attack.} Ne7 20. Rfd1 Nd5 21. Qg3 Rc8 22. Rd4 Bc6 23. Rad1 Rh8 24. h4 b6 $2 {[#]} (24... Ne7 $1 $14) 25. Nh2 $1 $18 h5 (25... Rg8 $142 26. Ng4 h5) 26. Nf3 Qd7 (26... g5 {keeps fighting.} 27. Nxg5 Rg8 28. Nxe6 Rxg3 29. Nxd8 Ne3 30. fxg3 Rxd8) 27. Ng5 Ba4 (27... Qb7 $142 28. Ne4 Kd7) 28. Rxd5 Bxc2 29. Re1 Rc4 (29... exd5 $2 {loses.} 30. e6 $18) 30. Qf3 ({Not} 30. Rd3 Bxd3 31. Qxd3 Qc6 $16) 30... Bf5 ({Don't blunder} 30... exd5 $2 31. Qf6 $18) 31. Rdd1 c2 32. Rc1 Qc6 33. Qxc6+ Rxc6 34. Re2 f6 35. Nf3 Rc3 (35... Kf7 {was worth a try.} 36. Nd4 Rc3 37. Nxf5 gxf5 38. Rexc2 Rxc2 39. Rxc2 fxe5 40. Bxe5 Re8 41. Rc7+ Kg6 42. Rg7+ Kh6 43. Rxa7 b5) 36. exf6 Kf7 (36... Rxf3 $142 37. gxf3 Kf7) 37. Ng5+ {Accuracy: White = 81%, Black = 41%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.39"]
[White "Gordievsky, Dmitry"]
[Black "Gagare, Shardul"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2603"]
[BlackElo "2495"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,105,30,29,32,25,15,18,29,8,33,10,13,29,36,34,38,27,61,37,54,37,46,43,62,18,26,11,43,43,58,16,16,16,101,97,102,103,116,116,120,117,143,134,162,168,179,165,170,157,257,235,409,393,365,235,363,367,606,599,608,572,681,666,620,618,562,449,483,0,527,495,634,652,761,763,764,662,856,841,858,857,824,787,1290,1247,1191,1101,1587,1418,29969,29968,29977,29977,29977,29978,29939,29939]} 1. Nf3 d5 2. c4 c6 3. g3 Nf6 4. Bg2 Bf5 5. Qb3 Qb6 6. d3 e6 {A11: English Opening: 1...c6} 7. Be3 Qxb3 8. axb3 a6 {The position is equal.} 9. Bd4 Nbd7 10. Bc3 Bd6 $146 ({Predecessor:} 10... Be7 11. Nbd2 c5 12. Ne5 d4 13. Nxd7 Nxd7 14. Ba5 {1-0 (45) Giri,A (2783)-Aronian,L (2765) St Petersburg 2018}) 11. Nh4 Bg6 12. Nxg6 hxg6 13. b4 e5 14. Na3 Ke7 15. Nc2 Rad8 16. h3 Rhe8 17. b3 e4 18. dxe4 dxe4 19. O-O-O Be5 20. Kb2 Bxc3+ 21. Kxc3 c5 (21... g5 $11 {keeps the balance.}) 22. g4 $16 cxb4+ 23. Nxb4 Kf8 24. g5 Nh5 25. e3 f6 26. h4 Nc5 27. Rxd8 Rxd8 28. Nd5 Re8 29. Rg1 Re5 (29... Nd3 $16 {was necessary.}) 30. Bh3 $18 Kf7 $2 {[#]} (30... f5 31. Bf1 Re8) 31. b4 Ne6 32. Bxe6+ Rxe6 {[%mdl 4096] Endgame KRN-KRN} (32... Kxe6 $142 33. gxf6 Nxf6) 33. Kd4 Re5 $2 (33... Kf8 34. Rb1 Re5) 34. Rg4 Rf5 35. Rxe4 Rxf2 36. Re7+ Kf8 37. Rxb7 Ng3 38. Rb8+ Kf7 39. Rb7+ Kf8 40. Kc5 Ne4+ 41. Kb6 fxg5 42. hxg5 Rd2 43. Kxa6 Nxg5 44. Nf4 Ne4 45. Nxg6+ Kg8 46. c5 Rg2 47. Ne7+ Kf8 48. c6 Nd6 49. Rd7 Ra2+ 50. Kb6 {White mates.} Nc4+ 51. Kb7 Ne5 {[#]} 52. Ng6+ $1 {[%mdl 576] Promotion} Nxg6 53. c7 {Accuracy: White = 72%, Black = 30%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.21"]
[Round "2.40"]
[White "Vaibhav, Suri"]
[Black "Karthik Venkataraman"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "2575"]
[BlackElo "2494"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,80,29,43,46,37,39,45,57,52,159,143,175,170,177,159,189,190,166,165,175,145,131,112,106,104,110,66,63,74,65,39,53,0,0,0,0,0,0,-35,-18,-41,-43,-47,-54,-48,-45,-48,-59,-56,-18,-29,-32,-36,-36,-41,0,-21,0,-21,-21,-21,0,-21,0,-14,-14]} 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 O-O 6. h3 e5 7. d5 a5 8. Be3 Na6 9. g4 Nd7 {E90: King's Indian: Classical: Early deviations and 6 h3} (9... Nc5 10. Nd2 c6 11. Be2 a4 12. h4 Qa5 13. f3 a3 14. Qc2 axb2 15. Qxb2 h5 16. g5 Nfd7 17. O-O f6 18. Kg2 Qd8 19. Nb3 fxg5 20. hxg5 {½-½ (67) Nepomniachtchi,I (2757)-Grischuk,A (2766) chess.com INT 2018}) 10. a3 Nb6 11. Rg1 Kh8 {White is slightly better.} 12. h4 f5 $146 (12... Bd7 $14) ({Predecessor:} 12... Bd7 13. g5 f6 14. h5 gxh5 15. Nd2 fxg5 16. Qxh5 Qf6 17. O-O-O {½-½ (66) Melkumyan,H (2653)-Andersen,M (2479) Reykjavik 2016}) 13. gxf5 $16 gxf5 {[#]} 14. Ng5 $1 Qe8 15. Nb5 {Bxb6 is the strong threat.} Rf6 {[#]} 16. Nxc7 $1 {[%mdl 576] Remove Defender} Nxc7 17. Bxb6 Na6 {[%cal Bc7a6,Ba6c5,Bc5b3][%mdl 32]} 18. Qc2 h6 19. Ne6 ({And not} 19. Bxa5 hxg5 20. hxg5 Rf8 $15) 19... Bxe6 20. dxe6 Qc6 21. Be3 ({Stronger than} 21. exf5 Qxb6 22. O-O-O Nc5 $17) 21... f4 $1 {[%cal Rf4e3]} 22. Bd2 Nc5 23. f3 Qb6 {aiming for ...Nb3.} 24. Rg2 ({White should play} 24. Bc3 $1 $14) 24... Nb3 $1 $11 {[%cal Rb3a1]} 25. Rd1 Rxe6 26. Bc3 Bf6 $36 {[%mdl 2048] White is under pressure.} 27. Rh2 Rg8 28. Qf2 Nd4 29. Kd2 Rg3 30. Bxd4 $1 exd4 31. Kc1 Qb3 32. Bd3 Re7 33. Qe2 Be5 34. Kb1 Reg7 {White must now prevent ...Rg2!} 35. Rf1 Qb6 36. Qc2 {The position is equal.} Qd8 37. Ka2 h5 38. Rff2 Qg8 39. Qa4 Qd8 40. Qb5 b6 {Accuracy: White = 57%, Black = 72%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.1"]
[White "Sasikiran, Krishnan"]
[Black "Aravindh, Chithambaram VR."]
[Result "1-0"]
[ECO "C60"]
[WhiteElo "2678"]
[BlackElo "2601"]
[Annotator "ChessBase"]
[PlyCount "63"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 3. Bb5 {[%emt 0:00:00]} Nge7 {[%emt 0:00:02]} 4. O-O {[%emt 0:09:11]} g6 {[%emt 0:00:26]} 5. c3 {[%emt 0:00:33]} a6 {[%emt 0:00:09]} 6. Ba4 {[%emt 0:01:03]} Bg7 {[%emt 0:00:20]} 7. d4 {[%emt 0:00:33]} exd4 {[%emt 0:00:09]} 8. cxd4 {[%emt 0:00:57]} b5 {[%emt 0:00:09]} 9. Bb3 {[%emt 0:00:26]} O-O {[%emt 0:00:30]} 10. a4 {[%emt 0:04:39]} b4 {[%emt 0:03:15]} 11. a5 {[%emt 0:02:09]} d5 {[%emt 0:02:05]} 12. exd5 {[%emt 0:05:06]} Nxd5 {[%emt 0:00:07]} 13. Bg5 {[%emt 0:02:43]} f6 {[%emt 0:01:43]} 14. Be3 {[%emt 0:04:53]} Kh8 {[%emt 0:07:05]} 15. Nbd2 {[%emt 0:06:05]} Nce7 {[%emt 0:10:01]} 16. Re1 {[%emt 0:15:30]} g5 {[%emt 0:21:10]} 17. h3 {[%emt 0:13:54]} Ng6 {[%emt 0:01:34]} 18. Rc1 {[%emt 0:03:50]} Bb7 {[%emt 0:10:06]} 19. Qc2 {[%emt 0:06:13]} Re8 {[%emt 0:02:48]} 20. Ne4 {[%emt 0:03:06]} Bh6 {[%emt 0:18:52]} 21. Bd2 {[%emt 0:04:26]} Ndf4 {[%emt 0:01:12]} 22. d5 {[%emt 0:02:38]} Bg7 {[%emt 0:01:45]} 23. Rcd1 {[%emt 0:04:24]} Qc8 {[%emt 0:04:19]} 24. Bxf4 {[%emt 0:03:26]} Nxf4 {[%emt 0:04:12]} 25. Nexg5 {[%emt 0:01:47]} fxg5 {[%emt 0:00:15]} 26. Nxg5 {[%emt 0:00:14]} Rxe1+ {[%emt 0:00:55]} 27. Rxe1 {[%emt 0:00:06]} Qg8 {[%emt 0:00:11]} 28. d6 {[%emt 0:00:41]} Bd5 {[%emt 0:01:35]} 29. Bxd5 {[%emt 0:00:19]} Nxd5 {[%emt 0:00:05]} 30. d7 {[%emt 0:00:26]} Bf6 {[%emt 0:03:30]} 31. Re8 {[%emt 0:00:30]} Bxg5 {[%emt 0:00:10]} 32. Qc6 {[%emt 0:01:07]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.2"]
[White "Narayanan.S.L"]
[Black "Zhou, Jianchao"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2593"]
[BlackElo "2615"]
[Annotator "ChessBase"]
[PlyCount "57"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:01:15]} d5 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:05]} c6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:13]} Nf6 {[%emt 0:00:00]} 4. e3 {[%emt 0:00:06]} a6 {[%emt 0:03:09]} 5. Nf3 {[%emt 0:00:06]} Bf5 {[%emt 0:02:32]} 6. Ne5 {[%emt 0:00:16]} Nbd7 {[%emt 0:04:28]} 7. Qb3 {[%emt 0:00:08]} Qc7 {[%emt 0:00:36]} 8. cxd5 {[%emt 0:00:07]} Nxe5 {[%emt 0:02:34]} 9. dxe5 {[%emt 0:00:06]} Nxd5 {[%emt 0:00:28]} 10. Nxd5 {[%emt 0:00:06]} cxd5 {[%emt 0:00:06]} 11. Bd2 {[%emt 0:00:05]} Qxe5 {[%emt 0:04:45]} 12. Rc1 {[%emt 0:15:16]} Qb8 {[%emt 0:43:12]} 13. Ba5 {[%emt 0:42:53]} Bd7 {[%emt 0:14:12]} 14. Rc7 {[%emt 0:13:00]} Bc6 {[%emt 0:01:46]} 15. Qc3 {[%emt 0:00:06]} e6 {[%emt 0:04:07]} 16. Be2 {[%emt 0:00:30]} Bd6 {[%emt 0:07:13]} 17. Qxg7 {[%emt 0:00:33]} Bxc7 {[%emt 0:00:32]} 18. Bxc7 {[%emt 0:00:11]} Qxc7 {[%emt 0:00:07]} 19. Qxh8+ {[%emt 0:00:06]} Ke7 {[%emt 0:01:59]} 20. Qxa8 {[%emt 0:03:00]} Qa5+ {[%emt 0:00:01]} 21. Kf1 {[%emt 0:04:13]} Qd2 {[%emt 0:01:23]} 22. f3 {[%emt 0:04:38]} Qc1+ {[%emt 0:01:30]} 23. Kf2 {[%emt 0:00:04]} Qxh1 {[%emt 0:00:03]} 24. Qb8 {[%emt 0:00:30]} Qb1 {[%emt 0:00:36]} 25. Qc7+ {[%emt 0:01:10]} Ke8 {[%emt 0:00:27]} 26. Qc8+ {[%emt 0:01:31]} Ke7 {[%emt 0:00:01]} 27. Qc7+ {[%emt 0:01:59]} Ke8 {[%emt 0:00:01]} 28. Qc8+ {[%emt 0:00:57]} Ke7 {[%emt 0:00:01]} 29. Qc7+ {[%emt 0:00:07]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.3"]
[White "Chigaev, Maksim"]
[Black "Nihal Sarin"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2613"]
[BlackElo "2578"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,79,0,0,0,10,0,2,10,18,13,31,29,35,43,41,41,43,40,75,77,106,102,101,93,85,93,79,54,49,50,56,50,47,61,99,35,67,56,243,239,250,74,69,70,69,68,73,59,87,87,87,81,75,79,90,77,81,77,481,481,608,599,525,571,1403,1374,1141,1043]} 1. Nf3 d5 2. g3 Nc6 3. Bg2 e5 4. d3 g6 5. O-O Bg7 6. e4 Nge7 7. exd5 Nxd5 8. Nc3 {C44: Ponziani Opening and Scotch Gambit} Nde7 9. Re1 O-O 10. Rb1 {The position is equal.} Bg4 $146 ({Predecessor:} 10... a5 11. a3 Re8 12. b4 axb4 13. axb4 Nf5 14. Bg5 f6 15. Bd2 Be6 16. b5 Nce7 17. g4 {1-0 (30) Carlsen,M (2832)-Nakamura,H (2786) chess.com INT 2018}) 11. h3 Be6 12. b4 Nd5 13. Nxd5 Bxd5 14. c4 Bxf3 $1 15. Bxf3 Qc8 16. Bb2 Rd8 17. Bxc6 $1 bxc6 18. Bxe5 Qxh3 19. Bxc7 Rd7 20. Be5 Qf5 $1 21. d4 Rad8 {And now ...Bxe5 would win.} 22. Bxg7 Kxg7 23. d5 Qf6 {[%cal Rc6d5]} 24. b5 (24. Re4 $16) 24... cxd5 $14 25. c5 h5 $2 {[#]} (25... d4 $14) 26. c6 $1 $18 {[%cal Rc6d7]} Rd6 27. Qe2 $2 (27. Qa4 $18 {and the rest is easy.}) 27... d4 $16 28. Qe5 d3 29. Qxf6+ Kxf6 $14 {[%mdl 4096] Endgame KRR-KRR} 30. Rb4 d2 31. Rf4+ Kg7 32. Rd1 Rd5 {[#]} 33. Rc4 $1 Kf6 34. a4 Ke6 35. Re4+ Kd6 $2 {[%mdl 8192]} (35... Kf6 $16) 36. Re2 $18 {White is clearly winning.} Kc5 {[#] next ...Kb4 is good for Black.} 37. Rexd2 $1 {[%mdl 512]} Rxd2 38. Rxd2 Rc8 39. Rd7 $1 {[%csl LRa7,LRf7]} a6 40. Rb7 {Accuracy: White = 77%, Black = 41%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.4"]
[White "Wei, Yi"]
[Black "Lupulescu, Constantin"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2733"]
[BlackElo "2610"]
[Annotator "TA"]
[PlyCount "124"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,124,23,18,21,20,20,20,11,21,18,8,12,21,22,12,0,2,1,2,8,2,0,0,0,0,0,0,0,3,0,-7,-7,-14,-13,0,-8,-8,-22,-11,-11,-3,-43,-9,-26,-4,-9,0,-6,0,-29,-18,-15,0,0,0,0,0,-10,0,0,0,0,0,0,0,0,0,0,19,19,22,15,70,79,110,20,20,20,20,20,20,20,20,20,20,20,66,66,66,66,66,66,66,69,70,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Nf3 Bxc5 6. a3 {B12: Caro-Kann: Advance Variation} Ne7 7. b4 (7. Bd3 Ng6 8. O-O O-O 9. Nbd2 Nc6 10. b4 Bb6 11. Bxg6 fxg6 12. Nb3 Bd7 13. Re1 {1-0 (29) Anand,V (2773)-Mamedyarov,S (2817) Wijk aan Zee 2019}) 7... Bb6 8. Bb2 a5 9. Nbd2 axb4 10. axb4 Rxa1 11. Qxa1 O-O 12. Bd3 Na6 13. Qa3 $146 ({Predecessor:} 13. c3) 13... Ng6 {[%cal Be7g6,Bg6f4,Bf4d3][%mdl 32]} 14. O-O Nf4 15. Rb1 Nxd3 16. Qxd3 Qe7 17. Qb3 Bd7 18. c4 Rc8 ({Avoid the trap} 18... Qxb4 $2 19. Qxb4 Nxb4 20. Ba3 $18) 19. Ba3 Qe8 20. c5 Bd8 21. Nd4 Be7 22. Qd3 Ra8 23. N2b3 Nc7 24. Bc1 Nb5 25. h3 h6 26. Bd2 Ra3 27. Nc2 Ra8 28. Na5 Qb8 29. Nd4 Nxd4 30. Qxd4 Bd8 31. Nc4 dxc4 32. Qxd7 Bc7 33. Qd4 Qd8 34. Qxd8+ Rxd8 $11 {[%mdl 4096] Endgame KRB-KRB} 35. Bc3 b5 36. cxb6 $1 Bxb6 37. Kf1 Rd3 38. Rc1 Kh7 39. Ke2 g5 $1 40. Bd2 Rd5 ({Black should play} 40... Bxf2 $1 $11 41. Rxc4 Rd5) 41. Be3 $14 Rxe5 {[#]} 42. Rxc4 ({Better is} 42. Kd2 $1 $16 Bc7 43. Rxc4 Rd5+ 44. Kc3 Be5+ 45. Kb3) 42... f5 $11 {And now ...f4 would win.} 43. Kd3 Bxe3 44. fxe3 {KR-KR} Kg6 45. Rc3 {Black must now prevent Kc4.} f4 46. exf4 gxf4 47. Rb3 Re3+ 48. Kc4 {[#] Hoping for Rxe3.} Re2 49. b5 $1 {[%cal Bb4b5,Bb5b6][%mdl 32]} Rxg2 50. b6 Rc2+ 51. Kd4 {[%mdl 1024] White has compensation.} Rc8 52. Ke5 (52. Ke4 $1 $14) 52... Kg5 $1 {The position is equal.} 53. Kd6 Kh4 54. Rf3 Kg5 55. Rb3 {Strongly threatening b7.} Kh4 56. Rf3 Kg5 57. Ra3 Kh4 58. b7 Rb8 59. Kc7 Rh8 60. Kc6 {Ra8 is the strong threat.} Rb8 $1 61. Kc7 Rh8 62. Kc6 {aiming for Ra8.} Rb8 $1 {Precision: White = 71%, Black = 78%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.5"]
[White "Fedoseev, Vladimir"]
[Black "Idani, Pouya"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2715"]
[BlackElo "2604"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,99,10,8,12,4,1,15,15,18,11,17,15,12,16,18,25,25,18,18,8,6,0,0,0,0,0,52,58,68,66,51,51,66,74,58,39,55,50,185,182,192,207,230,230,230,231,239,214,247,226,230,221,229,229,226,222,216,221,258,239,266,260,258,249,290,283,277,265,264,252,285,276,272,257,250,257,378,378,366,342,425,425,420,414,400,383,446,444,456,456,396,361]} 1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. b3 b6 5. Bb5+ (5. Bb2 Ba6 6. Bxa6 Nxa6 7. O-O Be7 8. c4 O-O 9. Qe2 Qc8 10. cxd5 exd5 11. Rc1 Qb7 12. Ne5 {½-½ (38) So,W (2815)-Carlsen,M (2832) chess.com INT 2017}) 5... c6 6. Bd3 {D05: Colle System with ...e6} Bd6 7. Nbd2 Nbd7 8. Bb2 {The position is equal.} Qc7 $146 ({Predecessor:} 8... Qe7 9. Ne5 Bb7 10. O-O O-O 11. f4 {0-1 (25) Sevin,I (1994)-Deniz,M (1915) Konya 2017}) 9. c4 O-O 10. O-O Bb7 11. Re1 Rfe8 12. Rc1 Rad8 13. Qc2 h6 14. a3 a5 15. cxd5 exd5 16. g3 Qb8 17. Nh4 Nf8 (17... Rc8 $11) 18. Nf5 $14 Ne6 19. e4 dxe4 20. Nxe4 Nxe4 21. Bxe4 c5 22. Nxd6 Rxd6 23. dxc5 bxc5 ({Black should play} 23... Nxc5 $14 24. Bxb7 Rxe1+ 25. Rxe1 Nxb7) 24. Be5 $1 $36 {[%mdl 2112] Hoping for Bxb7. Skewer. White has strong initiative.} Nd4 25. Bxd6 (25. Qxc5 $6 Bxe4 26. Bxd4 (26. Bxd6 $2 Nf3+ {[%mdl 64] Double Attack} 27. Kf1 Nxh2+ 28. Kg1 Nf3+ {[%mdl 64] Double Attack} 29. Kf1 Nh2+ 30. Kg1 Nf3+ {[%mdl 64] Double Attack} 31. Kf1 Bd3+ 32. Re2 Bxe2+ $19) 26... Rc6 $14) 25... Nxc2 26. Bxb8 Nxe1 27. Bxb7 Nd3 28. Rc3 Rxb8 {[%mdl 4096] Endgame KRB-KRN} 29. Bd5 ({Weaker is} 29. Rxd3 Rxb7 30. Rc3 Rc7 $11) 29... c4 30. Rxc4 ({Don't do} 30. Bxc4 Ne5) ({But not} 30. bxc4 $6 Nc5) 30... Rd8 31. Be4 Kf8 32. Rc3 Nb2 33. a4 Rd2 34. Bc2 Nd1 35. Rc8+ $1 Ke7 36. Kf1 $1 Kd7 37. Ke1 Rd5 {[#]} 38. Rc4 $1 Nb2 39. Rc3 Kd6 40. Ke2 g6 41. g4 h5 42. gxh5 Rxh5 (42... gxh5 $142 43. h3 Ke6) 43. Kd2 Rxh2 {[#]} 44. Rf3 $1 f5 45. Kc3 Nxa4+ 46. bxa4 Ke5 47. Kd2 Kd4 48. Ke2 Rh1 49. Rd3+ Kc4 50. Rg3 {Accuracy: White = 89%, Black = 50%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.6"]
[White "Esipenko, Andrey"]
[Black "Wang, Hao"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2603"]
[BlackElo "2714"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,78,24,29,30,29,67,0,0,0,0,0,10,-14,-22,-17,0,0,-16,-9,0,0,9,-4,0,-5,0,-12,0,-16,0,0,0,-21,-23,-25,-22,-32,-9,-35,-25,-31,-23,-31,-22,-21,0,0,0,-15,-20,-97,-93,-93,0,-49,-53,-56,-64,-72,27,-44,0,-70,22]} 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nbd2 O-O 5. a3 Be7 6. e4 d6 {E11: Bogo-Indian} (6... d5 7. e5 Nfd7 8. Bd3 c5 9. h4 g6 10. O-O Nc6 11. Nb3 dxc4 12. Bxc4 cxd4 13. Re1 a5 14. Bh6 Re8 15. Rc1 Nb6 {1-0 (39) Ding,L (2804)-Saric,I (2689) Batumi 2018}) 7. Be2 Nfd7 8. b4 e5 9. d5 {LiveBook: 3 Games} a5 10. Bb2 c5 11. dxc6 (11. b5 $14) 11... Nxc6 $11 12. Bc3 Qc7 $146 ({Predecessor:} 12... Nf6 13. O-O b6 14. Qc2 Bb7 15. Rad1 Qc7 16. Rfe1 Nd8 17. Bf1 Ne6 18. Qb2 {½-½ (18) Rezan,S (2443)-Dizdarevic,E (2455) Sibenik 2016}) 13. O-O Nb6 14. Qb3 Be6 15. Rab1 axb4 16. axb4 Rfc8 17. Rfc1 Bf6 18. Ra1 Qd8 19. h3 g6 20. Bb2 Bg7 21. Rd1 Rxa1 22. Rxa1 Bf6 23. Rd1 Nd7 24. Bc3 (24. b5 $5 {[%cal Rb5c6]} Na5 25. Qa3 $11) 24... Nd4 25. Bxd4 $1 exd4 26. Rc1 Qb6 27. Bd3 Ne5 28. Nxe5 dxe5 29. Qb2 Be7 30. Rb1 Qa6 31. Ra1 Qb6 32. Rb1 $1 Qc6 33. Ra1 {[#]} (33. c5 $11) 33... b6 $1 $36 {[%cal Bb7b6,Bb6c5][%mdl 2080] Black is on the roll.} 34. c5 Qc7 (34... bxc5 $17 35. b5 Qe8) 35. Nc4 bxc5 36. b5 Rb8 37. Ra6 Bc8 ({Black should try} 37... Bd8 $17 38. b6 Qc6 39. Nxe5 Qd6) 38. Ra1 (38. b6 $11 Qc6 39. Ra7) 38... Be6 39. Ra6 Bc8 {Precision: White = 52%, Black = 46%.} (39... Bd8 $15 40. Qb1 h6) 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.7"]
[White "Mamedov, Rauf"]
[Black "Donchenko, Alexander"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "2703"]
[BlackElo "2600"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,69,21,0,0,-28,30,22,29,0,8,0,0,0,41,44,45,39,50,41,43,40,73,66,74,75,99,92,83,48,47,47,62,28,69,-18,-2,-17,0,0,0,-17,-16,-32,0,-33,0,-26]} 1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. O-O-O Be7 13. Kb1 Qb6 {[#] B19: Classical Caro-Kann: 4...Bf5 main line} 14. Nh4 $146 ({Predecessor:} 14. c4 Rd8 15. Bf4 O-O 16. Qc2 Rfe8 17. Nf1 c5 18. d5 exd5 19. cxd5 Ng4 20. N3h2 Nxh2 21. Rxh2 {½-½ (56) Duda,J (2724)-Esipenko,A (2571) Caleta 2018}) 14... O-O-O (14... c5 $142) 15. c4 $11 Kb8 16. Bf4+ Ka8 17. Nf3 Rhe8 18. Qc2 Ng4 19. c5 Qb5 20. Ne4 $36 {[%mdl 2048] White is pushing.} Ndf6 21. Nc3 Qa5 22. Rh4 Rg8 23. Re1 Qa6 24. Bg3 g5 25. hxg6 $1 Rxg6 26. Rhh1 {Black must now prevent Rxe6!} Nd5 27. Nxd5 Rxd5 28. a3 Qa5 29. Re4 ({Better is} 29. Nd2 $1 $14) 29... Qd8 $1 30. Ka1 Rg8 31. Qe2 h5 32. Rf4 Bf6 33. Re4 Be7 34. Rf4 Bf6 35. Re4 {Accuracy: White = 59%, Black = 51%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.8"]
[White "Antipov, Mikhail Al."]
[Black "Inarkiev, Ernesto"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "2589"]
[BlackElo "2692"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,85,2,34,25,27,29,28,25,17,15,32,-6,27,33,39,34,48,50,87,77,79,63,70,78,85,67,54,37,157,159,241,235,207,227,243,235,232,236,262,276,271,247,244,231,305,297,293,309,310,309,286,301,298,297,347,328,402,406,394,368,29959,29960,12052,12052,6054,5891,29988,29989,29989,29990,29992,29993,29993,29993,29989,29989,29992,29993]} 1. c4 e5 2. e3 Nf6 3. Nc3 Bb4 4. Nge2 c6 (4... O-O 5. a3 Be7 6. d4 exd4 7. exd4 d5 8. Nf4 Re8 9. Be3 Ng4 10. Qf3 c5 11. O-O-O Nc6 12. Ncxd5 cxd4 13. Nxe7+ Rxe7 14. Bd2 Nce5 {1-0 (69) Rakhmanov,A (2629)-Aronian,L (2765) St Petersburg 2018}) 5. a3 Be7 6. d4 {A22: English Opening: 1...e5 2 Nc3 Nf6} exd4 7. Nxd4 d5 8. cxd5 {White has an edge.} Nxd5 9. Bd2 $146 ({Predecessor:} 9. Qc2 Nxc3 10. bxc3 O-O 11. Bd3 g6 12. O-O {½-½ (46) McNab,C-Taulbut,S (2435) Torquay/ Devon 1982}) 9... Bf6 10. Nxd5 Bxd4 11. Nc3 $36 {[%mdl 2048] White fights for an advantage.} Be5 12. Qc2 Qe7 13. Bd3 Nd7 14. Ne4 a5 15. O-O O-O 16. f4 Bc7 17. Rae1 Rd8 18. Bc3 Nf8 (18... Nb6 $14) 19. f5 $1 $16 {[%cal Rf5f6] Hoping for f6.} f6 (19... Qe8 $16 {was worth a try.}) 20. Bc4+ $18 Kh8 {[#]} 21. Ng5 $1 {[%cal Rg5f7][%mdl 512] And now Nf7+ would win.} h6 ({Wrong is} 21... fxg5 $2 22. f6 $18) 22. Nf7+ {[%mdl 64] Double Attack} Kh7 23. Nxd8 Bxd8 24. Ba2 {aiming for Qb3.} Nd7 25. Qb3 {[%csl Ga2][%cal Rb3g8]} Qf8 26. e4 Bc7 27. e5 Nxe5 28. Bxe5 Bxe5 {[#]} 29. Rxe5 $1 {[%mdl 512]} fxe5 {[#]} 30. f6 $1 {[%cal Rf6g7][%mdl 512] Threatens to win with fxg7.} g6 (30... gxf6 31. Rxf6) 31. Bb1 a4 32. Qc4 Bf5 33. Bxf5 gxf5 {[%mdl 4096] Endgame KQR-KQR} 34. Qe6 {[%mdl 64] Double Attack} Re8 $2 (34... Qe8 $18 35. Qxf5+ Qg6 36. Qd7+ Kh8 37. Qxb7 Rd8) 35. Qxf5+ Kh8 36. f7 Qc5+ 37. Kh1 Rf8 38. Qg6 {[%cal Rg6h6] White mates.} Qe3 39. h4 ({Weaker is} 39. Qd6 Rxf7 40. Qb8+ Kg7 $11) 39... e4 40. Kh2 c5 41. Rf5 b5 {[#]} 42. Rg5 $1 {[%cal Rg6h6][%mdl 512]} Qf4+ (42... hxg5 43. Qh6#) 43. Kh3 {Accuracy: White = 92%, Black = 21%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.9"]
[White "Yuffa, Daniil"]
[Black "Korobov, Anton"]
[Result "0-1"]
[ECO "D43"]
[WhiteElo "2578"]
[BlackElo "2687"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,84,-13,0,0,10,18,15,18,10,12,34,0,0,0,0,-62,-74,-44,-58,-74,0,0,0,-31,-39,-58,-51,-243,-236,-238,-235,-234,-238,-256,-256,-256,-256,-252,-251,-251,-245,-250,-245,-287,-306,-286,-272,-489,-483,-415,-373,-473,-469,-564,-574,-571,-561,-530,-529,-512,-485,-468,-424,-623,-539,-610,-597]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 h6 6. Bh4 dxc4 7. e4 g5 8. Bg3 b5 9. Be2 Bb7 10. O-O Nbd7 11. Ne5 {D43: Semi-Slav: 5 Bg5 h6} h5 {Strongly threatening ...h4.} 12. Nxd7 Qxd7 13. Be5 {The position is equal.} (13. b3 Bb4 14. Be5 Rh6 15. Qc1 Bxc3 16. Qxc3 Nxe4 17. Qe3 f6 18. Qxe4 fxe5 19. Qxe5 {1-0 (34) Grischuk,A (2766)-Nepomniachtchi,I (2757) chess.com INT 2018}) 13... Rh6 14. Qc1 Rg6 15. Qe3 Ng4 16. Bxg4 $1 hxg4 17. Rfd1 $146 (17. f4 $11) ({Predecessor:} 17. Rad1 f6 18. Bg3 Kf7 {½-½ (32) Porper,E (2474)-Korneev,O (2565) Senden 2007}) 17... f6 18. Bg3 Kf7 19. b3 b4 (19... cxb3 $17 20. axb3 Kg8) 20. Na4 $11 c3 {[#]} 21. a3 $1 {[%mdl 512]} c2 $36 {[%mdl 2048] Black has the initiative.} (21... bxa3 22. Nc5) 22. Re1 Rd8 23. Nc5 $2 (23. Qc1 $15) 23... Bxc5 $1 $19 24. dxc5 e5 $1 25. axb4 Qd2 26. f3 ({Don't blunder} 26. Rxa7 $2 Qxe1+ $3 {[%mdl 512]} 27. Qxe1 Rd1 $19) 26... Qxe3+ ({And not} 26... Qxb4 27. Rec1 $11) 27. Rxe3 Rgg8 28. Rc1 Rd1+ 29. Re1 Rd2 30. fxg4 Rgd8 31. h4 {intending hxg5.} Ba6 32. hxg5 fxg5 33. Bxe5 $2 {[#]} (33. Bf2) 33... R8d3 $1 34. Kh2 {If White can now play Rf1+ this consolidates a bit.} Ke6 35. Bg7 Rd1 {Black is clearly winning.} 36. Bb2 Rxb3 37. Rexd1 cxd1=Q 38. Rxd1 Rxb2 {KRB-KR} 39. Rd6+ Ke5 40. Rxc6 Bd3 41. Rg6 (41. Rc8 $142 Bxe4 42. c6 Bxg2 43. Kg3) 41... Kf4 42. Rf6+ Kxg4 {Accuracy: White = 40%, Black = 87%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.10"]
[White "Aleksandrov, Aleksej"]
[Black "Sjugirov, Sanan"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2574"]
[BlackElo "2663"]
[Annotator "TA"]
[PlyCount "27"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,27,23,25,12,20,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Be3 Qa5 9. Nd2 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3} O-O {The position is equal.} (9... Bd7 10. Rb1 Ba4 11. Qxa4+ Qxa4 12. Bb5+ Qxb5 13. Rxb5 b6 14. dxc5 Nd7 15. Ke2 Bxc3 16. Nb3 O-O {½-½ (28) Navara,D (2741)-Vachier Lagrave,M (2779) Biel 2018}) 10. Nb3 Qxc3+ 11. Bd2 Qb2 12. Bc1 Qc3+ $146 13. Bd2 Qb2 14. Bc1 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.11"]
[White "Sethuraman, S.P."]
[Black "Deac, Bogdan-Daniel"]
[Result "0-1"]
[ECO "A28"]
[WhiteElo "2651"]
[BlackElo "2603"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,102,0,0,0,0,-23,4,-15,-15,-33,-11,-80,-59,-37,-35,-56,-49,-49,-47,-40,-46,-39,-41,-38,-43,-62,-41,-72,-69,-66,-74,-84,-38,-73,-22,-58,-46,-50,-41,-70,-52,-74,-72,-70,-72,-75,-63,-112,-49,-56,-49,-56,-55,-60,-50,-61,-52,-56,-55,-70,-70,-81,-69,-79,-79,-240,-234,-405,-410,-463,-470,-469,-460,-436,-440,-431,-391,-590,-589,-627,-629,-660,-648,-694,-634,-722,-689,-614,-566,-752,-720,-903,-911]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 Bxc3 6. bxc3 O-O 7. e4 {A28: English Opening: Four Knights Variation} d6 8. d3 (8. g3 Kh8 9. d3 Ng8 10. Nh4 Nge7 11. Bg2 f5 12. exf5 Nxf5 13. Nf3 Nfe7 14. O-O h6 {1-0 (71) So,W (2765)-Harikrishna,P (2729) Kolkata 2018}) 8... Ne8 $146 ({Predecessor:} 8... Nh5 9. Be2 f5 10. exf5 Bxf5 11. O-O h6 12. Qb3 Rb8 13. c5+ d5 14. d4 Bg4 15. dxe5 Nxe5 16. Nxe5 Bxe2 {½-½ (45) Harff,M (2399)-Bauer,C (2637) Vandoeuvre 2019}) 9. Be2 {The position is equal.} f5 10. c5 dxc5 11. O-O (11. exf5 $11 Nf6 12. Qb3+ Kh8 13. O-O) 11... fxe4 12. dxe4 Nd6 13. Qb3+ Kh8 14. Qd5 $1 Qe8 15. Qxc5 Nxe4 16. Qe3 Nd6 17. Ba3 Bf5 18. Rfe1 Qe6 19. Nh4 Bg4 20. Bd3 Qf6 21. Qg3 Qf4 22. Rab1 Rab8 (22... b6 $17) 23. h3 Qxg3 24. fxg3 Be6 25. Rb2 Rfe8 26. Rbe2 Rbd8 27. Bb1 Bc4 28. Re3 Bf7 {Strongly threatening ...Nc4.} 29. Bc1 {[#]} Nc4 (29... e4 $1 $17 {[%mdl 512] ...g5 is the strong threat.} 30. g4 (30. Bxe4 Rxe4) 30... g6) 30. R3e2 $15 Kg8 31. g4 Nb6 32. Bg5 Rd6 $36 {[%mdl 2048] White is under pressure.} 33. Nf5 Rd7 $1 34. Be4 Bd5 35. Bb1 Bc4 36. Re3 Rf8 37. Bh4 Nd5 38. Rd1 $2 {[#]} (38. Re4 $17 {was called for.} Ba6 39. Bc2) 38... Rff7 $1 $19 39. Rf3 $2 (39. Rg3) 39... Be2 $1 {[%csl LRd1,LRf3][%mdl 64] Double Attack} 40. Bc2 Bxf3 41. gxf3 {White hopes to continue with Bb3.} Nxc3 {[%mdl 64] Double Attack} 42. Re1 Kf8 {And now ...g6 would win.} 43. Bb3 Nd4 44. Nxd4 (44. Bxf7 $142 Nxf3+ 45. Kg2 Nxh4+ 46. Nxh4 Rd2+ 47. Kf1 Kxf7 48. Rxe5) 44... exd4 {Black is clearly winning.} 45. Bxf7 Kxf7 {[%mdl 4096] Endgame KRB-KRN} 46. Bg5 h6 47. Bd2 c5 48. Kf2 b5 49. Re5 c4 50. Rf5+ Ke6 51. a3 Nd5 {Accuracy: White = 40%, Black = 67%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.12"]
[White "Ganguly, Surya Shekhar"]
[Black "Tabatabaei, M.amin"]
[Result "1/2-1/2"]
[ECO "B67"]
[WhiteElo "2636"]
[BlackElo "2590"]
[Annotator "RC"]
[PlyCount "85"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:01:52]} 2. Nf3 {[%emt 0:00:00]} d6 {[%emt 0:00:06]} 3. d4 {[%emt 0:00:23]} cxd4 {[%emt 0:00:07]} 4. Nxd4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:07]} 5. Nc3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:04]} 6. Bg5 {[%emt 0:00:21]} e6 {[%emt 0:00:08]} 7. Qd2 {[%emt 0:00:18]} a6 {[%emt 0:00:06]} 8. O-O-O {[%emt 0:00:06]} Bd7 {[%emt 0:00:05]} 9. f3 {[%emt 0:01:16]} Be7 {[%emt 0:00:07]} 10. h4 {[%emt 0:02:16]} h6 {[%emt 0:00:06]} 11. Be3 {[%emt 0:00:15]} h5 {[%emt 0:00:05]} 12. Nxc6 {[%emt 0:03:29]} Bxc6 {[%emt 0:00:08]} 13. Bg5 {[%emt 0:01:41]} b5 {[%emt 0:05:07]} 14. Ne2 {[%emt 0:08:34]} Qb6 {[%emt 0:00:54]} 15. Nd4 {[%emt 0:00:36]} Bd7 {[%emt 0:00:15]} 16. Qe3 {[%emt 0:07:55]} b4 {[%emt 0:23:00]} 17. Kb1 {[%emt 0:01:48]} Qc5 {[%emt 0:02:55]} 18. Be2 {[%emt 0:08:29]} O-O {[%emt 0:00:51]} 19. Nb3 {[%emt 0:10:52]} Qxe3 {[%emt 0:02:44]} 20. Bxe3 {[%emt 0:00:06]} a5 {[%emt 0:00:58]} 21. Bg5 {[%emt 0:01:48]} Rfd8 {[%emt 0:01:25]} 22. Rd2 {[%emt 0:08:28]} Kf8 {[%emt 0:08:37]} 23. Rhd1 {[%emt 0:03:03]} a4 {[%emt 0:00:31]} 24. Nc1 {[%emt 0:00:56]} Bc6 {[%emt 0:00:11]} 25. Rd4 {[%emt 0:05:21]} Rab8 {[%emt 0:02:22]} 26. Nd3 {[%emt 0:06:10]} Bb5 {[%emt 0:05:58]} 27. Rxb4 {[%emt 0:01:09]} d5 {[%emt 0:01:45]} 28. Bxf6 {[%emt 0:03:15]} gxf6 {[%emt 0:03:09]} 29. Rd4 {[%emt 0:00:05]} f5 {[%emt 0:07:03]} 30. e5 {[%emt 0:05:03]} Rdc8 {[%emt 0:01:21]} 31. f4 {[%emt 0:05:17]} Bc4 {[%emt 0:21:53]} 32. Rh1 {[%emt 0:01:40]} Bd8 {[%emt 0:03:28]} 33. Nc1 {[%emt 0:00:10]} Bb6 {[%emt 0:00:07]} 34. Rdd1 {[%emt 0:00:06]} Be3 {[%emt 0:00:31]} 35. Bxc4 {[%emt 0:01:30]} dxc4 {[%emt 0:00:15]} 36. Rhf1 {[%emt 0:01:45]} Rb5 {[%emt 0:04:49]} 37. Rf3 {[%emt 0:00:59]} Rcb8 {[%emt 0:00:07]} 38. b3 {[%emt 0:00:26]} Bxc1 {[%emt 0:00:14]} 39. Kxc1 {[%emt 0:00:40]} axb3 {[%emt 0:00:17]} 40. axb3 {[%emt 0:00:00]} cxb3 {[%emt 0:00:00]} 41. cxb3 {[%emt 0:01:38]} Rxb3 {[%emt 0:00:12]} 42. Rd8+ {[%emt 0:00:53]} Rxd8 {[%emt 0:00:07]} 43. Rxb3 {[%emt 0:00:03]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.13"]
[White "Debashis, Das"]
[Black "Sarana, Alexey"]
[Result "1/2-1/2"]
[ECO "E49"]
[WhiteElo "2532"]
[BlackElo "2630"]
[Annotator "ChessBase"]
[PlyCount "82"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:04]} Bb4 {[%emt 0:00:05]} 4. e3 {[%emt 0:00:04]} O-O {[%emt 0:00:07]} 5. Bd3 {[%emt 0:00:02]} d5 {[%emt 0:00:18]} 6. a3 {[%emt 0:00:05]} Bxc3+ {[%emt 0:00:21]} 7. bxc3 {[%emt 0:00:08]} c5 {[%emt 0:00:04]} 8. cxd5 {[%emt 0:00:04]} exd5 {[%emt 0:00:06]} 9. Ne2 {[%emt 0:00:03]} b6 {[%emt 0:01:14]} 10. O-O {[%emt 0:00:06]} Ba6 {[%emt 0:01:02]} 11. f3 {[%emt 0:00:05]} Re8 {[%emt 0:00:21]} 12. Ng3 {[%emt 0:00:09]} Bxd3 {[%emt 0:02:14]} 13. Qxd3 {[%emt 0:00:05]} Nc6 {[%emt 0:00:06]} 14. Bb2 {[%emt 0:00:04]} Rc8 {[%emt 0:07:59]} 15. Rae1 {[%emt 0:06:32]} Qc7 {[%emt 0:22:46]} 16. e4 {[%emt 0:03:11]} Ne7 17. Rf2 {[%emt 0:10:25]} cxd4 {[%emt 0:02:01]} 18. cxd4 {[%emt 0:01:17]} Qc4 {[%emt 0:04:34]} 19. Qb1 Nd7 {[%emt 0:01:10]} 20. e5 {[%emt 0:03:09]} g6 21. Rfe2 {[%emt 0:30:04]} Nf8 {[%emt 0:03:03]} 22. Nf1 Nf5 {[%emt 0:01:44]} 23. Qd1 {[%emt 0:04:57]} Ne6 {[%emt 0:00:58]} 24. Rd2 {[%emt 0:00:22]} Rc6 {[%emt 0:05:50]} 25. Kf2 {[%emt 0:02:04]} Qb5 {[%emt 0:06:05]} 26. g4 {[%emt 0:03:42]} Nfg7 27. Kg3 {[%emt 0:01:07]} g5 {[%emt 0:05:43]} 28. h4 {[%emt 0:03:23]} h5 {[%emt 0:06:12]} 29. Ne3 {[%emt 0:00:16]} gxh4+ {[%emt 0:02:22]} 30. Kxh4 {[%emt 0:01:41]} hxg4 {[%emt 0:06:54]} 31. fxg4 {[%emt 0:05:37]} Nf8 {[%emt 0:03:33]} 32. Kg3 {[%emt 0:04:52]} Nh7 {[%emt 0:05:30]} 33. Qf3 Rd8 34. Rh1 {[%emt 0:12:32]} Ng5 {[%emt 0:00:36]} 35. Rdh2 {[%emt 0:00:06]} Kf8 {[%emt 0:00:13]} 36. a4 Qxb2 37. Rxb2 {[%emt 0:04:38]} Nxf3 {[%emt 0:05:37]} 38. Kxf3 {[%emt 0:00:16]} Rc3 39. a5 {[%emt 0:03:43]} Ne6 {[%emt 0:02:59]} 40. axb6 {[%emt 0:00:00]} Nxd4+ {[%emt 0:00:00]} 41. Kf2 {[%emt 0:03:19]} axb6 {[%emt 0:00:56]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.14"]
[White "Grachev, Boris"]
[Black "Xu, Yi"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2626"]
[BlackElo "2520"]
[Annotator "RC"]
[PlyCount "46"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 2. e3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:06]} 3. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:06]} 4. Nc3 {[%emt 0:00:10]} b6 {[%emt 0:01:08]} 5. b3 {[%emt 0:00:26]} Bb7 {[%emt 0:00:07]} 6. Bb2 {[%emt 0:00:05]} Nbd7 {[%emt 0:00:27]} 7. d4 {[%emt 0:17:17]} a6 {[%emt 0:00:31]} 8. Bd3 {[%emt 0:01:45]} Bd6 {[%emt 0:00:18]} 9. O-O {[%emt 0:01:30]} O-O {[%emt 0:00:20]} 10. a4 {[%emt 0:11:12]} Ne4 {[%emt 0:08:00]} 11. a5 {[%emt 0:06:38]} f5 {[%emt 0:05:21]} 12. axb6 {[%emt 0:00:48]} cxb6 {[%emt 0:00:09]} 13. Qe2 {[%emt 0:00:16]} Ndf6 {[%emt 0:17:59]} 14. cxd5 {[%emt 0:05:09]} Nxc3 {[%emt 0:00:46]} 15. Bxc3 {[%emt 0:00:03]} Nxd5 {[%emt 0:00:20]} 16. Bd2 {[%emt 0:00:06]} b5 {[%emt 0:08:54]} 17. e4 {[%emt 0:02:35]} Nf4 {[%emt 0:02:14]} 18. Bxf4 {[%emt 0:00:05]} Bxf4 {[%emt 0:00:34]} 19. Rfe1 {[%emt 0:03:13]} Qd7 {[%emt 0:09:59]} 20. Rad1 {[%emt 0:03:04]} Rae8 {[%emt 0:03:04]} 21. h4 {[%emt 0:06:32]} Qf7 {[%emt 0:09:27]} 22. b4 {[%emt 0:01:20]} Qg6 {[%emt 0:04:28]} 23. Bc2 {[%emt 0:26:37]} Kh8 {[%emt 0:06:26]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.15"]
[White "Sadhwani, Raunak"]
[Black "Khismatullin, Denis"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2448"]
[BlackElo "2621"]
[Annotator "TA"]
[PlyCount "18"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,18,0,33]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 $146 ({Predecessor:} 6. Bg5 e6 7. f4 Nbd7 8. Qe2 h6 9. Bh4 e5 10. fxe5 dxe5 11. Nf5 Nb6 12. Qf3 Bxf5 13. Qxf5 Be7 14. Bd3 Nfd7 15. Bxe7 Qxe7 16. O-O-O O-O 17. Kb1 Nc5 18. Be2 Rad8 19. Qf2 Qc7 20. Qe3 Qc6 21. Rhe1 Rfe8 22. a3 Kf8 {½-½ (22) Anand,V (2773)-Nepomniachtchi,I (2763) Wijk aan Zee 2019}) 6... Ng4 7. Bc1 Nf6 8. Be3 Ng4 9. Bc1 Nf6 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.16"]
[White "Firouzja, Alireza"]
[Black "Kulaots, Kaido"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2618"]
[BlackElo "2542"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,56,21,20,30,33,38,26,35,33,39,39,57,18,29,0,0,-44,-24,-115,-100,-148,-158,-152,-194,-277,-272,-296,-211,-255,-161,-166,-167,-330,-300,-302,-295,-449,-462,-470,-461,-463,-440,-477,-471,-468,-462]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 Nfd7 {B81: Sicilian Scheveningen: Keres Attack} 8. g5 b5 9. a3 Be7 {White has an edge.} 10. h4 Bb7 11. Be3 O-O (11... Nc6 12. Rg1 Nc5 13. f3 O-O 14. h5 d5 15. exd5 exd5 16. Nxc6 Bxc6 {1-0 (67) Wang,H (2730)-Yilmaz,M (2636) St Petersburg 2018}) 12. Qd2 Nc6 13. Nxc6 Bxc6 14. O-O-O Qb8 15. f3 $146 (15. h5 $11) ({Predecessor:} 15. Qd4 a5 {0-1 (30) Eden,J (2297)-Guliyev,N (2579) Montigny le Bretonneux 2016}) 15... a5 $1 $17 16. g6 b4 ({Worse is} 16... fxg6 17. Bh3 $11) 17. Nb1 d5 18. gxf7+ (18. h5 $142) 18... Rxf7 $19 19. Bh3 Nf8 $40 {[%mdl 128] Black attacks with force.} ({Weaker is} 19... dxe4 20. Bxe6 exf3 21. Bxf7+ Kxf7 22. Bd4 $11) (19... bxa3 20. Nxa3 Nf8 21. Qc3 $17) 20. axb4 Bxb4 21. c3 {[#]} Be7 $1 22. Bg5 $2 {[#]} (22. Bxe6 Nxe6 23. exd5) 22... Bd6 $1 (22... dxe4 23. fxe4 Qb3 24. Bxe7 $15) 23. exd5 exd5 24. Rhe1 (24. Be3 {was worth a try.}) 24... a4 {Black is clearly winning.} 25. Na3 Bxa3 26. bxa3 Qd6 27. Kc2 Rb8 (27... Qxa3 $2 28. Rb1 $19) 28. Rb1 Qg6+ {Accuracy: White = 39%, Black = 80%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.17"]
[White "Martirosyan, Haik M."]
[Black "Liu, Yan"]
[Result "1-0"]
[ECO "E21"]
[WhiteElo "2616"]
[BlackElo "2498"]
[Annotator "RC"]
[PlyCount "83"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:29]} 3. Nf3 {[%emt 0:00:29]} b6 {[%emt 0:01:41]} 4. Nc3 {[%emt 0:02:03]} Bb4 {[%emt 0:02:06]} 5. Bg5 {[%emt 0:00:10]} Bb7 {[%emt 0:02:47]} 6. e3 {[%emt 0:00:18]} Bxc3+ {[%emt 0:04:20]} 7. bxc3 {[%emt 0:00:13]} d6 {[%emt 0:00:25]} 8. Nd2 {[%emt 0:02:40]} Qe7 {[%emt 0:11:07]} 9. f3 {[%emt 0:03:39]} h6 {[%emt 0:00:42]} 10. Bh4 {[%emt 0:00:28]} e5 {[%emt 0:01:09]} 11. e4 {[%emt 0:07:08]} c5 {[%emt 0:06:28]} 12. Be2 {[%emt 0:02:48]} Nc6 {[%emt 0:03:15]} 13. dxc5 {[%emt 0:10:50]} dxc5 {[%emt 0:03:37]} 14. Nf1 {[%emt 0:00:07]} g5 {[%emt 0:12:45]} 15. Bf2 {[%emt 0:02:16]} Qd7 {[%emt 0:00:29]} 16. Qc2 {[%emt 0:01:47]} O-O-O {[%emt 0:00:25]} 17. Ne3 {[%emt 0:01:32]} Na5 {[%emt 0:01:18]} 18. Rb1 {[%emt 0:05:52]} Ba6 {[%emt 0:04:47]} 19. Nd5 {[%emt 0:02:39]} Nxd5 {[%emt 0:09:16]} 20. cxd5 {[%emt 0:00:26]} Bc4 {[%emt 0:05:17]} 21. Bxc4 {[%emt 0:07:09]} Nxc4 {[%emt 0:00:06]} 22. Qb3 {[%emt 0:01:03]} Na5 {[%emt 0:01:35]} 23. Qa3 {[%emt 0:00:34]} Qc7 {[%emt 0:03:01]} 24. O-O {[%emt 0:01:13]} Rd7 {[%emt 0:03:11]} 25. Qa4 {[%emt 0:04:29]} Kd8 {[%emt 0:07:59]} 26. c4 {[%emt 0:04:42]} Ke7 {[%emt 0:04:53]} 27. Be1 {[%emt 0:02:30]} Rb8 {[%emt 0:02:55]} 28. Bxa5 {[%emt 0:02:50]} bxa5 {[%emt 0:00:04]} 29. Rxb8 {[%emt 0:00:21]} Qxb8 {[%emt 0:00:04]} 30. Qxa5 {[%emt 0:00:16]} Qb6 {[%emt 0:02:37]} 31. Qxb6 {[%emt 0:17:24]} axb6 {[%emt 0:00:01]} 32. Rb1 {[%emt 0:00:11]} Rb7 {[%emt 0:00:10]} 33. Kf2 {[%emt 0:00:52]} Kd7 {[%emt 0:02:17]} 34. Kg3 {[%emt 0:01:17]} h5 {[%emt 0:01:39]} 35. h4 {[%emt 0:00:18]} f6 {[%emt 0:02:44]} 36. hxg5 {[%emt 0:02:12]} fxg5 {[%emt 0:00:02]} 37. Rh1 {[%emt 0:01:40]} h4+ {[%emt 0:00:07]} 38. Kg4 {[%emt 0:00:09]} b5 {[%emt 0:00:20]} 39. cxb5 {[%emt 0:01:39]} Rxb5 {[%emt 0:00:21]} 40. Kxg5 {[%emt 0:00:00]} c4 {[%emt 0:00:00]} 41. Kf5 {[%emt 0:01:24]} Kd6 {[%emt 0:04:25]} 42. Rxh4 {[%emt 0:01:00] Kxd5} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.18"]
[White "Dubov, Daniil"]
[Black "Harika, Dronavalli"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "2703"]
[BlackElo "2471"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,115,9,22,8,33,0,0,0,16,7,10,14,12,9,27,0,0,0,0,-8,30,21,15,2,46,40,50,49,50,16,38,56,38,39,40,39,49,54,52,33,105,104,94,95,124,110,108,106,113,103,99,0,114,114,118,106,120,114,126,117,125,124,183,177,196,190,192,184,329,323,312,318,374,364,425,400,459,423,550,560,640,640,613,611,1005,1406,29970,29971,29971,29971,12815,806,12822,5435,29976,5106,29981,29982,29975,29974,29987,29988,29988,29989,29989,29990]} 1. e4 e6 2. d4 d5 3. Nd2 {[%cal Bb1d2,Bd2f3,Bf3d4][%mdl 32]} c5 4. Ngf3 cxd4 5. Nxd4 Nf6 6. exd5 Nxd5 7. c3 {C07: French Tarrasch: 3...c5, 4 Ngf3 and 4 exd5 Qxd5} (7. Ne4 Be7 8. Bc4 O-O 9. O-O Nd7 10. Qe2 Nc5 11. Rd1 a6 12. Nf5 exf5 13. Nxc5 Bxc5 14. Bxd5 Qb6 {1-0 (52) Kovalev,V (2664)-Gupta,A (2588) Douglas 2018}) 7... a6 8. N2f3 Qc7 9. Bd3 {The position is equal.} Bd7 10. O-O Nc6 11. Re1 Nxd4 $146 ({Predecessor:} 11... O-O-O 12. a4 Bd6 13. Bd2 Nf6 {0-1 (41) Castro,C-Bauza,A (2250) Uruguay 1986}) 12. Nxd4 Bd6 13. Qh5 O-O-O 14. Qxf7 Bxh2+ 15. Kh1 $1 $132 {[%mdl 2048] White has counterplay} Bf4 {[#] aiming for ...Rhf8.} (15... Bd6 {feels hotter.} 16. Qxg7 h5 17. Rxe6 Bxe6 18. Nxe6 Qxg7 19. Nxg7 Rdf8) 16. Nxe6 Bxe6 17. Qxc7+ Nxc7 (17... Bxc7 {with more complications.} 18. Rxe6 Rhf8 19. Bg5 Nf4 20. Bxd8 Rxd8 21. Bf5 Nxe6 22. Bxe6+ Kb8) 18. Bxf4 Rxd3 19. Bxc7 $1 Bxa2 20. Bg3 Bd5 21. Re7 h5 22. Rc7+ Kd8 $1 {And now ...Rxg3! would win.} 23. Rxg7 h4 $1 {[%cal Rh4g3]} 24. Bc7+ $1 Kc8 25. Kh2 (25. Kg1 {looks sharper.} Re8 26. Rc1 Bc6 27. Bf4 h3 28. gxh3 Rh8 29. Kf1) 25... Rg8 {[#]} (25... Rd2 $14) 26. Rxg8+ $1 $16 Bxg8 {[%mdl 4096] Endgame KRB-KRB} 27. Bf4 Be6 28. Be3 Rd5 29. Ra4 Rb5 30. Bc1 Rf5 31. Be3 ({Don't play} 31. Rxh4 $6 Rxf2 32. Rh8+ Kd7 $11) 31... Rb5 $1 32. Re4 Kd7 33. b4 Rh5 34. c4 Rh7 35. Rd4+ Ke8 36. f3 Kf8 (36... Rh5 $16 {was worth a try.} 37. Bf2 Kf7 38. Rf4+ (38. Bxh4 b6 $16) 38... Ke8) 37. c5 $18 Bd7 38. Bh6+ Ke8 39. Rxh4 Kf7 (39... Bb5 $142 40. Kg3 Bc6) 40. g4 Bc6 41. f4 Rh8 42. f5 Re8 43. Kg3 Re4 44. Bd2 Rd4 45. Rh7+ Kg8 46. Rh8+ Kf7 47. Bf4 Rxb4 48. g5 Rb1 49. g6+ Kf6 50. Rf8+ Ke7 51. Bd6+ Kd7 52. Rf7+ Ke8 53. Kf4 (53. Re7+ $142 Kd8 54. g7 Bd5 55. f6 Rg1+ 56. Kf2 Rg2+ 57. Ke3 Kc8 58. Rc7+ Kb8 59. f7) 53... a5 54. f6 {White mates.} Rf1+ 55. Kg5 a4 56. Re7+ Kd8 57. f7 Bd5 58. g7 {Accuracy: White = 76%, Black = 41%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.19"]
[White "Abdusattorov, Nodirbek"]
[Black "Kovalev, Vladislav"]
[Result "1-0"]
[ECO "C95"]
[WhiteElo "2560"]
[BlackElo "2703"]
[Annotator "RC"]
[PlyCount "91"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 3. Bb5 {[%emt 0:00:17]} a6 {[%emt 0:00:00]} 4. Ba4 {[%emt 0:00:06]} Nf6 {[%emt 0:00:00]} 5. O-O {[%emt 0:00:08]} Be7 {[%emt 0:00:00]} 6. Re1 {[%emt 0:00:08]} b5 {[%emt 0:00:00]} 7. Bb3 {[%emt 0:00:07]} d6 {[%emt 0:00:00]} 8. c3 {[%emt 0:00:11]} O-O {[%emt 0:00:00]} 9. h3 {[%emt 0:00:05]} Nb8 {[%emt 0:00:10]} 10. d4 {[%emt 0:00:09]} Nbd7 {[%emt 0:00:03]} 11. c4 {[%emt 0:00:06]} c6 {[%emt 0:03:17]} 12. Nc3 {[%emt 0:02:08]} b4 {[%emt 0:02:08]} 13. Na4 {[%emt 0:00:44]} c5 {[%emt 0:00:07]} 14. d5 {[%emt 0:00:15]} Re8 {[%emt 0:11:33]} 15. Bc2 {[%emt 0:01:46]} Nf8 {[%emt 0:03:11]} 16. b3 {[%emt 0:01:21]} Ng6 {[%emt 0:00:12]} 17. Nb2 {[%emt 0:01:02]} Bd7 {[%emt 0:02:15]} 18. a3 {[%emt 0:06:39]} a5 {[%emt 0:00:47]} 19. Ra2 {[%emt 0:00:18]} h6 {[%emt 0:01:24]} 20. Be3 {[%emt 0:03:17]} Nh7 {[%emt 0:05:19]} 21. Qd2 {[%emt 0:06:58]} Rb8 {[%emt 0:11:30]} 22. axb4 {[%emt 0:01:51]} axb4 {[%emt 0:00:09]} 23. Rea1 {[%emt 0:00:58]} Ng5 {[%emt 0:00:36]} 24. Nxg5 {[%emt 0:02:16]} hxg5 {[%emt 0:03:55]} 25. Bd1 {[%emt 0:02:18]} Nf4 {[%emt 0:02:05]} 26. Bg4 {[%emt 0:02:12]} g6 {[%emt 0:01:43]} 27. Ra7 {[%emt 0:09:25]} f5 {[%emt 0:03:29]} 28. Bf3 {[%emt 0:02:24]} Qc8 {[%emt 0:03:49]} 29. Nd3 {[%emt 0:03:05]} Nxd3 {[%emt 0:27:17]} 30. Qxd3 {[%emt 0:00:16]} f4 {[%emt 0:00:05]} 31. Bxc5 {[%emt 0:10:13]} Qxc5 {[%emt 0:05:59]} 32. Rxd7 {[%emt 0:00:46]} Bd8 {[%emt 0:01:04]} 33. Qe2 {[%emt 0:05:17]} Re7 {[%emt 0:02:46]} 34. Rxe7 {[%emt 0:02:15]} Bxe7 {[%emt 0:00:10]} 35. Ra6 {[%emt 0:02:40]} g4 {[%emt 0:08:31]} 36. Bxg4 {[%emt 0:01:05]} Bh4 {[%emt 0:00:01]} 37. Ra2 {[%emt 0:05:09]} Kg7 {[%emt 0:00:57]} 38. Be6 {[%emt 0:05:19]} f3 {[%emt 0:02:13]} 39. gxf3 {[%emt 0:00:27]} Bg5 {[%emt 0:00:24]} 40. Ra6 {[%emt 0:00:00]} Bf4 {[%emt 0:00:00]} 41. Qa2 {[%emt 0:07:28]} Qc7 {[%emt 0:05:36]} 42. Qa4 {[%emt 0:02:12]} Rb6 {[%emt 0:03:07]} 43. Qa5 {[%emt 0:00:32]} Rb7 {[%emt 0:00:50]} 44. Qxc7+ {[%emt 0:00:23]} Rxc7 {[%emt 0:00:01]} 45. Rxd6 {[%emt 0:00:29]} Bg5 {[%emt 0:00:07]} 46. Ra6 {[%emt 0:00:17]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.20"]
[White "Nabaty, Tamir"]
[Black "Praggnanandhaa R"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2688"]
[BlackElo "2532"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,99,7,7,0,0,0,0,0,7,-24,16,-22,-24,-16,0,-7,24,27,27,26,93,95,89,82,90,90,104,96,116,99,103,97,96,93,88,97,93,92,101,98,111,114,110,102,105,99,112,27,35,29,66,69,62,64,70,17,17,17,69,60,161,150,152,155,150,147,177,177,277,262,493,493,477,410,5152,5165,5165,5165,5165,5151,5122,5122,5118,5077,5077,4133,892,884]} 1. Nf3 Nf6 2. c4 e6 3. b3 d5 4. Bb2 c5 5. cxd5 exd5 6. e3 Nc6 7. Bb5 Bd6 8. d4 {A13: English Opening: 1...e6} (8. O-O O-O 9. h3 a6 10. Bxc6 bxc6 11. d3 Bf5 12. Re1 Re8 13. Nc3 Bg6 14. Na4 Nd7 15. Rc1 Qe7 16. d4 {½-½ (65) Kovalenko,I (2657)-Cheparinov,I (2709) St Petersburg 2018}) 8... cxd4 9. Nxd4 O-O 10. O-O {The position is equal.} Bc7 11. Nd2 Qd6 {[%csl Gc7][%cal Rd6h2]} 12. g3 (12. N2f3 {seems wilder.} Bg4 13. Bxc6 bxc6 14. Qc2 Bxf3 15. Nxf3 Rac8 16. Rfd1) 12... Bh3 13. Re1 Bb6 14. Ne2 $146 ({Predecessor:} 14. Nxc6 bxc6 15. Bd3 h6 16. Qc2 {½-½ (67) Gorti,A (2252)-Zatonskih,A (2444) Saint Louis 2018}) 14... d4 15. Nxd4 Nxd4 16. exd4 Rad8 (16... Qd5 $11 {remains equal.} 17. Bf1 Bxd4) 17. Ne4 $16 Nxe4 18. Rxe4 Bf5 19. Rf4 Bd7 20. Bc4 Bc7 21. Qf3 {[%cal Rf4f7]} Qg6 22. Rh4 b5 23. Bd3 f5 24. d5 Bd6 25. a4 bxa4 26. bxa4 Rb8 27. Bc3 Rfc8 28. Bb5 $1 {[%cal Rb5d7]} Bxb5 29. axb5 Rxb5 {And now ...Rb3 would win.} 30. Ra6 ({White should try} 30. Qd3 $1 $16 {[%cal Rd3b5]} Rbc5 31. Bb4 Rc1+ 32. Rxc1 Rxc1+ 33. Kg2 Bxb4 34. Rxb4) 30... Rb6 $11 31. Raa4 Rb3 32. Rhc4 $1 {[%cal Rc4c8]} Rxc4 33. Rxc4 {aiming for Rc8+.} h6 34. Rc6 (34. Qd3 $14) 34... f4 $1 35. Kg2 a5 (35... Kh7 $11) 36. Qd1 $1 $14 {[%cal Rd1b3]} Rb5 (36... Rb7 $14) 37. Qd4 $1 $18 {Threatens to win with Rxd6!} f3+ 38. Kxf3 Qf7+ {[#]} 39. Ke4 $1 ({Don't play} 39. Kg2 $6 Qxd5+ 40. Qxd5+ Rxd5 $14) 39... Bb4 40. Qc4 $36 {[%mdl 2048] White is really pushing.} Rb8 {[#]} (40... Rb7 $142) 41. Be5 $1 {[%cal Re5b8]} Rf8 $2 (41... Re8) 42. d6 Qxc4+ 43. Rxc4 Rxf2 {[#]} (43... Bxd6 $142 44. Bxd6 Rxf2) 44. Rxb4 $1 {[%mdl 512] White is clearly winning.} axb4 {[%mdl 4096] Endgame KR-KB} 45. d7 Rf8 46. Bc7 b3 47. Kd3 Kf7 48. d8=Q Rxd8+ 49. Bxd8 Kg6 50. g4 {Accuracy: White = 73%, Black = 43%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.21"]
[White "Safarli, Eltaj"]
[Black "Santos Ruiz, Miguel"]
[Result "1/2-1/2"]
[ECO "C86"]
[WhiteElo "2681"]
[BlackElo "2554"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,58,7,20,-3,35,9,12,6,23,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-13,-8,-14,0,0,0,0,1,0,0,-4,-5,-5,-8,-35,-25,-43,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Be7 6. O-O b5 7. Bb3 O-O 8. c3 d5 9. d3 d4 10. Bg5 {C86: Closed Ruy Lopez: Worrall Attack} (10. Rd1 Bg4 11. h3 Bxf3 12. Qxf3 Rb8 13. Nd2 g6 14. Qe2 dxc3 15. bxc3 b4 16. Ba4 Na7 17. d4 exd4 {1-0 (32) Tiviakov,S (2648)-Short,N (2683) Montreal 2007}) 10... Bb7 11. Rc1 (11. a4 {looks sharper.} dxc3 12. bxc3 h6 13. Bh4 Nh5 14. axb5 axb5 15. Rxa8 Bxa8 16. Bxe7 Qxe7 17. d4) 11... dxc3 12. Nxc3 $146 ({Predecessor:} 12. bxc3 Nd7 13. Bxe7 Qxe7 14. Bd5 Na5 15. Bxb7 Nxb7 16. Nbd2 Rfd8 17. a4 Ndc5 18. d4 Nxa4 19. Nxe5 {1-0 (49) Sax,G (2515)-Petran,P (2440) Hungary 1993}) 12... Nd4 13. Nxd4 exd4 14. Bxf6 Bxf6 15. Nd5 Bg5 16. f4 c6 {[#] Hoping for ...Bh6.} 17. fxg5 {Nf4 is the strong threat.} cxd5 18. e5 Qxg5 19. Rc7 Rab8 20. Rf1 Qd8 21. Rfc1 Qg5 22. e6 fxe6 23. Qxe6+ Kh8 $132 {[%mdl 2048] Black is not keeping still} 24. Qe7 Qe3+ 25. Kh1 {[%csl Gc7][%cal Re7g7] [#]} Qxe7 26. Rxe7 Bc8 27. h3 Bf5 28. Rc5 Bxd3 {Strongly threatening ...Bc4.} 29. Rxd5 Bc4 {Accuracy: White = 34%, Black = 68%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.22"]
[White "Maghsoodloo, Parham"]
[Black "Ghaem Maghami, Ehsan"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2666"]
[BlackElo "2540"]
[Annotator "ChessBase"]
[PlyCount "47"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:04:20]} d5 {[%emt 0:02:47]} 2. g3 {[%emt 0:00:42]} g6 {[%emt 0:00:16]} 3. Bg2 {[%emt 0:00:34]} Bg7 {[%emt 0:00:15]} 4. O-O {[%emt 0:00:27]} e5 {[%emt 0:03:59]} 5. d3 {[%emt 0:00:07]} Nc6 {[%emt 0:01:17]} 6. c3 {[%emt 0:01:08]} Nge7 {[%emt 0:01:31]} 7. Qc2 {[%emt 0:00:28]} O-O {[%emt 0:05:15]} 8. e4 {[%emt 0:00:13]} a5 {[%emt 0:00:44]} 9. a4 {[%emt 0:00:05]} h6 {[%emt 0:00:09]} 10. Na3 {[%emt 0:00:05]} Be6 {[%emt 0:00:16]} 11. Nb5 {[%emt 0:02:13]} Qd7 {[%emt 0:04:34]} 12. exd5 {[%emt 0:16:12]} Nxd5 {[%emt 0:04:13]} 13. b3 {[%emt 0:06:12]} Rfd8 {[%emt 0:12:36]} 14. Bb2 {[%emt 0:21:57]} Bh3 {[%emt 0:05:35]} 15. Bxh3 {[%emt 0:05:03]} Qxh3 {[%emt 0:00:09]} 16. Qe2 {[%emt 0:00:53]} Rd7 {[%emt 0:05:20]} 17. Rfe1 {[%emt 0:03:04]} Rad8 {[%emt 0:01:57]} 18. Rad1 {[%emt 0:01:44]} g5 {[%emt 0:06:30]} 19. Nd2 {[%emt 0:03:50]} b6 {[%emt 0:13:08]} 20. Nc4 {[%emt 0:03:14]} Qf5 {[%emt 0:09:56]} 21. Qe4 {[%emt 0:02:20]} Nde7 {[%emt 0:01:11]} 22. Qxf5 {[%emt 0:00:15]} Nxf5 {[%emt 0:00:08]} 23. Kf1 {[%emt 0:00:53]} f6 {[%emt 0:03:30]} 24. Ke2 {[%emt 0:01:25]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.23"]
[White "Tsydypov, Zhamsaran"]
[Black "Anton Guijarro, David"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2547"]
[BlackElo "2642"]
[Annotator "ChessBase"]
[PlyCount "75"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:02:42]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:01:10]} Nc6 {[%emt 0:00:17]} 3. d4 {[%emt 0:00:40]} exd4 {[%emt 0:00:18]} 4. Nxd4 {[%emt 0:00:08]} Nf6 {[%emt 0:00:26]} 5. Nxc6 {[%emt 0:01:20]} bxc6 {[%emt 0:00:12]} 6. e5 {[%emt 0:00:18]} Qe7 {[%emt 0:00:50]} 7. Qe2 {[%emt 0:00:38]} Nd5 {[%emt 0:00:12]} 8. c4 {[%emt 0:04:01]} Ba6 {[%emt 0:01:33]} 9. Nd2 {[%emt 0:00:13]} g6 {[%emt 0:00:41]} 10. Nf3 {[%emt 0:00:22]} Qb4+ {[%emt 0:01:20]} 11. Kd1 {[%emt 0:00:05]} Ne7 {[%emt 0:01:08]} 12. Bg5 {[%emt 0:01:13]} Bg7 {[%emt 0:00:51]} 13. Qd2 {[%emt 0:07:47]} Qxd2+ {[%emt 0:00:11]} 14. Bxd2 {[%emt 0:03:58]} c5 {[%emt 0:09:12]} 15. Bd3 {[%emt 0:01:57]} Bb7 {[%emt 0:03:26]} 16. Re1 {[%emt 0:02:13]} O-O {[%emt 0:06:32]} 17. Be3 {[%emt 0:06:44]} d6 {[%emt 0:05:06]} 18. exd6 {[%emt 0:09:55]} cxd6 {[%emt 0:00:43]} 19. Bxc5 {[%emt 0:00:39]} dxc5 {[%emt 0:00:51]} 20. Rxe7 {[%emt 0:00:04]} Bxf3+ {[%emt 0:03:32]} 21. gxf3 {[%emt 0:00:06]} Rfe8 {[%emt 0:13:25]} 22. Rxe8+ {[%emt 0:10:32]} Rxe8 {[%emt 0:00:05]} 23. Be4 {[%emt 0:02:50]} Bd4 {[%emt 0:03:18]} 24. Rb1 {[%emt 0:05:47]} Rb8 {[%emt 0:14:10]} 25. Ke2 {[%emt 0:02:50]} Rxb2+ {[%emt 0:02:32]} 26. Rxb2 {[%emt 0:00:09]} Bxb2 {[%emt 0:00:05]} 27. Kd3 {[%emt 0:06:58]} Be5 {[%emt 0:04:31]} 28. h3 {[%emt 0:01:04]} Kf8 {[%emt 0:05:26]} 29. Kc2 {[%emt 0:01:14]} Ke7 {[%emt 0:00:28]} 30. Kb3 {[%emt 0:00:11]} Kd6 {[%emt 0:01:58]} 31. Ka4 {[%emt 0:05:03]} Bc3 {[%emt 0:00:34]} 32. Kb5 {[%emt 0:00:23]} a5 {[%emt 0:00:31]} 33. Bd5 {[%emt 0:01:37]} f6 {[%emt 0:00:59]} 34. f4 {[%emt 0:01:50]} h6 {[%emt 0:01:53]} 35. h4 {[%emt 0:05:41]} g5 {[%emt 0:01:30]} 36. fxg5 {[%emt 0:00:20]} fxg5 {[%emt 0:00:06]} 37. hxg5 {[%emt 0:00:06]} hxg5 {[%emt 0:00:05]} 38. f3 {[%emt 0:00:04]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.24"]
[White "Zvjaginsev, Vadim"]
[Black "Lobanov, Sergei"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2642"]
[BlackElo "2526"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,65,25,6,14,12,15,0,20,11,21,14,23,23,26,29,26,26,30,8,40,33,48,47,51,34,46,41,50,36,90,73,71,44,90,94,118,107,175,168,145,137,122,117,240,212,858,844,1053,997,1726,1725,1725,1725,29992,29993]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. O-O Bg4 5. d3 Nbd7 6. h3 Bh5 7. Bf4 {LiveBook: 3 Games. A07: Réti Opening: New York and Capablanca Systems} (7. Qe1 e5 8. e4 Bd6 9. Nh4 O-O 10. Nf5 Bc7 11. Nc3 Nb6 12. a4 a5 13. f4 dxe4 14. dxe4 exf4 15. gxf4 {½-½ (23) Nakamura,H (2780)-Jakovenko,D (2721) Palma de Mallorca 2017}) 7... Bxf3 8. exf3 e6 9. Be3 {The position is equal.} Bd6 10. f4 O-O 11. Nd2 c5 12. Nf3 $146 ({Predecessor:} 12. c3 b5 13. a4 a6 14. g4 Nb6 15. axb5 axb5 16. Rxa8 Qxa8 {0-1 (57) Gazen,L (1161)-Groves,P (1000) IECG email 2002}) 12... b5 13. c4 Rb8 14. b3 Qc7 15. Rc1 Rfc8 16. Re1 Bf8 17. Bd2 {[%cal Be3d2,Bd2c3,Bc3e5][%mdl 32]} g6 18. h4 a6 19. Ng5 Re8 20. h5 Qd6 (20... gxh5 $14 21. Nf3 Ng4) 21. hxg6 $16 hxg6 22. Bc3 Rbc8 23. Be5 Qb6 {[#]} 24. cxd5 $1 Nxd5 (24... exd5 $16 {was necessary.} 25. Bh3 Rcd8) 25. Bxd5 $18 exd5 26. Qg4 Nxe5 27. Rxe5 Rxe5 (27... Qb7 $16) 28. fxe5 $40 {[%cal Bf4e5,Be5e6][%mdl 160] aiming for Qh3. White attacks with force.} Qb7 $2 (28... Rc7 29. Qh4 f6) 29. Qh3 {[%csl Gg5][%cal Rh3h7]} Bg7 30. e6 f6 {[#]} 31. e7 $1 {[%csl Gg5][%cal Rh3h7][%mdl 512]} fxg5 (31... Qxe7 32. Qxc8+) 32. Qe6+ Kh7 33. Kg2 {Precision: White = 66%, Black = 30%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.25"]
[White "Aryan Chopra"]
[Black "Iturrizaga Bonelli, Eduardo"]
[Result "1/2-1/2"]
[ECO "B56"]
[WhiteElo "2540"]
[BlackElo "2640"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,93,26,35,14,14,2,25,17,28,0,21,28,22,10,16,16,33,28,43,42,47,15,45,33,37,35,33,41,52,0,0,0,33,0,0,14,12,14,12,-16,-7,-79,-13,-20,-20,-20,-21,-21,-23,-43,-18,-54,-12,-18,0,-9,-7,-7,-7,-7,0,0,12,0,0,-5,-5,-2,15,20,53,51,51,29,52,22,9,0,51,0]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f3 a6 7. Be3 e5 8. Nb3 Be6 9. Be2 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} (9. Qd2 Rc8 10. O-O-O Nb4 11. Kb1 d5 12. a3 d4 13. axb4 Bxb4 14. Nxd4 exd4 15. Qxd4 Qa5 16. Nd5 Bxd5 17. exd5 {½-½ (60) Inarkiev,E (2693)-Nepomniachtchi,I (2763) Moscow 2018}) 9... Ne7 10. Bf2 $146 ({Predecessor:} 10. Nd2 d5 11. O-O d4 12. Nb3 dxe3 13. Bd3 Nc6 14. a3 Qb6 15. Ne2 Rd8 16. Re1 Nh5 17. g3 f5 18. exf5 Bxb3 19. cxb3 e4 20. fxe4 Ne5 21. Nc1 e2+ {0-1 (21) Bearce,H (1687)-Rager,M ICCF email 2015}) 10... Ng6 11. g3 {White has an edge.} Rc8 12. h4 h5 13. Qd2 Be7 14. O-O-O Qc7 15. Kb1 O-O 16. Rc1 Qd7 17. Rhd1 Rfe8 18. Ka1 Bf8 19. Be3 b5 20. a3 Qb7 21. Bg5 Nh7 22. Be3 ({Better is} 22. Na5 $14 Qc7 23. Nd5 Bxd5 24. exd5) 22... Nf6 $11 23. Bg5 Nh7 24. f4 (24. Na5 {with more complications.} Qd7 25. Kb1 Nxg5 26. hxg5 h4 27. gxh4 Nf4 28. Bf1) 24... exf4 25. gxf4 Nxg5 26. hxg5 {[#]} Rxc3 $1 {[%mdl 576] Remove Defender} 27. bxc3 {Hoping for f5.} Qxe4 28. Bd3 (28. Rf1 $11 {remains equal.}) 28... Qa4 (28... Qxf4 $17 {Strongly threatening ...Qa4.} 29. Bxg6 Qxd2 30. Bxf7+ Bxf7 31. Rxd2 Re5) 29. f5 $1 {[%cal Rf5g6]} Qxa3+ 30. Kb1 Bxb3 31. cxb3 Qxb3+ 32. Qb2 Qxb2+ 33. Kxb2 Ne5 34. Ra1 h4 35. Kc2 Rc8 36. Rxa6 b4 37. Be4 Rxc3+ 38. Kb1 $1 Rc8 39. Bd5 Be7 40. g6 Kf8 41. gxf7 Rb8 42. Ra7 Nxf7 43. f6 $1 {[%cal Rf6e7]} gxf6 44. Re1 Ne5 45. Rg1 {[%csl Gd5][%cal Rg1g8][%mdl 1024] [#] White has compensation.} Nf7 $1 46. Re1 Ne5 47. Rg1 {Accuracy: White = 53%, Black = 53%.} ({White should play} 47. Rh1 $14 f5 48. Rf1) 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.26"]
[White "Xu, Yinglun"]
[Black "Alekseenko, Kirill"]
[Result "1/2-1/2"]
[ECO "D80"]
[WhiteElo "2512"]
[BlackElo "2634"]
[Annotator "RC"]
[PlyCount "76"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 Nf6 {[%emt 0:01:28]} 2. c4 {[%emt 0:00:00]} g6 {[%emt 0:00:28]} 3. Nc3 {[%emt 0:00:34]} d5 {[%emt 0:00:06]} 4. Bg5 {[%emt 0:00:41]} Ne4 {[%emt 0:00:40]} 5. Bh4 {[%emt 0:00:42]} Nxc3 {[%emt 0:00:34]} 6. bxc3 {[%emt 0:00:07]} dxc4 {[%emt 0:00:25]} 7. e3 {[%emt 0:00:25]} Be6 {[%emt 0:00:24]} 8. Nf3 {[%emt 0:00:54]} Bg7 {[%emt 0:06:12]} 9. Rb1 {[%emt 0:02:12]} b6 {[%emt 0:04:30]} 10. Be2 {[%emt 0:01:05]} O-O {[%emt 0:04:01]} 11. Nd2 {[%emt 0:01:28]} Bd5 {[%emt 0:13:30]} 12. O-O {[%emt 0:05:58]} c5 {[%emt 0:02:00]} 13. dxc5 {[%emt 0:12:20]} Nd7 {[%emt 0:08:44]} 14. cxb6 {[%emt 0:09:28]} Nxb6 {[%emt 0:00:42]} 15. Qc2 {[%emt 0:06:21]} Qd6 {[%emt 0:00:08]} 16. Rb4 {[%emt 0:05:36]} Rac8 {[%emt 0:00:49]} 17. a4 {[%emt 0:02:58]} Ba8 {[%emt 0:03:19]} 18. e4 {[%emt 0:15:24]} Qe5 {[%emt 0:03:38]} 19. Rc1 {[%emt 0:08:29]} Rfd8 {[%emt 0:01:42]} 20. Nxc4 {[%emt 0:05:52]} Nxc4 {[%emt 0:02:09]} 21. Rxc4 {[%emt 0:00:06]} Rxc4 {[%emt 0:02:50]} 22. Bxc4 {[%emt 0:00:03]} Bxe4 {[%emt 0:01:08]} 23. Qe2 {[%emt 0:00:38]} Qf4 {[%emt 0:05:30]} 24. Re1 {[%emt 0:00:08]} Qxh4 {[%emt 0:00:13]} 25. g3 {[%emt 0:02:11]} Qg5 {[%emt 0:06:55]} 26. Qxe4 {[%emt 0:00:22]} e6 {[%emt 0:00:13]} 27. Re3 {[%emt 0:01:14]} Qa5 {[%emt 0:04:04]} 28. Rf3 {[%emt 0:02:18]} Rf8 {[%emt 0:05:22]} 29. Qc6 {[%emt 0:01:50]} Qb6 {[%emt 0:02:41]} 30. Qxb6 {[%emt 0:00:06]} axb6 {[%emt 0:00:27]} 31. Rd3 {[%emt 0:00:30]} g5 {[%emt 0:02:41]} 32. h3 {[%emt 0:01:53]} h5 {[%emt 0:02:06]} 33. Kg2 {[%emt 0:01:30]} Rc8 {[%emt 0:02:23]} 34. Ba6 {[%emt 0:00:04]} Rc7 {[%emt 0:00:28]} 35. Rd8+ {[%emt 0:01:00]} Bf8 {[%emt 0:00:38]} 36. Be2 {[%emt 0:00:47]} h4 {[%emt 0:01:02]} 37. gxh4 {[%emt 0:00:13]} gxh4 {[%emt 0:00:04]} 38. Rb8 {[%emt 0:01:46]} Rxc3 {[%emt 0:02:34]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.27"]
[White "Indjic, Aleksandar"]
[Black "Iniyan, P."]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2630"]
[BlackElo "2480"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,51,27,21,22,32,25,52,48,119,116,121,117,187,110,119,103,168,181,166,198,188,187,234,227,242,219,363,372,360,358,361,377,627,604,954,548,1241,1241,2573,2393]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. Bg5 O-O 6. e3 Nbd7 7. Be2 e5 8. h3 {E61: King's Indian: Early deviations for White, including Smyslov System} (8. Qc2 exd4 9. Nxd4 Nc5 10. Rd1 a5 11. O-O Re8 12. Bf3 Bd7 13. Bf4 Bg4 14. Bxg4 Nxg4 15. Ndb5 Ne5 16. b3 {½-½ (47) Zubov,A (2597)-Golubov,S (2482) St Petersburg 2018}) 8... h6 9. Bh4 g5 10. Bg3 {[%cal Rd4e5] White is slightly better.} Nh7 $146 (10... exd4 $14 11. exd4 (11. Nxd4 Nc5 $11) 11... Re8) ({Predecessor:} 10... Qe7 11. O-O c6 12. Rc1 Ne8 13. Re1 f5 14. b4 h5 15. c5 {0-1 (39) Shapiro,V (2249)-Fedoseev,S (2243) St Petersburg 2007}) 11. Qc2 $16 f5 12. O-O-O Qe7 {[#]} (12... e4 $16 {was called for.}) 13. Bh2 (13. c5 $1 $18 {[%mdl 512]}) 13... c6 14. g4 Nb6 (14... e4 $16 {keeps fighting.}) 15. c5 $1 $36 {[%mdl 2048] Keeping Black busy.} dxc5 16. Nxe5 cxd4 17. exd4 Qf6 18. Bd3 Be6 {[#]} 19. Ne4 $1 {[%mdl 512]} Qe7 (19... fxe4 {was necessary.} 20. Bxe4 Kh8) 20. Ng6 Qb4 21. Nxf8 Nxf8 22. gxf5 Bxa2 $2 (22... Bxf5 23. Nd6 Bxd3 24. Qxd3 c5) 23. f6 {White is clearly winning.} Ne6 24. fxg7 {Hoping for Nd6.} Nd5 25. Nc3 Bb3 26. Bh7+ {Accuracy: White = 83%, Black = 27%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.28"]
[White "Kobalia, Mikhail"]
[Black "Dai, Changren"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2627"]
[BlackElo "2473"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,101,20,27,15,30,0,5,-2,0,0,23,17,28,21,22,38,38,24,52,52,48,45,47,44,44,45,56,52,58,11,10,12,29,32,49,35,37,32,36,33,78,69,154,163,158,118,272,263,270,241,229,233,227,100,103,108,114,95,98,98,238,227,239,233,300,287,626,626,599,623,603,601,539,189,187,169,512,533,515,516,477,475,412,401,401,392,386,310,29980,29981,29982,29983]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. O-O Nf6 7. Bd2 {B31: Sicilian: 2...Nc6 3 Bb5 g6} (7. Re1 Bg4 8. Nbd2 Nd7 9. h3 Bxf3 10. Nxf3 e5 11. Be3 O-O 12. a3 a5 13. Qd2 a4 14. b4 axb3 15. cxb3 {1-0 (67) Caruana,F (2828)-Cordova,E (2597) chess.com INT 2019}) 7... Nd7 $146 ({Predecessor:} 7... O-O 8. h3 c4 9. e5 Nd7 10. e6 Ne5 11. Nxe5 Bxe5 12. exf7+ Rxf7 13. Bc3 Bxc3 14. Nxc3 cxd3 15. cxd3 {0-1 (40) Godena,M (2490)-Grigore,G (2525) Genova 1999}) 8. Bc3 e5 9. Nbd2 {The position is equal.} f6 10. a3 Nf8 11. b4 Ne6 12. Nb3 b6 13. bxc5 bxc5 14. Na5 Qc7 15. Nd2 O-O 16. Ndc4 Rb8 17. Rb1 Ba6 18. Bd2 Rbe8 19. Re1 Nd4 20. Nb3 Bxc4 21. dxc4 Qf7 22. c3 Ne6 23. Be3 Rd8 24. Qc2 Qe7 25. Na5 Qc7 26. Qa4 Rd3 (26... Rf7 $14) 27. Rb7 $16 (27. Qxc6 Qxc6 28. Nxc6 Rxc3 $11) (27. Nxc6 Rd6 $17) 27... Qc8 28. Rxa7 f5 $2 (28... Rf7 $16 29. Rxf7 (29. Qxc6 Qxc6 30. Nxc6 Rxa7 $11) (29. Nxc6 Rxa7 30. Nxa7 Qa8 $14) 29... Kxf7) 29. Nxc6 $18 Kh8 30. exf5 gxf5 31. Ne7 Qd8 32. Nxf5 (32. Nd5 $18 {and White stays clearly on top.}) 32... Qf6 $16 {[#]} 33. g4 $1 {Threatens to win with Qc6.} Qg6 34. Ra8 Qxg4+ 35. Ng3 h5 (35... Rxc3 $16 {might work better.} 36. Rxf8+ Bxf8) 36. Rxf8+ $18 Bxf8 37. Qe8 h4 {[#]} 38. h3 $1 {[%cal Rh3g4][%mdl 64] Deflection} Qxh3 $2 (38... Qf3 39. Qxe6 hxg3 40. Qxe5+ {[%mdl 64] Double Attack} Kh7 41. Qxg3 Qxg3+ 42. fxg3 Rxc3) 39. Qh5+ {[%mdl 64] Double Attack} Kg8 {next ...Ng7 is good for Black.} 40. Qg6+ Kh8 41. Nf5 e4 42. Bh6 $2 (42. a4) 42... Rf3 43. Rxe4 $40 {[%mdl 192] White threatens Bxf8 and mate. Double Attack. White is out for blood.} Rxf5 $2 (43... Qxf5 {is more resistant.} 44. Qxf5 (44. Qxe6 Qxe6 45. Rxe6 Bxh6 $16) 44... Rxf5) 44. Rg4 {[%csl Gg4][%cal Rg6g8]} Ng5 45. Rxg5 Rxg5+ 46. Qxg5 Bxh6 47. Qxh6+ {KQ-KQ} Kg8 48. Qg5+ Kf7 49. Qf4+ Kg6 $2 (49... Kg7 $18 50. Qc7+ Kg6 51. Qd6+ (51. Qxc5 Qg4+ 52. Kf1 Qd1+ 53. Kg2 Qg4+ 54. Kh1 Qh3+ 55. Kg1 Qg4+ 56. Kh2 Qf4+ 57. Kh3 Qf3+ 58. Kh2 Qf4+ 59. Kh3 Qf3+ 60. Kh2 Qf4+ $11) 51... Kg7 52. Qxc5 Qxc3 53. Qe7+ Kg6 54. Qxh4 Kf5 55. Qh5+ Kf4 56. Qf7+ Kg5 57. Qd5+ Kf6) 50. f3 Kh5 51. a4 {Accuracy: White = 66%, Black = 33%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.29"]
[White "Afanasiev, Nikita"]
[Black "Van Foreest, Jorden"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2508"]
[BlackElo "2618"]
[Annotator "RC"]
[PlyCount "50"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:02:25]} d5 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:15]} c6 {[%emt 0:00:06]} 3. cxd5 {[%emt 0:00:14]} cxd5 {[%emt 0:00:16]} 4. Bf4 {[%emt 0:00:08]} Nc6 {[%emt 0:01:12]} 5. Nc3 {[%emt 0:00:09]} Nf6 {[%emt 0:00:45]} 6. Nf3 {[%emt 0:00:21]} g6 {[%emt 0:05:18]} 7. e3 {[%emt 0:06:23]} Bg7 {[%emt 0:00:15]} 8. h3 {[%emt 0:15:24]} O-O {[%emt 0:02:53]} 9. Be2 {[%emt 0:04:29]} Ne4 {[%emt 0:00:34]} 10. Rc1 {[%emt 0:01:18]} Bf5 {[%emt 0:10:46]} 11. Qb3 {[%emt 0:03:59]} Nxc3 {[%emt 0:02:41]} 12. Rxc3 {[%emt 0:00:43]} Qd7 {[%emt 0:05:45]} 13. O-O {[%emt 0:06:15]} a6 {[%emt 0:11:01]} 14. Rfc1 {[%emt 0:05:51]} f6 {[%emt 0:02:47]} 15. Rc5 {[%emt 0:11:49]} Be6 {[%emt 0:00:26]} 16. Qb6 {[%emt 0:00:33]} Bf7 {[%emt 0:04:44]} 17. Bc7 {[%emt 0:01:45]} Rac8 {[%emt 0:03:35]} 18. Bg3 {[%emt 0:03:31]} Ra8 {[%emt 0:03:45]} 19. b4 {[%emt 0:02:35]} Rfc8 {[%emt 0:03:19]} 20. a4 {[%emt 0:00:51]} Bf8 {[%emt 0:00:42]} 21. b5 {[%emt 0:10:03]} axb5 {[%emt 0:00:09]} 22. Qxb5 {[%emt 0:00:15]} e6 {[%emt 0:03:44]} 23. R5c3 {[%emt 0:06:42]} Be8 {[%emt 0:02:24]} 24. a5 {[%emt 0:02:06]} Rd8 {[%emt 0:04:37]} 25. Qb6 {[%emt 0:02:05]} Bb4 {[%emt 0:02:46]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.30"]
[White "Tahbaz, Arash"]
[Black "Goganov, Aleksey"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2484"]
[BlackElo "2612"]
[Annotator "ChessBase"]
[PlyCount "120"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:07:04]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:05]} Nc6 {[%emt 0:00:00]} 3. Bb5 {[%emt 0:00:06]} Nf6 {[%emt 0:00:00]} 4. O-O {[%emt 0:00:05]} Nxe4 {[%emt 0:00:00]} 5. Re1 {[%emt 0:00:27]} Nd6 {[%emt 0:00:00]} 6. Nxe5 {[%emt 0:00:04]} Be7 {[%emt 0:00:01]} 7. Bf1 {[%emt 0:00:04]} Nxe5 {[%emt 0:00:09]} 8. Rxe5 {[%emt 0:00:05]} O-O {[%emt 0:00:08]} 9. d4 {[%emt 0:00:02]} Bf6 {[%emt 0:00:05]} 10. Re1 {[%emt 0:00:04]} Re8 {[%emt 0:00:19]} 11. c3 {[%emt 0:00:04]} Rxe1 {[%emt 0:00:24]} 12. Qxe1 {[%emt 0:00:02]} Ne8 {[%emt 0:00:10]} 13. d5 {[%emt 0:00:06]} d6 {[%emt 0:04:15]} 14. c4 {[%emt 0:02:39]} Qe7 {[%emt 0:04:37]} 15. Qxe7 {[%emt 0:02:28]} Bxe7 {[%emt 0:03:09]} 16. Nc3 {[%emt 0:00:13]} Bf6 {[%emt 0:02:02]} 17. Bd2 {[%emt 0:00:28]} c6 {[%emt 0:02:08]} 18. Re1 {[%emt 0:05:42]} Bd7 {[%emt 0:02:37]} 19. dxc6 {[%emt 0:05:13]} bxc6 {[%emt 0:01:36]} 20. b3 {[%emt 0:03:46]} Kf8 {[%emt 0:04:27]} 21. g3 {[%emt 0:10:03]} Bd4 {[%emt 0:04:26]} 22. Bg2 {[%emt 0:03:30]} Rc8 {[%emt 0:00:59]} 23. Na4 {[%emt 0:14:41]} h6 {[%emt 0:09:45]} 24. Rd1 {[%emt 0:07:05]} Bg4 {[%emt 0:02:02]} 25. Re1 {[%emt 0:01:23]} Bd7 {[%emt 0:00:45]} 26. h3 {[%emt 0:00:41]} c5 {[%emt 0:09:33]} 27. Nc3 {[%emt 0:00:15]} Bxc3 {[%emt 0:00:04]} 28. Bxc3 {[%emt 0:00:05]} Bc6 {[%emt 0:00:07]} 29. Bxc6 {[%emt 0:13:17]} Rxc6 {[%emt 0:00:05]} 30. f4 {[%emt 0:01:15]} Nc7 {[%emt 0:04:53]} 31. f5 {[%emt 0:01:46]} d5 {[%emt 0:01:32]} 32. Be5 {[%emt 0:00:32]} dxc4 {[%emt 0:00:25]} 33. bxc4 {[%emt 0:00:15]} f6 {[%emt 0:01:39]} 34. Bf4 {[%emt 0:01:17]} Na8 {[%emt 0:02:41]} 35. Bb8 {[%emt 0:06:01]} Nb6 {[%emt 0:03:00]} 36. Bxa7 {[%emt 0:09:08]} Nxc4 {[%emt 0:00:30]} 37. Rc1 {[%emt 0:01:56]} Rc7 {[%emt 0:00:15]} 38. Bb8 {[%emt 0:00:24]} Rb7 {[%emt 0:00:21]} 39. Bf4 {[%emt 0:01:24]} Rb4 {[%emt 0:00:26]} 40. Kf2 {[%emt 0:00:00]} Ra4 {[%emt 0:00:00]} 41. Rc2 {[%emt 0:04:26]} Ke7 {[%emt 0:02:04]} 42. Ke2 {[%emt 0:04:19]} Nd6 {[%emt 0:02:23]} 43. Rxc5 {[%emt 0:02:08]} Rxa2+ {[%emt 0:00:05]} 44. Kf3 {[%emt 0:00:04]} Ne8 {[%emt 0:02:21]} 45. Rb5 {[%emt 0:00:36]} Ra7 {[%emt 0:00:21]} 46. Rd5 {[%emt 0:08:55]} h5 {[%emt 0:01:53]} 47. Be3 {[%emt 0:01:30]} Rb7 {[%emt 0:01:59]} 48. Bc5+ {[%emt 0:00:52]} Kf7 {[%emt 0:00:05]} 49. Rd8 {[%emt 0:01:53]} Rc7 {[%emt 0:00:22]} 50. Bb4 {[%emt 0:00:03]} Rb7 {[%emt 0:00:22]} 51. Bc5 {[%emt 0:00:11]} Rc7 {[%emt 0:00:04]} 52. Be3 {[%emt 0:00:45]} Re7 {[%emt 0:00:21]} 53. g4 {[%emt 0:01:55]} hxg4+ {[%emt 0:00:44]} 54. hxg4 {[%emt 0:00:01]} g6 {[%emt 0:00:48]} 55. Bc5 {[%emt 0:00:02]} Rc7 {[%emt 0:00:56]} 56. Bb4 {[%emt 0:01:15]} gxf5 {[%emt 0:00:10]} 57. gxf5 {[%emt 0:00:02]} Rb7 {[%emt 0:00:15]} 58. Bc5 {[%emt 0:00:15]} Rc7 {[%emt 0:00:32]} 59. Rd5 {[%emt 0:00:23]} Rb7 {[%emt 0:01:05]} 60. Bd4 {[%emt 0:01:21]} Re7 {[%emt 0:00:31] Ke4} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.31"]
[White "Flom, Gabriel"]
[Black "Gordievsky, Dmitry"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2460"]
[BlackElo "2603"]
[Annotator "ChessBase"]
[PlyCount "102"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 2. e4 {[%emt 0:00:25]} Nf6 {[%emt 0:02:15]} 3. Nc3 {[%emt 0:00:05]} c6 {[%emt 0:02:45]} 4. Nf3 {[%emt 0:05:16]} g6 {[%emt 0:11:40]} 5. Be3 {[%emt 0:00:12]} Bg7 {[%emt 0:01:28]} 6. Qd2 {[%emt 0:00:10]} b5 {[%emt 0:05:54]} 7. Bd3 {[%emt 0:00:16]} O-O {[%emt 0:07:59]} 8. Bh6 {[%emt 0:05:04]} Bg4 {[%emt 0:06:04]} 9. Nh4 {[%emt 0:10:59]} e5 {[%emt 0:06:45]} 10. dxe5 {[%emt 0:01:37]} dxe5 {[%emt 0:00:24]} 11. h3 {[%emt 0:05:30]} Be6 {[%emt 0:04:31]} 12. Nf3 {[%emt 0:05:35]} Nbd7 {[%emt 0:01:01]} 13. Ne2 {[%emt 0:01:55]} c5 {[%emt 0:03:52]} 14. Ng3 {[%emt 0:00:21]} c4 {[%emt 0:04:15]} 15. Bxg7 {[%emt 0:00:33]} Kxg7 {[%emt 0:00:10]} 16. Be2 {[%emt 0:00:04]} Qe7 {[%emt 0:10:33]} 17. O-O {[%emt 0:01:20]} Rfc8 {[%emt 0:02:24]} 18. Rad1 {[%emt 0:11:00]} h6 {[%emt 0:02:29]} 19. Nh4 {[%emt 0:06:15]} Nxe4 {[%emt 0:12:57]} 20. Nxe4 {[%emt 0:05:02]} Qxh4 {[%emt 0:00:05]} 21. f4 {[%emt 0:00:04]} Rd8 {[%emt 0:01:32]} 22. Qc3 {[%emt 0:01:14]} Qe7 {[%emt 0:09:18]} 23. fxe5 {[%emt 0:02:29]} Rab8 {[%emt 0:01:07]} 24. Rd6 {[%emt 0:09:11]} Nf8 {[%emt 0:00:11]} 25. Rfd1 {[%emt 0:01:42]} Rdc8 {[%emt 0:00:11]} 26. Nf6 {[%emt 0:04:27]} Qc7 {[%emt 0:01:03]} 27. Bg4 {[%emt 0:03:20]} Qc5+ {[%emt 0:00:09]} 28. Kh2 {[%emt 0:00:09]} b4 {[%emt 0:00:12]} 29. Qg3 {[%emt 0:00:20]} Bxg4 {[%emt 0:00:19]} 30. R1d5 {[%emt 0:01:09]} Qc7 {[%emt 0:00:02]} 31. Qxg4 {[%emt 0:01:56]} b3 {[%emt 0:01:39]} 32. Qf4 {[%emt 0:06:19]} Qe7 {[%emt 0:01:59]} 33. cxb3 {[%emt 0:03:30]} cxb3 {[%emt 0:00:03]} 34. axb3 {[%emt 0:05:29]} Rxb3 {[%emt 0:00:01]} 35. Qh4 {[%emt 0:00:09]} Rb7 {[%emt 0:00:38]} 36. b4 {[%emt 0:02:30]} Rcb8 {[%emt 0:00:36]} 37. b5 {[%emt 0:00:20]} Rc8 {[%emt 0:00:42]} 38. Qg4 {[%emt 0:01:11]} Rbc7 {[%emt 0:00:14]} 39. Nh5+ {[%emt 0:01:29]} Kh8 {[%emt 0:00:27]} 40. Nf6 {[%emt 0:00:00]} Kg7 {[%emt 0:00:00]} 41. h4 {[%emt 0:06:09]} Rc5 {[%emt 0:03:38]} 42. Qf4 {[%emt 0:06:35]} Ne6 {[%emt 0:10:13]} 43. Qg3 {[%emt 0:03:17]} Rc3 {[%emt 0:00:43]} 44. Rd7 {[%emt 0:06:23]} Qxd7 {[%emt 0:06:03]} 45. Rxd7 {[%emt 0:00:04]} Rxg3 {[%emt 0:00:06]} 46. Kxg3 {[%emt 0:00:01]} Rb8 {[%emt 0:01:55]} 47. Rxa7 {[%emt 0:02:33]} Rxb5 {[%emt 0:00:06]} 48. Ne8+ {[%emt 0:00:12]} Kf8 {[%emt 0:03:11]} 49. Nd6 {[%emt 0:00:04]} Rxe5 {[%emt 0:00:46]} 50. Rxf7+ {[%emt 0:00:50]} Kg8 {[%emt 0:00:04]} 51. Rf6 {[%emt 0:01:16]} Nf8 {[%emt 0:02:10]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.32"]
[White "Svane, Rasmus"]
[Black "Warmerdam, Max"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "2599"]
[BlackElo "2450"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,63,3,20,0,0,0,3,0,0,0,45,49,44,31,56,44,50,52,80,85,101,69,96,95,101,75,105,96,100,105,150,156,147,156,151,150,158,159,260,275,264,265,271,266,293,292,358,362,379,361,383,321,414,420,388,268]} 1. d4 d5 2. c4 c6 3. Nc3 dxc4 4. e4 b5 {[%cal Bb7b5,Bb5b4,Bb4b3][%mdl 32]} 5. a4 b4 6. Nb1 {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3} (6. Na2 Nf6 7. e5 Nd5 8. Bxc4 e6 9. Nf3 a5 10. Ng5 Ba6 11. Qh5 Qd7 12. b3 h6 13. O-O Bxc4 14. bxc4 Nb6 15. c5 Nxa4 16. Be3 b3 17. Ne4 bxa2 {½-½ (37) Shirov,A (2691)-Vitiugov,N (2739) Sochi 2015}) 6... Ba6 7. Qc2 Nf6 8. Nd2 {The position is equal.} Qxd4 9. Ngf3 b3 {...Qxf2+! is the strong threat.} 10. Nxd4 bxc2 11. f3 $36 {[%mdl 2048] [#] White has good play.} c3 $1 12. bxc3 Bxf1 13. Rxf1 e5 14. Nxc2 {[#]} Na6 $146 15. Nc4 Nd7 $1 16. Be3 Bc5 17. Bxc5 Naxc5 18. Nb4 Nb6 19. Nd6+ Kd7 20. O-O-O {Hoping for Nb7+.} ({But not} 20. Nxf7 Rhe8 $16) 20... Kc7 21. Nxf7 {[%mdl 64] Black must now prevent Rd6. Double Attack} a5 22. Nxh8 {Strongly threatening Nf7.} axb4 23. cxb4 {[%cal Bc3b4,Bb4c5][%mdl 32]} Nb3+ (23... Ncxa4 $16 24. Nf7 Nc4) 24. Kc2 $18 Nd4+ {[#]} 25. Rxd4 $1 exd4 {[%mdl 4096] Endgame KRN-KRN} 26. Nf7 c5 27. bxc5 Nd7 28. Kd3 Rxa4 29. Rc1 Ra2 30. g4 Ra3+ 31. Kxd4 Rxf3 32. Ne5 {Accuracy: White = 90%, Black = 55%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.33"]
[White "Chen, Qi b"]
[Black "Petrosian, Tigran L."]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "2443"]
[BlackElo "2595"]
[Annotator "TA"]
[PlyCount "236"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,235,0,0,0,2,0,0,0,0,-29,-31,-50,-57,-75,-83,-77,-89,-72,-75,-76,-76,-192,-193,-183,-179,-247,-189,-172,-157,-160,-156,-175,-161,-217,-202,-290,-175,-294,-120,-122,-134,-127,-121,-125,-128,-160,-82,-81,-78,-114,-101,-106,-106,-120,-116,-95,-90,-90,-73,-65,-72,-68,-68,-88,-70,-114,-68,-66,-66,-66,-66,-66,-66,-66,-66,-66,-66,-64,-49,-66,-56,-58,-50,-52,-42,-63,-33,-43,-42,-47,-47,-51,-53,-53,-51,-87,-42,-34,-35,-43,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-69,-8,-8,-8,-8,-8,-8,0,-8,-8,-8,-8,-8,-7,-7,-7,-8,-8,-8,-7,-7,-7,-8,-8,-69,-8,-69,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-29986,-29987,-29993,-8,-29994,-29995,-29999]} 1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 Nf6 5. d3 d5 6. Nbd2 Be7 7. O-O O-O 8. Re1 b5 9. a4 b4 10. exd5 {C00: French: Unusual White 2nd moves} exd5 (10... Nxd5 11. Nc4 Bb7 12. Bd2 Rc8 13. h4 h6 14. Kh2 Bf6 15. Re2 Nb6 16. Nxb6 Qxb6 17. Rb1 Ne7 {0-1 (42) Miroshnichenko,E (2606)-Sevian,S (2641) Saint Louis 2018}) 11. Nb3 Be6 12. Be3 {The position is equal.} Nd7 13. h4 $146 ({Predecessor:} 13. Nfd2 Rc8 14. f4 c4 15. Nd4 Nxd4 16. Bxd4 cxd3 17. cxd3 Bf6 18. Bxf6 Qxf6 {½-½ (37) Ansell,S (2360)-McPhillips,J (2368) Leeds 2015}) 13... h6 14. Nh2 Rc8 15. f4 c4 16. Nd4 Nxd4 17. Bxd4 cxd3 18. Qxd3 Nc5 19. Bxc5 (19. Qe3 $17 Ne4 20. Rad1 (20. Bxe4 dxe4 21. Rad1 Qc7 $15)) 19... Bxc5+ $19 20. Kh1 Qf6 21. Rad1 (21. c3 $142) 21... Bf5 $36 {[%mdl 2048] Black is on the roll.} 22. Qb3 Bb6 23. Re2 Rfe8 24. Rxe8+ Rxe8 25. a5 (25. Qxb4 {was called for.} Bf2 26. Qb5) 25... Bf2 26. Qf3 (26. Nf1 {keeps fighting.}) 26... Be1 (26... Bxc2 27. Ng4 $15) 27. Ng4 (27. c3 {might work better.}) 27... Qg6 (27... Qxb2 $19 {is more deadly.} 28. Ne3 Be4) 28. Ne5 $17 Qxg3 29. Qxg3 Bxg3 30. Bxd5 Kf8 $1 ({Of course not} 30... Bxc2 $6 31. Bxf7+ Kh8 32. Rd4 $11) 31. Nd3 Be4+ (31... Re2 $142 32. Nxb4 Bxf4) 32. Bxe4 Rxe4 {[%mdl 4096] Endgame KRB-KRN} 33. Kg2 Bxh4 ({Weaker is} 33... Bxf4 34. Kf3 $16) 34. Kf3 Rd4 35. Ke3 Bf6 36. Ra1 Rc4 37. Ra4 Be7 38. c3 {[%cal Rc3b4]} h5 39. cxb4 h4 40. b3 Rc3 41. b5 h3 42. b6 h2 $1 {[%cal Rh2h1]} ({Not} 42... Rxb3 43. Rc4 $18) 43. Ra1 Rxb3 44. Rh1 $1 axb6 45. Rxh2 {[%cal Rh2h8]} Bd8 46. axb6 Bxb6+ 47. Ke2 Bd4 48. Rh8+ Ke7 49. Rc8 Ra3 50. Rc4 Bb6 51. Rb4 Ba7 52. Rb7+ Ke6 53. Ne5 f6 54. Nc4 Ra2+ 55. Kf3 g6 56. Rb2 Ra4 57. Re2+ Kd7 58. Rd2+ Kc6 59. Rd6+ Kc5 60. Rxf6 Rxc4 (60... Kxc4 $2 61. Rxg6 Kd5 62. Rh6 $19) 61. Rxg6 $11 {KRB-KR} Bb8 62. Rf6 Kd5 {White must now prevent ...Rc1.} 63. Kg4 Bd6 64. Rf5+ Ke6 65. Kg5 Rc1 (65... Rc8 {keeps more tension.} 66. Rf6+ Kd7 67. Kg6 Rg8+ 68. Kf7 Rf8+) 66. Rf6+ Kd5 67. Rg6 Rf1 68. f5 Bf4+ 69. Kf6 $1 Be5+ 70. Ke7 ({White should try} 70. Kg5 $11 Ke4 71. Kh5) 70... Ra1 (70... Rxf5 $15 71. Ra6 Rf4 72. Ra5+ Ke4 73. Ra4+ Bd4) 71. f6 Ra7+ 72. Ke8 Ra8+ 73. Ke7 Ra7+ 74. Ke8 Bc3 75. f7 Bb4 76. Rg5+ Kc6 {[%cal Ra7a8]} 77. Rg6+ Kc7 {[%cal Ra7a8]} 78. f8=R {Intending Rf7+ and mate.} (78. f8=Q {is interesting.} Ra8+ 79. Kf7 Bxf8 80. Rg8 Kc6 81. Ke6) 78... Ra8+ 79. Kf7 Rxf8+ {KRB-KR} 80. Ke6 Kc6 81. Rg1 Bc3 82. Rc1 (82. Rd1 $11 Rf6+ 83. Ke7) 82... Rf3 (82... Rf6+ $1 $15 83. Ke7 Rf3) 83. Rc2 ({Better is} 83. Rd1 $1 $11 Rf6+ 84. Ke7) 83... Re3+ ({Black should play} 83... Kc5 $1 $15 84. Rc1 Kc4) 84. Kf5 Kd5 85. Ra2 Rf3+ 86. Kg4 Rf8 87. Ra4 Ke5 88. Ra3 Bd4 89. Ra5+ Ke4 90. Ra4 Rg8+ 91. Kh4 Ke5 92. Rb4 Be3 {Hoping for ...Kf5.} (92... Bg1 {is more complex.} 93. Rb5+ Ke4 94. Kh3 Kf3 95. Rf5+ Ke2) 93. Rg4 Ra8 94. Kg3 Ra3 95. Kg2 Bf4 (95... Kd5 {seems wilder.} 96. Rg8 Bf4 97. Rd8+ Bd6 98. Re8 Ra2+) 96. Rg8 Ke4 97. Re8+ Be5 98. Re7 Ra8 99. Kf2 Ra6 {...Ra2+ is the strong threat.} 100. Re8 Rh6 101. Re7 Rh8 {And now ...Rh2+ would win.} 102. Ke2 Rh2+ 103. Ke1 Kd4 104. Re8 (104. Kf1 {with more complications.} Bf4 105. Re1 Bd2 106. Re7 Be3 107. Rg7) 104... Bg3+ 105. Kf1 Kd3 106. Re7 Bf4 {Strongly threatening ...Rb2.} 107. Kg1 Ra2 {aiming for ...Be3+.} 108. Re8 Be3+ 109. Kh1 $1 Rf2 110. Rg8 Ke4 {Threatens to win with ...Kf3.} 111. Rg2 Rf8 112. Kh2 Kf3 {[%cal Rf8h8]} 113. Rg3+ Kf2 114. Rg2+ Kf1 {( -> ...Rh8+)} 115. Rg7 $2 {[%mdl 8192] [#]} (115. Rg6 $11 Rf3 116. Rg4 Bf4+ 117. Rxf4 Rxf4 118. Kg3 Rf2 119. Kg4 Kg2 120. Kh5 Kg3 121. Kh6 Kg4 122. Kg6 Rf3 123. Kh7 Kh5 124. Kg7 Kg5 125. Kh8 Kg6 126. Kg8 Kh6 127. Kh8 Rf8#) 115... Rf3 $1 116. Rh7 Bf4+ 117. Kh1 {[#]} Rg3 $1 {[%csl Gf1][%cal Rg3g1]} 118. Rg7 Rh3# {Accuracy: White = 64%, Black = 70%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.34"]
[White "Yakubboev, Nodirbek"]
[Black "Murzin, Volodar"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2569"]
[BlackElo "2337"]
[Annotator "TA"]
[PlyCount "127"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,127,45,47,100,68,56,51,62,56,72,17,101,45,105,106,103,95,109,106,103,56,96,96,101,101,103,112,120,116,124,87,107,87,95,75,102,104,97,89,110,67,64,62,78,79,75,79,79,80,84,15,18,0,0,-79,-79,-63,-63,-94,-70,-252,-215,-235,-245,-231,-221,-521,-521,-521,-514,-513,-504,-657,-489,-596,-581,-1456,-1398,-29962,-29955,-29956,-29943,-29977,-29978,-6877,-5097,-5085,-5085,-4132,-743,-718,-676,-396,-220,-209,-198,-147,-33,-33,-33,-33,-33,-33,0,-33,0,-33,0,-33,-33,-33,-33,-33]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 a6 5. Nbd2 e6 6. b3 Bd6 7. Bd3 O-O 8. O-O Nbd7 9. Bb2 Qe7 {D30: Queen's Gambit Declined: Systems without Nc3} (9... Be7 $14) 10. e4 dxe4 11. Nxe4 Nxe4 {White is slightly better.} 12. Bxe4 Nf6 13. Re1 $146 (13. Bc2 $16) ({Predecessor:} 13. Bc2 Ba3 14. Bxa3 Qxa3 15. c5 {1-0 (31) Santiago,Y (2450)-Cavalcanti,F (2294) Joao Pessoa 2013}) 13... Ba3 (13... Nxe4 $11 14. Rxe4 f6) 14. Bc3 (14. Bxa3 $16 Qxa3 15. Qd2) 14... Bb4 ({Black should play} 14... Nxe4 $14 15. Rxe4 Bd6) 15. Bxb4 $16 Qxb4 16. c5 Rd8 17. a3 Qa5 18. Qc2 Bd7 19. Ne5 Be8 20. Nc4 Qc7 21. Rad1 h6 22. b4 Rab8 23. a4 Rd7 24. g3 Rbd8 25. Qc3 Re7 26. Bg2 Red7 27. Rd3 Re7 28. Nb6 Nd5 29. Bxd5 cxd5 30. Rde3 Qc6 31. f4 f6 32. Qd3 Bf7 33. f5 (33. a5 $16) 33... e5 $1 $11 34. dxe5 fxe5 35. Rxe5 (35. Nc4 $1 $11 Qxa4 36. Nxe5) 35... Rxe5 $17 36. Rxe5 a5 $1 {[%cal Ba6a5,Ba5b4][%mdl 32]} 37. Qd4 {[#]} axb4 $1 38. Re1 $2 ({Reject} 38. Qxb4 d4 $17) (38. Re3 $1 $15) 38... Re8 39. Kf2 b3 40. Rxe8+ Qxe8 41. Qb4 $2 (41. a5) 41... Qe4 $19 42. Qxb3 d4 43. Qf3 Qc2+ {[%mdl 64] [#] Double Attack} 44. Ke1 {White hopes to continue with Nd7.} Qc1+ 45. Ke2 Qxc5 46. Qxb7 {Threatens to win with Qc8+.} Bh5+ 47. Kf1 Qxf5+ 48. Kg2 Kh7 49. h4 Qc2+ 50. Kh3 Be2 51. g4 Qd3+ 52. Kh2 Bxg4 (52... Bf3 $142 53. Qf7 Qe2+ 54. Kg3 Qe1+ 55. Kxf3 Qf1+ 56. Ke4 Qxf7) 53. Qg2 h5 54. a5 {Now a6 and White clings on.} Qb5 (54... Bf5 $142 {Hoping for ...Be4.} 55. Nd5 Be4) 55. Qe4+ Bf5 56. Qxd4 Qxa5 (56... Qe2+ $17 57. Kg3 Be4) 57. Nc4 $15 Qe1 {And now ...Be4 would win.} 58. Nd2 Qe2+ 59. Kg3 Qe1+ 60. Kh2 Qe2+ 61. Kg3 $1 Qe1+ 62. Kh2 Bg4 63. Qe4+ Qxe4 64. Nxe4 {Accuracy: White = 43%, Black = 52%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.35"]
[White "Zhu, Jiner"]
[Black "Petrosyan, Manuel"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2442"]
[BlackElo "2564"]
[Annotator "RC"]
[PlyCount "96"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c6 {[%emt 0:03:50]} 2. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:05]} 3. e5 {[%emt 0:00:00]} Bf5 {[%emt 0:00:03]} 4. h4 {[%emt 0:00:00]} h5 {[%emt 0:00:12]} 5. Bd3 {[%emt 0:00:06]} Bxd3 {[%emt 0:00:06]} 6. Qxd3 {[%emt 0:00:04]} e6 {[%emt 0:00:04]} 7. Bg5 {[%emt 0:00:06]} Be7 {[%emt 0:00:05]} 8. Nf3 {[%emt 0:00:06]} Nh6 {[%emt 0:00:25]} 9. Bxh6 {[%emt 0:00:36]} Rxh6 {[%emt 0:00:05]} 10. Nbd2 {[%emt 0:00:14]} Nd7 {[%emt 0:00:26]} 11. c4 {[%emt 0:01:34]} dxc4 {[%emt 0:01:10]} 12. Nxc4 {[%emt 0:02:21]} Nb6 {[%emt 0:00:09]} 13. a3 {[%emt 0:16:34]} Rg6 {[%emt 0:06:27]} 14. Ne3 {[%emt 0:09:14]} Nd5 {[%emt 0:03:07]} 15. g3 {[%emt 0:00:11]} Nxe3 {[%emt 0:01:36]} 16. Qxe3 {[%emt 0:00:05]} Rg4 {[%emt 0:01:24]} 17. O-O-O {[%emt 0:02:24]} Qd5 {[%emt 0:07:42]} 18. Ng5 {[%emt 0:16:25]} c5 {[%emt 0:10:20]} 19. dxc5 {[%emt 0:03:04]} Bxc5 {[%emt 0:00:52]} 20. Qe2 {[%emt 0:04:11]} Qc4+ {[%emt 0:10:23]} 21. Qxc4 {[%emt 0:00:10]} Rxc4+ {[%emt 0:00:04]} 22. Kb1 {[%emt 0:00:04]} Be7 {[%emt 0:12:58]} 23. f3 {[%emt 0:04:08]} Rc5 {[%emt 0:03:33]} 24. f4 {[%emt 0:00:48]} Rc4 {[%emt 0:02:13]} 25. Rc1 {[%emt 0:03:17]} Rac8 {[%emt 0:00:46]} 26. Ne4 {[%emt 0:03:10]} f6 {[%emt 0:08:08]} 27. exf6 {[%emt 0:04:49]} gxf6 {[%emt 0:03:22]} 28. Nd2 {[%emt 0:03:12]} Rxc1+ {[%emt 0:05:54]} 29. Rxc1 {[%emt 0:00:23]} Rxc1+ {[%emt 0:02:47]} 30. Kxc1 {[%emt 0:00:06]} f5 {[%emt 0:01:10]} 31. Kd1 {[%emt 0:07:12]} Bc5 {[%emt 0:01:54]} 32. Ke2 {[%emt 0:00:39]} b5 {[%emt 0:02:26]} 33. Nb3 {[%emt 0:08:26]} Bb6 {[%emt 0:00:04]} 34. Kd3 {[%emt 0:01:54]} Kd7 {[%emt 0:01:37]} 35. Nd4 {[%emt 0:01:30]} a6 {[%emt 0:00:05]} 36. b3 {[%emt 0:00:43]} Kd6 {[%emt 0:00:57]} 37. Ne2 {[%emt 0:00:56]} Bf2 {[%emt 0:01:28]} 38. Kc3 {[%emt 0:05:20]} Bc5 {[%emt 0:00:37]} 39. a4 {[%emt 0:03:29]} bxa4 {[%emt 0:00:55]} 40. bxa4 {[%emt 0:00:00]} Kd5 {[%emt 0:00:00]} 41. Kd3 {[%emt 0:07:57]} Bf2 {[%emt 0:01:15]} 42. Nc3+ {[%emt 0:00:10]} Kc6 {[%emt 0:01:41]} 43. Ne2 {[%emt 0:01:39]} Kc5 {[%emt 0:01:08]} 44. a5 {[%emt 0:01:36]} Be1 {[%emt 0:01:58]} 45. Ke3 {[%emt 0:03:50]} Kd5 {[%emt 0:03:12]} 46. Nd4 {[%emt 0:00:36]} Bxa5 {[%emt 0:00:53]} 47. Nf3 {[%emt 0:00:19]} Bb6+ {[%emt 0:00:16]} 48. Kd3 {[%emt 0:00:14]} Bf2 {[%emt 0:00:19]} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.36"]
[White "Jumabayev, Rinat"]
[Black "Arjun Kalyan"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2604"]
[BlackElo "2444"]
[Annotator "ChessBase"]
[PlyCount "87"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. c4 {[%emt 0:04:48]} c6 {[%emt 0:00:00]} 2. g3 {[%emt 0:01:03]} d5 {[%emt 0:00:00]} 3. Bg2 {[%emt 0:00:04]} Nf6 {[%emt 0:01:32]} 4. Nf3 {[%emt 0:00:05]} Bg4 {[%emt 0:00:43]} 5. cxd5 {[%emt 0:00:27]} Bxf3 {[%emt 0:01:33]} 6. Bxf3 {[%emt 0:00:04]} cxd5 {[%emt 0:00:04]} 7. O-O {[%emt 0:00:30]} e6 {[%emt 0:00:06]} 8. d4 {[%emt 0:00:29]} Nc6 {[%emt 0:00:18]} 9. Nc3 {[%emt 0:00:08]} Be7 {[%emt 0:00:55]} 10. e3 {[%emt 0:00:12]} O-O {[%emt 0:01:17]} 11. Qe2 {[%emt 0:00:14]} Rc8 {[%emt 0:02:43]} 12. Bd2 {[%emt 0:01:37]} Na5 {[%emt 0:02:55]} 13. Rfc1 {[%emt 0:03:19]} Nc4 {[%emt 0:00:10]} 14. Be1 {[%emt 0:00:04]} Nd6 {[%emt 0:02:22]} 15. a4 {[%emt 0:09:54]} Qd7 {[%emt 0:04:37]} 16. a5 {[%emt 0:04:07]} Rc7 {[%emt 0:03:01]} 17. a6 {[%emt 0:00:40]} Rfc8 {[%emt 0:10:23]} 18. Na2 {[%emt 0:10:31]} Rxc1 {[%emt 0:12:59]} 19. Nxc1 {[%emt 0:00:05]} b6 {[%emt 0:07:09]} 20. Nd3 {[%emt 0:00:26]} Qc7 {[%emt 0:07:17]} 21. Qd1 {[%emt 0:05:02]} Nd7 {[%emt 0:03:50]} 22. Be2 {[%emt 0:04:53]} Qc2 {[%emt 0:07:46]} 23. Qxc2 {[%emt 0:01:10]} Rxc2 {[%emt 0:01:28]} 24. Kf1 {[%emt 0:00:07]} Rc7 {[%emt 0:00:31]} 25. g4 {[%emt 0:00:44]} Kf8 {[%emt 0:01:23]} 26. Bd1 {[%emt 0:00:17]} Ke8 {[%emt 0:05:22]} 27. f3 {[%emt 0:01:17]} Nc4 {[%emt 0:06:19]} 28. Ke2 {[%emt 0:00:02]} Rc8 {[%emt 0:03:30]} 29. h4 {[%emt 0:03:32]} Nb8 {[%emt 0:02:38]} 30. g5 {[%emt 0:03:28]} f6 {[%emt 0:03:53]} 31. gxf6 {[%emt 0:06:56]} gxf6 {[%emt 0:00:02]} 32. e4 {[%emt 0:05:05]} Nc6 {[%emt 0:03:33]} 33. Ba4 {[%emt 0:01:48]} Kf7 {[%emt 0:00:22]} 34. Bc3 {[%emt 0:00:19]} Bd6 {[%emt 0:02:56]} 35. Bb5 {[%emt 0:03:04]} Ne7 {[%emt 0:01:04]} 36. h5 {[%emt 0:05:12]} Rg8 {[%emt 0:01:16]} 37. Be1 {[%emt 0:02:02]} Rg2+ {[%emt 0:00:39]} 38. Bf2 {[%emt 0:00:09]} Na5 {[%emt 0:00:13]} 39. e5 {[%emt 0:09:48]} Bb8 {[%emt 0:00:13]} 40. Ra3 {[%emt 0:00:00]} fxe5 {[%emt 0:00:00]} 41. Nxe5+ {[%emt 0:09:04]} Bxe5 {[%emt 0:08:32]} 42. dxe5 {[%emt 0:00:10]} Nc4 {[%emt 0:00:09]} 43. Rc3 {[%emt 0:04:25]} Rg8 {[%emt 0:05:42]} 44. b3 {[%emt 0:03:20]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.37"]
[White "Karthik Venkataraman"]
[Black "Paravyan, David"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "2494"]
[BlackElo "2627"]
[Annotator "ChessBase"]
[PlyCount "98"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 3. Bb5 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 4. d3 {[%emt 0:00:00]} Bc5 {[%emt 0:00:00]} 5. Ba4 {[%emt 0:00:00]} O-O {[%emt 0:01:28]} 6. c3 {[%emt 0:00:02]} d6 {[%emt 0:00:17]} 7. Bg5 {[%emt 0:00:23]} Bb6 {[%emt 0:20:11]} 8. Nbd2 {[%emt 0:01:21]} Be6 {[%emt 0:00:07]} 9. Qe2 {[%emt 0:03:48]} Kh8 {[%emt 0:03:04]} 10. Bh4 {[%emt 0:13:30]} Ne7 {[%emt 0:01:07]} 11. Bxf6 {[%emt 0:23:50]} gxf6 {[%emt 0:00:17]} 12. d4 {[%emt 0:00:39]} Rg8 {[%emt 0:01:12]} 13. g3 {[%emt 0:00:09]} a5 {[%emt 0:05:59]} 14. Nc4 {[%emt 0:02:38]} Ba7 {[%emt 0:02:02]} 15. Ne3 {[%emt 0:02:22]} c6 {[%emt 0:05:49]} 16. Rd1 {[%emt 0:01:04]} Qc7 {[%emt 0:03:38]} 17. Nh4 {[%emt 0:03:57]} exd4 {[%emt 0:15:43]} 18. cxd4 {[%emt 0:00:09]} d5 {[%emt 0:03:50]} 19. exd5 {[%emt 0:05:30]} Nxd5 {[%emt 0:00:41]} 20. Qf3 {[%emt 0:04:24]} Rae8 {[%emt 0:03:11]} 21. O-O {[%emt 0:07:44]} Qf4 {[%emt 0:01:04]} 22. Qxf4 {[%emt 0:00:07]} Nxf4 {[%emt 0:00:05]} 23. Kh1 {[%emt 0:00:07]} Nd5 {[%emt 0:03:01]} 24. Nef5 {[%emt 0:06:53]} b5 {[%emt 0:04:44]} 25. Bc2 {[%emt 0:00:44]} Nb4 {[%emt 0:00:06]} 26. Bb1 {[%emt 0:00:04]} Bd5+ {[%emt 0:03:14]} 27. Kg1 {[%emt 0:02:39]} Nxa2 {[%emt 0:02:57]} 28. Bxa2 {[%emt 0:01:23]} Bxa2 {[%emt 0:00:05]} 29. Ra1 {[%emt 0:00:08]} Bc4 {[%emt 0:00:42]} 30. Rfc1 {[%emt 0:00:04]} Re4 {[%emt 0:06:28]} 31. Rxa5 {[%emt 0:02:08]} Bxd4 {[%emt 0:00:15]} 32. Nxd4 {[%emt 0:00:05]} Rxd4 {[%emt 0:00:05]} 33. Nf5 {[%emt 0:00:03]} Rd2 {[%emt 0:00:20]} 34. Ne3 {[%emt 0:00:14]} Be6 {[%emt 0:00:57]} 35. b4 {[%emt 0:03:10]} Rc8 {[%emt 0:01:10]} 36. Rb1 {[%emt 0:06:26]} Kg8 {[%emt 0:02:21]} 37. Ra7 {[%emt 0:01:56]} Kf8 {[%emt 0:06:56]} 38. h4 {[%emt 0:00:26]} Rd7 {[%emt 0:00:48]} 39. Ra6 {[%emt 0:01:17]} Rd4 {[%emt 0:00:26]} 40. Ra7 {[%emt 0:00:00]} Rd7 {[%emt 0:00:00]} 41. Ra6 {[%emt 0:00:32]} Ke7 {[%emt 0:07:17]} 42. Kg2 {[%emt 0:01:46]} Rd4 {[%emt 0:07:53]} 43. Ra7+ {[%emt 0:00:37]} Kd6 {[%emt 0:00:31]} 44. Rb2 {[%emt 0:03:14]} h6 {[%emt 0:01:21]} 45. Kf3 {[%emt 0:02:44]} f5 {[%emt 0:00:27]} 46. Rb1 {[%emt 0:00:24]} Ke5 {[%emt 0:00:41]} 47. Rb2 {[%emt 0:04:33]} f4 {[%emt 0:02:20]} 48. Ng4+ {[%emt 0:00:08]} Kf5 {[%emt 0:02:22]} 49. Nxh6+ {[%emt 0:00:31]} Kg6 {[%emt 0:00:07]} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.38"]
[White "Henderson de La Fuente, Lance"]
[Black "Vaibhav, Suri"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2490"]
[BlackElo "2575"]
[Annotator "ChessBase"]
[PlyCount "86"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c6 {[%emt 0:00:00]} 2. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:01]} 3. e5 {[%emt 0:00:00]} c5 {[%emt 0:00:06]} 4. dxc5 {[%emt 0:00:05]} e6 {[%emt 0:00:06]} 5. Nf3 {[%emt 0:00:13]} Bxc5 {[%emt 0:00:09]} 6. a3 {[%emt 0:00:19]} Ne7 {[%emt 0:00:07]} 7. b4 {[%emt 0:00:14]} Bb6 {[%emt 0:00:06]} 8. Bb2 {[%emt 0:00:13]} a5 {[%emt 0:01:01]} 9. Nbd2 {[%emt 0:00:27]} axb4 {[%emt 0:00:14]} 10. axb4 {[%emt 0:00:08]} Rxa1 {[%emt 0:00:05]} 11. Qxa1 {[%emt 0:01:06]} O-O {[%emt 0:00:18]} 12. Bd3 {[%emt 0:03:49]} Na6 {[%emt 0:00:11]} 13. Qa3 {[%emt 0:05:52]} Ng6 {[%emt 0:01:11]} 14. O-O {[%emt 0:04:27]} Qe7 {[%emt 0:03:42]} 15. b5 {[%emt 0:10:28]} Nc5 {[%emt 0:13:51]} 16. Bxg6 {[%emt 0:08:34]} hxg6 {[%emt 0:15:48]} 17. c4 {[%emt 0:03:41]} Bd8 {[%emt 0:14:43]} 18. Rc1 {[%emt 0:13:13]} b6 {[%emt 0:00:26]} 19. cxd5 {[%emt 0:04:42]} exd5 {[%emt 0:00:12]} 20. Nb3 {[%emt 0:01:26]} Qb7 {[%emt 0:23:04]} 21. Nxc5 {[%emt 0:09:16]} bxc5 {[%emt 0:00:05]} 22. Qxc5 {[%emt 0:00:11]} Bd7 {[%emt 0:00:07]} 23. Rb1 {[%emt 0:05:51]} Bb6 {[%emt 0:06:33]} 24. Qb4 {[%emt 0:00:28]} Rc8 {[%emt 0:02:17]} 25. h3 {[%emt 0:10:16]} Rc4 {[%emt 0:04:18]} 26. Qe7 {[%emt 0:01:58]} Qc8 {[%emt 0:01:05]} 27. Qd6 {[%emt 0:02:43]} Bf5 {[%emt 0:05:54]} 28. Rd1 {[%emt 0:00:52]} Qb7 {[%emt 0:04:08]} 29. Bd4 {[%emt 0:01:26]} Bc7 {[%emt 0:02:09]} 30. Qe7 {[%emt 0:07:00]} Qxb5 {[%emt 0:00:03]} 31. Ra1 {[%emt 0:00:28]} Qb8 {[%emt 0:00:54]} 32. Ra7 {[%emt 0:04:29]} Be6 {[%emt 0:00:55]} 33. Ng5 {[%emt 0:02:02]} Qc8 {[%emt 0:02:04]} 34. Nxe6 {[%emt 0:00:19]} fxe6 {[%emt 0:00:13]} 35. f4 {[%emt 0:00:41]} Kh7 {[%emt 0:00:17]} 36. Bf2 {[%emt 0:00:31]} Qb8 {[%emt 0:00:51]} 37. Qxe6 {[%emt 0:00:30]} Rxf4 {[%emt 0:00:01]} 38. Ra1 {[%emt 0:00:31]} Rxf2 {[%emt 0:00:39]} 39. Ra6 {[%emt 0:00:26]} Rf8 {[%emt 0:00:55]} 40. Qxg6+ {[%emt 0:00:00]} Kg8 {[%emt 0:00:00]} 41. Qe6+ {[%emt 0:03:23]} Kh8 {[%emt 0:02:37]} 42. Qxd5 {[%emt 0:00:20]} Qb1+ {[%emt 0:09:43]} 43. Kh2 {[%emt 0:00:02]} Bb6 {[%emt 0:02:18]} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.39"]
[White "Sargsyan, Shant"]
[Black "Narayanan, Srinath"]
[Result "1-0"]
[ECO "E15"]
[WhiteElo "2488"]
[BlackElo "2572"]
[Annotator "ChessBase"]
[PlyCount "55"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:12]} Nf6 {[%emt 0:00:51]} 2. c4 {[%emt 0:00:39]} e6 {[%emt 0:00:04]} 3. Nf3 {[%emt 0:00:45]} b6 {[%emt 0:00:11]} 4. g3 {[%emt 0:00:29]} Bb4+ {[%emt 0:00:06]} 5. Bd2 {[%emt 0:01:14]} Be7 {[%emt 0:00:09]} 6. Nc3 {[%emt 0:01:01]} Bb7 {[%emt 0:00:13]} 7. Bg2 {[%emt 0:00:31]} c6 {[%emt 0:01:05]} 8. O-O {[%emt 0:03:11]} d5 {[%emt 0:00:15]} 9. b3 {[%emt 0:00:42]} Nbd7 {[%emt 0:00:32]} 10. Qc2 {[%emt 0:01:02]} O-O {[%emt 0:00:08]} 11. Rfd1 {[%emt 0:01:48]} Rc8 {[%emt 0:00:08]} 12. e4 {[%emt 0:01:36]} c5 {[%emt 0:09:28]} 13. exd5 {[%emt 0:07:31]} exd5 {[%emt 0:00:17]} 14. Bf4 {[%emt 0:07:22]} dxc4 {[%emt 0:16:46]} 15. d5 {[%emt 0:03:13]} Nh5 {[%emt 0:04:21]} 16. Be3 {[%emt 0:06:57]} cxb3 {[%emt 0:38:35]} 17. axb3 {[%emt 0:00:23]} c4 {[%emt 0:02:42]} 18. Rxa7 {[%emt 0:06:58]} cxb3 {[%emt 0:00:11]} 19. Qxb3 {[%emt 0:00:48]} Bc5 {[%emt 0:01:22]} 20. Bg5 {[%emt 0:01:55]} Qc7 {[%emt 0:00:26]} 21. d6 {[%emt 0:00:48]} Qb8 {[%emt 0:07:13]} 22. Rxb7 {[%emt 0:00:31]} Qxb7 {[%emt 0:00:21]} 23. Ne5 {[%emt 0:00:15]} Qa7 {[%emt 0:00:07]} 24. Nb5 {[%emt 0:00:20]} Qa5 {[%emt 0:00:07]} 25. Nxd7 {[%emt 0:00:24]} Rfe8 {[%emt 0:00:05]} 26. Nxc5 {[%emt 0:00:48]} Re1+ {[%emt 0:00:07]} 27. Rxe1 {[%emt 0:00:06]} Qxe1+ {[%emt 0:00:04]} 28. Bf1 {[%emt 0:00:01]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.22"]
[Round "3.40"]
[White "Moroni, Luca Jr"]
[Black "Stupak, Kirill"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2567"]
[BlackElo "2537"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,113,33,7,19,13,19,11,27,27,27,29,26,37,40,26,31,3,70,0,0,0,0,-19,49,0,0,0,29,0,0,-16,-19,-17,-11,-23,-12,-24,-37,-22,-32,-12,0,0,0,-36,83,83,104,108,116,72,173,92,108,7,76,76,76,75,75,76,79,79,79,79,79,79,125,119,154,23,23,23,23,23,23,23,23,23,22,22,17,11,12,12,12,12,43,12,41,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 O-O 5. e3 b6 6. Bd3 Bb7 7. O-O d5 8. b3 Be7 {E14: Queen's Indian: Classical Variation (4 e3)} 9. Bb2 Nbd7 10. Qc2 c5 11. cxd5 exd5 12. Rac1 Bd6 $146 ({Predecessor:} 12... Rc8 13. Qb1 Rc7 14. dxc5 bxc5 15. e4 dxe4 16. Nxe4 Nxe4 17. Bxe4 Bxe4 18. Qxe4 {½-½ (48) Seirawan,Y (2644)-Lapshun,Y (2384) Seattle 2002}) 13. dxc5 bxc5 14. Rfe1 Re8 15. Bf5 h6 (15... g6 $11) 16. Red1 (16. e4 $1 $14 d4 17. b4) 16... Qe7 $11 17. Qd3 a5 18. Nf1 Ne4 (18... a4 $11) 19. Ng3 (19. Bxe4 $5 Qxe4 20. Qb5 $16) 19... Nxg3 20. hxg3 Nf6 21. Qc3 a4 22. Nh4 axb3 23. axb3 Qc7 24. Bb1 Be5 25. Qc2 Bxb2 26. Qxb2 Qb6 27. Qc3 Ra5 28. Nf5 Rb5 29. Bc2 (29. Bd3 $5 {[%cal Rd3b5]} Ra5 30. Nd6 $11) 29... Bc8 {[#]} (29... g6 $15 {stays ahead.} 30. Nxh6+ Kg7) 30. Rxd5 $1 $16 {[%mdl 512] Black must now prevent Rd6.} Bxf5 (30... Nxd5 31. Qxg7#) 31. Rxf5 Rd8 32. Ra1 Qc7 (32... Nd5 $16 33. Qc4 Rb4) 33. Bd3 (33. Ra4 $18 {And now Rxf6 would win.} Qc6 34. Qc4) 33... Qd7 34. Rd1 ({White should play} 34. Bxb5 $16 Qxf5 35. Qa5) 34... Qxf5 (34... Rb6 $1 $11 {remains equal.} 35. Rxf6 {[%mdl 64] Remove Defender} Rxf6 36. Bh7+ {[%mdl 64] Discovered Attack} Kxh7 37. Rxd7 Rxd7) 35. Bxf5 Rxd1+ 36. Kh2 Rd8 {With the idea ...c4!} 37. e4 Rd4 38. f3 g6 39. Bc8 Nd7 40. Ba6 Rb8 41. Bc4 Nb6 42. Qa5 (42. Bb5 $16) 42... Nxc4 $11 43. Qxc5 {[%mdl 64] [#] Double Attack} Rdd8 {Strongly threatening ...Rdc8.} 44. bxc4 {[%mdl 4096] Endgame KQ-KRR} Rbc8 45. Qe3 h5 46. c5 Rc6 47. f4 Rdc8 48. f5 Rxc5 49. f6 {White threatens Qh6 and mate.} Kh7 50. e5 R5c6 51. Qb3 (51. g4 $5 hxg4 52. Qd2 $14) 51... Re6 52. Qb7 (52. g4 $5 hxg4 53. Qb7 $14) 52... Rf8 {The position is equal.} 53. Qc7 g5 54. g4 h4 55. g3 h3 56. Kxh3 Kg8 57. Kg2 {Accuracy: White = 47%, Black = 52%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.1"]
[White "Chigaev, Maksim"]
[Black "Sasikiran, Krishnan"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "2613"]
[BlackElo "2678"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,86,8,15,13,18,18,21,14,12,0,0,-6,-9,-16,0,0,0,0,0,0,0,0,0,0,0,-7,-7,-5,-8,-28,-26,-69,-67,-111,-134,-144,-151,-120,-143,-262,-168,-442,-325,-709,-703,-674,-415,-369,0,-600,-300,-812,-777,-743,-687,-1212,-1209,-1208,-1164,-902,-698,-688,-678,-640,-167,-181,-167,-162,-181,-173,-164,-161,-157,-308,-290,-469,-405]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. c3 h6 7. a4 {Threatens to win with b4. C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} (7. Re1 O-O 8. h3 a5 9. Nbd2 Be6 10. Bb5 Qb8 11. Nf1 Qa7 12. Be3 Bxe3 13. Nxe3 Ne7 14. a4 Ng6 15. Bc4 Bxc4 16. Nxc4 {1-0 (64) Karjakin,S (2753)-Svidler,P (2737) St Petersburg 2018}) 7... a5 8. Be3 Bxe3 9. fxe3 {The position is equal.} Ne7 $146 ({Predecessor:} 9... O-O 10. Nbd2 d5 11. exd5 Nxd5 12. Qe2 Nb6 13. Bb5 Qe7 14. d4 {1-0 (36) Chigaev,M (2593)-Bocharov,I (2565) Kazan 2018}) 10. d4 O-O 11. Nbd2 Ng6 12. Qe1 c6 13. Nh4 Nxh4 14. Qxh4 Be6 15. Bxe6 fxe6 16. Qh3 Qe7 17. dxe5 dxe5 18. Nc4 Nd7 19. Rxf8+ Rxf8 20. Nxa5 Nc5 21. Nc4 Qd7 22. Qg3 Nxe4 23. Qe1 Qd5 24. b3 b5 $1 {[%cal Rb5c4]} 25. Nb6 (25. Rd1 $17 {was worth a try.} Qc5 26. Nb2) 25... Qxb3 {And now ...bxa4 would win.} 26. a5 $2 (26. axb5 {was called for.} cxb5 27. Nd7) 26... Rf2 27. Kh1 $2 (27. Qb1 Qxb1+ 28. Rxb1) 27... Qb2 $19 28. Rb1 Qa2 29. Ra1 Qb2 $2 (29... Re2 30. Qf1 Rf2) 30. Rb1 Qa3 31. c4 $2 {[#]} (31. Ra1 Qb2) 31... b4 $1 {[%mdl 512]} 32. a6 (32. Rxb4 Qxb4) 32... Qxa6 33. Qxb4 Qa2 34. Nd7 Kh7 35. Qb8 Rf7 36. Nxe5 {[#]} Rf8 $3 {[%mdl 512]} 37. Qb4 (37. Qxf8 Qxb1+) 37... c5 $2 (37... Rf5 38. Ng4 h5 {[%mdl 64] Trapped Piece}) 38. Qe1 Nd2 $40 {[%mdl 128] Black wants a kill.} 39. Ra1 Qb2 40. Nd3 Qc3 41. Nf4 {[#]} e5 $1 {[%cal Re5f4]} 42. Rc1 $2 (42. Ne2 $17 {was forced.} Qxe3 43. Ng3) 42... Qa5 43. Ra1 $2 {[#]} (43. Rc2 exf4 44. Rxd2) 43... Qb4 $1 {Accuracy: White = 37%, Black = 70%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.2"]
[White "Deac, Bogdan-Daniel"]
[Black "Fedoseev, Vladimir"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2603"]
[BlackElo "2715"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,40,30,35,0,10,0,0,-12,7,23,26,20,25,35,36,29,35,18,18,16,50,47,49,9,11,16,36,42,33,41,8,15,129]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h4 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} e5 7. Nb3 Be7 8. Bg5 Nbd7 9. a4 b6 10. Bc4 Bb7 11. Qe2 h6 12. Bxf6 Nxf6 13. Rd1 {[#]} Qc8 $146 ({Predecessor:} 13... h5) 14. Nd2 h5 15. Bb3 Qc5 16. Qc4 (16. O-O {feels hotter.} O-O 17. Nc4 b5 18. axb5 axb5 19. Ne3) 16... Qxc4 17. Nxc4 Nxe4 18. Nxe4 Bxe4 19. Nxd6+ Bxd6 20. Rxd6 Rd8 {Accuracy: White = 60%, Black = 62%.} (20... Rb8 $11 {keeps the balance.}) 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.3"]
[White "Korobov, Anton"]
[Black "Narayanan.S.L"]
[Result "1/2-1/2"]
[ECO "E21"]
[WhiteElo "2687"]
[BlackElo "2593"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,108,17,31,0,0,1,11,0,0,0,0,0,0,0,0,-26,-12,-16,42,42,43,50,41,45,39,35,37,31,47,22,41,37,70,61,87,63,77,43,57,62,50,59,66,58,70,0,8,8,12,0,0,0,0,11,12,14,86,71,71,43,53,18,15,15,15,15,15,15,17,20,65,62,116,107,84,70,69,70,70,114,106,70,70,70,70,70,68,68,70,68,69,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 h6 6. Bh4 c5 7. Rc1 {E21: Nimzo-Indian: 4 Nf3} cxd4 8. Nxd4 d5 9. cxd5 g5 10. Bg3 Qxd5 11. a3 Bxc3+ $1 12. bxc3 Ne4 13. e3 $146 ({Predecessor:} 13. f3 Nxg3 14. hxg3 {½-½ (45) Harikrishna,P (2743)-Kramnik,V (2779) Batumi 2018}) 13... e5 14. Nb5 Qxd1+ (14... Qc5 $1 $11 15. Qa4 Bf5) 15. Rxd1 $14 Nc6 16. f3 Nxg3 17. hxg3 Kg7 18. Nc7 Rb8 19. Rd6 Rh8 20. e4 h5 21. Kf2 Kf8 22. Bc4 {Rb1 is the strong threat.} Ke7 $1 {[%cal Re7d6]} 23. Rhd1 h4 24. g4 (24. R6d5 {with more complications.} h3 25. gxh3 Rxh3 26. g4 b6 27. Bb5) 24... Rd8 25. Rxd8 Nxd8 26. Nd5+ Kf8 27. Nf6 Ne6 28. g3 ({Better is} 28. Nd7+ $14 Bxd7 29. Rxd7) 28... hxg3+ 29. Kxg3 b5 30. Bb3 Rb7 31. Rd5 Ke7 32. Ng8+ Kf8 33. Nh6 f6 (33... a6 $11) 34. Nf5 Rb6 35. Rd2 Rc6 36. Rh2 Ke8 $1 ({But not} 36... Rxc3 $2 37. Rh8+ Kf7 38. Bd5 $18) 37. c4 Nf4 38. cxb5 {[#] White threatens Rh8+ and mate.} Rc3 {Hoping for ...Bxf5.} 39. Rb2 Bxf5 40. gxf5 $11 {[%mdl 4096] Endgame KRB-KRN} Nd3 41. Rb1 Nc5 (41... Nf4 $14) 42. Bd5 $16 Rxa3 43. Kg4 Nd3 44. b6 axb6 45. Rxb6 Ra1 46. Kh5 {[#] Black must now prevent Kg6.} Nf4+ 47. Kh6 Ke7 48. Kg7 Nh5+ 49. Kg8 Nf4 50. Rb7+ Kd6 $1 51. Kf7 (51. Bf7 $14) 51... Nxd5 $11 {The position is equal.} 52. exd5 Ra3 $1 53. Kxf6 {aiming for Rb6+.} Rxf3 54. Kxg5 Kxd5 {Accuracy: White = 69%, Black = 66%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.4"]
[White "Kulaots, Kaido"]
[Black "Martirosyan, Haik M."]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2542"]
[BlackElo "2616"]
[Annotator "RC"]
[PlyCount "47"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:11]} 3. Bb5 {[%emt 0:00:09]} Nf6 {[%emt 0:00:39]} 4. O-O {[%emt 0:00:32]} Nxe4 {[%emt 0:00:42]} 5. d4 {[%emt 0:01:43]} Nd6 {[%emt 0:00:22]} 6. Bxc6 {[%emt 0:00:11]} dxc6 {[%emt 0:00:07]} 7. dxe5 {[%emt 0:00:06]} Nf5 {[%emt 0:00:06]} 8. Qxd8+ {[%emt 0:00:08]} Kxd8 {[%emt 0:00:05]} 9. h3 {[%emt 0:00:12]} h5 {[%emt 0:02:48]} 10. Nc3 {[%emt 0:00:41]} Be7 {[%emt 0:01:44]} 11. Bf4 {[%emt 0:05:01]} Bd7 {[%emt 0:13:02]} 12. Rad1 {[%emt 0:07:02]} Kc8 {[%emt 0:00:21]} 13. Bg5 {[%emt 0:05:44]} Re8 {[%emt 0:09:38]} 14. Bxe7 {[%emt 0:02:06]} Rxe7 {[%emt 0:00:14]} 15. Ne2 {[%emt 0:02:59]} b6 {[%emt 0:14:08]} 16. Nf4 {[%emt 0:06:09]} h4 {[%emt 0:00:23]} 17. Rfe1 {[%emt 0:14:57]} Kb7 {[%emt 0:02:22]} 18. Kh2 {[%emt 0:06:43]} Rae8 {[%emt 0:06:47]} 19. g4 {[%emt 0:08:58]} hxg3+ {[%emt 0:00:43]} 20. fxg3 {[%emt 0:00:05]} c5 {[%emt 0:08:05]} 21. Nd5 {[%emt 0:02:13]} Re6 {[%emt 0:00:43]} 22. Nf4 {[%emt 0:00:12]} R6e7 {[%emt 0:00:30]} 23. Nd5 {[%emt 0:19:33]} Re6 {[%emt 0:00:33]} 24. Nf4 {[%emt 0:02:24]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.5"]
[White "Zhou, Jianchao"]
[Black "Antipov, Mikhail Al."]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2615"]
[BlackElo "2589"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,37,45,58,39,64,3,25,0,0,-4,-4,-18,-16,-18,-18,-19,-16,-14,-10,-16,0,-6,-16,-5,-34,-22,-13,-2,0,0]} 1. d4 Nf6 2. Nf3 c6 3. Bf4 Qb6 (3... g6 4. Nbd2 Bg7 5. c3 O-O 6. e4 d6 7. Be2 Nbd7 8. O-O Re8 9. h3 e5 10. dxe5 Nxe5 11. Nxe5 dxe5 {1-0 (40) Caruana,F (2811)-Gabuzyan,H (2571) chess.com INT 2018}) 4. Qc1 Nh5 5. Bd2 $146 ({Predecessor:} 5. Bg3 Nxg3 6. hxg3 g6 7. Nbd2 Bg7 8. c3 d6 9. e4 c5 10. dxc5 Qxc5 11. Bd3 {0-1 (46) Kovacevic,S (2310)-Burmakin,V (2590) Balaguer 2012}) 5... g6 6. a4 {A46: 1 d4 Nf6 2 Nf3 e6: Torre, London and Colle Systems} d6 7. Na3 (7. e4 $14) 7... Bg4 8. Nc4 {White has an edge.} Qc7 9. c3 Nd7 10. Ng5 h6 11. Ne3 hxg5 12. Nxg4 f5 13. h3 Bg7 14. Qc2 d5 ({Reject} 14... fxg4 $6 15. Qxg6+ Kf8 16. hxg4 $16) 15. Bxg5 O-O-O 16. Nh2 Ng3 17. Rg1 Nxe2 (17... Ne4 $5 18. Nf3 $8 Rde8 $11) 18. Bxe2 {[#] Threatens to win with Nf3.} Qxh2 19. O-O-O $1 {Precision: White = 56%, Black = 51%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.6"]
[White "Esipenko, Andrey"]
[Black "Wei, Yi"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "2603"]
[BlackElo "2733"]
[Annotator "TA"]
[PlyCount "154"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,154,32,23,-18,-4,-8,-14,-14,-24,-20,-16,-35,-31,-57,-69,-68,-75,-89,-73,-62,-33,-18,-41,-52,-29,-30,-24,-30,-23,-37,0,0,0,0,0,0,0,0,0,-12,-8,-23,-1,-58,-56,-56,-55,-58,-61,-50,-42,-94,-35,-43,-49,-42,-45,-47,-50,-72,-67,-96,-19,-33,-15,-28,-17,-16,-8,-17,-15,-15,0,-8,-8,0,0,-8,-8,-8,0,0,0,0,0,0,0,0,-4,-7,-8,-8,-8,-1894,-1853,-29952,-29954,-29963,-29961,-29962,-29963,-29960,-29965,-29963,-29964,-29968,-29967,-29968,-29970,-29967,-29970,-29970,-29971,-29970,-29970,-29975,-29976,-29977,-29978,-29980,-29981,-29981,-29983,-29983,-29983,-29983,-29981,-29980,-29982,-29982,-29982,-29982,-29980,-29979,-29976]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. Rb1 O-O 9. Be2 Nc6 10. d5 Ne5 11. Nxe5 Bxe5 12. O-O {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3} (12. Qd2 e6 13. f4 Bc7 14. O-O exd5 15. exd5 Ba5 16. Ba3 Qd6 17. Rb5 Bb6 18. c4 Bf5 19. g4 Be4 20. Bb2 f6 21. g5 Qd7 22. Bxf6 Bd8 23. Bb2 Qh3 24. Rf2 Bxg5 25. Rxb7 {1-0 (35) Korobov,A (2700)-Smirin,I (2655) Poikovsky 2015}) 12... Bxc3 13. Bh6 Bg7 $146 ({Predecessor:} 13... Re8 14. Qb3 Bd4 15. Be3 e5 16. Bb5 Rf8 17. Bh6 a6 18. Bxf8 Qxf8 19. Be2 b5 {½-½ (19) Ferreira,J (2338)-Tomazini,A (2318) Albena 2011}) 14. Bxg7 {The position is equal.} Kxg7 15. Qc2 b6 16. Qc3+ f6 17. f4 e6 18. Rbd1 {dxe6 is the strong threat.} exd5 19. Rxd5 Qe7 20. e5 Bb7 21. Rd6 Rad8 $1 {[%cal Rd8d6]} 22. Rfd1 $1 Rxd6 23. Rxd6 {next Bg4 is good for White.} Bc8 24. Bc4 fxe5 25. fxe5 Rf5 26. Rc6 $1 Bb7 27. Rd6 {Hoping for e6+.} Kh6 28. Qh3+ Rh5 $1 {[%cal Rh5h3]} 29. Qe3+ Qg5 $1 {[%cal Rg5e3]} 30. Qxg5+ Rxg5 $11 {[%mdl 4096] Endgame KRB-KRB} 31. e6 $1 {[%cal Re6e7]} Re5 32. Rd7 (32. h4 $11) 32... Bc6 $1 $15 {[%cal Rc6d7]} 33. Rc7 $1 {[%cal Rc7c6]} Be8 34. Rc8 Ba4 35. Rc7 {[#]} a6 $1 {[%mdl 512]} 36. e7 {[#]} (36. Kf2 $15) (36. Bxa6 Rxe6) 36... Bb5 (36... Kg5 $1 $17 37. Bxa6 Kf6) 37. Bxb5 axb5 {KR-KR} 38. a3 $1 Kg5 39. Rb7 $1 Kf4 40. Rxb6 Rxe7 41. Rxb5 {[#]} Rc7 (41... Re1+ $1 $17 42. Kf2 Rc1) 42. Kf2 $11 Ke4 43. Ke2 Kd4 44. Rb3 c4 45. Rh3 Rb7 46. Kd1 c3 47. Kc2 Rb2+ 48. Kc1 Rxg2 {Threatens to win with ...h5.} 49. Rxh7 g5 50. a4 g4 51. a5 Ra2 (51... Kd3 $5 52. Rd7+ $8 Kc4 $11) 52. Rg7 Kd3 {[%cal Ra2a1]} 53. Rd7+ Ke3 54. Rg7 Kf3 55. Rf7+ Kg2 56. Rg7 Ra4 57. a6 $2 {[%mdl 8192]} (57. Rh7 $11) 57... Kxh2 $19 58. a7 g3 {Black mates.} 59. Kc2 g2 60. Kb3 Ra1 ({Stronger than} 60... Rxa7 61. Rxa7 g1=Q 62. Rh7+ Kg3 63. Rg7+ Kh2 64. Rxg1 $11) 61. Rh7+ Kg3 62. Rg7+ Kf3 63. Rf7+ Ke4 64. Re7+ Kf5 65. Rg7 {[#]} c2 $1 {[%mdl 512]} 66. Kxc2 {[#]} Rxa7 $1 {[%mdl 576] Promotion} 67. Rxa7 g1=Q {KQ-KR} 68. Rd7 Qc5+ 69. Kd1 Ke4 70. Rd2 Qc4 71. Rh2 Qf1+ 72. Kc2 Ke3 73. Rh6 Qf4 74. Rh3+ Ke2 75. Rc3 Qa4+ 76. Rb3 Qc4+ 77. Kb2 Kd2 {Accuracy: White = 66%, Black = 69%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.7"]
[White "Wang, Hao"]
[Black "Lupulescu, Constantin"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2714"]
[BlackElo "2610"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,81,23,11,31,20,52,29,33,22,28,14,17,14,42,9,24,28,18,0,4,17,20,16,41,16,27,25,40,25,30,0,0,0,16,0,0,0,21,-13,-14,-6,-7,-7,-6,-20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,5,0]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Nbd7 6. Nf3 h6 7. Nxf6+ Nxf6 8. Bh4 c5 9. Bd3 cxd4 10. O-O Be7 11. Nxd4 O-O 12. c3 Qb6 {C10: French with 3 Nc3: Unusual Black 3rd moves and 3...dxe4} 13. Qe2 Bd7 14. Rad1 {[%cal Ba1d1,Bd1d3,Bd3g3][%mdl 32]} Rfd8 {White has an edge.} 15. Bb1 {[#]} (15. Rfe1 {with more complications.} Ba4 16. b3 Be8 17. h3 Rac8 18. Bc4) 15... Nd5 $146 ({Predecessor:} 15... Ba4 16. Rd3 Rd5 17. Re3 Bb5 18. Nxb5 Rxb5 19. b3 Rd5 20. Rd3 {½-½ (20) Amonatov,F (2650)-Najer,E (2670) Zvenigorod 2008}) 16. Bxe7 Nxe7 17. Rd3 Nc6 18. Nb3 Be8 19. Rg3 Rd5 20. Qg4 {[%csl Gg3][%cal Rg4g7] [#]} (20. Qe4 {feels hotter.} g6 21. Qf4 Rh5 22. Bd3 Ne7 23. c4) 20... g6 21. Qf4 Rh5 22. Re1 Qd8 23. h3 Qe7 24. Be4 Rd8 25. Rge3 Kg7 26. g4 Rb5 {The position is equal.} 27. Bg2 Rb6 28. Qc4 Nb8 29. Qe2 Rbd6 30. Nd4 Nc6 31. Bxc6 Bxc6 32. Re5 Qf6 33. Qe3 Rd5 34. f4 g5 35. f5 {[%cal Rf5e6]} ({Of course not} 35. Nxc6 gxf4 36. Qxa7 bxc6 $17) 35... Rxe5 36. Qxe5 Qxe5 37. Rxe5 $11 {KRB-KRN} Kf6 38. Ra5 e5 39. Nxc6 bxc6 40. Rxa7 Rd2 41. Ra4 {Accuracy: White = 60%, Black = 50%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.8"]
[White "Aravindh, Chithambaram VR."]
[Black "Dubov, Daniil"]
[Result "0-1"]
[ECO "B35"]
[WhiteElo "2601"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,60,24,25,38,17,25,25,27,22,23,24,9,7,57,52,92,45,77,37,49,0,18,29,251,246,233,232,214,173,229,228,228,228,264,263,242,113,138,-686,-672,-7346,-6997,-6122,-624,-5185,-2260,-5314,-5306]} 1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Bc4 O-O 8. Bb3 Re8 {B35: Sicilian: Accelerated Dragon with 5 Nc3: main line} 9. f3 d5 10. exd5 Nb4 {[%cal Rf6d5] White has an edge.} 11. Nde2 e6 {[%cal Rb4d5]} 12. Qd2 $146 ({Predecessor:} 12. Bd4 exd5 13. Qd2 Nc6 14. O-O-O Nxd4 15. Nxd4 Bd7 16. g4 {1-0 (33) Navara,D (2740)-Gelfand,B (2703) Batumi 2018}) 12... Nbxd5 13. O-O-O Bd7 14. Nxd5 exd5 15. Nc3 a5 16. a4 b5 $1 17. Nxd5 {[#] Bb6 is the strong threat.} (17. Bd4 {is more complex.} bxa4 18. Nxa4 Rb8 19. Rhe1 Rxe1 20. Qxe1 Rb4 21. Nc5) 17... bxa4 (17... Be6 {feels hotter.} 18. Nxf6+ Qxf6 19. Bd4 Qxd4 20. Qxd4 Bxd4 21. Rxd4 Bxb3 22. cxb3 Re2) 18. Bb6 $36 {[%mdl 2048] Black is under pressure.} axb3 $2 (18... Qb8 $11 {and Black is okay.} 19. Nxf6+ {[%mdl 64] Discovered Attack} Bxf6 20. Bxf7+ {[%mdl 64] Decoy} Kxf7 21. Qxd7+ {[%mdl 64] Double Attack} Re7) 19. Bxd8 $18 Raxd8 20. Nxf6+ (20. cxb3 $2 Nxd5 21. Qxd5 Bf5 $19) 20... Bxf6 21. Rhe1 bxc2 (21... Be6 {was called for.}) 22. Rxe8+ (22. Qxc2 Bg5+ 23. Kb1 Rxe1 $11) 22... Rxe8 23. Re1 {[#] aiming for Rxe8+.} ({Inferior is} 23. Qxd7 cxd1=Q+ 24. Qxd1 Rc8+ 25. Kb1 Rb8 $11) ({Wrong is} 23. Qxc2 $2 Bg5+ 24. Kb1 Bf5 $19) (23. Kxc2 $6 Bf5+ 24. Kb3 Rb8+ 25. Ka3 Be6 $16) 23... Rc8 24. g4 ({Resist} 24. Qxa5 $6 Bf5 $16) 24... Be6 25. Qd6 (25. Qf4 $18 Bg7 26. h4) 25... Kg7 {Hoping for ...Bb3.} 26. h3 $2 {[%mdl 8192]} (26. h4 $16 h6 27. Qb6) 26... Bb3 $19 {Black is clearly winning.} 27. g5 Bxg5+ 28. f4 Bf6 (28... Rd8 $142 29. Qxd8 Bxd8) 29. Qb6 a4 30. Re5 Rd8 {Accuracy: White = 33%, Black = 55%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.9"]
[White "Svane, Rasmus"]
[Black "Mamedov, Rauf"]
[Result "1/2-1/2"]
[ECO "D32"]
[WhiteElo "2599"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "52"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,52,39,34,27,42,41,37,25,22,29,25,14,18,20,21,22,21,22,19,22,20,25,36,24,22,28,23,16,16,14,14,26,18,46,40,31,28,24,28,23,16,16]} 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. dxc5 d4 7. Na4 Bxc5 {[%mdl 64] [#] Decoy. D32: Tarrasch Defence: Sidelines and lines without g3} 8. Nxc5 {And now Nb3 would win.} Qa5+ 9. Bd2 Qxc5 {White is slightly better.} 10. Rc1 Qb6 (10... Qe7 11. e3 Nf6 12. Be2 O-O 13. O-O Rd8 14. Nxd4 Nxd4 15. exd4 Rxd4 {½-½ (71) Jakovenko,D (2749)-Mamedov,R (2708) Ankara 2018}) 11. e3 Nf6 12. Bc4 dxe3 13. Bxe3 Qb4+ 14. Bd2 Qe7+ 15. Qe2 Qxe2+ 16. Kxe2 Be6 $146 17. Bxe6 fxe6 18. Rc4 O-O 19. Rhc1 Rad8 20. Be3 Nd5 21. Ng5 Rf6 22. Ne4 Rf5 23. Nc5 Nxe3 24. Kxe3 Ne5 25. Re4 {aiming for g4.} Rc8 26. Rc3 Ng4+ {Accuracy: White = 78%, Black = 91%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.10"]
[White "Donchenko, Alexander"]
[Black "Nabaty, Tamir"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2600"]
[BlackElo "2688"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,78,18,33,35,31,35,27,19,19,19,24,-4,0,-22,-14,-19,-21,-14,-24,-43,-33,-47,-48,-72,-53,-60,-38,-60,-20,-38,-29,-42,-41,-30,-41,-47,-24,-45,-33,-50,-32,-109,-46,-52,-52,-106,-105,-91,-44,-52,-41,-74,-67,-142,-104,-87,0,0,0,0,0,0,0,0,0,5,0,0,0,0,0]} 1. Nf3 d5 2. d4 e6 3. c4 a6 4. Bg5 Be7 5. Bxe7 Nxe7 6. e3 {D30: Queen's Gambit Declined: Systems without Nc3} O-O 7. Nc3 Nd7 8. Rc1 {White has an edge.} dxc4 9. Bxc4 b5 $146 ({Predecessor:} 9... c5 10. dxc5 Nxc5 11. b4 Qxd1+ 12. Rxd1 {½-½ (58) Nakamura,H (2746)-Carlsen,M (2835) St Petersburg 2018}) 10. Bd3 c5 11. a4 c4 12. Bb1 Qb6 13. O-O Bb7 14. e4 Rfd8 15. Qe2 Rac8 16. Rfe1 Ng6 17. axb5 axb5 18. Qe3 Nf6 19. h3 Qa5 20. e5 Nd5 21. Nxd5 Bxd5 22. Ng5 b4 23. Qe2 Qa7 24. Qg4 {White wants to play Bxg6.} Nf8 25. h4 (25. Red1 $15) 25... c3 (25... h6 $17 26. Ne4 Bxe4 27. Rxe4 Ng6) 26. bxc3 $15 bxc3 27. Bc2 (27. Red1 $15) 27... Rc4 $1 $17 28. Red1 Bc6 {[%cal Rc4d4]} 29. Ra1 Qd7 {[%cal Rc4d4]} ({Reject} 29... Rdxd4 $6 30. Rxa7 Rxg4 31. Rd8 $14) 30. Ra3 h6 31. Nh3 (31. Ne4 $15 Bxe4 32. Qxe4) 31... Ng6 {Hoping for ...Nxe5!} ({Much weaker is} 31... Rxd4 $6 32. Rxd4 Qxd4 33. Qxd4 $11) 32. Qg3 {[#]} Rc8 (32... Ba4 $1 $17 {[%cal Ra4c2]} 33. Bxa4 Rxa4 34. Qxc3 {[#]} Nxe5 $1 {[%mdl 512]}) 33. h5 $36 {[%mdl 2048] The position is equal. White is pushing.} Nf8 34. Qd3 Bb5 35. Nf4 Qe7 36. Ra5 Qb4 37. Raa1 {aiming for Rdb1.} Qe7 38. Ra5 Qb4 39. Raa1 {Black must now prevent Rdb1.} Qe7 {Accuracy: White = 33%, Black = 60%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.11"]
[White "Sjugirov, Sanan"]
[Black "Abdusattorov, Nodirbek"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2663"]
[BlackElo "2560"]
[Annotator "TA"]
[PlyCount "144"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,144,14,0,26,2,0,0,0,10,29,14,44,44,48,47,45,50,47,45,47,51,53,41,41,25,27,20,52,54,78,78,93,93,90,81,98,98,75,73,84,82,75,89,79,92,95,51,64,54,58,35,35,31,31,8,22,0,0,0,0,0,0,0,123,4,4,4,4,4,4,6,4,6,8,8,32,27,110,110,122,122,122,100,101,106,104,104,200,77,81,77,79,8,8,8,8,8,8,2,8,8,8,8,8,8,8,0,8,0,8,0,8,8,8,8,31,8,8,8,8,8,8,8,8,8,8,8,8,8,8]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. c5 {D37: Queen's Gambit Declined: 5 Bf4} Ne4 8. Rc1 Nxc3 9. Rxc3 {LiveBook: 12 Games} c6 10. Bd3 b6 {[%cal Rb6c5]} 11. b4 a5 12. a3 $1 axb4 13. axb4 {[#]} bxc5 $146 ({Predecessor:} 13... Ba6 14. O-O Qc8 15. cxb6 Bxd3 16. Qxd3 {½-½ (31) Edouard,R (2643)-Adams,M (2701) Caleta 2019}) 14. bxc5 Qa5 15. Qc1 Ba6 16. O-O Bxd3 17. Rxd3 Ra7 18. Rb3 Rfa8 19. Qb2 f6 20. Rb1 Qa2 21. Qc1 Qe2 22. h3 Kf7 23. Bg3 Qa2 24. Ne1 Qa6 25. Nd3 Qc8 26. Qd1 g6 27. Qf3 Ra1 28. e4 R8a4 29. Rxa1 Rxa1+ 30. Kh2 Ra4 31. exd5 exd5 32. Qe3 Ra7 $1 33. Bd6 Nf8 $1 34. Rb6 {Strongly threatening Nb4.} Rb7 35. Kg1 Bd8 36. Rb4 Rxb4 37. Nxb4 Qb7 38. Bxf8 Kxf8 39. Qa3 Qe7 (39... f5 $11 {keeps the balance.}) 40. Kf1 (40. g3 $1 $16) 40... Qe4 41. Qa1 $36 {[%mdl 2048] White has some pressure.} Bc7 $1 42. Nxc6 {White wants to play Qe1.} Qd3+ $1 43. Kg1 {Threatens to win with Qe1.} Qb5 44. Na7 Qb7 45. c6 Qb6 46. g3 Bb8 (46... f5 $1 $11) 47. Qa3+ $1 $16 Kf7 48. Qe7+ $1 Kxe7 49. Nc8+ Ke6 50. Nxb6 {[%mdl 4096] Endgame KB-KN} Bc7 {[#]} 51. Nc8 $1 h5 (51... f5 $16) 52. Kf1 (52. Kg2 $18) 52... f5 53. Ke2 g5 {[#]} 54. Kd3 (54. Ke3 $1 $16) 54... g4 $1 $11 {[%cal Rg4h3]} 55. hxg4 fxg4 56. Ke3 Ba5 $1 57. Ke2 Bd8 58. Kf1 Ba5 59. Kg2 Bd8 60. Kg1 Bc7 61. Kf1 Ba5 62. Kg2 Bd8 63. f4 gxf3+ 64. Kxf3 Ba5 65. Kg2 Be1 66. Nb6 Kd6 {The position is equal.} 67. Nxd5 {And now c7 would win.} Kxc6 68. Nf4 Bc3 69. d5+ Kd6 70. Kh3 Be1 71. Nxh5 Bxg3 72. Kxg3 {White wants to mate with Nf4.} Kxd5 {Precision: White = 60%, Black = 66%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.12"]
[White "Petrosian, Tigran L."]
[Black "Zvjaginsev, Vadim"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2595"]
[BlackElo "2642"]
[Annotator "TA"]
[PlyCount "23"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,23,20,25,4,16,-20,-21,1,5,-15,-15,-20,0,0,14,-3]} 1. Nf3 g6 2. d4 Nf6 3. Nc3 d5 4. Bf4 a6 5. e3 Bg7 6. h3 {D00: 1 d4 d5: Unusual lines} (6. Be2 O-O 7. h4 c5 8. dxc5 Nbd7 9. Nd2 Nxc5 10. h5 Nfe4 11. Ndxe4 Nxe4 12. Nxd5 Bxb2 13. hxg6 fxg6 14. Bc4 e6 {1-0 (102) Romanov,E (2619)-Torosyan,N (2371) Batumi 2018}) 6... c5 {The position is equal.} 7. Bd3 O-O 8. O-O Nc6 9. a3 $146 ({Predecessor:} 9. Na4 Nd7 10. Be2 cxd4 11. exd4 b5 12. Nc3 Nb6 13. Qd2 Bf5 14. a4 b4 {½-½ (22) Zubcu,V (2156)-Vasiesiu,V (2326) Calimanesti 2018}) 9... Re8 10. Bh2 ({Don't play} 10. dxc5 e5 $17) 10... c4 11. Be2 e6 12. Ne5 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.13"]
[White "Nihal Sarin"]
[Black "Ganguly, Surya Shekhar"]
[Result "1/2-1/2"]
[ECO "D39"]
[WhiteElo "2578"]
[BlackElo "2636"]
[Annotator "TA"]
[PlyCount "50"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,50,16,26,26,33,26,32,36,37,41,36,38,38,31,15,31,45,45,45,45,49,47,50,40,44,37,41,40,40,28,50,45,44,43,40,0,0]} 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Bb4 5. Bg5 dxc4 6. e4 h6 7. Bxf6 Qxf6 8. Bxc4 c5 9. O-O {Threatens to win with Nb5. D39: Queen's Gambit Declined: Ragozin Defence with 5 Bg5 dxc4} cxd4 10. Nb5 Qe7 11. Qxd4 {White is slightly better.} O-O 12. Nxa7 Bc5 {[%mdl 64] [#] Double Attack} 13. Nxc8 Rxc8 14. Qd3 Nc6 15. Qe2 Nd4 16. Nxd4 Bxd4 {[#]} 17. Bb3 $146 Qf6 18. Rab1 Kh8 19. Kh1 g5 20. g3 Be5 21. Kg2 Rc7 22. Rbd1 Rd8 23. Rxd8+ Qxd8 24. Rd1 Qf6 25. Qf3 Bxb2 {Accuracy: White = 71%, Black = 76%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.14"]
[White "Xu, Yi"]
[Black "Indjic, Aleksandar"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2520"]
[BlackElo "2630"]
[Annotator "TA"]
[PlyCount "31"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,31,22,20,17,11,22,18,20,20,37,25,19,25,26,20,21,12,17,0,5,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O d6 6. c3 a6 7. Bb3 h6 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} 8. Nbd2 Ba7 9. Re1 Be6 (9... g5 10. Nf1 g4 11. N3d2 h5 12. Nc4 b5 13. Nce3 h4 14. Bd5 Nxd5 15. exd5 Ne7 16. Nxg4 Bxg4 17. Qxg4 {0-1 (55) Amin,B (2710)-Fedoseev,V (2719) St Petersburg 2018}) 10. Nf1 Bxb3 11. Qxb3 Rb8 12. Be3 $146 ({Predecessor:} 12. Ng3 O-O 13. Nf5 Kh7 14. d4 Ng8 15. Be3 {1-0 (39) Beukema,S (2355)-Lenaerts,L (2259) Buetgenbach 2016}) 12... Bxe3 13. Nxe3 O-O {The position is equal.} 14. Nd5 Re8 15. Rad1 Nxd5 16. Qxd5 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.15"]
[White "Sarana, Alexey"]
[Black "Aleksandrov, Aleksej"]
[Result "1/2-1/2"]
[ECO "D39"]
[WhiteElo "2630"]
[BlackElo "2574"]
[Annotator "TA"]
[PlyCount "44"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,33,41,34,20,20,20,21,36,-8,0,-28]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 dxc4 6. e4 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Nbd7 11. Bxf6 Qxc3+ 12. Kf1 gxf6 13. h4 Qb4 {D39: Queen's Gambit Declined: Ragozin Defence with 5 Bg5 dxc4} 14. Rh3 {[#] And now Rb1 would win.} a6 $1 {[%cal Ra6b5]} 15. Be2 Qd6 (15... Ne5 16. Rb1 Qd6 17. Rc3 O-O 18. Qd2 Ng6 19. h5 Nf4 20. Qe3 e5 21. Nc2 {½-½ (33) Grischuk,A (2766)-Karjakin,S (2773) Saint Louis 2018}) 16. Rc1 {[%mdl 1024] White has compensation.} Ne5 17. h5 {Predecessor:} Bd7 $146 18. Qd2 Nc6 19. Rd3 Nxd4 20. Rxd4 Qh2 21. f3 Bb5 22. Bxb5+ axb5 {½-½ (22) Hawkins,J (2573)-Rendle,T (2366) England 2018} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.16"]
[White "Tabatabaei, M.amin"]
[Black "Kobalia, Mikhail"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2590"]
[BlackElo "2627"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,65,15,25,20,18,29,25,18,25,22,22,22,33,20,33,31,27,28,141,29,35,34,64,16,13,0,0,0,11,31,105,73,97,89,268,227,267,235,381,368,362,366,355,364,731,590,643,638,639,616,652,385,847,843,877,610,602,601]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. O-O Bg4 5. h3 Bh5 6. d4 {A07: Réti Opening: New York and Capablanca Systems} e6 7. c4 Be7 (7... Nbd7 8. cxd5 exd5 9. Ne5 Ne4 10. Nd2 Nxd2 11. Bxd2 Nxe5 12. dxe5 Bc5 13. Kh2 O-O {½-½ (31) Svidler,P (2768)-Karjakin,S (2753) Wijk aan Zee 2018}) 8. Nc3 {White has an edge.} Nbd7 9. Ne5 Nxe5 10. dxe5 Nd7 11. cxd5 exd5 12. f4 f5 13. Be3 $146 ({Predecessor:} 13. g4 fxg4 14. e3 O-O 15. hxg4 Bf7 16. Ne2 Bc5 {1-0 (33) Khotenashvili,B (2505)-Gunina,V (2533) Konya 2012}) 13... O-O {[#]} (13... Bf7 $11) 14. Rc1 (14. Nxd5 $1 $16 {[%mdl 512]} cxd5 15. Qxd5+ Kh8 16. Rfd1) 14... Kh8 15. Kh2 g5 16. Qd2 gxf4 17. gxf4 Rg8 18. Rg1 Qf8 19. Bd4 Bc5 {[#]} (19... Nb6 $14) 20. b4 $1 $36 {[%mdl 2560] White has strong initiative.} Bxd4 (20... Bxb4 21. e6+) 21. Qxd4 {aiming for Bxd5!} Qh6 $2 {[#]} ({Avoid the trap} 21... Qg7 $2 22. Bxd5 Bg6 23. Bxg8 $18) (21... Rg6 $16 {keeps fighting.}) 22. Bxd5 $1 $18 {[%mdl 512]} cxd5 23. Nxd5 {And now e6+ would win.} Bg4 (23... Rxg1 $142 24. Rxg1 Qe6) 24. Rg3 Rg7 {[#]} 25. e6 $1 {[%cal Re6d7][%mdl 512]} Nf8 (25... Qxe6 26. Nc7) 26. e7 Ng6 $2 (26... Ne6 27. Qe5 Bxh3 28. Rxh3 Qg6) 27. Nc7 Nxe7 {...Rag8 is the strong threat.} 28. Nxa8 Nc6 29. Qf2 Qh4 {intending ...Bxh3.} 30. Kg1 Re7 $2 (30... Qxg3+ 31. Qxg3 Bxe2) 31. hxg4 {White is clearly winning.} Rxe2 32. Qxe2 {Intending Qb2+ and mate.} Qxg3+ 33. Kh1 {Accuracy: White = 70%, Black = 28%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.17"]
[White "Petrosyan, Manuel"]
[Black "Grachev, Boris"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2564"]
[BlackElo "2626"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,107,18,16,8,8,13,19,10,8,0,1,4,6,-74,-62,-153,-170,-175,-175,-175,-170,-177,-115,-714,-702,-712,-708,-703,-700,-907,-489,-473,0,-908,-902,-870,-858,-1249,-497,-475,-325,-318,-260,-244,-252,-250,-204,-230,-233,-400,-399,-347,-322,-583,-558,-546,-165,-126,-162,-154,-22,0,348,341,427,421,488,504,523,492,494,502,468,434,545,562,550,540,489,435,692,684,1122,767,739,725,818,794,29971,29972,29970,29972,29969,29964,29955,6418,29992,29993]} 1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 Nf6 5. Qe2 d6 6. O-O Be7 7. e5 {C00: French: Unusual White 2nd moves} dxe5 8. Nxe5 Nxe5 9. Qxe5 {The position is equal.} O-O 10. Nc3 Ng4 $146 ({Predecessor:} 10... Bd6 11. Qe2 a6 12. d3 Rb8 13. a4 b6 14. Rd1 e5 {1-0 (34) Artemiev,V (2692)-Grachev,B (2654) Sochi 2017}) 11. Qe2 Nh6 12. g4 (12. Nd1 $11 {keeps the balance.}) 12... f5 $17 13. h3 ({White should try} 13. gxf5 $15 Nxf5 14. d3) 13... fxg4 14. hxg4 Bd6 $1 $36 {[%mdl 2048] Black is in control.} 15. Bh3 Qh4 16. Kg2 Rf4 (16... b6 $19 17. Ne4 Bb7) 17. d4 $2 {[%mdl 8192]} (17. Rh1 $17 Nxg4 18. f3) 17... Rxg4+ $1 $19 18. Bxg4 Qh2+ 19. Kf3 Nxg4 20. Qd3 Qh5 21. Kg2 Qh2+ (21... b6 $142 22. Qh3 Qg6) 22. Kf3 c4 23. Qxc4 Qh5 24. Kg2 {[#]} Nh2 (24... b5 $142 $1 {[%mdl 512]} 25. Qd3 (25. Nxb5 Bb7+) 25... Bb7+ 26. d5 Qh2+ 27. Kf3 Ne5+ {[%mdl 64] Double Attack} 28. Ke2 Nxd3 29. cxd3 exd5) 25. f4 Nxf1 26. Qe2 Qg6+ 27. Kxf1 {[#]} e5 $1 {[%mdl 512]} 28. Qg2 (28. dxe5 Bh3+) 28... Qh5 ({Much less strong is} 28... exd4 29. Qxg6 hxg6 30. Ne4) 29. Qd5+ Kh8 {And now ...Bh3+ would win.} 30. Qxd6 $2 (30. fxe5 {was the only chance.} Be7 31. e6 Qh3+ 32. Qg2 Qxe6 33. Qg3) 30... Bh3+ 31. Ke1 {White wants to play Be3.} Qh4+ 32. Kd1 $2 (32. Ke2 {only move.} exd4 33. Qxd4 Bg4+ 34. Kd2 (34. Kd3 $2 Rd8 $19)) 32... Bg4+ 33. Ne2 e4 $2 (33... Re8 34. Kd2 exd4 35. Qxd4 Rxe2+ 36. Kc3 Qe7) 34. Qa3 {[#] Hoping for Qe3.} e3 $1 35. Qxe3 {[#]} Bh5 (35... Qh5 $1 $17 36. Qe5 Bf5) 36. Qg1 $1 $11 {Be3 is the strong threat.} Re8 $2 {[%mdl 8192]} (36... Qh3 $1 $11 37. Kd2 Qf3) 37. Be3 $18 Qe7 38. Kd2 Bxe2 39. Kxe2 Qb4 40. Rd1 Qxb2 41. Rd2 Qxa2 42. Qg2 a5 43. d5 Qa3 44. Qf3 Qd6 45. Qh5 Qd7 (45... g6 $142 46. Qf3 b5) 46. d6 a4 47. Rd5 Rf8 48. Qe5 a3 49. Qe7 {[%cal Re7f8]} Qg4+ 50. Kf2 {[%cal Re7f8]} Rxf4+ 51. Bxf4 Qxf4+ 52. Ke2 Qg4+ 53. Kd2 (53. Kd3 $142 Qd1+ 54. Kc3 Qxd5 55. Qe8+ Qg8 56. d7 h6 57. d8=Q Qxe8 58. Qxe8+ Kh7 59. Kb3) 53... Qb4+ 54. Kd3 {Accuracy: White = 53%, Black = 50%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.18"]
[White "Khismatullin, Denis"]
[Black "Debashis, Das"]
[Result "1/2-1/2"]
[ECO "A17"]
[WhiteElo "2621"]
[BlackElo "2532"]
[Annotator "TA"]
[PlyCount "112"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,112,13,19,12,16,8,23,25,20,25,17,12,36,0,45,30,45,28,18,45,61,48,44,43,83,73,72,81,28,22,29,12,22,23,23,36,69,66,227,91,97,0,0,0,0,0,0,0,412,54,39,-10,-9,-5,-11,-5,-6,-20,0,-87,-89,-88,-95,-180,-193,-265,-54,-70,-59,-72,-69,-70,-68,-95,-39,-37,-15,-80,-80,-80,-8,-8,0,-8,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 Nf6 2. Nf3 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3 6. Qxc3 d6 7. b4 {A17: English Opening: 1...Nf6 with ...Bb4} e5 (7... a5 8. Bb2 e5 9. e3 axb4 10. axb4 Rxa1+ 11. Bxa1 Bg4 12. Be2 Ne4 13. Qb2 Nd7 14. h3 Bh5 {1-0 (37) Sivuk,V (2542)-Delgado Ramirez,N (2620) Arica 2018}) 8. Bb2 e4 9. Ng5 $146 {White has an edge.} ({Predecessor:} 9. Nd4 c5 10. Nb3 b6 11. e3 Nc6 12. d4 exd3 13. Bxd3 Ne5 14. Rd1 Qe7 15. O-O Re8 16. f3 Be6 17. bxc5 bxc5 18. Na5 Qc7 19. e4 {½-½ (19) Yermolinsky,A (2515)-Rosen,E (2406) Saint Louis 2015}) 9... Re8 10. f3 exf3 11. gxf3 Nbd7 12. f4 Nf8 13. Rg1 {Qxf6! is the strong threat.} Ng6 $1 14. e3 Bf5 15. O-O-O c5 16. h4 $1 cxb4 (16... Nxh4 $2 17. Qxf6 $1 {[%mdl 512]} gxf6 18. Ne6+ Ng6 19. Nxd8 $18) 17. axb4 a5 {[#]} 18. h5 $1 {[%mdl 512]} axb4 (18... Nxh5 19. Nxf7) 19. Qxb4 Nf8 ({Better is} 19... Nxh5 $16 20. Nxf7 (20. Qxb7 Re7 $17) 20... Kxf7) 20. h6 $11 g6 $1 21. Qc3 N8d7 22. e4 Bxe4 23. Bh3 Nc5 {Strongly threatening ...Nd3+.} 24. d3 Bc6 $2 ({Black should try} 24... Nxd3+ $14 25. Rxd3 Bxd3 26. Qxd3 Qb6) 25. Bg4 (25. Qxf6 $6 Qxf6 26. Bxf6 Ra3) (25. Rge1 $1 $18) 25... Ba4 $16 26. Rde1 (26. Qxf6 $16 Qxf6 27. Bxf6) 26... Rxe1+ $11 27. Rxe1 {Hoping for Ne4.} d5 28. cxd5 Qxd5 29. Be2 (29. Qxf6 $2 Nxd3+ 30. Kb1 Bc2+ $1 {[%mdl 512]} 31. Kxc2 Nb4+ 32. Kc3 (32. Kc1 $2 Qc4+ 33. Qc3 Na2+ {[%mdl 64] Double Attack} 34. Kd2 Nxc3 $19) 32... Qc5+ 33. Kd2 (33. Kb3 Qc2+ 34. Kxb4 Ra4+ 35. Kb5 Qb3+ 36. Kc5 Qb4+ {[%mdl 64] Double Attack} 37. Kd5 Ra5#) 33... Qc2+ 34. Ke3 Nd5+ 35. Kf3 Qd3+ 36. Kg2 Nxf6 $19) 29... Ncd7 $2 {[%mdl 8192] [#]} (29... Qf5 $11 {and Black has nothing to worry.}) 30. Bf3 $2 (30. Ne4 $1 $18 {[%mdl 512]}) 30... Qd6 $14 31. Qd4 {[%mdl 1024] White has compensation.} (31. Qc4 Bb3 $11) 31... Rc8+ 32. Kd2 $132 {[%mdl 2048] White is not holding back} Rc2+ 33. Ke3 Qe7+ 34. Be4 $1 Qf8 35. Rc1 (35. Bxg6 $11 fxg6 36. Qxa4 Rxb2 37. Qc4+ Kh8 38. Nf7+ Kg8 39. Ne5+ Kh8 40. Nxd7 Qe8+ 41. Ne5) 35... Rxc1 $17 36. Bxc1 Bc6 ({Much weaker is} 36... Nxe4 $6 37. dxe4 (37. Nxe4 Bc6 $11) 37... Bc6 38. Kf3 $11 (38. Bb2 Qc5 $11)) 37. Bb2 (37. Ke2 $17) 37... Qxh6 $19 38. Qc4 (38. Qd6 $142 Qf8 39. Qxf8+ Kxf8 40. Ba3+ Kg7 41. Bb2) 38... Qf8 $2 (38... Ng4+ $19 39. Kf3 Nge5+ $1 {[%mdl 512]} 40. fxe5 Qxg5) 39. Bxc6 $15 bxc6 40. Qxc6 Qe7+ 41. Kf3 h6 42. Ne4 {[#]} Nxe4 ({Black should play} 42... Ne8 $1 $17) 43. dxe4 f6 44. e5 (44. Bc3 $11 {remains equal.}) 44... Kf7 $17 {[%cal Rf6e5]} 45. exf6 Qe6 (45... Nxf6 $17 46. Bxf6 Qxf6 47. Qc4+ Qe6) 46. Qb7 $11 {The position is equal.} h5 47. Be5 Qg4+ 48. Kf2 h4 49. Qd5+ Qe6 50. Qxe6+ Kxe6 51. Kf3 Nxf6 52. Bxf6 Kxf6 {KPP-KP} 53. Kg4 {[#]} h3 $1 {[%mdl 512]} 54. Kxh3 Kf5 55. Kg3 g5 56. fxg5 Kxg5 {Accuracy: White = 52%, Black = 50%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.19"]
[White "Inarkiev, Ernesto"]
[Black "Sadhwani, Raunak"]
[Result "1/2-1/2"]
[ECO "C49"]
[WhiteElo "2692"]
[BlackElo "2448"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,56,39,33,39,33,34,33,53,25,46,0,20,0,0,0,0,-24,-25,-86,-85,-107,-112,-110,-107,-111,-105,-114,-107,-104,-89,-100,-93,-105,-105,-106,-89,-93,-94,-101,-93]} 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bb4 5. O-O O-O 6. d3 Bxc3 7. bxc3 d6 8. Bg5 Ne7 9. Bxf6 gxf6 10. d4 Ng6 {C49: Four Knights: 4 Bb5 Bb4} 11. Bd3 Kh8 12. Qd2 Rg8 {White is slightly better.} 13. Kh1 $146 ({Predecessor:} 13. Qh6 Bg4 14. Nh4 Nxh4 15. Qxh4 Bf3 16. g3 Rg6 17. Qh3 Bg4 18. Qg2 {0-1 (48) Shtyka,S (2325)-Nepomniachtchi,I (2506) Internet 2006}) 13... b6 14. Bc4 Be6 15. Bxe6 fxe6 16. Rae1 Qe8 17. Ng1 Qa4 18. Nh3 (18. a3 $11 {remains equal.}) 18... Qxa2 $17 {Black is better.} 19. f4 exf4 20. Nxf4 Nxf4 21. Rxf4 Rg6 22. d5 Rag8 23. g3 e5 24. Rf5 Qa4 25. Qf2 Kg7 26. h4 Kh8 27. Re3 {[#]} Qd7 $1 28. Kg2 Qg7 {Accuracy: White = 52%, Black = 68%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.20"]
[White "Fier, Alexandr"]
[Black "Safarli, Eltaj"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2561"]
[BlackElo "2681"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,77,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,18,18,16,-51,9,12,33,18,18,-45,-33,-41,-27,-36,36,42,41,39,257,284,255,275,369,371,440,450,541,541,536,511,538,533,528,510,692,587,694,680,659,639,669,631,635,614]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 O-O 10. Be3 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} Bg4 11. h3 Bh5 12. Qc2 {The position is equal.} Ba5 (12... Nxc3 13. bxc3 f6 14. exf6 Qxf6 15. Be2 Rae8 16. O-O Kh8 17. a4 Bg6 {1-0 (41) Jones,G (2682)-Jakovenko,D (2735) St Petersburg 2018}) 13. Bxc6 bxc6 14. O-O $146 ({Predecessor:} 14. Nd2 Bxc3 15. bxc3 Bg6 16. Qc1 c5 {½-½ (39) Bulmaga,I (2394)-Muzychuk,A (2555) Batumi 2018}) 14... Bxc3 15. bxc3 f5 16. Nd2 f4 $1 17. Nxe4 dxe4 18. Bc1 {Ba3 is the strong threat.} Bg6 19. f3 (19. Kh2 $11) 19... exf3 (19... e3 $15 20. Qe2 Bf5) 20. Qb3+ $11 Kh8 21. Rxf3 Rb8 22. Qa3 (22. Qe6 $11) 22... Qh4 $15 {Hoping for ...Qe1+.} 23. Bd2 ({Don't blunder} 23. Qxa7 $2 Be4 $19) 23... Be4 24. Rf2 Bxg2 (24... f3 $15) 25. Rxg2 $14 {Black must now prevent Kh2.} f3 26. Be1 $1 {[%cal Re1h4]} Qf4 $2 {[#]} (26... Qxh3 $14 27. Rg3 Qf5) 27. Rh2 $1 $18 Rf5 {[#] aiming for ...Rg5+.} 28. Qc1 $1 ({Much less strong is} 28. Qxa7 $6 Rbf8 $16) 28... Qe4 29. Bg3 Qd3 30. Rf2 {White is clearly winning.} Rh5 31. Qf4 Rf5 32. Qd2 Qc4 33. Qe3 c5 34. dxc5 Rbf8 35. Raf1 Kg8 36. Rxf3 Rxf3 37. Rxf3 Re8 38. Rf2 h6 39. Kh2 {Accuracy: White = 82%, Black = 45%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.21"]
[White "Karthikeyan, Murali"]
[Black "Maghsoodloo, Parham"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2560"]
[BlackElo "2666"]
[Annotator "TA"]
[PlyCount "206"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,206,23,50,25,10,7,21,22,37,32,40,26,35,37,37,40,26,28,95,84,101,100,120,125,143,133,131,141,138,110,120,112,103,62,69,51,53,29,25,21,86,83,84,93,138,137,119,119,121,121,137,128,127,77,84,88,114,123,138,138,138,138,138,132,128,120,136,87,87,82,186,184,492,492,492,492,492,490,485,476,468,464,982,982,982,982,982,975,975,975,967,960,960,960,952,945,945,945,945,945,945,945,895,880,852,481,302,8,8,0,460,302,302,84,945,945,945,17,19,0,945,938,931,916,905,133,133,133,133,0,133,133,847,133,840,819,766,352,1792,1792,1792,1785,1785,1778,1778,0,1778,0,1770,1770,1756,1756,1756,1731,1723,1723,29944,29945,29938,29946,29943,12849,12718,1720,1709,1657,1612,272,12819,12787,12795,12787,12756,12611,12743,320,12683,29943,29942,320,29970,29970,29966,29968,29962,29963,29945,12842,5297,1814,29970]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. c3 d6 8. a4 Rb8 9. d4 Bb6 10. a5 {C78: Ruy Lopez: Archangelsk and Möller Defences} Ba7 $1 11. h3 h6 12. Be3 {Strongly threatening dxe5.The position is equal.} Ra8 13. dxe5 Nxe5 14. Nxe5 dxe5 15. Qxd8+ Kxd8 16. Bxa7 Rxa7 17. Bxf7 Nxe4 {[#]} (17... Ke7 $11 {remains equal.} 18. Bg6 Rd8) 18. Re1 $146 Nd6 19. Bd5 Re8 20. Nd2 Bd7 21. Re2 c6 22. Bf3 Kc7 23. Rae1 Nc4 24. Bh5 Re7 25. Nxc4 bxc4 26. Re4 Rb7 27. Be2 Bf5 28. Re3 $36 {[%mdl 2048] White is pushing.} Rxb2 (28... Bd3 $1 $11) 29. Bxc4 $16 Kd6 30. f4 e4 31. g4 ({Much less strong is} 31. Bxa6 $6 Ra2 $14) 31... Bd7 32. Bxa6 Ra2 33. Bd3 Rxa5 34. Bxe4 Ra2 35. R1e2 Rxe2 36. Rxe2 {[%mdl 4096] Endgame KRB-KRB} Be6 37. Kf2 Ra7 38. f5 Bc4 39. Re3 Ra1 40. Bf3 Rc1 41. h4 Bf7 42. Rd3+ Ke5 43. Bxc6 h5 (43... Kf4 $16 {is a better defense.}) 44. Re3+ $1 $18 Kf6 $2 (44... Kd6 {is a better chance.}) 45. g5+ $1 Kxf5 46. Bd7+ $1 Kg6 47. Rf3 {[%csl Gf3][%cal Rd7f5]} Bd5 48. Be8+ Kh7 49. g6+ Kh6 (49... Kg8 $142) 50. Rf8 $1 {[%cal Rf8h8]} Bg8 51. Rxg8 {[%cal Rg8h8] KRB-KR} Rc2+ 52. Ke3 {[%cal Rg8h8]} Rxc3+ 53. Ke4 {[%cal Rg8h8]} Rc4+ 54. Kf5 {[%cal Rg8h8]} Rf4+ 55. Ke6 $1 {[%cal Rg8h8]} Re4+ 56. Kf7 {[%cal Rg8h8]} ({Not} 56. Kf5 Rxe8 57. Rxe8 $11) 56... Rf4+ 57. Ke7 $1 {[%cal Rg8h8]} Rf8 58. Bf7 Re8+ 59. Kd6 {Threatening mate with Be6.} Rd8+ 60. Ke5 {Intending Be8 and mate.} Rf8 61. Ke4 Re8+ 62. Kd5 $2 (62. Kd4 $1 $18 {Black must now prevent Bd5.} Re4+ 63. Kd5 Rd4+ 64. Kc5 Rxh4 65. Kd6) 62... Rd8+ $1 $11 63. Ke5 $2 {[%mdl 8192]} (63. Ke6 $11 Re8+ 64. Kd6 Rd8+ 65. Ke5) 63... Rf8 $1 $18 64. Bd5 Rf5+ 65. Kd6 $2 (65. Ke4 $18 {has better winning chances.}) 65... Rf4 $2 {[%mdl 8192] [#]} (65... Kxg6 $16 66. Be4 Kf7 67. Rxg7+ Kxg7) 66. Bf7 $1 {[%cal Rg8h8]} Rd4+ 67. Ke7 $2 (67. Kc6 $18 {[%cal Rg8h8]} Rxh4 68. Kd6) 67... Re4+ $1 $11 68. Kd6 {[%cal Rg8h8]} Rd4+ $1 69. Kc5 {[%cal Rg8h8]} Rxh4 70. Kd6 Re4 71. Re8 $2 (71. Rh8+ $18 {and White stays clearly on top.} Kg5 72. Rh7) 71... Rd4+ $16 72. Ke7 Re4+ 73. Kd6 Rd4+ $1 74. Ke5 {White wants to mate with Kf5.} Rd1 $2 {[%mdl 8192]} (74... Ra4 $16 75. Rh8+ Kg5) 75. Rh8+ $18 Kg5 {[#]} 76. Rh7 $1 {[%cal Rh7g7]} Re1+ 77. Kd4 Kf6 $2 (77... Rg1 78. Rxg7 Kf6) 78. Rxh5 Rd1+ 79. Kc5 Rc1+ 80. Kd6 Rd1+ 81. Kc5 Rc1+ $1 82. Kd4 Rd1+ $1 83. Ke3 Re1+ 84. Kd2 Rg1 85. Rh3 Rg2+ 86. Kd3 Rg1 87. Kd4 Rd1+ 88. Kc5 Rd8 89. Re3 (89. Rf3+ $142 Ke5 90. Re3+ Kf5 91. Re1 Rd2 92. Ra1 Rf2 93. Kd4 Rf4+ 94. Kc5) 89... Ra8 90. Re6+ Kf5 91. Rb6 Ke5 92. Kc6 Ra7 $2 (92... Rd8 93. Kc5 Rd1) 93. Rb1 Re7 94. Rf1 Ra7 95. Bc4 Ra4 96. Kc5 $2 (96. Bd3 Rd4 97. Bb1) 96... Ra5+ $2 (96... Ra8 97. Rf7 Ra3 98. Rxg7 Kf6) 97. Kb4 Ra8 98. Rf7 Rh8 $2 (98... Rb8+ $18 99. Kc3 Rd8) 99. Bd3 Rd8 100. Kc3 Rg8 101. Kd2 Ke6 102. Ke3 Re8 103. Kd4 Re7 {Accuracy: White = 62%, Black = 45%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.22"]
[White "Santos Ruiz, Miguel"]
[Black "Sethuraman, S.P."]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "2554"]
[BlackElo "2651"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,57,28,20,22,28,23,62,47,56,28,27,32,28,27,23,30,25,26,30,27,51,45,58,42,58,33,64,26,25,22,33,35,34,34,44,34,34,34,27,22,35,18,23,0,12,10,16,29,31,23]} 1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. cxd5 exd5 5. Bf4 c6 6. e3 {D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6} Bf5 7. Qb3 (7. Bd3 Bxd3 8. Qxd3 Ne7 9. Nge2 Nd7 10. O-O O-O 11. a3 Ba5 12. Rfc1 a6 13. Bg5 {½-½ (74) Andreikin,D (2708)-Fedoseev,V (2731) Sochi 2017}) 7... Qe7 $146 ({Predecessor:} 7... Qb6 8. Nge2 Be7 9. Ng3 Bg6 10. Be2 Nd7 11. O-O Ngf6 12. Rfc1 O-O 13. Na4 Qxb3 14. axb3 {½-½ (68) Mchedlishvili,M (2601)-Nguyen,N (2629) Doha 2016}) 8. a3 Ba5 9. Qa4 Qd8 10. b4 Bb6 11. Nf3 Nf6 12. Be2 O-O 13. O-O Nbd7 14. Qb3 Be6 15. Qc2 h6 16. h3 Re8 17. Rac1 Qe7 18. Qb2 Rec8 19. Rfd1 Bc7 20. Bxc7 Rxc7 21. Bd3 Rcc8 22. b5 c5 23. dxc5 Nxc5 24. Be2 Rc7 25. Nd4 Rac8 26. Rc2 Ncd7 27. Rdc1 Nb6 28. Qb3 Qd7 29. Na4 {Accuracy: White = 59%, Black = 45%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.23"]
[White "Anton Guijarro, David"]
[Black "Sychev, Klementy"]
[Result "1/2-1/2"]
[ECO "A50"]
[WhiteElo "2642"]
[BlackElo "2545"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,93,37,22,27,15,21,0,5,0,0,0,0,0,0,0,38,-12,-36,-29,0,-2,28,1,20,11,32,0,4,0,0,0,0,0,0,0,0,-40,-58,-61,-67,-52,-52,-61,0,0,0,0,0,0,0,0,0,0,0,-17,0,0,0,0,0,0,0,0,0,0,8,0,2,8,20,8,8,8,8,0]} 1. d4 Nf6 2. c4 g6 3. f3 c5 4. d5 Bg7 5. Nc3 d6 6. e4 O-O 7. Bg5 h6 8. Be3 e6 9. Qd2 exd5 10. cxd5 Re8 11. Be2 Nh7 {A65: Modern Benoni: 6 e4} 12. h4 (12. Bb5 Nd7 13. Nh3 a6 14. Be2 b5 15. O-O h5 16. Nf2 b4 17. Na4 a5 18. Rac1 Nb6 19. Nxb6 Qxb6 {0-1 (55) Li,S (2520)-Ding,L (2637) Xinghua Jiangsu 2011}) 12... h5 $1 13. g4 hxg4 14. h5 g5 $146 ({Predecessor:} 14... Nd7 15. hxg6 fxg6 16. O-O-O b5 17. Bh6 Bh8 18. Bxb5 Rb8 19. Bxd7 Bxd7 {½-½ (68) Fedorowicz,J (2500)-Watson,W (2430) Hastings 1986}) 15. O-O-O (15. fxg4 Bxc3 16. Qxc3 Rxe4 $17) 15... Nd7 16. fxg4 Ne5 17. Nh3 {[%cal Rh3g5]} Bxg4 18. h6 Bf6 19. Rdf1 Bxh3 20. Rxh3 a6 21. Rh2 g4 22. Rhf2 {Threatens to win with Rxf6!} Bg5 {[#]} 23. Bxg4 $1 {[%mdl 512]} Kh8 (23... Nxg4 24. Bxg5) 24. Bh5 Bxe3 25. Qxe3 Qg5 $36 {[%mdl 2048] White is under pressure.} 26. Qxg5 Nxg5 27. Rf5 Rg8 28. a4 b5 29. Rg1 f6 $1 30. Rxf6 b4 31. Rf5 bxc3 (31... Nh3 $1 $15 32. Rxg8+ Rxg8) 32. Rfxg5 $11 {The position is equal.} Rxg5 33. Rxg5 $15 {[%mdl 4096] Endgame KRB-KRN} Nd3+ 34. Kc2 cxb2 35. Rg1 Rb8 36. Rb1 Ne5 37. Be2 ({But not} 37. Rxb2 Rxb2+ 38. Kxb2 a5 $15) 37... Rb4 38. a5 Rxe4 39. Bxa6 Ra4 40. Rxb2 {Hoping for Rb6.} Rxa5 41. Rb6 Nf7 42. Bc8 (42. Bd3 {is more complex.} Nxh6 43. Rxd6 Nf7 44. Rc6 Kg7 45. Ba6) 42... Nxh6 43. Be6 Kg7 44. Rxd6 Ra7 45. Rc6 {[#] d6 is the strong threat.} Nf7 46. d6 {Strongly threatening Rc7.} Kf6 47. Bxf7 {Accuracy: White = 39%, Black = 71%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.24"]
[White "Iturrizaga Bonelli, Eduardo"]
[Black "Tsydypov, Zhamsaran"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2640"]
[BlackElo "2547"]
[Annotator "TA"]
[PlyCount "25"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,25,33,0,0,0,0,0,52,-7,0,-14,14,-14,-12,-17,-14,-6]} 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. Bg5 c5 {D90: Grünfeld: 4 Nf3 Bg7 sidelines} 7. Rc1 Nxc3 8. bxc3 Nc6 (8... Qa5 $11) (8... O-O 9. e3 h6 10. Bh4 Bf5 11. Be2 g5 12. Bg3 Qa5 13. Qd2 Rd8 14. O-O {½-½ (146) Lenderman,A (2630)-Vidit,S (2711) chess.com INT 2018}) 9. e3 (9. d5 $14 Ne5 10. Nxe5 Bxe5 11. e4) 9... Be6 $146 {The position is equal.} ({Predecessor:} 9... h6 10. Bh4 O-O 11. Be2 Be6 12. Qd2 g5 13. Bg3 Qa5 14. d5 {0-1 (38) Ulko,J (2451)-Nikolenko,O (2537) Moscow 2010}) 10. Qa4 a6 11. Bd3 Rc8 12. O-O Qa5 13. Qxa5 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.25"]
[White "Alekseenko, Kirill"]
[Black "Aryan Chopra"]
[Result "1/2-1/2"]
[ECO "C70"]
[WhiteElo "2634"]
[BlackElo "2540"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,76,38,36,39,43,37,37,39,27,32,31,34,34,28,-8,-3,-19,14,8,17,-20,0,-11,0,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,-13,-12,-19,-16,-18,-8,-8,-8,-19,-18,-18,-18,-34,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. d4 exd4 6. Nxd4 Bg7 {C70: Ruy Lopez: 3...a6 4 Ba4, Norwegian and Delayed Schliemann} 7. Nxc6 dxc6 8. Qxd8+ Kxd8 {White is slightly better.} 9. Bb3 Bh6 $146 ({Predecessor:} 9... Be6 10. Bxe6 fxe6 11. Nd2 c5 12. Ke2 Nh6 13. Nc4 Nf7 14. a4 {1-0 (60) Tabatabaei,M (2573)-Aryan,C (2536) Ahmedabad 2017}) 10. Nd2 {[%cal Bb1d2,Bd2f3,Bf3e5][%mdl 32]} Ke7 11. O-O Nf6 12. Nf3 Bxc1 13. Raxc1 a5 {[%cal Ba6a5,Ba5a4][%mdl 32]} 14. Ne5 Rf8 15. Rfe1 a4 16. Bc4 Nd7 17. Nxd7 Bxd7 18. f3 c5 19. Kf2 Be6 20. Bxe6 Kxe6 $11 {[%mdl 4096] Endgame KRR-KRR} 21. Rcd1 Rfd8 22. Ke3 Rd6 23. Rxd6+ cxd6 {KR-KR} 24. Rd1 Rd8 25. Rd5 f5 26. h4 b5 27. h5 Rf8 28. hxg6 hxg6 29. Rd1 f4+ 30. Ke2 Rh8 31. b3 a3 32. c3 {The position is equal.} Rh7 33. Kf2 Rh5 34. b4 c4 35. Kg1 Rh8 36. Rd5 Rh5 37. Rd1 Rh8 38. Rd5 Rh5 {Accuracy: White = 61%, Black = 62%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.26"]
[White "Paravyan, David"]
[Black "Puranik, Abhimanyu"]
[Result "1/2-1/2"]
[ECO "D71"]
[WhiteElo "2627"]
[BlackElo "2538"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,82,10,7,2,22,22,18,15,18,20,24,16,12,14,25,17,10,18,50,42,44,21,88,79,77,5,4,-1,-1,0,0,-28,-13,-14,0,0,0,0,0,0,10,10,7,0,0,-13,0,0,83,74,184,68,60,60,139,0,15,15,15,15,15,15,15,0,0,0,8,0,8,0,0,-8,0,0,0]} 1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. Qa4 Bg7 6. cxd5 {D71: Fianchetto Grünfeld: 3 g3 d5 sidelines and 5 cxd5 (without Nf3)} O-O 7. dxc6 Nxc6 8. Nf3 Nd7 $146 ({Predecessor:} 8... Nd5 9. e3 Nb6 10. Qd1 e5 11. O-O Bg4 12. dxe5 Qxd1 13. Rxd1 Nxe5 {½-½ (68) Vitiugov,N (2735)-Vachier Lagrave,M (2789) Karlsruhe/Baden-Baden 2018}) 9. Qd1 Nb6 {[%cal Rc6d4]} 10. O-O Nxd4 11. Nxd4 Qxd4 12. Qxd4 Bxd4 13. Nc3 Bd7 14. Bxb7 Rab8 15. Bf3 Na4 (15... Rfc8 $11) 16. Rd1 e5 17. Nd5 (17. Nxa4 $16 {aiming for Nc3.} Bxa4 18. Rd2) 17... Kg7 $11 18. Rb1 Bf5 19. e4 Be6 $1 20. Kg2 (20. Bg5 {seems wilder.} Bxd5 21. exd5 Nxb2 22. Rf1 Nc4 23. Rxb8 Rxb8 24. Rc1) 20... Bxb2 21. h4 (21. Bxb2 {feels hotter.} Nxb2 22. Rd2 Nc4 23. Rxb8 Rxb8 24. Rc2) 21... Bxc1 (21... Rfc8 {with more complications.} 22. Bxb2 Rxb2 23. Rxb2 Nxb2 24. Rb1 Nd3) 22. Rdxc1 Rxb1 23. Rxb1 Bxd5 24. exd5 {[%mdl 4096] Endgame KRB-KRN} Nb6 25. Rb5 f5 26. Bd1 Kf6 27. a4 Rd8 28. Bb3 Rd7 {[#]} (28... e4 $11 {remains equal.}) 29. Rc5 $1 $16 {And now a5 would win.} Rd6 {[#]} (29... Rd8 $16) 30. Rc7 (30. a5 $1 $18) 30... a6 $14 31. Rxh7 Nxd5 ({Better is} 31... e4 $14) 32. h5 (32. Ra7 $16) 32... gxh5 {The position is equal.} 33. Rh6+ Ke7 34. Rxh5 Kf6 35. Rh6+ Ke7 36. Rxd6 Kxd6 $11 {KB-KN} 37. Kh3 Nc3 38. Kh4 Ne4 39. f4 a5 40. Bc2 exf4 41. gxf4 Ke6 {Accuracy: White = 49%, Black = 47%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.27"]
[White "Ghaem Maghami, Ehsan"]
[Black "Firouzja, Alireza"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2540"]
[BlackElo "2618"]
[Annotator "RC"]
[PlyCount "100"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:01:08]} c5 {[%emt 0:04:26]} 2. Nf3 {[%emt 0:00:20]} Nc6 {[%emt 0:01:02]} 3. c3 {[%emt 0:04:50]} Nf6 {[%emt 0:00:29]} 4. e5 {[%emt 0:00:11]} Nd5 {[%emt 0:00:07]} 5. d4 {[%emt 0:01:49]} cxd4 {[%emt 0:00:07]} 6. cxd4 {[%emt 0:03:43]} d6 {[%emt 0:00:10]} 7. Bc4 {[%emt 0:00:05]} Nb6 {[%emt 0:05:00]} 8. Bb5 {[%emt 0:01:28]} Bd7 {[%emt 0:00:08]} 9. Nc3 {[%emt 0:17:14]} dxe5 {[%emt 0:00:29]} 10. dxe5 {[%emt 0:00:59]} g6 {[%emt 0:02:30]} 11. h3 {[%emt 0:06:59]} Bg7 {[%emt 0:01:47]} 12. Qe2 {[%emt 0:08:25]} Qc7 {[%emt 0:05:05]} 13. Bf4 {[%emt 0:05:11]} a6 {[%emt 0:03:07]} 14. Bd3 {[%emt 0:00:26]} O-O {[%emt 0:01:47]} 15. O-O {[%emt 0:08:52]} Rad8 {[%emt 0:02:23]} 16. Rac1 {[%emt 0:03:19]} Be6 {[%emt 0:00:31]} 17. Qe3 {[%emt 0:06:09]} Bc4 {[%emt 0:15:31]} 18. e6 {[%emt 0:04:52]} Qc8 {[%emt 0:02:33]} 19. Rfd1 {[%emt 0:15:57]} Bxd3 {[%emt 0:16:47]} 20. Qxb6 {[%emt 0:00:31]} Qxe6 {[%emt 0:03:28]} 21. Qxb7 {[%emt 0:00:30]} Rd7 {[%emt 0:06:17]} 22. Qb6 {[%emt 0:00:19]} Nd4 {[%emt 0:02:53]} 23. Qxe6 {[%emt 0:00:19]} Nxf3+ {[%emt 0:00:42]} 24. gxf3 {[%emt 0:00:05]} fxe6 {[%emt 0:00:03]} 25. Be3 {[%emt 0:03:45]} Rxf3 {[%emt 0:00:25]} 26. Rd2 {[%emt 0:03:29]} Rxh3 {[%emt 0:00:49]} 27. Rcd1 {[%emt 0:00:40]} Bxc3 {[%emt 0:00:07]} 28. Rxd3 {[%emt 0:00:05]} Rxd3 {[%emt 0:00:09]} 29. Rxd3 {[%emt 0:00:01]} Bxb2 {[%emt 0:00:25]} 30. Rd8+ {[%emt 0:00:32]} Kf7 {[%emt 0:00:14]} 31. Ra8 {[%emt 0:00:18]} Rh4 {[%emt 0:02:37]} 32. Rxa6 {[%emt 0:00:13]} Rc4 {[%emt 0:03:24]} 33. Kg2 {[%emt 0:03:15]} Bd4 {[%emt 0:01:32]} 34. Bxd4 {[%emt 0:00:16]} Rxd4 {[%emt 0:00:05]} 35. a4 {[%emt 0:00:07]} Rd3 {[%emt 0:00:53]} 36. a5 {[%emt 0:00:20]} Ra3 {[%emt 0:00:08]} 37. Ra8 {[%emt 0:00:10]} e5 {[%emt 0:01:18]} 38. a6 {[%emt 0:00:08]} e4 {[%emt 0:01:01]} 39. a7 {[%emt 0:01:44]} h5 {[%emt 0:01:08]} 40. Kh2 {[%emt 0:00:00]} Kg7 {[%emt 0:00:00]} 41. Kg2 {[%emt 0:00:57]} g5 {[%emt 0:02:06]} 42. Kh2 {[%emt 0:04:59]} g4 {[%emt 0:01:30]} 43. Re8 {[%emt 0:04:07]} Rxa7 {[%emt 0:00:18]} 44. Kg3 {[%emt 0:00:05]} Ra3+ {[%emt 0:03:11]} 45. Kf4 {[%emt 0:02:00]} Rf3+ {[%emt 0:00:52]} 46. Kg5 {[%emt 0:00:13]} e3 {[%emt 0:04:13]} 47. Rxe7+ {[%emt 0:00:45]} Kf8 {[%emt 0:00:08]} 48. Rxe3 {[%emt 0:00:08]} Rxe3 {[%emt 0:00:10]} 49. fxe3 {[%emt 0:00:04]} g3 {[%emt 0:00:04]} 50. Kxh5 {[%emt 0:00:07]} g2 {[%emt 0:00:08]} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.28"]
[White "Van Foreest, Jorden"]
[Black "Xu, Yinglun"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2618"]
[BlackElo "2512"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,61,50,51,26,36,8,43,45,41,39,41,47,46,0,0,1,0,0,6,-13,8,15,12,0,13,0,0,0,0,0,10,10,3,0,7,0,6,4,7,0,0,0,0,-7]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 d5 {B81: Sicilian Scheveningen: Keres Attack} (7... Be7 8. g5 Nfd7 9. Be3 b5 10. a3 Bb7 11. h4 Nc6 12. Rg1 Nc5 13. f3 O-O 14. h5 d5 15. exd5 exd5 16. Nxc6 Bxc6 {1-0 (67) Wang,H (2730)-Yilmaz,M (2636) St Petersburg 2018}) 8. Nde2 Nxe4 9. Nxe4 dxe4 10. Qxd8+ Kxd8 {LiveBook: 17 Games} 11. Bd2 Bd7 $146 ({Predecessor:} 11... Bc5 12. O-O-O Ke7 13. Nc3 e3 14. fxe3 Bd7 15. Bd3 {1-0 (44) Ameir,M (2395)-Ashraf,S (2266) Alexandria 2017}) 12. Bg2 Bc5 13. Bxe4 Bc6 14. Ng3 Ke7 15. O-O-O f6 16. f4 Bf2 {The position is equal.} 17. Bxc6 Nxc6 18. Ne4 Ba7 19. f5 Rhd8 20. fxe6 Kxe6 21. Rhe1 Ne5 22. Bf4 Rxd1+ 23. Rxd1 Nf7 24. Ng3 Bb8 (24... Bf2 {is interesting.} 25. Nf5 g6 26. Rf1 Bc5 27. Ng3 Bd6) 25. Bxb8 Rxb8 $11 {[%mdl 4096] Endgame KRN-KRN} 26. Nh5 Rg8 27. Nf4+ Ke7 28. Rd3 Rd8 29. Re3+ Ne5 30. Nd3 Rd5 31. Nxe5 {Precision: White = 59%, Black = 63%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.29"]
[White "Goganov, Aleksey"]
[Black "Liu, Yan"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2612"]
[BlackElo "2498"]
[Annotator "TA"]
[PlyCount "127"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,127,25,30,26,38,38,59,27,29,18,28,10,16,7,16,6,14,0,0,0,7,0,7,0,37,40,75,65,73,44,63,61,145,145,144,150,141,141,138,123,120,114,247,247,385,378,671,671,660,666,780,623,778,731,809,809,802,789,785,780,780,773,750,766,761,766,751,750,720,692,692,591,559,233,203,193,214,215,156,21,40,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,214,221,222,222,277,276,222,280,244,0,0,0]} 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 a5 5. Bg2 O-O 6. Nf3 b6 7. O-O Bb7 8. Bf4 Be7 9. Nc3 Ne4 10. Qd3 {E16: Queen's Indian: 4 g3 Bb7 5 Bg2 Bb4+} Nxc3 11. bxc3 d6 $146 ({Predecessor:} 11... Qc8 12. e4 d6 13. Rfe1 a4 14. Rad1 Ra5 15. h4 Nd7 16. Nd2 Rd8 17. Nf1 h6 {0-1 (72) Sargissian,G (2689)-Predke,A (2622) St Petersburg 2018}) 12. e4 {White is slightly better.} (12. Ng5 $5 Bxg5 13. Bxb7 $14) 12... a4 13. h4 Nd7 14. Rad1 Ra5 15. Rfe1 Qa8 16. Bg5 Re8 17. Bxe7 Rxe7 18. Nd2 Re8 19. f3 Ba6 20. f4 Bb7 21. g4 f5 22. gxf5 exf5 23. d5 Nc5 24. Qg3 fxe4 (24... Qd8 $14) 25. Nxe4 $16 Nxe4 26. Bxe4 Qd8 27. Qg4 Ra8 28. Qh5 $1 {[%cal Rh5h7]} h6 29. Bd3 $1 Kf8 (29... a3 $16) 30. Bg6 $1 $18 {[%cal Rg6e8]} Rxe1+ (30... Qd7 {was worth a try.} 31. Bxe8 (31. Rxe8+ Rxe8 32. Bxe8 Qxe8 $18) 31... Rxe8 32. Rxe8+ Qxe8 33. Qxe8+ Kxe8 34. Re1+ Kf8) 31. Rxe1 Qf6 $2 (31... Ba6 32. Re8+ Qxe8 33. Qf5+ (33. Bxe8 Rxe8 34. Qf5+ Ke7 $16) 33... Kg8 34. Bxe8 Rxe8) 32. Re6 $1 {[%cal Re6f6]} Qxf4 33. Qe2 $1 Qg3+ 34. Kf1 $1 Qh3+ 35. Ke1 $1 Qxh4+ 36. Kd1 {Re8+ would kill now.} Qd8 37. Qf2+ Kg8 38. Qf7+ $1 Kh8 39. Bd3 ({And not} 39. Re7 Qg8 $11) 39... Qg8 40. Qf4 {White threatens Rxh6+! and mate.} Qf8 41. Qe4 {[%csl Gd3][%cal Re4h7]} Qg8 42. Qd4 {White wants to mate with Rxh6+.} Qf7 43. Rxh6+ $1 Kg8 44. Rh2 {Bh7+ is the strong threat.} Qf3+ 45. Kc1 (45. Kc2 $142 {Black must now prevent Bh7+.} Qg3 46. Bh7+ Kh8 47. Qd2) 45... Qg3 46. Bh7+ $1 {[%mdl 1024] White has strong compensation.} Kf7 ({Don't blunder} 46... Kh8 $2 47. Rh1 $18) 47. Rf2+ Ke7 {[#]} 48. Re2+ (48. Qe4+ $1 $16 Qe5 49. Qf3) 48... Kd8 $11 49. Kc2 Kc8 $1 50. Qe4 {[%cal Re4e8]} Kb8 51. Qe8+ $40 {[%mdl 128] White mounts an attack.} Ka7 52. Qxa4+ Ba6 53. Bd3 Rf8 54. Qc6 Rf7 55. Re8 {[%csl Gc6][%cal Re8a8]} Bb7 56. Qa4+ Ba6 57. Be2 {Hoping for c5!} Rf2 58. Re7 Qg4 $2 (58... Qh4 $11 {and Black stays safe.} 59. Rxc7+ Kb8) 59. Rxc7+ $18 Kb8 60. Qe8+ Bc8 61. Kb3 Qf5 {[#]} 62. Bd3 $1 {[%cal Rd3f5][%mdl 512]} Qg4 {[#]} (62... Qxd3 63. Qxc8#) 63. Be2 $2 ({Better is} 63. Bc2 $1 $18 {[%mdl 512] Threatening mate with Qc6.} Kxc7 64. Qc6+ Kb8 65. Qxb6+ {[%mdl 64] Double Attack} Bb7 66. Qxf2) 63... Qf5 $11 {[#]} 64. Bd3 $1 {[%mdl 512] Accuracy: White = 54%, Black = 54%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.30"]
[White "Idani, Pouya"]
[Black "Afanasiev, Nikita"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2604"]
[BlackElo "2508"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,55,28,41,11,52,6,18,10,18,13,20,19,20,28,25,12,1,0,9,21,55,45,55,42,48,72,93,89,231,229,219,208,259,237,277,303,304,304,311,285,536,529,553,544,544,514,508,429]} 1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nge2 c6 5. h3 (5. g3 g6 6. Bg2 Bg7 7. O-O O-O 8. h3 b5 9. a3 Bb7 10. f4 exd4 11. Nxd4 Re8 12. Nde2 a5 13. e5 Qb6+ 14. Qd4 c5 15. Qf2 dxe5 16. fxe5 Rxe5 17. Bf4 Re8 {0-1 (47) Vitiugov,N (2734)-Bologan,V (2672) Khanty-Mansiysk 2013}) 5... h5 6. g3 {B07: Pirc Defence: Miscellaneous Systems} Nbd7 7. Bg2 b5 8. a3 {The position is equal.} Rb8 $146 ({Predecessor:} 8... Bb7 9. O-O Be7 10. Be3 a6 11. Qd2 Qc7 12. b3 g6 {0-1 (40) Den Hartog,M (2183)-Kerigan,D (2318) Wachtebeke 2017}) 9. O-O a5 10. d5 Bb7 11. dxc6 Bxc6 12. Be3 Be7 13. Nd5 Bxd5 14. exd5 Qc7 15. Nc3 $36 {[%mdl 2048] White fights for an advantage.} b4 16. axb4 axb4 17. Ra7 Qc8 18. Na2 Nc5 (18... b3 $16 {keeps fighting.}) 19. Qe1 $18 b3 20. Nb4 {And now Nc6 would win.} Nfd7 21. cxb3 Bd8 22. Qc3 O-O 23. Ra3 f5 24. Nc6 f4 $2 {[#]} (24... Ra8 {is a better defense.} 25. b4 Na4) 25. gxf4 {White is clearly winning.} exf4 26. Bd4 Nf6 27. Nxb8 Qxb8 28. Re1 {Accuracy: White = 78%, Black = 40%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.31"]
[White "Sargsyan, Shant"]
[Black "Jumabayev, Rinat"]
[Result "1-0"]
[ECO "A31"]
[WhiteElo "2488"]
[BlackElo "2604"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,67,28,27,38,26,28,8,16,18,24,18,20,0,90,79,91,83,83,75,84,82,81,81,84,72,74,56,69,102,94,60,84,8,28,7,8,0,0,0,0,3,66,30,31,40,39,29,43,0,848,842,29973,29972,29968,29966]} 1. Nf3 c5 2. c4 Nf6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d5 6. cxd5 Bc5 7. g3 O-O 8. N5c3 Qb6 {A31: Symmetrical English: 2 Nf3 Nf6 3 d4} (8... Ng4 9. e3 f5 10. Be2 Nd7 11. a3 Ndf6 12. b4 Bb6 13. h3 Nh6 14. Qb3 Kh8 15. Ra2 Bd7 16. Nd2 f4 17. exf4 exf4 {0-1 (30) Kobo,O (2500)-Paravyan,D (2613) Batumi 2018}) 9. e3 e4 10. Nd2 Bb4 $146 {The position is equal.} ({Predecessor:} 10... Bf5 11. a3 Rd8 12. Bg2 Nxd5 13. Nxd5 Rxd5 14. Qa4 Nc6 15. O-O Rad8 16. Nxe4 {1-0 (76) Vakhidov,J (2494)-Jackson,J (2313) Birmingham 2015}) 11. Bg2 Bf5 12. O-O {[%cal Rc3e4]} Re8 $1 13. Nc4 Qa6 {[#]} (13... Qc7 $11 14. Qd4 Na6) 14. Qb3 $1 $36 {[%cal Rb3b4][%mdl 2048] Keeping Black busy.} Bxc3 15. bxc3 Rc8 16. Nd2 Nbd7 17. c4 Ne5 {[%cal Re5c4]} 18. Bb2 Nxc4 19. Nxc4 Qxc4 20. Bxf6 Qxb3 21. axb3 gxf6 22. d6 Rc3 23. Rfb1 (23. Ra5 $16 Bg6 24. h4) 23... a5 24. Ra4 Bd7 25. Rd4 ({But not} 25. Bxe4 Bxa4 26. Bxb7 Rd8 $17) 25... f5 26. g4 fxg4 27. Bxe4 Ra7 (27... Kg7 $11) 28. Rc4 (28. h3 $5) 28... Rxc4 29. bxc4 Bc6 30. Bxc6 bxc6 $11 {KR-KR} 31. Rb6 a4 $2 {[%mdl 8192]} (31... Kf8 $11) 32. Rxc6 $18 a3 {[#]} 33. Rc7 $1 Ra8 34. d7 {Accuracy: White = 49%, Black = 60%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.32"]
[White "Gordievsky, Dmitry"]
[Black "Tahbaz, Arash"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2603"]
[BlackElo "2484"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,45,13,18,17,32,11,12,12,14,10,8,24,21,17,18,0,0,0,0,0,0,-84,0,-1,288,261]} 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. b3 Be7 5. Bg2 O-O 6. Bb2 b6 7. O-O Bb7 8. e3 c5 9. Nc3 Nbd7 10. Qe2 Rc8 11. d3 Qc7 12. Nh4 {A14: English Opening: 1...e6 with b3 by White} dxc4 13. bxc4 (13. dxc4 {keeps more tension.} Bxg2 14. Nxg2 Qb7 15. e4 Ne5 16. f4) 13... Bxg2 14. Nxg2 {The position is equal.} Nb8 15. f4 {[#]} Rcd8 $146 ({Predecessor:} 15... Nc6 16. g4 Nd7 17. f5 Bf6 18. Nf4 Rce8 19. Nb5 Qb8 20. Bxf6 Nxf6 {0-1 (62) Margvelashvili,G (2530)-Li,R (2564) chess.com INT 2017}) 16. g4 Nc6 17. Rad1 Ne8 18. f5 Bf6 19. g5 Bxg5 20. fxe6 fxe6 21. Rxf8+ Kxf8 22. Qg4 $1 {[%cal Rg4g5]} Qe7 $2 {[%mdl 8192] [#]} (22... Bf6 $11 {and Black is okay.}) 23. Qf3+ {[%mdl 64] Double Attack. Accuracy: White = 81%, Black = 61%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.33"]
[White "Murzin, Volodar"]
[Black "Yuffa, Daniil"]
[Result "1/2-1/2"]
[ECO "B04"]
[WhiteElo "2337"]
[BlackElo "2578"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,95,26,22,19,13,20,28,47,62,75,61,53,41,25,29,40,22,40,79,26,104,0,0,0,85,76,96,56,61,68,131,96,183,0,94,14,14,15,17,25,40,32,25,18,14,14,21,7,16,-81,0,0,0,0,0,0,0,-6,-4,-10,-10,-17,-5,-16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Bc4 Nb6 6. Bb3 Bg7 7. O-O O-O 8. c3 {B04: Alekhine's Defence: 4 Nf3} (8. Re1 dxe5 9. Nxe5 Bxe5 10. dxe5 Qxd1 11. Rxd1 Nc6 12. Bh6 Re8 13. Nc3 Bf5 14. Bf4 Na5 15. Nb5 Nxb3 16. cxb3 {½-½ (32) Svetushkin,D (2592)-Yuffa,D (2563) Porto Carras 2018}) 8... a5 9. a4 Na6 $146 ({Predecessor:} 9... Bg4 10. exd6 exd6 11. h3 {1-0 (55) Raetsch,K-Feiertag,A Bad Laasphe 1994}) 10. Re1 {White has an edge.} dxe5 11. Nxe5 e6 12. Na3 {[%cal Bb1a3,Ba3b5,Bb5d4][%mdl 32]} c5 13. Nb5 cxd4 14. Nxd4 Nc5 15. Bc2 Qd5 16. Qe2 (16. Bf4 $16) 16... Nbd7 (16... Qxe5 $11 17. Qxe5 Bxe5 18. Rxe5 Nd5) 17. Bf4 ({White should try} 17. Nc4 $16) 17... Nxe5 $11 18. Bxe5 b6 (18... Qxe5 $11 {remains equal.} 19. Qxe5 Bxe5 20. Rxe5 b6) 19. Bxg7 $16 Kxg7 20. Rad1 {[#] aiming for Nf5+!} Qg5 $1 21. Nf3 Qf6 ({Black should play} 21... Qe7 $14) 22. Rd6 Rb8 (22... Bb7 $16) 23. Qe5 $2 (23. Qe3 $18) 23... Bd7 (23... Qxe5 $11 24. Nxe5 b5) 24. b4 (24. Qe3 $16) 24... Bxa4 $11 25. bxc5 Bxc2 26. cxb6 Rfc8 27. Qxa5 {Hoping for Rd7.} Qxc3 28. Qe5+ Qxe5 29. Nxe5 Ba4 $1 30. Ra1 Be8 31. Nd3 {[#]} (31. f4 $11 {keeps the balance.}) 31... Kf6 ({Better is} 31... Rc6 $1 $17 {[%cal Rc6d6]} 32. Rxc6 Bxc6) 32. Rb1 $1 {The position is equal.} Ke7 33. Rd4 Rc3 34. h3 Rb7 35. Nc1 Bc6 36. Na2 Rc5 37. Rdb4 Rg5 38. g3 Rc5 39. Nc1 Kd6 (39... Bd5 {seems wilder.} 40. Nb3 Rc2 41. h4 Kd6 42. Na5 Rb8) 40. Nb3 Rd5 41. Nd4 Bd7 42. Nc2 Bc6 43. Nd4 Bd7 44. Nc2 Bc6 45. Nd4 Bd7 46. Nc2 Bc6 47. Nd4 Bd7 48. Nc2 {Accuracy: White = 48%, Black = 44%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.34"]
[White "Vaibhav, Suri"]
[Black "Harika, Dronavalli"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2575"]
[BlackElo "2471"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,111,29,50,21,42,41,34,37,68,65,72,50,58,43,51,32,29,4,3,16,28,25,34,33,45,37,46,25,76,71,76,73,75,50,52,45,45,21,21,16,25,5,65,67,72,64,61,76,88,98,174,157,176,117,106,86,86,87,95,20,16,16,27,10,13,0,13,18,10,13,13,25,23,0,0,0,0,0,0,0,0,0,257,241,212,191,466,438,790,820,783,813,799,810,801,773,782,737,29985,29985]} 1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d6 5. Be3 Nf6 6. Qd2 Nbd7 7. Bh6 O-O 8. h4 {B08: Pirc Defence: Classical System} (8. e5 dxe5 9. dxe5 Bxh6 10. Qxh6 Ng4 11. Qg5 Qb6 12. O-O-O Nxf2 13. Bc4 Nxd1 14. Rxd1 Kg7 15. Bxf7 Kxf7 {0-1 (47) Stefanova,A (2481)-Vocaturo,D (2620) Batumi 2018}) 8... Bxh6 9. Qxh6 {Ng5 is the strong threat.} Ng4 10. Qd2 {White is slightly better.} e5 $146 ({Predecessor:} 10... h5 11. Ng5 e5 12. g3 Ngf6 13. O-O-O b5 14. Kb1 b4 15. Ne2 c5 16. dxc5 dxc5 17. Nc1 Qc7 18. Be2 Nb6 19. Qd6 Ne8 20. Qxc7 {½-½ (20) Goutali,T (2283)-Haddouche,M (2402) Tipaza 2010}) 11. h5 Nb6 12. hxg6 (12. O-O-O {with more complications.} Qf6 13. d5 cxd5 14. exd5 Bd7 15. Ne4) 12... fxg6 13. dxe5 dxe5 14. Qxd8 (14. Nd1 {looks sharper.} Qe7 15. a4 a5 16. Qc3 Be6 17. Nxe5 Nxe5 18. Qxe5 Nd7 19. Qc3) 14... Rxd8 15. Rd1 (15. a4 {keeps more tension.} a5 16. Be2 Kg7 17. b3 h6 18. Nd1) 15... Rxd1+ 16. Nxd1 Bd7 17. b3 Kg7 18. Nb2 Re8 19. Nd3 Bc8 20. g3 Nf6 (20... Nd5 $11) 21. Nd2 $1 $16 (21. Ndxe5 g5 $15) (21. Nfxe5 $6 Nxe4 22. Bg2 Bf5 $11) 21... Be6 22. Nc5 (22. Nxe5 Bd5 $11) 22... Bc8 23. Bg2 Nbd7 24. Nd3 b6 25. Ke2 Ba6 26. c4 c5 27. Nb1 b5 (27... Nb8 $11) 28. cxb5 $14 Bxb5 29. Na3 Bxd3+ 30. Kxd3 Re6 31. Nc4 Nb8 (31... Ra6 $16 {was necessary.}) 32. Bh3 $18 Re8 33. Na5 (33. Ke3 $18) 33... Na6 $16 34. Nc6 c4+ 35. Ke3 Nc5 36. Rc1 (36. Nxa7 Ra8 $17) (36. f3 $16) 36... Ncxe4 $11 37. Rxc4 Ng5 $1 {[%cal Rg5h3]} 38. Bg2 e4 39. Nxa7 Rf8 40. f4 exf3 $1 41. Bxf3 Re8+ 42. Kf2 Rd8 43. Rc2 Rd3 44. Bc6 Nfe4+ 45. Ke2 Rxg3 46. b4 h5 47. b5 {And now b6 would win.} h4 $2 {[%mdl 8192]} (47... Rg2+ $1 $11 48. Kd3 Rxc2 49. Kxc2 h4) 48. b6 $18 Rg2+ {[#]} 49. Ke3 $1 {[%mdl 64] Discovered Attack} h3 $2 (49... Rg3+ 50. Kd4 Nd6) 50. b7 {Strongly threatening Rc1.} ({And not} 50. Bxe4 Rxc2 51. Bxc2 h2 $11) 50... h2 (50... Rxc2 $142 51. b8=Q Rc3+ 52. Kf4 Rf3+ 53. Kg4 h2 54. Qxh2 Nf6+ 55. Kxg5 Rf5+ 56. Kh4 Rh5+ 57. Kg3 Rxh2) 51. Rc1 ({Not} 51. Rxg2 h1=Q $11) 51... Rg3+ {[#]} 52. Kf4 $1 Rg1 53. Bxe4 ({Weaker is} 53. b8=Q h1=Q $11) 53... Nxe4 54. b8=Q {White wants to mate with Rc7+.} Rxc1 55. Qb2+ {[%mdl 64] Double Attack} Nf6 56. Qxc1 {Accuracy: White = 56%, Black = 54%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.35"]
[White "Yakubboev, Nodirbek"]
[Black "Flom, Gabriel"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2569"]
[BlackElo "2460"]
[Annotator "ChessBase"]
[PlyCount "89"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:01:11]} e6 {[%emt 0:09:48]} 2. d4 {[%emt 0:07:23]} d5 {[%emt 0:00:13]} 3. e5 {[%emt 0:02:59]} c5 {[%emt 0:00:17]} 4. c3 {[%emt 0:00:09]} Nc6 {[%emt 0:00:10]} 5. Nf3 {[%emt 0:00:47]} Qb6 {[%emt 0:00:21]} 6. a3 {[%emt 0:00:32]} Nh6 {[%emt 0:00:42]} 7. b4 {[%emt 0:05:22]} cxd4 {[%emt 0:00:13]} 8. Bxh6 {[%emt 0:00:07]} gxh6 {[%emt 0:00:20]} 9. cxd4 {[%emt 0:00:04]} Bd7 {[%emt 0:03:54]} 10. Ra2 {[%emt 0:11:18]} Rg8 {[%emt 0:00:27]} 11. g3 {[%emt 0:02:18]} h5 {[%emt 0:19:55]} 12. Be2 {[%emt 0:06:54]} h4 {[%emt 0:00:15]} 13. Rd2 {[%emt 0:03:25]} Be7 {[%emt 0:09:21]} 14. Nc3 {[%emt 0:07:35]} Nd8 {[%emt 0:10:35]} 15. Na4 {[%emt 0:08:32]} Bxa4 {[%emt 0:00:21]} 16. Qxa4+ {[%emt 0:00:03]} Kf8 {[%emt 0:05:13]} 17. O-O {[%emt 0:05:36]} Rc8 {[%emt 0:08:29]} 18. Rc2 {[%emt 0:01:17]} Rxc2 {[%emt 0:00:17]} 19. Qxc2 {[%emt 0:00:02]} a5 {[%emt 0:04:04]} 20. Qxh7 {[%emt 0:09:29]} axb4 {[%emt 0:00:10]} 21. axb4 {[%emt 0:00:01]} hxg3 {[%emt 0:02:01]} 22. hxg3 {[%emt 0:00:02]} Qxb4 {[%emt 0:01:25]} 23. Kg2 {[%emt 0:01:49]} Qb6 {[%emt 0:03:13]} 24. Rb1 {[%emt 0:03:27]} Qc7 {[%emt 0:01:28]} 25. Ra1 {[%emt 0:01:21]} Qb8 {[%emt 0:06:07]} 26. Bb5 {[%emt 0:01:26]} Nc6 {[%emt 0:00:11]} 27. Ra2 {[%emt 0:05:12]} Rg7 {[%emt 0:01:17]} 28. Qh6 {[%emt 0:00:24]} Kg8 {[%emt 0:00:39]} 29. Rc2 {[%emt 0:01:43]} Na7 {[%emt 0:10:33]} 30. Bd3 {[%emt 0:01:31]} Nc6 {[%emt 0:00:09]} 31. Rc1 {[%emt 0:02:11]} Kf8 {[%emt 0:01:22]} 32. Rh1 {[%emt 0:01:04]} Qd8 {[%emt 0:00:47]} 33. Qf4 {[%emt 0:03:59]} Ke8 {[%emt 0:01:44]} 34. Rh8+ {[%emt 0:02:10]} Bf8 {[%emt 0:00:07]} 35. Kh3 {[%emt 0:01:53]} Kd7 {[%emt 0:00:51]} 36. Qf6 {[%emt 0:01:05]} Ne7 {[%emt 0:00:26]} 37. Ng5 {[%emt 0:01:11]} Ng8 {[%emt 0:00:34]} 38. Qxd8+ {[%emt 0:01:43]} Kxd8 {[%emt 0:00:06]} 39. Nh7 {[%emt 0:01:01]} Ke7 {[%emt 0:00:53]} 40. f4 {[%emt 0:00:00]} b5 {[%emt 0:00:00]} 41. Bxb5 {[%emt 0:08:14]} Rg6 {[%emt 0:00:11]} 42. Bd3 {[%emt 0:00:21]} Rh6+ {[%emt 0:00:18]} 43. Kg2 {[%emt 0:00:16]} f5 {[%emt 0:00:06]} 44. exf6+ {[%emt 0:00:47]} Nxf6 {[%emt 0:00:39]} 45. Nxf8 {[%emt 0:00:20]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.36"]
[White "Dai, Changren"]
[Black "Moroni, Luca Jr"]
[Result "0-1"]
[ECO "C95"]
[WhiteElo "2473"]
[BlackElo "2567"]
[Annotator "ChessBase"]
[PlyCount "80"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:01:58]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:02]} 3. Bb5 {[%emt 0:00:00]} a6 {[%emt 0:00:04]} 4. Ba4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:04]} 5. O-O {[%emt 0:00:09]} Be7 {[%emt 0:00:05]} 6. Re1 {[%emt 0:00:10]} b5 {[%emt 0:00:05]} 7. Bb3 {[%emt 0:00:04]} d6 {[%emt 0:00:03]} 8. c3 {[%emt 0:00:07]} O-O {[%emt 0:00:06]} 9. h3 {[%emt 0:00:18]} Nb8 {[%emt 0:00:06]} 10. d4 {[%emt 0:01:01]} Nbd7 {[%emt 0:00:05]} 11. Nbd2 {[%emt 0:00:31]} Bb7 {[%emt 0:00:05]} 12. Bc2 {[%emt 0:00:07]} Re8 {[%emt 0:00:05]} 13. Nf1 {[%emt 0:00:57]} Bf8 {[%emt 0:00:09]} 14. Ng3 {[%emt 0:00:11]} g6 {[%emt 0:00:06]} 15. a4 {[%emt 0:01:21]} Nb6 {[%emt 0:03:16]} 16. a5 {[%emt 0:01:45]} Nbd7 {[%emt 0:00:06]} 17. d5 {[%emt 0:00:32]} c6 {[%emt 0:03:02]} 18. dxc6 {[%emt 0:00:37]} Bxc6 {[%emt 0:00:02]} 19. b4 {[%emt 0:02:54]} Qc7 {[%emt 0:08:44]} 20. Bb3 {[%emt 0:08:09]} Bg7 {[%emt 0:13:54]} 21. Qc2 {[%emt 0:05:37]} h6 {[%emt 0:08:36]} 22. Be3 {[%emt 0:19:01]} Qb7 {[%emt 0:05:49]} 23. Qa2 {[%emt 0:00:42]} Nf8 {[%emt 0:02:48]} 24. Bb6 {[%emt 0:04:36]} d5 {[%emt 0:09:11]} 25. exd5 {[%emt 0:04:16]} Bxd5 {[%emt 0:07:43]} 26. Nxe5 {[%emt 0:03:39]} Bxb3 {[%emt 0:03:40]} 27. Qxb3 {[%emt 0:00:07]} Nd5 {[%emt 0:00:32]} 28. Bd4 {[%emt 0:01:34]} Nf4 {[%emt 0:00:58]} 29. f3 {[%emt 0:04:52]} N8e6 {[%emt 0:09:55]} 30. Ne4 {[%emt 0:06:23]} Qc7 {[%emt 0:06:57]} 31. Ng4 {[%emt 0:13:04]} Nxd4 {[%emt 0:01:41]} 32. Ngf6+ {[%emt 0:00:11]} Kh8 {[%emt 0:02:54]} 33. cxd4 {[%emt 0:01:45]} Re6 {[%emt 0:04:21]} 34. Rac1 {[%emt 0:08:55]} Qd8 {[%emt 0:01:23]} 35. Ng4 {[%emt 0:01:33]} f5 {[%emt 0:01:13]} 36. g3 {[%emt 0:01:35]} Qd5 {[%emt 0:01:34]} 37. Nc5 {[%emt 0:05:50]} Rxe1+ {[%emt 0:01:27]} 38. Rxe1 {[%emt 0:00:02]} Bxd4+ {[%emt 0:02:27]} 39. Ne3 {[%emt 0:01:01]} Bxc5 {[%emt 0:01:23]} 40. Qxd5 {[%emt 0:00:00]} Bxe3+ {[%emt 0:00:00]} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.37"]
[White "Hakobyan, Aram"]
[Black "Warmerdam, Max"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2545"]
[BlackElo "2450"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,46,14,13,5,6,20,0,0,-4,0,0,-6,-6,-4,-2,0,-32,-32,-32,-32,-24,-35,-41,-39,-30,0,0,0,-43,0]} 1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. Qb3 dxc4 5. Qxc4 Bg4 6. Nbd2 Nbd7 {D23: Queen's Gambit Accepted: 3 Nf3 Nf6 sidelines} 7. g3 e6 8. Bg2 Be7 9. O-O O-O 10. Rd1 {LiveBook: 5 Games} (10. Qb3 Qb6 11. Nc4 Qa6 12. Bd2 Nb6 13. Rfc1 Nxc4 14. Qxc4 Qxc4 15. Rxc4 {1-0 (44) Mamedyarov,S (2817)-Hovhannisyan,R (2637) St Petersburg 2018}) 10... Rc8 11. Nb3 $146 ({Predecessor:} 11. h3 Bh5 12. Nb3 b5 13. Qc3 Qb6 14. Qe1 {0-1 (29) Condori Aranya,E (2196)-Sriram,J (2422) San Cristobal 2012}) 11... b5 12. Qc2 Bf5 13. Qc3 Nd5 14. Qa5 Bc2 15. Qxd8 Rfxd8 16. Rd2 Bg6 17. Ne1 Bb4 18. Rd1 $1 Bxe1 $1 19. Rxe1 Nb4 $1 20. Rd1 Nc2 21. Rb1 Na3 22. Ra1 Nc2 23. Rb1 Na3 {Precision: White = 64%, Black = 63%.} (23... Nf6 $5 {[%cal Rc2d4]} 24. Bg5 Nxd4 $15) 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.38"]
[White "Stupak, Kirill"]
[Black "Arjun Kalyan"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2537"]
[BlackElo "2444"]
[Annotator "ChessBase"]
[PlyCount "19"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:07:04]} d5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:07]} Nf6 {[%emt 0:00:00]} 3. c4 {[%emt 0:01:10]} c6 {[%emt 0:00:00]} 4. cxd5 {[%emt 0:03:25]} cxd5 {[%emt 0:00:39]} 5. Nc3 {[%emt 0:00:12]} Nc6 {[%emt 0:00:18]} 6. Bf4 {[%emt 0:00:27]} Ne4 {[%emt 0:02:22]} 7. e3 {[%emt 0:03:48]} Nxc3 {[%emt 0:00:34]} 8. bxc3 {[%emt 0:00:02]} e6 {[%emt 0:00:39]} 9. Bd3 {[%emt 0:03:05]} Bd6 {[%emt 0:00:18]} 10. Bxd6 {[%emt 0:03:37]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.39"]
[White "Praggnanandhaa R"]
[Black "Raja Rithvik R"]
[Result "1/2-1/2"]
[ECO "C77"]
[WhiteElo "2532"]
[BlackElo "2443"]
[Annotator "TA"]
[PlyCount "104"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,104,6,4,12,0,0,-16,-25,-11,-27,-23,50,16,29,23,43,27,17,0,0,-30,0,0,6,7,8,-42,-50,-44,0,0,0,-60,-68,-72,-78,-75,-43,-30,-31,-29,0,-102,-105,-113,-12,-11,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 {[%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. Nc3 d6 {C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines} 8. Nd5 h6 9. c3 Rb8 10. O-O O-O 11. d4 Ba7 12. Be3 {LiveBook: 28 Games} Ng4 (12... Bg4 13. dxe5 Nxd5 14. Qxd5 Bxe3 15. fxe3 {0-1 (48) Salem,A (2660)-Mamedyarov,S (2817) St Petersburg 2018}) 13. dxe5 {And now Bxa7 would win.} Nxe3 14. fxe3 $146 ({Predecessor:} 14. Nxe3 dxe5 15. Qxd8 Rxd8 16. Nd5 {½-½ (35) Sargsyan,S (2472)-Harutyunian,T (2504) Yerevan 2018}) 14... Nxe5 15. Nxe5 dxe5 16. Qh5 Be6 ({Black should try} 16... c6 $11 17. Nf6+ Kh8) 17. Kh1 Bxd5 18. Bxd5 Qe7 19. Rf3 Kh8 20. Raf1 {[%cal Rd5f7]} f6 {[%cal Bf7f6,Bf6f5,Bf5f4][%mdl 32]} 21. Rh3 Rbd8 22. Qg6 f5 {Strongly threatening ...Rd6.} 23. Qxa6 Bxe3 {Threatens to win with ...fxe4.} 24. Rhf3 (24. exf5 {is more complex.} Qc5 25. c4 c6 26. Qxc6 Rxf5 27. Rhf3) 24... f4 25. Qxb5 Rb8 26. Qe2 Rfd8 27. Rh3 (27. Rd1 $11) 27... c6 $1 $36 {[%cal Rc6d5][%mdl 3072] Black has compensation. Black has some pressure.} 28. Bb3 Rd2 29. Qg4 Rbd8 30. Qg6 R2d6 ({Not} 30... Rxb2 $2 {[#]} 31. Rxh6+ $1 {[%mdl 512]} gxh6 32. Qxh6+ Qh7 33. Qf6+ Qg7 34. Qh4+ (34. Qxd8+ Kh7 $18) 34... Qh7 35. Qxd8+ Kg7 36. Rd1 $18) 31. Qg4 Rd2 32. Rh5 (32. Qg6 $1 $11 {keeps the balance.}) 32... Rxb2 $17 33. h4 Rbd2 (33... Qd6 $17 {aiming for ...Qd3.} 34. Qf5 Re8) 34. Rf5 $1 $11 {[%cal Rf5f7] The position is equal.} Rf8 35. Rxf8+ Qxf8 36. Rd1 Rxd1+ 37. Qxd1 Qe7 {[%cal Re7h4]} 38. Qg4 Qd8 39. Kh2 Bf2 40. h5 Kh7 41. Bf7 Bg3+ 42. Kh3 Kh8 43. a4 Be1 44. Bc4 Bxc3 45. Qg6 c5 46. Be6 Be1 {[%csl Ge1][%cal Rd8h4]} 47. Kg4 {[#]} f3 $1 {[%mdl 512] ( -> ...Qh4+)} 48. g3 (48. gxf3 Qh4+) 48... f2 49. Bc4 $1 Qd1+ 50. Kh3 {White wants to mate with Qe8+.} Qxa4 51. Qf7 {[%csl Gc4][%cal Rf7g8]} Qa8 52. Bd5 Qd8 {Precision: White = 60%, Black = 52%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "4.40"]
[White "Lobanov, Sergei"]
[Black "Chen, Qi b"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2526"]
[BlackElo "2443"]
[Annotator "TA RC"]
[PlyCount "47"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,47,5,12,0,0,13,20,14,139,134,152,151,204,215,398,415,412,407,481,458,800,792,1094,1088,1080,1063,1114,1100]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 O-O 6. O-O d6 7. Bb3 a6 8. h3 h6 9. Re1 Re8 10. Nbd2 Be6 11. Bc2 Ba7 12. Nf1 {[%cal Bd2f1,Bf1g3,Bg3h5][%mdl 32] C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} d5 13. exd5 Nxd5 (13... Bxd5 14. Ng3 Qd6 15. Qe2 Rad8 16. Ne4 Qe6 17. b3 Ne7 18. Nh4 Bc6 19. Bd2 Nxe4 20. dxe4 {½-½ (72) Onischuk,V (2623)-Matlakov,M (2683) Bastia 2018}) 14. Ng3 {The position is equal.} Qf6 {[#]} (14... b5 $11) 15. Nh5 $1 $16 {[%cal Rh5f6]} Qd8 $146 ({Predecessor:} 15... Qe7 16. Bd2 Qd6 17. Qe2 Bf5 18. Nh4 Bg6 19. Nxg6 Qxg6 {1-0 (32) Secheres,A (2404)-Ciobanu,V (2196) Olanesti 2018}) 16. Nxe5 Bxh3 (16... Nxe5 $16 {is a better defense.} 17. Rxe5 c5) 17. Nxc6 $18 Rxe1+ $2 (17... Qh4 18. Rxe8+ Rxe8) 18. Qxe1 bxc6 19. Qe5 {[%csl Gh5][%cal Re5g7] [#]} (19. gxh3 Qh4 $18) 19... Qf8 20. Qg3 {White is clearly winning.} ({Less strong is} 20. gxh3 Re8 $18) 20... Re8 (20... Bf5 $142 21. Bxh6 Rb8) 21. Bxh6 ({Worse is} 21. Qxh3 Re1+ 22. Kh2 Bxf2 $11) 21... Re2 22. d4 ({Not} 22. Qxh3 Bxf2+ 23. Kh1 Qe7 $14) 22... Rxc2 23. Bxg7 {Bh6+ would kill now.} Qc8 24. gxh3 {Accuracy: White = 88%, Black = 16%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.1"]
[White "Sasikiran, Krishnan"]
[Black "Korobov, Anton"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2678"]
[BlackElo "2687"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,59,15,14,14,13,6,10,9,10,6,10,25,13,42,35,38,45,53,53,62,35,89,89,89,85,119,119,90,100,128,143,178,175,170,172,242,243,218,227,235,229,353,341,525,532]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. O-O O-O 9. Re1 Be6 {B92: Sicilian Najdorf: 6 Be2} 10. Be3 Nbd7 11. a4 Rc8 {The position is equal.} 12. Bf3 Re8 (12... h6 13. a5 Nh7 14. g3 Ng5 15. Bg2 Nh7 16. Nd5 Bxd5 17. Qxd5 {1-0 (45) Rublevsky,S (2652)-Kobalia,M (2620) Tula 2019}) 13. a5 Qc7 14. Nd2 Nf8 15. Nf1 Ng6 16. g3 Qd7 $146 ({Predecessor:} 16... Qc6) 17. Re2 h6 18. Rd2 Rxc3 (18... Bh3 $14) 19. bxc3 $16 Qc6 20. Rb1 Qxc3 21. Rxb7 Qxa5 22. Ba7 Qa4 23. Ne3 a5 24. c4 Qc6 25. Qb1 Bc8 {[#]} (25... Rc8 {is a better defense.} 26. h4 Bd8) 26. Rb6 $1 $18 {[%cal Rb6c6]} Qa8 27. Bb8 Nd7 {[#]} 28. Rbb2 $1 ({Not} 28. Bxd6 Nxb6 29. Qxb6 Bxd6 $14) 28... Nxb8 (28... Bg5 {was called for.} 29. Bxd6 Bxe3) 29. Rxb8 Qa7 (29... Qc6 $142 30. Qb5 Bd7 31. Rxe8+ Bxe8 32. Qxa5 Bg5) 30. Bg4 {Accuracy: White = 93%, Black = 38%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.2"]
[White "Wei, Yi"]
[Black "Zhou, Jianchao"]
[Result "1/2-1/2"]
[ECO "D16"]
[WhiteElo "2733"]
[BlackElo "2615"]
[Annotator "TA"]
[PlyCount "52"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,52,11,11,4,19,8,11,-9,-2,-10,0,0,0,0,55,54,46,59,53,51,56,4,4,5,2,7,6,0,0,-3,0,0,7]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 e6 6. e3 c5 7. Bxc4 Nc6 {D16: Slav Defence: 5 a4: Lines with 5...Bg4 and 5...Na6} (7... cxd4 8. exd4 Nc6 9. O-O Be7 10. Bg5 O-O 11. Qd2 b6 12. d5 Na5 13. Ba2 Nxd5 14. Nxd5 exd5 15. Bxe7 Qxe7 16. b4 Nc4 17. Qxd5 {0-1 (79) Navara,D (2740)-Grandelius,N (2655) Porto Carras 2018}) 8. O-O cxd4 9. Nxd4 Bd7 10. e4 Nxd4 11. Qxd4 Bc6 {LiveBook: 8 Games} 12. Qe3 a6 13. Rd1 Qc7 14. Qe2 Be7 {[#]} 15. Bg5 $146 ({Predecessor:} 15. e5 Nd7 16. Bf4 {0-1 (45) Romanov,E (2613)-Beradze,I (2310) Nakhchivan 2015}) 15... Rd8 16. Rxd8+ Qxd8 17. Rd1 Qa5 (17... Qc7 $11) 18. Nd5 $1 $14 Nxd5 19. exd5 Bxg5 ({But not} 19... Bxa4 $6 20. b3 $16) 20. dxc6 bxc6 21. Qe4 ({White should play} 21. Bxe6 $1 $14 O-O 22. Bb3) 21... O-O $11 {The position is equal.} 22. Qxc6 Qb4 23. Bxa6 Qxb2 24. Qc5 Rd8 25. Rxd8+ Bxd8 26. Qc6 {[%cal Rc6e8] [#]} Qb4 {Precision: White = 61%, Black = 61%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.3"]
[White "Fedoseev, Vladimir"]
[Black "Tabatabaei, M.amin"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2715"]
[BlackElo "2590"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,68,2,5,15,6,10,19,20,4,12,28,37,32,31,11,0,0,0,7,6,0,-22,-7,-18,-13,-35,-23,0,0,-54,-35,-51,-39,-68,0,0,0,0,0,-49,-41,-27,-19,-135,-128,-128,-8,-8,-8,-10,-10,-11,-11,-460,-452]} 1. d4 Nf6 2. Bg5 d5 3. e3 c5 4. c3 Nc6 5. Nd2 e6 6. Ngf3 h6 7. Bh4 Be7 8. Bd3 b6 9. Ne5 {D03: 1 d4 d5 2 Nf3 Nf6 3 Bg5, including Torre Attack with early ...d5} (9. Bb5 Bd7 10. O-O O-O 11. Qe2 Ne4 12. Bxe7 Nxe7 13. Nxe4 dxe4 14. Nd2 Bxb5 15. Qxb5 f5 16. Nb3 Ng6 {0-1 (36) So,W (2815)-Giri,A (2785) chess.com INT 2017}) 9... Nxe5 10. dxe5 Nd7 11. Bxe7 {The position is equal.} Qxe7 12. f4 Bb7 13. Qe2 {[#]} g5 $146 ({Predecessor:} 13... Qh4+) 14. a4 Rg8 15. g3 O-O-O 16. Rf1 Kb8 17. a5 c4 18. Bc2 g4 19. axb6 axb6 20. b3 f6 $1 21. bxc4 fxe5 22. cxd5 (22. f5 $11) 22... exd5 $15 23. Nb3 Rc8 24. Kd2 exf4 (24... Qg7 $1 $15) 25. gxf4 $11 d4 26. Nxd4 Qc5 27. c4 g3 28. hxg3 Rxg3 {Hoping for ...Rg2.} 29. Bd3 (29. Kc1 $11) 29... Qb4+ $17 30. Kc2 {[#]} Re8 ({Better is} 30... Rg2 $1 $17 {[%cal Rg2e2]} 31. Rf2 Rcg8) 31. Qd2 $1 $132 {[%cal Rd2b4][%mdl 2048] White has counterplay} Qxd2+ 32. Kxd2 Rexe3 33. Bc2 {Threatens to win with Nf5.} Be4 {Black wants to play ...Nc5.} 34. Nf3 $2 {[%mdl 8192] [#]} (34. Rae1 $11 {and White has nothing to worry.} Rd3+ {[%mdl 64] Double Attack} 35. Kc1 Rxd4 36. Rxe4 Rxe4 37. Bxe4) 34... Rexf3 {Accuracy: White = 63%, Black = 70%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.4"]
[White "Dubov, Daniil"]
[Black "Kulaots, Kaido"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2703"]
[BlackElo "2542"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,98,18,25,6,8,0,-12,-21,17,0,7,13,13,-3,6,10,12,7,16,27,23,21,36,36,51,42,43,37,35,35,40,31,38,31,36,7,5,9,11,0,90,79,97,14,67,0,53,0,6,0,0,-17,0,-66,-62,-122,-106,-99,-99,-158,-170,-161,14,-350,-350,-349,-349,-378,-25,-246,-248,-307,-115,-93,-101,-380,-395,-360,-357,-446,-415,-1608,-1500,-1525,-1500,-1485,-1243,-1247,-1232,-1056,-720]} 1. c4 e5 2. Nc3 Bb4 3. Nd5 a5 4. a3 Be7 5. Nf3 (5. d4 d6 6. e4 Nf6 7. Nxe7 Qxe7 8. f3 Nfd7 9. Ne2 O-O 10. d5 Nc5 11. Be3 f5 12. Nc3 fxe4 13. Bxc5 dxc5 14. Nxe4 {½-½ (35) Matlakov,M (2700)-Yu,Y (2764) Caleta 2019}) 5... d6 6. d3 $146 {A21: English Opening: 1...e5 2 Nc3} ({Predecessor:} 6. d4 Nc6 7. Nxe7 Qxe7 8. d5 Nb8 9. e4 f5 10. Bd3 fxe4 11. Bxe4 Nf6 12. Bg5 {1-0 (49) Liu,Z (2286)-Liu,G (2432) China 2018}) 6... Nf6 7. Nc3 O-O 8. g3 {The position is equal.} Bf5 9. Bg2 Qc8 10. h3 h6 11. b3 Na6 12. e4 Bd7 13. Be3 c5 14. Nh4 Nc7 15. g4 Qd8 16. Nf5 Nh7 17. Qd2 Ra6 18. Nxe7+ Qxe7 19. f4 exf4 20. Bxf4 Re8 21. O-O Nf8 22. Rae1 Ng6 23. Bg3 Ne5 24. Nd5 Nxd5 (24... Qd8 $1 $11) 25. exd5 $16 f6 26. Be4 (26. a4 $16) 26... Qd8 (26... Qf7 $11) 27. Bf4 (27. a4 $14) 27... Re7 ({Better is} 27... b5 $11) 28. Re2 b5 29. cxb5 Bxb5 30. Rg2 a4 31. h4 (31. b4 $11) 31... Bd7 $15 32. g5 {[#]} (32. bxa4 $15 Rxa4 33. Bxe5 Rxe5 34. Rb1) 32... hxg5 $1 $17 33. hxg5 f5 $36 {[%mdl 2048] Black has strong initiative.} 34. Bxe5 (34. d4 $142 fxe4 35. dxe5 dxe5 36. d6) 34... Rxe5 35. Qf4 {aiming for Rh2.} g6 $2 (35... axb3 36. Rh2) ({Black should play} 35... Qe7 $19 36. g6 axb3) 36. bxa4 $2 {[%mdl 8192]} (36. Rh2 $11 Qf8 37. Rb1 (37. Qh4 $2 Qg7 $19)) 36... Qe7 $19 ({Resist} 36... Rxa4 37. Rgf2) ({Not} 36... Bxa4 37. Rh2 $17) 37. Bf3 Rxa4 {[%mdl 64] Double Attack} 38. Qc1 Ra8 $2 (38... Rd4 $19 39. Rb2 Rxd3) 39. Qb2 $2 (39. Kf2 $11 {and White is okay.}) 39... Re8 40. Qc3 Re3 $2 (40... f4 $19 {and Black stays clearly on top. Threatens to win with ...Bh3.} 41. Rh2 Qxg5+ 42. Kh1 Qf6) 41. Rh2 $17 {White wants to mate with Qh8+.} Qg7 42. Qf6 $2 {[%mdl 8192]} (42. Qxg7+ $17 {was called for.} Kxg7 43. Rb2) 42... Qxf6 $19 43. gxf6 Bb5 44. Kf2 Bxd3 45. Rg1 {[#]} (45. Ra1 $142) 45... Re2+ $1 {[%mdl 512] Black is clearly winning.} 46. Bxe2 Rxe2+ 47. Kg3 {[#]} f4+ $1 {[%mdl 576] Deflection} 48. Kxf4 Rxh2 49. Re1 Rh4+ {Accuracy: White = 31%, Black = 50%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.5"]
[White "Martirosyan, Haik M."]
[Black "Petrosyan, Manuel"]
[Result "1-0"]
[ECO "E10"]
[WhiteElo "2616"]
[BlackElo "2564"]
[Annotator "TA"]
[PlyCount "147"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,147,13,1,14,11,12,14,9,13,35,27,54,21,47,30,81,69,81,89,85,78,82,82,80,89,97,91,86,86,76,78,100,93,97,101,119,116,117,97,102,0,120,122,101,113,160,164,175,172,172,150,163,167,164,172,164,156,255,252,246,245,251,257,302,206,226,194,192,174,275,231,299,279,301,281,247,246,301,301,270,272,297,301,294,293,289,288,263,239,396,394,368,362,1159,1191,1113,1146,970,1093,981,906,12819,5724,29957,29961,29960,29961,29958,29962,29963,29961,29960,29952,29959,29959,29951,29956,29964,29969,29970,29960,29982,29983,29972,29973,29987,29988,29988,29989,29989,29990,29995,29996]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qb3 b6 9. Nc3 Nbd7 {E11: Bogo-Indian} (9... Bb7 10. Rfd1 Nbd7 11. Rac1 Rc8 12. Ne1 c5 13. cxd5 cxd4 14. d6 Bxg2 15. dxe7 Qxe7 16. Nxg2 Nc5 17. Qa3 dxc3 18. Bxc3 {½-½ (33) Wojtaszek,R (2749)-Yu,Y (2764) Shenzhen 2018}) 10. cxd5 cxd5 11. Rfc1 Bb7 {The position is equal.} 12. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} a6 13. a5 Rc8 14. e3 $146 ({Predecessor:} 14. axb6 Qxb6 15. Qxb6 Nxb6 16. b3 {½-½ (21) Simeonov,L (2161)-Milanova,M ICCF email 2009}) 14... Ne4 15. Be1 Nd6 (15... b5 $11 {remains equal.}) 16. axb6 $16 Qxb6 17. Qxb6 Nxb6 18. Ne5 Ra8 19. Ra2 Rfc8 20. Rca1 Ne4 21. Bf1 f6 22. Nd3 $1 Kf7 23. h4 Nxc3 24. Bxc3 Nc4 25. Be1 Rab8 26. b3 Nb6 27. Nb4 Nd7 28. Nd3 (28. Kg2 $16) 28... Bc6 (28... Nb6 $1 $11) 29. b4 $1 Bb5 30. Nc5 Nxc5 31. dxc5 Rc7 32. Bc3 h5 33. f3 Rcb7 34. Kf2 Bd8 35. Bxb5 axb5 36. Ra6 Ke7 (36... Re7 $16 37. Rc6 Kg6) 37. Bd4 Rc8 38. f4 Kf7 39. Kf3 Be7 40. e4 dxe4+ 41. Kxe4 Rd7 42. Ra7 Rd5 (42... Rxa7 $142 43. Rxa7 Rb8) 43. Rb7 $18 f5+ 44. Ke3 Rcd8 45. Be5 $1 {[%cal Re5d6] Bd6 is the strong threat.} Rd3+ 46. Ke2 Rd2+ {[#]} 47. Ke1 $1 Ke8 48. Rb8 ({Resist} 48. Bxg7 $6 R2d3 $16) (48. Rxb5 Rg2 $11) 48... Bf6 49. Rxd8+ ({Not} 49. Rxb5 Bxe5 50. fxe5 Rg2 $16) 49... Rxd8 50. Bxf6 gxf6 {[%mdl 4096] Endgame [#] KR-KR} 51. Ra5 $1 Rd3 52. Kf2 ({Less strong is} 52. Rxb5 Rxg3 53. Rb8+ Kd7 $16) 52... e5 $2 (52... Kd7 {is a better defense.} 53. Rxb5 Rc3 54. Rb7+ Kc6 55. Rb6+ Kd7) 53. fxe5 fxe5 54. Rxb5 e4 $2 (54... Rd5 55. Rb8+ Kd7) 55. c6 Rf3+ 56. Kg2 Kd8 57. Rd5+ Kc7 58. b5 Kb6 {[#]} 59. Rc5 $1 {[%mdl 512]} Kc7 {[#]} (59... Kxc5 60. c7) 60. b6+ $1 {[%mdl 512] White mates.} Kxb6 {[#]} 61. c7 $1 {[%mdl 512]} Kxc5 62. c8=Q+ {KQ-KR} Kd4 63. Qh8+ Ke3 64. Qh6+ Kd3 65. Qxh5 Ke2 66. Qe8 Rf2+ 67. Kh3 e3 68. h5 Rf1 69. Qb5+ Ke1 70. Qb1+ Ke2 71. Qc2+ Ke1 72. h6 f4 73. h7 f3 74. Kg4 {Accuracy: White = 85%, Black = 32%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.6"]
[White "Narayanan.S.L"]
[Black "Chigaev, Maksim"]
[Result "0-1"]
[ECO "D71"]
[WhiteElo "2593"]
[BlackElo "2613"]
[Annotator "ChessBase"]
[PlyCount "66"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:01:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:06]} g6 {[%emt 0:00:00]} 3. g3 {[%emt 0:00:05]} c6 {[%emt 0:02:13]} 4. Bg2 {[%emt 0:00:07]} d5 {[%emt 0:00:03]} 5. Qa4 {[%emt 0:00:21]} dxc4 {[%emt 0:00:15]} 6. Qxc4 {[%emt 0:00:08]} Bg7 {[%emt 0:00:04]} 7. Nf3 {[%emt 0:00:09]} O-O {[%emt 0:00:05]} 8. O-O {[%emt 0:00:06]} Bf5 {[%emt 0:00:03]} 9. Nc3 {[%emt 0:00:21]} Nbd7 {[%emt 0:00:09]} 10. h3 {[%emt 0:00:31]} a5 {[%emt 0:02:48]} 11. Qb3 {[%emt 0:13:41]} Nb6 {[%emt 0:03:22]} 12. a4 {[%emt 0:08:14]} Be6 {[%emt 0:15:47]} 13. Qd1 {[%emt 0:00:42]} Bc4 {[%emt 0:02:08]} 14. Re1 {[%emt 0:27:26]} Nbd5 {[%emt 0:02:25]} 15. Ne5 {[%emt 0:04:25]} Ba6 {[%emt 0:00:11]} 16. Nd3 {[%emt 0:02:06]} Nd7 {[%emt 0:14:28]} 17. e4 {[%emt 0:03:20]} N5b6 {[%emt 0:07:33]} 18. d5 {[%emt 0:04:05]} Nc4 {[%emt 0:07:50]} 19. dxc6 {[%emt 0:02:17]} bxc6 {[%emt 0:00:05]} 20. Qc2 {[%emt 0:00:15]} Qb6 {[%emt 0:00:56]} 21. Rb1 {[%emt 0:05:34]} Rfd8 {[%emt 0:07:10]} 22. b3 {[%emt 0:13:07]} Nce5 {[%emt 0:00:05]} 23. Nxe5 {[%emt 0:02:35]} Nxe5 {[%emt 0:00:12]} 24. Be3 {[%emt 0:00:11]} Qb7 {[%emt 0:00:58]} 25. Rbd1 {[%emt 0:01:22]} h5 {[%emt 0:22:47]} 26. Rxd8+ {[%emt 0:01:43]} Rxd8 {[%emt 0:00:01]} 27. f4 {[%emt 0:03:44]} Qb4 {[%emt 0:05:53]} 28. Rc1 {[%emt 0:00:05]} Rd3 {[%emt 0:00:22]} 29. Nd1 {[%emt 0:03:13]} Qe1+ {[%emt 0:02:41]} 30. Kh2 {[%emt 0:00:03]} Rxe3 {[%emt 0:00:06]} 31. Nxe3 {[%emt 0:00:04]} Qxe3 {[%emt 0:00:04]} 32. Qc5 {[%emt 0:00:02]} Nf3+ {[%emt 0:00:12]} 33. Kh1 {[%emt 0:00:16]} Bd4 {[%emt 0:00:44]} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.7"]
[White "Antipov, Mikhail Al."]
[Black "Deac, Bogdan-Daniel"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2589"]
[BlackElo "2603"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,48,12,0,13,0,9,1,35,0,0,-11,-11,-11,-9,-9,-9,-2,-11,-11,-16,-18,-17,-19,-20,-25,-22,-42,-16,-40,-38,-45,-44,-33,-33,-33,0,-16,0,0,0]} 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. O-O O-O 6. Bf4 {LiveBook: 203 Games} b6 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} (6... Nbd7 7. Nbd2 b6 8. Ne5 Bb7 9. c3 c5 10. Qa4 e6 11. Rfd1 a6 12. Rac1 b5 13. Qa3 Qb6 14. Nb3 Rfc8 {½-½ (63) Short,N (2678)-McShane,L (2640) London 2017}) 7. Qc1 Bb7 8. c4 $146 ({Predecessor:} 8. Rd1 Na6 9. c4 Rc8 10. Ne5 c6 11. Nc3 e6 12. Bh6 Qe7 13. Qg5 Rfe8 14. Qh4 Bxh6 15. Qxh6 {1-0 (35) Ammann,W (2305)-Mikhalchishin,A (2500) Bern 1995}) 8... Nbd7 9. Ne5 Rc8 10. Nc3 {[%cal Rc4d5]} c5 11. Nxd5 Nxd5 12. cxd5 Bxd5 13. Bxd5 Nxe5 14. Bb7 Rc7 15. Bxe5 Bxe5 16. dxe5 {[#] Black must now prevent Rd1.} Rxb7 17. Rd1 Rd7 18. Qc2 Qc7 19. Rxd7 Qxd7 $11 {KQR-KQR} 20. Rd1 Qe6 21. f4 Qxa2 22. Rd7 e6 (22... Qe6 $5 {[%cal Re6d7]} 23. Rxa7 Rd8 $11) 23. Kf2 Qa1 24. h4 Qh1 {Precision: White = 66%, Black = 37%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.8"]
[White "Donchenko, Alexander"]
[Black "Wang, Hao"]
[Result "1/2-1/2"]
[ECO "E92"]
[WhiteElo "2600"]
[BlackElo "2714"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,113,42,0,0,0,10,22,25,26,56,15,116,0,13,0,11,-6,0,-62,-68,-61,-66,-64,-60,-52,-61,-69,-72,-57,-22,-28,-26,-31,-37,-45,0,0,0,9,6,0,0,0,0,0,0,0,58,66,66,66,63,61,78,77,77,77,76,77,76,70,69,69,70,8,8,10,18,8,111,76,75,41,77,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. d4 d6 6. Be2 e5 7. Be3 h6 8. h3 exd4 9. Nxd4 Re8 10. Qc2 Qe7 {[%cal Rf6e4] E92: King's Indian: Classical: 6 Be2 e5: 7 dxe5, 7 Be3 and Petrosian System without 7...Nbd7} 11. Bf3 c5 12. Nde2 Be6 13. b3 Nc6 14. Qd2 {[#]} g5 $146 (14... Kh7 $1 $11) ({Predecessor:} 14... Kh7 15. Rd1 Rad8 16. g3 a6 17. a4 Nd4 18. Bxd4 cxd4 19. Nxd4 {0-1 (38) Hort,V (2545)-Nunn,J (2590) Krefeld 1986}) 15. g3 (15. Rd1 $16) 15... a6 $11 16. Rd1 Rad8 17. Bg2 b5 $1 {[%cal Rb5c4]} 18. cxb5 (18. h4 $1 $11) 18... axb5 $15 19. O-O b4 20. Nd5 Bxd5 $1 21. exd5 Ne5 22. Qc2 Ng6 23. Rde1 Ne4 24. Bc1 f5 25. Kh2 Qf7 26. f4 gxf4 (26... Ra8 $15) 27. Nxf4 $11 Nxf4 28. Rxf4 Qxd5 29. Bxe4 Rxe4 30. Rexe4 fxe4 31. Rxe4 Rf8 32. Bf4 Qf5 (32... Rf6 $11) 33. Bxd6 $14 Qf2+ 34. Qxf2 Rxf2+ {[%mdl 4096] Endgame KRB-KRB} 35. Kg1 Rxa2 36. Bxc5 Rc2 37. Bd6 Rd2 38. Bf4 Rd1+ 39. Kg2 Bc3 40. Bxh6 Rb1 41. Bf4 ({Better is} 41. Be3 $14) 41... Rb2+ $11 42. Kf3 Rxb3 43. Kg4 Kf7 (43... Rb1 $1 $11) 44. Be5 Bd2 45. Bd6 Rb1 $1 46. Bf4 ({White should try} 46. Re7+ $16 Kf6 47. h4) 46... Bc3 {The position is equal.} 47. Be5 Re1 $1 {[%cal Re1e4]} 48. Rxe1 Bxe1 {KB-KB} 49. Kf3 b3 $1 50. g4 Kg6 51. Ke2 Bg3 52. Bd4 {[#] And now Kd2 would win.} Kg5 53. Kd3 {Strongly threatening Kc3.} Kh4 54. Kc3 Bf4 55. Kxb3 Kxh3 56. Kc4 Kxg4 57. Kc3 {Accuracy: White = 56%, Black = 78%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.9"]
[White "Mamedov, Rauf"]
[Black "Petrosian, Tigran L."]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2703"]
[BlackElo "2595"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,120,32,16,18,16,29,36,31,3,27,16,23,27,20,15,12,8,21,14,14,3,12,14,12,4,12,0,10,0,0,0,0,-19,-31,-82,-76,-102,-115,-122,-118,-100,-93,-246,-170,-249,-77,-127,-103,-110,-82,-78,-77,-72,-66,-80,-24,-15,-20,-20,0,0,0,-21,-24,-1104,-24,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-11,-11,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nf3 Bc5 5. c3 O-O 6. O-O d6 7. Re1 h6 8. Nbd2 a6 9. Bb3 Re8 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} 10. Nf1 Be6 (10... Ba7 11. Ng3 Be6 12. Bxe6 Rxe6 13. d4 d5 14. Nxe5 Nxe5 15. dxe5 Nxe4 16. Nxe4 dxe4 17. Bf4 Qxd1 18. Raxd1 {½-½ (40) McShane,L (2664)-Jones,G (2682) London 2018}) 11. Bxe6 fxe6 {White is slightly better.} 12. d4 Bb6 13. Be3 Ng4 (13... Nxe4 $6 14. d5 $16) 14. dxe5 Bxe3 15. Nxe3 Ngxe5 16. Nxe5 $146 ({Predecessor:} 16. Nd4 Qd7 17. f4 Nf7 18. Nf3 Rf8 19. Qb3 Ne7 20. Rad1 c6 {½-½ (20) Kuczynski,R (2492)-Szymanski,P (2213) Ustron 2003}) 16... Nxe5 17. f4 Nd7 18. Rf1 Rf8 19. Qd4 Qe7 20. Rad1 Kh8 21. e5 d5 22. c4 c5 23. Qd3 d4 24. Nc2 g5 $36 {[%mdl 2048] White is under pressure.} 25. Qg6 (25. b4 $15) 25... gxf4 $17 26. Qxh6+ Qh7 27. Qxe6 Rae8 28. Qd6 {Threatens to win with e6.} Nxe5 29. Rde1 $2 (29. Ne1 $17) 29... Qf5 30. Kh1 (30. b3 $142) 30... Nd3 $2 ({Stronger than} 30... Nxc4 31. Qh6+ Qh7 32. Qg5 $11) (30... d3 $19 {is more deadly.} 31. Na3 f3 32. Qh6+ Qh7 33. Qxh7+ Kxh7) 31. Rxe8 Rxe8 32. b4 Ne5 33. Ne1 Nxc4 34. Qh6+ Kg8 35. bxc5 Nd2 (35... d3 $1 $17 36. Nxd3 Qxd3 37. Qxf4 Ne5) 36. Rg1 $11 Ne4 {[%cal Re4f2]} 37. Rf1 Nd2 (37... Re6 $5 38. Qh4 $8 Qg5 39. Qxg5+ Nxg5 $11) 38. Rg1 Ne4 {[%cal Re4f2]} 39. Rf1 Re7 (39... Re6 $5 40. Qh4 $8 Qg5 41. Qxg5+ Nxg5 $11) 40. Rxf4 $2 {[%mdl 8192] [#]} (40. Qh4 $11 Qg5 41. Qxg5+ Nxg5 42. Nd3) 40... Nf2+ $2 (40... Ng5 $1 $19 {[%mdl 512]} 41. Nd3 {[#]} Qxf4 $1 {[%mdl 512]} 42. Qg6+ Kf8 43. Qh6+ Ke8 44. Qh5+ Nf7) 41. Kg1 Ng4 {The position is equal.} 42. Rxf5 {[%csl Gh6][%cal Rf5f8]} Rxe1+ ({Reject} 42... Nxh6 $6 43. Rg5+ Kf7 44. Kf2 $16) 43. Rf1 Rxf1+ (43... Nxh6 $2 {is the wrong capture.} 44. Rxe1 Kf7 45. Re4 $18) 44. Kxf1 {Qg6+ would kill now.} Nxh6 {[%mdl 4096] Endgame KN-KP} 45. Ke2 Kf7 46. Kd3 Nf5 {aiming for ...Ke6.} 47. g4 Nh4 {And now ...Nf3 would win.} 48. Kxd4 Nf3+ 49. Kd5 Ke7 50. c6 b6 51. h3 Nh4 52. g5 Ng6 53. c7 Kd7 54. c8=Q+ Kxc8 {KN-K3P} 55. Kc6 b5 56. Kb6 Kd7 57. Kxa6 Kc6 58. a3 Nh4 59. Ka5 Kc5 {...Ng6 is the strong threat.} 60. Ka6 Kc6 {Accuracy: White = 58%, Black = 61%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.10"]
[White "Nabaty, Tamir"]
[Black "Svane, Rasmus"]
[Result "1/2-1/2"]
[ECO "D70"]
[WhiteElo "2688"]
[BlackElo "2599"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,74,-6,-4,-12,-13,-51,-62,-49,-25,-33,-10,-5,-2,-40,-49,-35,-27,-42,-35,-54,-52,-64,-25,-36,-43,-31,-10,-14,-12,-12,-10,-12,-5,0,0,-12,-10,-8,0,0,0,0,0,0,0,0,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-1,0]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nbd2 Bf5 {[%cal Bc8f5,Bf5e4,Be4d5][%mdl 32]} 5. Nh4 Be4 6. Qb3 {D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4} Qb6 7. e3 e6 {LiveBook: 3 Games} 8. Be2 Qxb3 $146 ({Predecessor:} 8... Be7 9. Nxe4 dxe4 10. g3 c5 11. Bd2 cxd4 12. exd4 Nc6 13. Bc3 O-O-O {1-0 (49) Mamedyarov,S (2808)-So,W (2778) Leuven 2018}) 9. Nxb3 (9. axb3 {looks sharper.} Bb4 10. O-O a5 11. Nhf3 Bf5 12. Ne1) 9... dxc4 10. Bxc4 Bd5 11. Nd2 c5 12. dxc5 Bxc5 13. a3 Nbd7 14. b4 {[#] Bxd5 is the strong threat.} Be7 15. Bb2 a5 16. Ke2 axb4 17. axb4 O-O 18. b5 Bxc4+ 19. Nxc4 Nd5 20. Nf3 {The position is equal.} Nc5 21. Rxa8 Rxa8 22. Ra1 Rxa1 23. Bxa1 Ne4 24. b6 (24. Nd4 {feels hotter.} Bc5 25. Nb3 Bb4 26. Nba5 b6 27. Nb7) 24... Bc5 25. Bd4 Bxd4 26. Nxd4 $11 {[%mdl 4096] Endgame KNN-KNN} Nec3+ 27. Kd3 {[#] Hoping for e4.} Na4 28. Nd6 Naxb6 29. Nxb7 Kf8 30. g3 Nb4+ 31. Kc3 N4d5+ 32. Kb3 Nf6 33. f3 $1 e5 34. Nf5 e4 35. fxe4 Nxe4 36. Kc2 $1 g6 37. Nfd6 Nxd6 {Precision: White = 59%, Black = 69%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.11"]
[White "Nihal Sarin"]
[Black "Sjugirov, Sanan"]
[Result "1/2-1/2"]
[ECO "A35"]
[WhiteElo "2578"]
[BlackElo "2663"]
[Annotator "TA"]
[PlyCount "28"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,28,-2,0,-11,8,14,5,13,17,7,0,0,0,3,17,0,8,0,0]} 1. c4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. g3 d5 5. d4 e6 6. Bg2 dxc4 {[%cal Rc5d4] The position is equal.} 7. Qa4 {A34: Symmetrical English: 2 Nc3, lines with ...d5} Bd7 8. Qxc4 (8. dxc5 Bxc5 9. O-O O-O 10. Qxc4 Be7 11. Rd1 Rc8 12. Be3 a6 13. Rac1 b5 14. Qf4 Qc7 15. Qxc7 Rxc7 16. Bf4 Rcc8 17. Bd6 Bxd6 18. Rxd6 Rfd8 19. Ng5 Kf8 20. Nge4 Nxe4 21. Nxe4 {0-1 (50) Harika,D (2511)-Ju,W (2558) Huaian 2016}) 8... b5 9. Qd3 $1 ({Stronger than} 9. Nxb5 Na5 $17) 9... c4 10. Qc2 Rc8 11. O-O ({Don't blunder} 11. Nxb5 $2 Nb4 $19) 11... Be7 12. Bg5 ({Don't go for} 12. Nxb5 $2 Nb4 $19) 12... a6 13. Rad1 $146 ({Predecessor:} 13. Rfd1 O-O 14. Ne5 Nb4 {½-½ (60) Bako,V (2235)-Fancsy,I (2400) Budapest 1994}) 13... O-O 14. a3 h6 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.12"]
[White "Zvjaginsev, Vadim"]
[Black "Vaibhav, Suri"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2642"]
[BlackElo "2575"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,101,22,18,0,12,0,5,-52,0,-13,43,35,35,39,35,8,24,17,22,0,12,-8,61,-29,-9,-38,0,0,23,16,17,0,0,0,0,-20,25,31,32,39,36,39,48,25,47,0,0,0,0,0,0,0,0,-24,-27,-34,-52,-108,-55,-74,-72,-145,-146,-337,-304,-331,-159,-143,-151,-171,0,0,100,98,175,177,177,168,126,0,0,0,150,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. d4 Nf6 5. h3 Bxf3 6. gxf3 {B11: Caro-Kann: Two Knights Variation} (6. Qxf3 dxe4 7. Qe3 Nbd7 8. Nxe4 Nxe4 9. Qxe4 g6 10. Be2 Bg7 11. O-O O-O 12. Rd1 Re8 13. c3 Qc7 14. d5 c5 15. Bf4 Be5 16. Be3 Rac8 17. a4 {½-½ (44) Bacrot,E (2715)-Ponomariov,R (2699) Biel 2017}) 6... e6 7. Be3 Bb4 8. a3 $146 (8. Qd3 $11) ({Predecessor:} 8. Qd3 Nbd7 9. e5 Nh5 10. O-O-O Qa5 11. a3 Be7 12. Be2 g6 {1-0 (55) De Seroux,C (2175)-Zairbek Kyzy,B (1770) Batumi 2018}) 8... Ba5 (8... Bxc3+ $5 9. bxc3 dxe4 $11) 9. Qd3 O-O ({Black should play} 9... Bxc3+ $11 10. bxc3 Nbd7) 10. Rg1 Nbd7 11. O-O-O Rc8 12. Na4 Kh8 13. Be2 Bc7 14. Rg5 Qe7 15. Rdg1 Ne8 (15... g6 $11) 16. Nc5 (16. h4 $14) 16... Nxc5 $11 17. dxc5 Rd8 18. exd5 cxd5 19. Kb1 b6 20. cxb6 (20. c6 {is more complex.} Bh2 21. R1g2 Bd6 22. Qc3 f6 23. Rh5) 20... Bxb6 21. Bxb6 axb6 22. R5g4 e5 23. Rb4 Nc7 24. f4 e4 25. Qc3 {[%csl Gg1][%cal Rc3g7]} f5 26. Rxb6 d4 27. Qb3 Nd5 28. Rb7 Rd7 29. Rxd7 Qxd7 30. Rd1 Nxf4 31. Qb4 {[%cal Rb4f8]} Rd8 $36 {[%mdl 2048] Black has some pressure.} 32. Bb5 Qa7 33. h4 ({Better is} 33. Qb3 $15) 33... h6 (33... d3 $17 34. Qd2 Nh3) 34. a4 d3 {[%mdl 64] [#] Discovered Attack} 35. cxd3 (35. Qe1 $142) 35... Qxf2 $17 36. Ka2 $2 (36. h5 $17 {keeps fighting.}) 36... e3 $19 (36... Qxh4 $2 37. a5 $19) ({Don't play} 36... Nxd3 37. Qc3 $19) (36... exd3 $2 37. Qd2 $19) 37. Qe7 Rc8 (37... Rg8 $19 {has better winning chances.} 38. Qe5 e2) 38. Qd7 $17 {[#]} Rf8 $1 {...e2 is the strong threat.} 39. Rc1 {Threatens to win with Rc8.} e2 $2 (39... Qxh4 $19 {Hoping for ...Qf6.} 40. Rc8 Qf6) 40. Rc8 $1 $11 {[%cal Rc8f8]} Ng6 (40... Rxc8 $11 41. Qxc8+ Kh7 42. Qxf5+ Kh8) 41. Bc4 {Threatening mate with Rxf8+.} Qxh4 (41... e1=Q $16 {was necessary.} 42. Rxf8+ Nxf8) 42. Rxf8+ $18 Nxf8 43. Qf7 {[%csl Gc4][%cal Rf7g8]} Kh7 44. Qg8+ Kg6 45. Qf7+ Kh7 46. Qxf8 (46. Qxf5+ $16 Ng6 47. Qe6) 46... e1=Q $11 {The position is equal.} 47. Qxf5+ Kh8 48. Qf8+ Kh7 49. Qf5+ Kh8 50. Qc8+ Kh7 51. Qf5+ {Accuracy: White = 39%, Black = 41%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.13"]
[White "Ganguly, Surya Shekhar"]
[Black "Yakubboev, Nodirbek"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2636"]
[BlackElo "2569"]
[Annotator "ChessBase"]
[PlyCount "89"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:02:27]} Nf6 {[%emt 0:03:18]} 2. g3 {[%emt 0:00:13]} d5 {[%emt 0:01:34]} 3. Bg2 {[%emt 0:00:10]} c6 {[%emt 0:11:55]} 4. O-O {[%emt 0:00:16]} Bf5 {[%emt 0:02:49]} 5. d3 {[%emt 0:00:08]} h6 {[%emt 0:00:57]} 6. c4 {[%emt 0:00:29]} e6 {[%emt 0:02:39]} 7. Qb3 {[%emt 0:02:32]} Qb6 {[%emt 0:03:38]} 8. Nc3 {[%emt 0:00:07]} Nbd7 {[%emt 0:00:57]} 9. cxd5 {[%emt 0:00:09]} Qxb3 {[%emt 0:01:42]} 10. axb3 {[%emt 0:00:06]} exd5 {[%emt 0:00:04]} 11. e4 {[%emt 0:26:31]} dxe4 {[%emt 0:00:15]} 12. dxe4 {[%emt 0:00:06]} Be6 {[%emt 0:02:07]} 13. Nd4 {[%emt 0:03:03]} Bc5 {[%emt 0:03:04]} 14. Nce2 {[%emt 0:05:49]} Bb6 {[%emt 0:06:40]} 15. Be3 {[%emt 0:12:26]} Ng4 {[%emt 0:00:34]} 16. Bd2 {[%emt 0:00:37]} Nc5 {[%emt 0:04:27]} 17. Bc3 {[%emt 0:08:03]} O-O {[%emt 0:09:32]} 18. b4 {[%emt 0:02:39]} Nb3 {[%emt 0:02:34]} 19. Nxb3 {[%emt 0:02:36]} Bxb3 {[%emt 0:00:04]} 20. Bf3 {[%emt 0:00:49]} Nf6 {[%emt 0:06:20]} 21. Nd4 {[%emt 0:01:01]} Bc4 {[%emt 0:01:06]} 22. Rfe1 {[%emt 0:00:38]} Rfd8 {[%emt 0:01:33]} 23. Nf5 {[%emt 0:03:44]} Ne8 {[%emt 0:00:57]} 24. h4 {[%emt 0:08:41]} Be6 {[%emt 0:05:16]} 25. Kg2 {[%emt 0:01:48]} Rd7 {[%emt 0:01:49]} 26. g4 {[%emt 0:00:52]} f6 {[%emt 0:01:23]} 27. Rh1 {[%emt 0:02:45]} Nd6 {[%emt 0:03:48]} 28. Nxd6 {[%emt 0:02:26]} Rxd6 {[%emt 0:00:48]} 29. Rhd1 {[%emt 0:02:06]} Rad8 {[%emt 0:00:28]} 30. Be2 {[%emt 0:02:42]} Rxd1 {[%emt 0:00:31]} 31. Rxd1 {[%emt 0:01:51]} Rxd1 {[%emt 0:00:52]} 32. Bxd1 {[%emt 0:00:02]} Bc7 {[%emt 0:00:01]} 33. Bd4 {[%emt 0:00:42]} b6 {[%emt 0:02:48]} 34. Kf3 {[%emt 0:02:55]} Be5 {[%emt 0:02:55]} 35. Bxe5 {[%emt 0:00:45]} fxe5 {[%emt 0:00:01]} 36. g5 {[%emt 0:00:15]} hxg5 {[%emt 0:00:03]} 37. hxg5 {[%emt 0:00:06]} Kf7 {[%emt 0:00:44]} 38. Kg3 {[%emt 0:00:27]} Ke7 {[%emt 0:01:06]} 39. f4 {[%emt 0:00:29]} exf4+ {[%emt 0:00:03]} 40. Kxf4 {[%emt 0:00:00]} Kd6 {[%emt 0:00:00]} 41. e5+ {[%emt 0:00:35]} Kc7 {[%emt 0:00:56]} 42. Ke4 {[%emt 0:00:57]} Kd7 {[%emt 0:01:36]} 43. Kd4 {[%emt 0:01:05]} Ke7 {[%emt 0:01:24]} 44. Bf3 {[%emt 0:00:47]} Kd7 {[%emt 0:00:55]} 45. Bd1 {[%emt 0:00:09]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.14"]
[White "Indjic, Aleksandar"]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "2630"]
[BlackElo "2561"]
[Annotator "TA"]
[PlyCount "164"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,164,0,12,0,14,0,0,0,-7,-14,-14,-10,-8,-1,0,0,0,0,0,0,0,0,0,-6,-5,0,0,0,0,0,0,0,0,0,6,0,0,0,0,0,0,0,0,-30,-10,-25,-36,-46,-24,-45,-45,-50,-40,-70,-82,-68,-32,-54,-51,-135,-143,-206,0,0,0,-118,-113,-99,-88,-88,-86,-79,-1,-79,-77,-77,-54,-54,-20,-134,-130,-193,-219,-206,-80,-87,-22,-19,-27,-64,-54,-152,-139,-210,-204,-362,-340,-318,-357,-331,-323,-375,-371,-371,-269,-325,-210,-190,-205,-173,-91,-323,-323,-321,-169,-320,-318,-313,-313,-298,-311,-271,-304,-302,-275,-299,-275,-275,-271,-279,-242,-245,-210,-29957,-29948,-29958,-12456,-29964,-29969,-29968,-29968,-29967,-29958,-29978,-29979,-29979,-29979,-29984,-29985,-29985,-29986,-29996,-29997]} 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. a3 Bb7 5. Nc3 d5 6. Bg5 Be7 7. Qa4+ Qd7 8. Qc2 {E12: Queen's Indian: Unusual White 4th moves, 4 a3, 4 Nc3 Bb7 5 a3 and 4 Nc3 Bb7} c5 (8... dxc4 9. e3 Bxf3 10. gxf3 b5 11. a4 c6 12. Rg1 a6 13. f4 g6 14. Bg2 Ra7 15. b3 cxb3 16. Qxb3 {1-0 (53) Dreev,A (2653)-Ivanchuk,V (2726) Riadh 2017}) 9. cxd5 (9. e3 {keeps more tension.} O-O 10. dxc5 bxc5 11. cxd5 exd5 12. Bd3) 9... Nxd5 10. Ne5 {The position is equal.} Qd8 $146 ({Predecessor:} 10... Qc8 11. Bxe7 Kxe7 12. dxc5 Qxc5 13. Nxd5+ Bxd5 14. Qxc5+ bxc5 15. Rc1 f6 {1-0 (38) Meinhardt,G (1948)-Bungter,H (1872) Dresden 2006}) 11. Bxe7 Qxe7 12. Nxd5 exd5 13. Qa4+ Nc6 14. e3 {Bb5 is the strong threat.} O-O 15. Nxc6 Qe8 $1 16. dxc5 bxc5 17. Qb5 Qxc6 18. Qxc6 Bxc6 19. Rc1 c4 {[#]} 20. b3 $1 {[%mdl 512]} Rab8 (20... cxb3 21. Rxc6) 21. bxc4 dxc4 22. Bxc4 Bxg2 23. Rg1 Bf3 24. Rg3 Ba8 25. Rg4 Rfc8 26. Rd4 Kf8 27. Kd2 Ke7 28. Kc3 Bc6 29. Rg1 g6 30. h4 Ba4 31. Re4+ Kf8 32. Rf4 Rc7 33. h5 {With the idea hxg6.} Kg7 34. hxg6 hxg6 35. Kd4 Rb2 36. Rg5 {[#]} (36. e4 $15) 36... f5 $1 $17 {[%mdl 512]} 37. e4 (37. Ke5 $17) (37. Rfxf5 Rd2+) 37... Rd7+ $2 (37... Rc2 $1 $19 {[%cal Rc2c4]} 38. Bd5 Kf6) 38. Ke5 $11 Re7+ 39. Be6 (39. Kd6 $11 Rd7+ 40. Ke5 fxe4 41. Rfg4) 39... fxe4 $1 $17 {Strongly threatening ...Rb6.} 40. Kd6 Reb7 {Hoping for ...R2b6+.} 41. Ra5 R2b6+ $1 42. Ke5 Bc6 ({Better is} 42... Bc2 $1 $17 43. Rc5 Bb3) 43. Kd4 (43. Rc5 $11) 43... Re7 44. Bd5 Bxd5 45. Kxd5 {[%mdl 4096] Endgame KRR-KRR} Rb2 46. Ra4 (46. Kd4 $11 {remains equal.}) 46... Rd2+ 47. Kc6 (47. Kc4 $17) 47... g5 $19 48. Rf5 Kh6 (48... Re6+ $1 $19 {has better winning chances.} 49. Kc7 Kh6 50. Rxa7 e3 51. fxe3 Re7+ 52. Kb6 Rb2+ 53. Ka6 Re6+ 54. Ka5 g4) 49. Raa5 $17 Rg7 (49... Re6+ $17 50. Kc5 e3 51. fxe3 g4) 50. Rae5 $11 Rd4 51. Kb5 Rg6 52. a4 (52. Re7 $15) 52... Kh5 $1 $17 53. Rf7 (53. a5 $17) 53... a6+ $19 54. Ka5 $2 (54. Kc5 Rxa4 55. Rf8) 54... Kh4 55. Rff5 Kg4 56. Rf8 Kh3 57. f3 exf3 58. Rxf3+ Kg4 59. Rf1 Kh5 60. Rh1+ Rh4 $1 {[%cal Rh4h1]} 61. Rhe1 Rf6 ({Black should play} 61... Rc4 $1 $19 62. Rf5 Kh6 63. Rh1+ Rh4) 62. R1e4 $2 (62. Rc5 $17 {is a better defense.}) 62... Kg6 63. Re1 Kh6 (63... Rhf4 $142 64. Re8 g4 65. Rg8+ Kh7) 64. Rg1 $2 (64. Re8) 64... Rg6 65. Rg3 g4 {White must now prevent ...Rh5.} 66. Re4 Rh5+ $1 67. Kb4 Rhg5 68. Kc3 Kh5 69. Kd2 Rb6 70. Ke1 Rb2 71. Kf1 Rc5 72. Rge3 Kh4 73. Re2 $2 (73. Re6 $19) 73... Rxe2 74. Rxe2 {KR-KR} Rc4 (74... Rc1+ $142 75. Kf2 Ra1 76. Re6 Ra2+ 77. Ke3 Rxa4 78. Re8 Kh3 79. Rh8+ Kg2 80. Rb8 g3 81. Rh8 Ra3+ 82. Ke2 a5 83. Rh7 Kg1 84. Rh3 a4 85. Rh4 g2 86. Rg4 Kh2 87. Kd1 g1=Q+ 88. Rxg1 Kxg1 89. Kd2 Kf2 90. Kc1 Rb3 91. Kd2 Kf3 92. Kd1 Rb2 93. Kc1 a3 94. Kd1 a2 95. Ke1 a1=Q#) 75. Ra2 Kh3 {Black mates.} 76. Ra1 Kh2 $1 77. Ra2+ Kh1 $1 78. Kf2 {[#]} Rc3 $1 79. Ra1+ Kh2 80. Ra2 g3+ 81. Kf1+ {[#]} Kh1 $1 82. Ra1 Rc2 {Accuracy: White = 44%, Black = 69%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.15"]
[White "Abdusattorov, Nodirbek"]
[Black "Sarana, Alexey"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2560"]
[BlackElo "2630"]
[Annotator "ChessBase"]
[PlyCount "55"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 3. Bb5+ {[%emt 0:00:14]} Nd7 {[%emt 0:00:01]} 4. d4 {[%emt 0:00:28]} cxd4 {[%emt 0:00:12]} 5. Qxd4 {[%emt 0:00:08]} a6 {[%emt 0:00:15]} 6. Bxd7+ {[%emt 0:01:14]} Bxd7 {[%emt 0:00:02]} 7. c4 {[%emt 0:00:50]} e5 {[%emt 0:00:11]} 8. Qd3 {[%emt 0:00:22]} b5 {[%emt 0:00:16]} 9. Nc3 {[%emt 0:01:30]} bxc4 {[%emt 0:00:11]} 10. Qxc4 {[%emt 0:00:05]} Be6 {[%emt 0:00:05]} 11. Qd3 {[%emt 0:01:20]} h6 {[%emt 0:00:56]} 12. O-O {[%emt 0:00:33]} Nf6 {[%emt 0:00:06]} 13. Nd2 {[%emt 0:06:07]} Qc7 {[%emt 0:00:38]} 14. Rd1 {[%emt 0:00:57]} Be7 {[%emt 0:00:07]} 15. Nf1 {[%emt 0:00:18]} O-O {[%emt 0:00:07]} 16. Ne3 {[%emt 0:00:26]} Rfc8 {[%emt 0:01:10]} 17. Bd2 {[%emt 0:01:55]} Qb7 {[%emt 0:00:27]} 18. b3 {[%emt 0:02:14]} Bd8 {[%emt 0:02:44]} 19. Rac1 {[%emt 0:05:58]} Bb6 {[%emt 0:04:32]} 20. Ncd5 {[%emt 0:04:51]} Bxd5 {[%emt 0:07:37]} 21. exd5 {[%emt 0:02:19]} Rxc1 {[%emt 0:16:52]} 22. Bxc1 {[%emt 0:01:25]} Bxe3 {[%emt 0:00:16]} 23. Bxe3 {[%emt 0:00:51]} Rc8 {[%emt 0:00:14]} 24. h3 {[%emt 0:01:35]} Qb5 {[%emt 0:03:56]} 25. Qf5 {[%emt 0:03:44]} Qd7 {[%emt 0:00:12]} 26. Qd3 {[%emt 0:08:18]} Qb5 {[%emt 0:00:05]} 27. Qf5 {[%emt 0:01:10]} Qd7 {[%emt 0:00:02]} 28. Qd3 {[%emt 0:00:51]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.16"]
[White "Aleksandrov, Aleksej"]
[Black "Khismatullin, Denis"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2574"]
[BlackElo "2621"]
[Annotator "ChessBase"]
[PlyCount "15"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:11]} e6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:06]} d5 {[%emt 0:00:00]} 4. Nf3 {[%emt 0:00:28]} Be7 {[%emt 0:00:14]} 5. Bf4 {[%emt 0:00:18]} O-O {[%emt 0:00:09]} 6. e3 {[%emt 0:00:20]} Nbd7 {[%emt 0:00:09]} 7. cxd5 {[%emt 0:00:23]} Nxd5 {[%emt 0:00:31]} 8. Nxd5 {[%emt 0:00:23]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.17"]
[White "Firouzja, Alireza"]
[Black "Karthikeyan, Murali"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2618"]
[BlackElo "2560"]
[Annotator "TA"]
[PlyCount "112"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,112,-7,-11,7,0,0,0,0,-11,0,0,0,0,0,0,0,0,18,20,28,28,28,33,26,-42,-27,-45,-30,-42,-41,-43,-29,-28,0,-10,-12,-11,-11,-43,-39,-35,-31,-81,-85,-70,-54,-52,-48,-65,-49,-91,-96,-93,-100,-120,-109,-116,-22,-41,-28,-42,-26,-76,-73,-64,-38,-61,-53,-66,-72,-72,-57,-43,-57,-52,-43,-43,-42,-43,-42,-29,-8,-8,0,0,0,-7,-7,-7,-7,-7,-8,-7,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. h4 d6 {C45: Scotch Game} 9. c4 Nb6 10. exd6 cxd6 11. Be3 Qe6 $146 ({Predecessor:} 11... Be6 12. Qc2 Qd7 13. Nd2 d5 14. O-O-O d4 15. Ne4 c5 16. Bf4 {1-0 (68) Cheparinov,I (2693)-Alekseev,E (2617) Batumi 2018}) 12. Nc3 Be7 13. O-O-O O-O 14. Bg5 f6 {aiming for ...Qxe2.} 15. Bf4 d5 16. cxd5 Nxd5 17. Qf3 {[%cal Rc3d5]} Nxf4 18. Qxf4 Qe5 19. Qc4+ (19. Qxe5 $11 fxe5 20. Bc4+ Kh8 21. f3) 19... Be6 $15 20. Qa4 Rab8 $36 {[%mdl 2048] White is under pressure.} 21. Bd3 Rb4 22. Qc2 $1 Qf4+ 23. Qd2 Bf7 (23... Qc7 {is interesting.} 24. Rhe1 Bf7 25. Re4 Rfb8 26. Qe3 Bd6) 24. Qxf4 Rxf4 25. f3 f5 26. b3 h5 27. Kc2 g6 28. Rhe1 Bf6 29. Ba6 Bxh4 30. Re5 Rb4 31. Rd7 Rd8 32. Rxd8+ Bxd8 33. Rc5 Be8 34. Bc4+ Kf8 35. Ne2 Bb6 (35... Rb7 $17 36. Nf4 Bf6) 36. Re5 $11 Bc7 37. Re6 Rb6 38. Nc3 Rb8 39. Na4 Bb6 40. Nb2 Rb7 41. Rf6+ $1 Ke7 42. Re6+ {[#]} Kd8 $1 43. Rd6+ $1 Rd7 44. Rxc6 Rd2+ {[%mdl 64] Discovered Attack} 45. Kxd2 Bxc6 $15 {[%mdl 4096] Endgame KBB-KBN} 46. Bf7 h4 47. Nc4 $1 ({Avoid the trap} 47. Bxg6 $2 {[#]} Bxf3 $1 {[%mdl 512]} 48. Nc4 (48. gxf3 $2 h3 $19) 48... Bxg2 $19) 47... Ke7 {Strongly threatening ...Bxf3.} 48. Bxg6 {The position is equal.} Kf6 {...Bxf3 is the strong threat.} 49. Ke2 Bc5 50. Bh5 Kg5 51. Bf7 Kf4 52. Bh5 Kg3 53. Kf1 a6 54. Na5 Bd7 55. Nc4 f4 {Hoping for ...Bf5.} 56. Bg6 Bb5 {Accuracy: White = 67%, Black = 65%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.18"]
[White "Lupulescu, Constantin"]
[Black "Xu, Yi"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2610"]
[BlackElo "2520"]
[Annotator "ChessBase"]
[PlyCount "73"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:03:17]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:06]} 3. Nf3 {[%emt 0:00:00]} d5 {[%emt 0:00:04]} 4. Nc3 {[%emt 0:00:00]} Bb4 {[%emt 0:00:03]} 5. cxd5 {[%emt 0:00:00]} exd5 {[%emt 0:00:03]} 6. Bg5 {[%emt 0:00:05]} h6 {[%emt 0:00:06]} 7. Bh4 {[%emt 0:00:04]} O-O {[%emt 0:00:13]} 8. e3 {[%emt 0:00:25]} Bf5 {[%emt 0:00:37]} 9. Qb3 {[%emt 0:00:06]} Bxc3+ {[%emt 0:01:24]} 10. Qxc3 {[%emt 0:00:18]} Nbd7 {[%emt 0:04:12]} 11. Be2 {[%emt 0:00:20]} c6 {[%emt 0:04:01]} 12. Qa3 {[%emt 0:00:18]} Re8 {[%emt 0:09:31]} 13. Nd2 {[%emt 0:01:53]} Nf8 {[%emt 0:07:03]} 14. O-O {[%emt 0:01:28]} Ng6 {[%emt 0:00:32]} 15. Bg3 {[%emt 0:00:34]} Ne4 {[%emt 0:02:15]} 16. Nxe4 {[%emt 0:01:04]} Bxe4 {[%emt 0:00:09]} 17. Rfc1 {[%emt 0:03:47]} Ne7 {[%emt 0:04:11]} 18. b4 {[%emt 0:08:40]} a6 {[%emt 0:00:46]} 19. Qa5 {[%emt 0:02:08]} Qxa5 {[%emt 0:09:23]} 20. bxa5 {[%emt 0:00:40]} Rad8 {[%emt 0:00:24]} 21. h3 {[%emt 0:03:49]} Nf5 {[%emt 0:02:33]} 22. Bh2 {[%emt 0:02:48]} Nd6 {[%emt 0:00:47]} 23. f3 {[%emt 0:08:11]} Bh7 {[%emt 0:03:55]} 24. Kf2 {[%emt 0:07:43]} f6 {[%emt 0:01:52]} 25. Rc3 {[%emt 0:09:38]} Re7 {[%emt 0:01:23]} 26. Rac1 {[%emt 0:01:16]} Kf8 {[%emt 0:01:35]} 27. g4 {[%emt 0:06:49]} Bg6 {[%emt 0:07:58]} 28. Rc5 {[%emt 0:07:12]} Rdd7 {[%emt 0:02:37]} 29. R1c3 {[%emt 0:06:02]} Rd8 {[%emt 0:03:51]} 30. Ra3 {[%emt 0:03:59]} Kf7 {[%emt 0:05:23]} 31. Rb3 {[%emt 0:01:13]} Kf8 {[%emt 0:00:41]} 32. Rb4 {[%emt 0:01:10]} Bf7 {[%emt 0:06:45]} 33. Bd3 {[%emt 0:06:57]} g5 {[%emt 0:04:26]} 34. Bg3 {[%emt 0:01:25]} Kg7 {[%emt 0:00:45]} 35. Rb2 {[%emt 0:03:38]} Bg6 {[%emt 0:01:02]} 36. Bf1 {[%emt 0:00:28]} h5 {[%emt 0:02:22]} 37. Bh2 {[%emt 0:04:35]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.19"]
[White "Debashis, Das"]
[Black "Idani, Pouya"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "2532"]
[BlackElo "2604"]
[Annotator "ChessBase"]
[PlyCount "60"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:00]} d5 {[%emt 0:04:26]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:03]} 3. Nc3 {[%emt 0:00:00]} a6 {[%emt 0:00:04]} 4. cxd5 {[%emt 0:00:27]} exd5 {[%emt 0:00:05]} 5. Nf3 {[%emt 0:00:07]} Nf6 {[%emt 0:00:07]} 6. Bg5 {[%emt 0:00:18]} Be6 {[%emt 0:00:05]} 7. e3 {[%emt 0:00:33]} Nbd7 {[%emt 0:00:04]} 8. Bd3 {[%emt 0:01:09]} Bd6 {[%emt 0:00:06]} 9. Qc2 {[%emt 0:02:08]} c6 {[%emt 0:00:08]} 10. Bf4 {[%emt 0:00:23]} Qc7 {[%emt 0:01:02]} 11. Bxd6 {[%emt 0:00:18]} Qxd6 {[%emt 0:00:05]} 12. h3 {[%emt 0:00:08]} O-O {[%emt 0:00:10]} 13. O-O {[%emt 0:00:18]} g6 {[%emt 0:02:32]} 14. Na4 {[%emt 0:00:06]} Qe7 {[%emt 0:02:52]} 15. b4 {[%emt 0:02:32]} Ne4 {[%emt 0:00:25]} 16. Nc5 {[%emt 0:03:10]} a5 {[%emt 0:00:33]} 17. Bxe4 {[%emt 0:28:40]} dxe4 {[%emt 0:00:19]} 18. Qxe4 {[%emt 0:09:27]} axb4 {[%emt 0:00:29]} 19. Nxe6 {[%emt 0:09:37]} fxe6 {[%emt 0:07:07]} 20. Ne5 {[%emt 0:02:59]} Nxe5 {[%emt 0:03:55]} 21. Qxe5 {[%emt 0:00:09]} Rf5 {[%emt 0:02:09]} 22. Qe4 {[%emt 0:00:11]} Rfa5 {[%emt 0:03:07]} 23. Qc2 {[%emt 0:00:56]} Ra3 {[%emt 0:02:20]} 24. Rfb1 {[%emt 0:02:30]} Rc3 {[%emt 0:08:41]} 25. Qd1 {[%emt 0:01:09]} b5 {[%emt 0:05:31]} 26. Rb2 {[%emt 0:02:48]} Qd6 {[%emt 0:09:43]} 27. Rab1 {[%emt 0:00:54]} Ra4 {[%emt 0:02:04]} 28. Qd2 {[%emt 0:04:36]} Rc4 {[%emt 0:02:25]} 29. Rb3 {[%emt 0:04:15]} e5 {[%emt 0:04:15]} 30. Rd1 {[%emt 0:02:03]} exd4 {[%emt 0:06:33]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.20"]
[White "Sadhwani, Raunak"]
[Black "Gordievsky, Dmitry"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2448"]
[BlackElo "2603"]
[Annotator "ChessBase"]
[PlyCount "39"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:03:25]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:04]} 4. Nxd4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:05]} 5. Nc3 {[%emt 0:00:00]} e5 {[%emt 0:00:09]} 6. Ndb5 {[%emt 0:00:05]} d6 {[%emt 0:00:06]} 7. Bg5 {[%emt 0:00:09]} a6 {[%emt 0:00:07]} 8. Na3 {[%emt 0:00:06]} b5 {[%emt 0:00:04]} 9. Nd5 {[%emt 0:00:07]} Be7 {[%emt 0:00:06]} 10. Bxf6 {[%emt 0:00:05]} Bxf6 {[%emt 0:00:05]} 11. c3 {[%emt 0:00:10]} Bg5 {[%emt 0:04:19]} 12. Nc2 {[%emt 0:00:26]} Ne7 {[%emt 0:02:12]} 13. a4 {[%emt 0:05:22]} bxa4 {[%emt 0:01:55]} 14. Ncb4 {[%emt 0:00:51]} Nxd5 {[%emt 0:03:51]} 15. Qxd5 {[%emt 0:03:28]} Be6 {[%emt 0:00:41]} 16. Qc6+ {[%emt 0:01:33]} Bd7 {[%emt 0:00:18]} 17. Qxd6 {[%emt 0:03:07]} Be7 {[%emt 0:01:45]} 18. Qxe5 {[%emt 0:08:30]} O-O {[%emt 0:00:59]} 19. Qd4 {[%emt 0:07:38]} Bxb4 {[%emt 0:35:46]} 20. cxb4 {[%emt 0:05:05]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.21"]
[White "Sethuraman, S.P."]
[Black "Sargsyan, Shant"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2651"]
[BlackElo "2488"]
[Annotator "ChessBase"]
[PlyCount "97"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:50]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:10]} 3. Bc4 {[%emt 0:00:05]} Bc5 {[%emt 0:00:44]} 4. O-O {[%emt 0:00:29]} Nf6 {[%emt 0:01:01]} 5. d3 {[%emt 0:00:06]} h6 {[%emt 0:01:06]} 6. c3 {[%emt 0:00:09]} d6 {[%emt 0:00:20]} 7. Re1 {[%emt 0:00:42]} O-O {[%emt 0:01:28]} 8. Nbd2 {[%emt 0:00:13]} a5 {[%emt 0:02:13]} 9. Nf1 {[%emt 0:01:33]} Be6 {[%emt 0:03:27]} 10. Bb5 {[%emt 0:00:06]} Ba7 {[%emt 0:03:38]} 11. Ng3 {[%emt 0:08:01]} Ne7 {[%emt 0:01:49]} 12. d4 {[%emt 0:00:20]} c6 {[%emt 0:02:34]} 13. Bd3 {[%emt 0:01:25]} Ng6 {[%emt 0:01:16]} 14. h3 {[%emt 0:02:30]} a4 {[%emt 0:03:10]} 15. Be3 {[%emt 0:03:51]} Re8 {[%emt 0:13:54]} 16. Qc2 {[%emt 0:11:34]} Qc7 {[%emt 0:08:25]} 17. c4 {[%emt 0:02:13]} Qa5 {[%emt 0:07:48]} 18. Bf1 {[%emt 0:17:50]} b5 {[%emt 0:04:13]} 19. cxb5 {[%emt 0:09:51]} cxb5 {[%emt 0:02:00]} 20. Qc6 {[%emt 0:02:39]} Rab8 {[%emt 0:06:25]} 21. Bd2 {[%emt 0:24:09]} Qb6 {[%emt 0:07:31]} 22. Qxb6 {[%emt 0:00:27]} Rxb6 {[%emt 0:00:38]} 23. d5 {[%emt 0:02:30]} Bd7 {[%emt 0:00:22]} 24. Bb4 {[%emt 0:00:52]} Rc8 {[%emt 0:03:15]} 25. Rec1 {[%emt 0:00:15]} Ne8 {[%emt 0:01:44]} 26. Rxc8 {[%emt 0:00:34]} Bxc8 {[%emt 0:00:01]} 27. Rc1 {[%emt 0:00:26]} Bd7 {[%emt 0:00:53]} 28. Ne2 {[%emt 0:05:47]} Rb8 {[%emt 0:04:04]} 29. g3 {[%emt 0:00:16]} f5 {[%emt 0:04:58]} 30. exf5 {[%emt 0:00:47]} Bxf5 {[%emt 0:00:49]} 31. Nc3 {[%emt 0:00:03]} e4 {[%emt 0:02:04]} 32. g4 {[%emt 0:00:40]} exf3 {[%emt 0:02:38]} 33. gxf5 {[%emt 0:00:05]} Nf4 {[%emt 0:00:10]} 34. Re1 {[%emt 0:00:51]} Bd4 {[%emt 0:03:45]} 35. Nxb5 {[%emt 0:01:22]} Nxh3+ {[%emt 0:01:30]} 36. Bxh3 {[%emt 0:00:21]} Rxb5 {[%emt 0:00:13]} 37. Rxe8+ {[%emt 0:04:14]} Kf7 {[%emt 0:00:06]} 38. Re6 {[%emt 0:00:42]} Rxb4 {[%emt 0:00:33]} 39. Bg4 {[%emt 0:00:06]} Bxf2+ {[%emt 0:01:42]} 40. Kxf2 {[%emt 0:00:00]} Rxg4 {[%emt 0:00:00]} 41. Kxf3 {[%emt 0:00:35]} Rb4 {[%emt 0:01:11]} 42. Rxd6 {[%emt 0:00:21]} Rxb2 {[%emt 0:00:06]} 43. a3 {[%emt 0:00:18]} Rb3+ {[%emt 0:06:16]} 44. Kf4 {[%emt 0:01:22]} Rxa3 {[%emt 0:00:57]} 45. Ra6 {[%emt 0:00:33]} Ra1 {[%emt 0:02:36]} 46. Ra7+ {[%emt 0:01:52]} Kf6 {[%emt 0:00:38]} 47. Ra6+ {[%emt 0:00:13]} Kf7 {[%emt 0:02:29]} 48. Ra7+ {[%emt 0:00:09]} Kf6 {[%emt 0:00:29]} 49. Ra6+ {[%emt 0:00:07] Ke5+ Ke4+} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.22"]
[White "Kovalev, Vladislav"]
[Black "Aravindh, Chithambaram VR."]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2703"]
[BlackElo "2601"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,113,27,27,14,30,13,32,15,29,16,20,16,15,8,19,15,20,8,0,5,25,27,36,18,7,2,9,6,9,0,13,10,28,0,0,0,0,0,0,0,0,-8,-29,-179,0,0,48,33,87,81,81,21,22,30,37,0,0,0,15,4,60,0,0,0,34,31,257,263,230,204,217,156,172,156,621,600,2022,1999,1314,1141,29978,29979,29988,29987,29988,29982,29981,29982,29982,29983,29982,29983,29984,29985,29985,29986]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 g6 6. Nc3 Bg7 7. d4 cxd4 8. Nxd4 Nc6 9. Be3 Nf6 10. f3 O-O 11. Rc1 {B52: Sicilian: Moscow Variation with 3...Bd7} (11. O-O a6 12. Na4 Rab8 13. Nxc6 Qxc6 14. Nb6 Nd7 15. Nxd7 Qxd7 16. Rf2 b5 17. c5 Qa7 18. Rc1 dxc5 19. Bxc5 Qc7 {1-0 (50) Caruana,F (2807)-Kasparov,G (2812) Saint Louis 2017}) 11... a6 12. Na4 {Threatens to win with Nb6.} Rab8 $146 ({Predecessor:} 12... Qc7 13. O-O Nd7 14. b3 Nxd4 15. Bxd4 Bxd4+ 16. Qxd4 Rfc8 17. Nc3 {½-½ (17) Percze,R (2336)-Van Seben,E (2391) LSS email 2013}) 13. Nxc6 {White is slightly better.} Qxc6 14. O-O b5 15. cxb5 Qxb5 16. b3 Rfc8 17. Qd2 Nd7 18. Rc2 (18. h3 {feels hotter.} Qb7 19. Kf2 h5 20. Qd5 Qb5 21. Rfd1) 18... Rxc2 19. Qxc2 Nf8 20. Rc1 Ne6 21. Nc3 Bxc3 $1 22. Qxc3 f6 23. Qc4 Kf7 24. Rc2 Qa5 {...Rc8! is the strong threat.} 25. Kf2 Qh5 26. Qxa6 Qh4+ 27. Kf1 Qxh2 28. Qc4 g5 29. Qd5 Rg8 30. Qf5 Qh1+ 31. Kf2 {[#]} (31. Bg1 $11) 31... Qh4+ $2 (31... g4 $1 $19 {[%mdl 512]} 32. fxg4 Qh4+ 33. Ke2 (33. Kf3 $2 Rg5 $19 {[%mdl 64] Trapped Piece}) 33... Rxg4) 32. Ke2 $11 g4 33. f4 Qh1 (33... Qh2 $14) 34. Qd5 $1 $16 Qxg2+ 35. Kd3 (35. Kd1 $16 Qh1+ 36. Kd2 Qg2+ 37. Kc1) 35... Qf1+ $11 36. Kd2 Qg2+ $1 37. Kd3 {[%mdl 1024] White has compensation.} Qf1+ 38. Kd2 {Hoping for f5.} Qg2+ $1 39. Kc1 Qg3 40. Kd2 (40. Re2 $14) 40... Qg2+ 41. Kc1 Qf3 42. Bd2 $36 {[%mdl 2048] White has some pressure.} Qf1+ $2 (42... Qf2 $1 $14 43. Rc4 (43. f5 $2 Qg1+ 44. Be1 Kg7 $19) 43... Qg1+ 44. Kb2 Qh2) 43. Kb2 $18 Qg1 {[#] White must now prevent ...Qd4+.} 44. Rc4 $1 Qf2 {aiming for ...g3.} 45. Kc2 {Strongly threatening f5.} ({Don't play} 45. f5 $6 Kg7) 45... Qa7 {[#]} 46. a4 $1 {And now f5 would win.} g3 $2 (46... Qa8 $16) 47. f5 g2 48. Qxe6+ Kg7 {[#]} 49. e5 $1 {White threatens Rg4+ and mate.} Kh8 (49... dxe5 50. Rg4+) 50. exf6 {White mates.} g1=Q 51. fxe7 Qaf2 52. e8=Q Rxe8 53. Qxe8+ Qg8 54. Qd7 Qe2 55. Rc8 Qe4+ 56. Kc1 Qh1+ 57. Kb2 {Accuracy: White = 58%, Black = 49%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.23"]
[White "Yuffa, Daniil"]
[Black "Inarkiev, Ernesto"]
[Result "1/2-1/2"]
[ECO "D26"]
[WhiteElo "2578"]
[BlackElo "2692"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,68,19,20,21,0,0,0,0,-4,-9,-12,-1,-14,0,0,0,0,0,0,0,-5,0,0,6,6,15,20,20,19,6,7,10,9,11,6,14,3,4,4,47,47,47,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 e6 3. Nf3 dxc4 4. e3 Nf6 5. Bxc4 c5 6. O-O Nc6 7. Nc3 a6 8. a3 b5 9. Ba2 Bb7 10. Qe2 Qc7 {D40: Queen's Gambit Declined: Semi-Tarrasch with 5 e3} 11. Rd1 Rd8 12. d5 exd5 13. Nxd5 Nxd5 14. Bxd5 Be7 {[#]} 15. a4 $146 ({Predecessor:} 15. e4 O-O 16. g3 Na5 17. Bf4 Qc8 18. a4 {1-0 (40) Kramnik,V (2800)-Howell,D (2633) London 2011}) 15... O-O 16. axb5 axb5 17. Qxb5 Nd4 $1 {[%cal Rd4b5]} 18. exd4 Bxd5 19. Be3 {[%cal Rd4c5]} Rb8 20. Qa5 Qxa5 21. Rxa5 Rfd8 22. Ra7 Rb7 23. Rda1 cxd4 24. Nxd4 Rxa7 25. Rxa7 Bf6 26. h3 h6 27. Ra4 Rb8 28. b4 Bxd4 29. Bxd4 $11 {[%mdl 4096] Endgame KRB-KRB} Bc6 30. Be5 Rb6 {The position is equal.} 31. Bd4 Rb7 32. Ra8+ Kh7 33. Bc5 Rxb4 $1 34. Bxb4 Bxa8 {Accuracy: White = 70%, Black = 69%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.24"]
[White "Moroni, Luca Jr"]
[Black "Anton Guijarro, David"]
[Result "0-1"]
[ECO "E54"]
[WhiteElo "2567"]
[BlackElo "2642"]
[Annotator "ChessBase"]
[PlyCount "78"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:18]} 3. Nc3 {[%emt 0:00:00]} Bb4 {[%emt 0:00:38]} 4. e3 {[%emt 0:00:16]} O-O {[%emt 0:03:19]} 5. Bd3 {[%emt 0:00:09]} d5 {[%emt 0:02:10]} 6. Nf3 {[%emt 0:00:19]} dxc4 {[%emt 0:03:27]} 7. Bxc4 {[%emt 0:00:16]} c5 {[%emt 0:00:06]} 8. O-O {[%emt 0:00:20]} Nc6 {[%emt 0:01:33]} 9. a3 {[%emt 0:02:07]} Ba5 {[%emt 0:00:20]} 10. Qd3 {[%emt 0:05:10]} cxd4 {[%emt 0:13:21]} 11. exd4 {[%emt 0:01:02]} h6 {[%emt 0:02:18]} 12. Bf4 {[%emt 0:08:31]} Bxc3 {[%emt 0:11:29]} 13. bxc3 {[%emt 0:01:51]} b6 {[%emt 0:00:13]} 14. Ba2 {[%emt 0:05:00]} Bb7 {[%emt 0:00:34]} 15. Rfe1 {[%emt 0:02:37]} Rc8 {[%emt 0:00:42]} 16. Rac1 {[%emt 0:04:38]} Re8 {[%emt 0:04:17]} 17. h3 {[%emt 0:10:28]} a6 {[%emt 0:13:31]} 18. a4 {[%emt 0:06:35]} Nd5 {[%emt 0:05:39]} 19. Bd2 {[%emt 0:03:21]} Qd6 {[%emt 0:08:43]} 20. Bb1 {[%emt 0:04:53]} Nf6 {[%emt 0:01:03]} 21. Re3 {[%emt 0:10:45]} Ne7 {[%emt 0:02:21]} 22. Ne5 {[%emt 0:03:18]} Nf5 {[%emt 0:01:59]} 23. Re2 {[%emt 0:02:46]} Qd5 {[%emt 0:02:21]} 24. f3 {[%emt 0:01:06]} b5 {[%emt 0:04:59]} 25. axb5 {[%emt 0:01:06]} axb5 {[%emt 0:00:09]} 26. g4 {[%emt 0:02:16]} Ne7 {[%emt 0:07:49]} 27. h4 {[%emt 0:02:57]} Kf8 {[%emt 0:00:26]} 28. Rf1 {[%emt 0:03:41]} Nc6 {[%emt 0:03:04]} 29. Nxf7 {[%emt 0:06:41]} Kxf7 {[%emt 0:00:08]} 30. Qg6+ {[%emt 0:00:07]} Kg8 {[%emt 0:02:17]} 31. g5 {[%emt 0:03:49]} Ne7 {[%emt 0:01:18]} 32. Qc2 {[%emt 0:00:47]} Nf5 {[%emt 0:01:21]} 33. gxf6 {[%emt 0:01:10]} gxf6 {[%emt 0:00:17]} 34. Ba2 {[%emt 0:00:28]} Rc4 {[%emt 0:01:27]} 35. Bxc4 {[%emt 0:01:06]} Qxc4 {[%emt 0:00:34]} 36. Rg2+ {[%emt 0:03:20]} Kh7 {[%emt 0:01:58]} 37. h5 {[%emt 0:00:53]} Ra8 {[%emt 0:00:16]} 38. Bf4 {[%emt 0:01:18]} Bd5 {[%emt 0:01:22]} 39. Kh2 {[%emt 0:01:22]} Qxf1 {[%emt 0:00:23]} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.25"]
[White "Sychev, Klementy"]
[Black "Iturrizaga Bonelli, Eduardo"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2545"]
[BlackElo "2640"]
[Annotator "RC"]
[PlyCount "45"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c6 {[%emt 0:10:36]} 2. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:15]} 3. exd5 {[%emt 0:05:17]} cxd5 {[%emt 0:00:09]} 4. Bd3 {[%emt 0:00:03]} Nc6 {[%emt 0:00:42]} 5. c3 {[%emt 0:00:06]} g6 {[%emt 0:00:36]} 6. Bf4 {[%emt 0:09:55]} Bg7 {[%emt 0:00:18]} 7. Nf3 {[%emt 0:00:24]} Nh6 {[%emt 0:03:08]} 8. Qd2 {[%emt 0:05:46]} Nf5 {[%emt 0:00:18]} 9. O-O {[%emt 0:00:12]} O-O {[%emt 0:00:39]} 10. Re1 {[%emt 0:03:26]} Re8 {[%emt 0:00:19]} 11. Na3 {[%emt 0:00:22]} a6 {[%emt 0:03:00]} 12. Nc2 {[%emt 0:08:24]} Nd6 {[%emt 0:04:46]} 13. Ne3 {[%emt 0:02:19]} e6 {[%emt 0:01:43]} 14. Nxd5 {[%emt 0:08:14]} exd5 {[%emt 0:04:57]} 15. Bxd6 {[%emt 0:00:04]} Rxe1+ {[%emt 0:06:03]} 16. Rxe1 {[%emt 0:00:16]} Bxd4 {[%emt 0:01:47]} 17. Nxd4 {[%emt 0:06:38]} Qxd6 {[%emt 0:00:16]} 18. Re8+ {[%emt 0:00:11]} Kg7 {[%emt 0:00:05]} 19. Qe3 {[%emt 0:06:17]} Nd8 {[%emt 0:03:07]} 20. Qg5 {[%emt 0:05:22]} Be6 {[%emt 0:05:36]} 21. Bxg6 {[%emt 0:10:28]} h6 {[%emt 0:03:03]} 22. Qe3 {[%emt 0:10:27]} Kxg6 {[%emt 0:02:42]} 23. Rh8 {[%emt 0:00:08]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.26"]
[White "Tsydypov, Zhamsaran"]
[Black "Alekseenko, Kirill"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2547"]
[BlackElo "2634"]
[Annotator "ChessBase"]
[PlyCount "92"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:08:59]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:54]} Nc6 {[%emt 0:00:09]} 3. d4 {[%emt 0:00:17]} exd4 {[%emt 0:00:36]} 4. Nxd4 {[%emt 0:00:15]} Bc5 {[%emt 0:01:02]} 5. Nb3 {[%emt 0:00:49]} Bb6 {[%emt 0:01:12]} 6. Nc3 {[%emt 0:00:20]} d6 {[%emt 0:01:11]} 7. Qe2 {[%emt 0:01:55]} Be6 {[%emt 0:01:56]} 8. Be3 {[%emt 0:00:41]} Nf6 {[%emt 0:00:50]} 9. O-O-O {[%emt 0:01:45]} O-O {[%emt 0:00:25]} 10. f3 {[%emt 0:00:45]} Bxe3+ {[%emt 0:03:09]} 11. Qxe3 {[%emt 0:01:15]} a6 {[%emt 0:00:05]} 12. g4 {[%emt 0:01:54]} b5 {[%emt 0:02:45]} 13. g5 {[%emt 0:02:47]} Nd7 {[%emt 0:00:38]} 14. f4 {[%emt 0:00:37]} Nb6 {[%emt 0:11:57]} 15. Nd4 {[%emt 0:11:11]} Nxd4 {[%emt 0:17:14]} 16. Qxd4 {[%emt 0:00:14]} Re8 {[%emt 0:01:26]} 17. Rg1 {[%emt 0:07:47]} Qe7 {[%emt 0:05:10]} 18. f5 {[%emt 0:10:29]} Bd7 {[%emt 0:00:40]} 19. f6 {[%emt 0:10:59]} Qe5 {[%emt 0:00:27]} 20. fxg7 {[%emt 0:00:21]} Bc6 {[%emt 0:03:56]} 21. h4 {[%emt 0:07:17]} Kxg7 {[%emt 0:08:45]} 22. Bg2 {[%emt 0:03:34]} Qxd4 {[%emt 0:10:54]} 23. Rxd4 {[%emt 0:00:03]} f6 {[%emt 0:03:17]} 24. gxf6+ {[%emt 0:07:29]} Kxf6 {[%emt 0:02:51]} 25. Rdd1 {[%emt 0:02:02]} Ke5 {[%emt 0:07:46]} 26. Nd5 {[%emt 0:02:36]} Bxd5 {[%emt 0:00:04]} 27. exd5 {[%emt 0:00:05]} Nc4 {[%emt 0:00:31]} 28. Bh3 {[%emt 0:03:06]} Rg8 {[%emt 0:07:02]} 29. Rge1+ {[%emt 0:02:07]} Kf4 {[%emt 0:00:06]} 30. Rd4+ {[%emt 0:00:52]} Kg3 {[%emt 0:01:45]} 31. Be6 {[%emt 0:00:30]} Rgf8 {[%emt 0:00:34]} 32. b3 {[%emt 0:02:19]} Kf2 {[%emt 0:02:09]} 33. Rde4 {[%emt 0:01:33]} Ne5 {[%emt 0:00:22]} 34. R4e2+ {[%emt 0:00:47]} Kg3 {[%emt 0:03:21]} 35. Rg1+ {[%emt 0:00:42]} Kf3 {[%emt 0:00:59]} 36. Kd2 {[%emt 0:00:43]} h5 {[%emt 0:00:11]} 37. Rg5 {[%emt 0:06:01]} Rf4 {[%emt 0:00:06]} 38. Rxh5 {[%emt 0:00:11]} Raf8 {[%emt 0:01:18]} 39. Re3+ {[%emt 0:00:48]} Kf2 {[%emt 0:00:56]} 40. Rc3 {[%emt 0:00:00]} Rd4+ {[%emt 0:00:00]} 41. Kc1 {[%emt 0:01:17]} b4 {[%emt 0:08:31]} 42. Rxc7 {[%emt 0:01:55]} Ke3 {[%emt 0:00:14]} 43. Rf5 {[%emt 0:03:16]} Rxf5 {[%emt 0:00:17]} 44. Bxf5 {[%emt 0:00:11]} Rxh4 {[%emt 0:00:17]} 45. Ra7 {[%emt 0:05:39]} Rh5 {[%emt 0:00:46]} 46. Bc8 {[%emt 0:04:41]} Rh1+ {[%emt 0:00:08]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.27"]
[White "Kobalia, Mikhail"]
[Black "Santos Ruiz, Miguel"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2627"]
[BlackElo "2554"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,91,13,27,5,10,11,18,0,15,15,19,0,0,0,0,0,23,16,33,9,14,21,34,11,20,24,50,45,36,20,22,24,20,17,24,27,42,47,49,50,48,27,25,37,130,106,104,24,162,140,262,89,89,46,74,25,35,35,38,10,9,10,10,0,0,0,0,0,0,0,0,0,0,0,0,0,7,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. O-O d6 6. a4 a5 7. c3 O-O 8. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32] C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} Be6 9. Bxe6 fxe6 10. Re1 $146 ({Predecessor:} 10. Nc4 Qe8 11. Be3 Bxe3 12. Nxe3 b6 13. Re1 Rd8 14. Qe2 Qf7 15. Nd2 {1-0 (26) Anand,V (2770)-Giri,A (2782) Leuven 2016}) 10... d5 11. Qb3 Qd7 12. Nf1 h6 13. Be3 Bd6 14. Ng3 Kh8 15. Qb5 b6 16. Rad1 Rae8 17. Bc1 Bc5 18. d4 exd4 19. e5 Nh7 20. cxd4 Bb4 21. Bd2 {Threatens to win with Bxb4.} Bxd2 22. Rxd2 Rf7 23. Rc1 Nb4 24. Ne1 Rc8 25. Nd3 $36 {[%mdl 2048] White is more active.} Qxb5 26. axb5 c5 27. dxc5 Nxd3 28. Rxd3 {aiming for c6.} Rxc5 ({Better is} 28... bxc5 $14 29. Ne2 Rb7) 29. Rxc5 $16 bxc5 $14 {[%mdl 4096] Endgame KRN-KRN} 30. Ra3 ({White should play} 30. Rc3 $1 $16) 30... Rf4 (30... Nf8 $1 $11) 31. Rxa5 $18 {b6 is the strong threat.} Ng5 {[#]} (31... g6 $16) 32. b6 $2 (32. Nh5 $1 $18 {[%cal Rh5f4]} Rb4 {[#]} 33. h4 $1 {[%mdl 512]}) 32... Rb4 $16 33. Rxc5 {And now f4! would win.} Rxb6 34. h4 Nf7 35. f4 g5 $1 36. Rc7 Kg8 {The position is equal.} 37. Nh5 {Black must now prevent hxg5.} gxf4 38. Nf6+ Kg7 39. Kf2 Rxb2+ (39... Kg6 $5 40. h5+ $8 Kg7 $11) 40. Kf3 Rb3+ 41. Kxf4 Rb4+ 42. Kg3 Rb3+ 43. Kg4 Rb4+ 44. Kh5 Rb2 45. g3 Rf2 46. Nxd5 {Accuracy: White = 42%, Black = 47%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.28"]
[White "Aryan Chopra"]
[Black "Paravyan, David"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "2540"]
[BlackElo "2627"]
[Annotator "TA"]
[PlyCount "152"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,152,0,0,-2,-1,-6,-15,-20,-25,0,-7,-2,-13,-2,-12,-6,-5,-6,-33,0,-5,6,-8,-9,-13,9,9,9,4,9,-17,-12,-17,-12,-37,-33,-35,-35,-57,-30,-41,-7,-21,-31,-20,-22,-18,0,-27,0,-21,-24,-26,-3,-42,-41,-42,-41,-36,0,-43,-15,-43,-42,-27,-39,-35,-31,-57,-59,-80,-87,-87,-77,-88,-31,-31,-31,-20,0,0,0,0,0,0,0,-8,-8,-8,0,-4,0,-78,-78,-78,-78,-91,-72,-72,-72,-73,-72,-79,-79,-165,0,0,0,-663,-536,-381,-262,-1704,-1692,-1693,-1647,-1552,-556,-1657,-1623,-1552,-1552,-1058,-1500,-1377,-1316,-1291,-1302,-1294,-1251,-1168,-1115,-6621,-5700,-29964,-29961,-29977,-29978,-29987,-29987,-29987,-29988,-29988,-29988]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. g3 Bc5 5. Bg2 d6 6. d3 a5 {C26: Vienna Game: 2...Nf6, sidelines} (6... a6 7. O-O h6 8. h3 Be6 9. Kh2 d5 10. exd5 Nxd5 11. Nxe5 Nxe5 12. d4 Nxc3 13. bxc3 Qf6 14. dxc5 Rd8 15. Qh5 g6 16. Qh4 Nf3+ 17. Bxf3 Qxf3 {½-½ (76) Kamsky,G (2670)-Shirov,A (2652) Sochi 2018}) 7. O-O O-O 8. Na4 $146 ({Predecessor:} 8. h3 h6 9. Be3 Bxe3 10. fxe3 Ne7 11. Nh4 c6 12. Kh2 Be6 13. d4 d5 14. Rxf6 gxf6 {0-1 (52) Utegaliev,A (2522)-Batchuluun,T (2525) Chengdu 2017}) 8... Ba7 {The position is equal.} 9. c4 Nd7 10. Nc3 Nc5 11. Be3 Bg4 12. Qd2 Ne6 13. Bxa7 Rxa7 14. Nb5 Ra6 15. Ne1 Ncd4 16. Nxd4 Nxd4 (16... exd4 $2 17. h3 $18) 17. Nc2 Nf3+ 18. Bxf3 $1 Bxf3 19. Qe3 Bh5 20. f4 f6 21. Rae1 Qd7 22. Qd2 b5 23. Ne3 Bf7 24. Rc1 Rb8 25. Rc2 Be6 26. Rfc1 exf4 27. gxf4 {f5 is the strong threat.} bxc4 28. dxc4 a4 29. Qd4 c5 30. Qd3 Rab6 31. Rb1 Kh8 32. Rd2 Qe8 33. Nd5 R6b7 34. Nc3 h6 35. Rg2 ({Not} 35. Qxd6 $2 Rd7 $19) 35... Qc6 36. Rd2 Rb4 37. Qxd6 Qxd6 38. Rxd6 Rxc4 39. Rxe6 Rxc3 $1 {[%mdl 64] [#] Remove Defender} 40. bxc3 Rxb1+ $15 {[%mdl 4096] Endgame KR-KR} 41. Kf2 Rb2+ 42. Kg3 Rc2 (42... a3 $17 43. Ra6 Rxa2) 43. Rc6 Rxc3+ 44. Kg4 Rc2 {aiming for ...a3.} 45. h4 a3 46. h5 Kh7 ({But not} 46... Rxa2 47. Rxc5 Rf2 48. Ra5 $15) 47. Rc8 c4 48. Kf5 Rh2 ({Don't do} 48... Rxa2 49. Rxc4 Rh2 50. Kg4 $17) 49. Kg4 Rxa2 50. Rxc4 Ra1 51. Kf5 (51. Ra4 $11) 51... Rh1 $17 52. Ra4 Rxh5+ 53. Kg4 Rb5 (53... Rc5 {feels hotter.} 54. Rxa3 h5+ 55. Kh4 Kh6 56. Ra6 Rc4) 54. Rxa3 h5+ 55. Kg3 g5 56. Ra6 Kg7 {And now ...Rb3+ would win.} 57. e5 (57. Ra7+ $17 {might work better.} Kh6 58. Ra6) 57... fxe5 $2 (57... gxf4+ $19 58. Kxf4 Rxe5) 58. fxg5 $11 Rb4 {Hoping for ...Rg4+.} 59. Kf3 $2 {[%mdl 8192] [#]} (59. Re6 $11) 59... Rf4+ $1 $19 60. Ke3 Rg4 61. Ra7+ $2 (61. Rb6) 61... Kg6 62. Ra8 Rxg5 63. Kf3 Rg4 (63... h4 $142 64. Rg8+ Kf5 65. Rf8+ Ke6 66. Re8+ Kf5 67. Rf8+ Ke6 68. Re8+ Kf6) 64. Rg8+ Kf5 65. Rf8+ Kg5 {( -> ...Rf4+)} 66. Re8 Rf4+ 67. Ke3 Kf5 68. Rf8+ Kg4 69. Rg8+ Kh4 70. Rg7 Rg4 71. Re7 Kg3 72. Rxe5 h4 {Black mates.} 73. Ke2 h3 74. Kf1 Rf4+ 75. Ke2 h2 76. Rg5+ Rg4 {Accuracy: White = 48%, Black = 59%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.29"]
[White "Grachev, Boris"]
[Black "Lobanov, Sergei"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2626"]
[BlackElo "2526"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,37,16,7,0,-2,-17,8,4,13,-4,8,0,8,10,0,-2,34,39,33,33,25,26,25,31,113,115,124,128,289,287]} 1. Nf3 {Ramirez Alvarez,Alejandro} d5 2. e3 c5 3. b3 Nc6 4. Bb5 Nf6 5. Ba3 $146 ({Predecessor:} 5. Bxc6+ bxc6 6. Bb2 e6 7. d3 Bd6 8. c4 O-O 9. Nc3 e5 10. e4 d4 11. Ne2 Nh5 12. Ng3 {1-0 (30) Nakamura,H (2776)-Karjakin,S (2760) Zuerich 2015 CBM 164 Extra [Ramirez Alvarez,Alejandro]}) 5... e6 6. Bxc6+ {A06: Réti Opening:1 Nf3 d5} bxc6 7. Nc3 Bd6 8. Na4 {The position is equal.} Qe7 9. d4 Nd7 10. O-O cxd4 11. Bxd6 Qxd6 12. exd4 c5 13. c4 Bb7 14. dxc5 Nxc5 15. b4 $36 {[%mdl 2048] Black is under pressure.} Nxa4 16. Qxa4+ Bc6 ({Black should try} 16... Qd7 $14 17. Qxd7+ Kxd7) 17. Qa6 $16 Qc7 18. Nd4 Bb7 $2 {[#]} (18... Bd7 $16 {was necessary.}) 19. Nb5 $1 {[%csl LRa7,LRc7] Precision: White = 76%, Black = 31%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.30"]
[White "Puranik, Abhimanyu"]
[Black "Van Foreest, Jorden"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "2538"]
[BlackElo "2618"]
[Annotator "ChessBase"]
[PlyCount "37"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:00]} c5 {[%emt 0:01:42]} 2. g3 {[%emt 0:00:00]} Nc6 {[%emt 0:01:03]} 3. Bg2 {[%emt 0:00:08]} d5 {[%emt 0:01:29]} 4. d4 {[%emt 0:00:38]} Nf6 {[%emt 0:01:48]} 5. O-O {[%emt 0:00:12]} e6 {[%emt 0:01:50]} 6. c4 {[%emt 0:00:24]} dxc4 {[%emt 0:00:11]} 7. dxc5 {[%emt 0:00:44]} Qxd1 {[%emt 0:00:19]} 8. Rxd1 {[%emt 0:00:04]} Bxc5 {[%emt 0:00:06]} 9. Nbd2 {[%emt 0:00:15]} c3 {[%emt 0:00:06]} 10. bxc3 {[%emt 0:00:04]} O-O {[%emt 0:00:07]} 11. Nb3 {[%emt 0:00:27]} Be7 {[%emt 0:00:06]} 12. c4 {[%emt 0:00:51]} Bd7 {[%emt 0:00:43]} 13. Bb2 {[%emt 0:00:54]} Rfd8 {[%emt 0:00:18]} 14. Nfd4 {[%emt 0:00:54]} Rac8 {[%emt 0:00:06]} 15. Nb5 {[%emt 0:00:51]} b6 {[%emt 0:00:05]} 16. Nd6 {[%emt 0:04:13]} Bxd6 {[%emt 0:00:06]} 17. Rxd6 {[%emt 0:00:03]} Be8 {[%emt 0:00:08]} 18. Rxd8 {[%emt 0:06:39]} Nxd8 {[%emt 0:01:46]} 19. Rc1 {[%emt 0:06:11]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.31"]
[White "Xu, Yinglun"]
[Black "Goganov, Aleksey"]
[Result "1-0"]
[ECO "D14"]
[WhiteElo "2512"]
[BlackElo "2612"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 28,107,-31,-29,-32,-44,-36,-33,-26,-36,-15,-28,34,33,35,30,92,95,96,103,166,162,153,175,189,194,193,192,192,179,197,191,189,197,196,184,197,197,197,197,197,197,197,197,197,197,216,197,206,197,436,436,436,432,395,373,391,377,344,344,344,313,751,743,795,785,614,599,1825,1558,29965,29966,29965,29964,29967,29968,29966,29968,29985,29986,29986,29987]} 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nc6 5. Nf3 Nf6 6. Bf4 Bf5 7. e3 e6 8. Bd3 Bxd3 9. Qxd3 Be7 10. h3 O-O 11. O-O Rc8 12. Rac1 a6 13. Ne5 Nxe5 {D13: Slav Defence: Exchange variation without ...Bf5} 14. Bxe5 Nd7 {[%cal Bf6d7,Bd7b6,Bb6c4][%mdl 32]} 15. Bg3 {LiveBook: 4 Games} Qa5 {Black has an edge.} (15... Nb6 16. Rc2 Qd7 17. Rfc1 Nc4 18. Nd1 Rc6 19. b3 Na5 20. Qd2 Rfc8 21. Nb2 {½-½ (97) Timofeev,A (2593)-Hovhannisyan,R (2636) Moscow 2016}) 16. Qb1 Nb6 17. Rfd1 Nc4 18. Rc2 $146 ({Predecessor:} 18. Ne2 Qb5 19. Qd3 Nxb2 20. Qxb5 axb5 21. Rf1 {0-1 (29) Ushakova,I (2205)-Olbrich,M (2280) Moscow 1994}) 18... Rc6 19. e4 dxe4 (19... Nb6 $11) 20. d5 $1 $14 {[%cal Rd5c6]} exd5 $1 21. Nxd5 Bd8 {[#]} (21... Bg5 $11) 22. Bc7 $1 $36 {[%cal Rc7a5][%mdl 2048] Keeping Black busy.} Rxc7 23. Nxc7 Qxc7 (23... e3 $16 24. Rxc4 exf2+ 25. Kxf2 Bxc7) 24. b3 $18 e3 25. fxe3 ({Not} 25. bxc4 exf2+ 26. Rxf2 Qc5 $11) 25... Qg3 26. Rxc4 Qxe3+ 27. Kh1 Bf6 28. Qe4 Qf2 29. Qc2 Qg3 30. Rc8 {[#] White wants to mate with Rxf8+.} g6 31. Qd3 Qg5 32. Rxf8+ Kxf8 33. Qd5 Qxd5 34. Rxd5 {[%mdl 4096] Endgame KR-KB} Ke7 35. g4 Ke6 36. Rd1 Be5 37. Kg2 b6 38. Kf3 f5 $2 (38... Bd6 {was necessary.} 39. Rc1 Kd7) 39. gxf5+ Kxf5 40. Rd7 h5 41. Rf7+ Ke6 42. Rb7 Bd4 43. Ke4 Bf2 44. Rc7 g5 $2 (44... a5 45. Rc6+ Kf7) 45. Rc6+ Kd7 46. Rf6 Bc5 47. Rg6 g4 48. hxg4 hxg4 49. Kd5 {White mates.} Bf2 50. Rg7+ Kc8 51. Kc6 {[%cal Rg7g8]} Kb8 52. Rxg4 b5 53. a4 bxa4 54. Rxa4 {Precision: White = 86%, Black = 35%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.32"]
[White "Liu, Yan"]
[Black "Esipenko, Andrey"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2498"]
[BlackElo "2603"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,56,0,12,2,33,-23,-23,-27,-21,-23,-16,-33,-13,-18,0,-5,0,-15,-5,0,6,-7,0,0,37,0,0,0,0,0,0,0,14,0,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 c5 5. g3 d6 6. Bg2 e5 7. d3 O-O 8. O-O Nc6 9. Nc3 Ne8 10. Nd2 {A38: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3 Nf6} Nc7 {LiveBook: 8 Games} 11. Nd5 (11. a3 a5 12. e3 Rb8 13. Nd5 b5 14. Qc2 Be6 15. Rae1 f5 16. f4 bxc4 17. dxc4 e4 18. Bxg7 Kxg7 {½-½ (70) Artemiev,V (2709)-Carlsen,M (2835) St Petersburg 2018}) 11... Nxd5 $146 ({Predecessor:} 11... Be6 12. a3 Rb8 13. Bc3 a5 14. e3 f5 15. Rb1 Bf7 16. b4 axb4 17. axb4 Nxd5 18. cxd5 Nxb4 19. Bxb4 cxb4 20. Rxb4 {0-1 (44) Hulak,K (2475)-Lalic,B (2495) Sarajevo 1988}) 12. Bxd5 ({Better is} 12. cxd5 $14 Nd4 13. e3) 12... Bh3 13. Re1 Qd7 14. Nb1 Ne7 15. Bh1 Rab8 16. Nc3 a6 17. e3 b5 18. Rb1 Be6 19. Qd2 f5 20. a4 b4 21. Nd5 g5 22. Nxe7+ Qxe7 {The position is equal.} 23. d4 Rbd8 24. dxc5 dxc5 25. Bd5 e4 26. Bxg7 Kxg7 27. Qb2+ Kf7 28. Rbd1 Qf6 {Precision: White = 42%, Black = 47%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.33"]
[White "Safarli, Eltaj"]
[Black "Murzin, Volodar"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "2681"]
[BlackElo "2337"]
[Annotator "TA"]
[PlyCount "132"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,132,20,27,30,36,17,28,30,31,31,36,12,21,9,14,26,26,14,14,2,16,13,10,10,21,20,15,0,0,0,0,-14,7,7,7,-23,7,7,7,4,5,1,7,0,0,0,0,0,14,14,37,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c6 2. d3 d5 3. Nd2 g6 4. Ngf3 Bg7 5. d4 dxe4 6. Nxe4 {B10: Caro-Kann: 2 d3 and 2 c4} Nd7 7. Bc4 Ngf6 8. Nxf6+ {White has an edge.} Nxf6 9. O-O O-O 10. h3 b6 11. Qe2 Bb7 12. Re1 e6 13. Bg5 $146 Qc7 14. Qe5 Nd5 15. Qxc7 Nxc7 16. c3 Nd5 17. Nd2 Bf6 18. h4 Bg7 19. Bxd5 cxd5 20. Bf4 Rac8 21. h5 Rfe8 22. g4 f6 23. hxg6 hxg6 24. g5 fxg5 25. Be5 g4 26. Kg2 Ba6 27. Kg3 Bd3 28. Kxg4 Bf5+ 29. Kg3 Bxe5+ (29... Kf7 {feels hotter.} 30. Nf3 Bf6 31. Rh1 Rh8 32. Rag1 b5) 30. Rxe5 Kg7 {The position is equal.} 31. Nf1 Rh8 32. Ne3 Kf7 33. Re1 Rh6 34. Ng4 Rh5 35. R5e2 Rch8 {[#] Hoping for ...Rh3+.} 36. Ne5+ Kf6 37. f3 Rh3+ 38. Kf2 g5 39. Rg1 Rh2+ 40. Rg2 Rh1 41. Re1 Rxe1 42. Kxe1 $11 {[%mdl 4096] Endgame KRB-KRN} Rh1+ 43. Kf2 Rb1 44. Kg3 Rh1 45. a3 Rh3+ 46. Kf2 Rh1 47. Nc6 a5 48. Ne5 b5 49. Nc6 a4 50. Ne5 Rb1 51. Kg3 Rh1 52. Rd2 Rg1+ 53. Kh2 Re1 54. Kg2 Rb1 55. Kf2 Rh1 56. Kg3 Rg1+ 57. Kh2 Re1 58. Kg2 Rb1 59. Nc6 Bg6 60. Kg3 Rg1+ 61. Rg2 Rb1 62. Rf2 Rg1+ 63. Rg2 Rb1 64. Ne5 Bf5 65. Rh2 Rg1+ 66. Rg2 Rb1 {Accuracy: White = 81%, Black = 81%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.34"]
[White "Maghsoodloo, Parham"]
[Black "Tahbaz, Arash"]
[Result "1-0"]
[ECO "D56"]
[WhiteElo "2666"]
[BlackElo "2484"]
[Annotator "ChessBase"]
[PlyCount "79"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:01:08]} Nf6 {[%emt 0:07:19]} 2. c4 {[%emt 0:00:09]} e6 {[%emt 0:00:06]} 3. Nf3 {[%emt 0:00:04]} d5 {[%emt 0:01:04]} 4. Nc3 {[%emt 0:00:07]} Be7 {[%emt 0:00:04]} 5. Bg5 {[%emt 0:00:06]} h6 {[%emt 0:00:05]} 6. Bh4 {[%emt 0:00:06]} O-O {[%emt 0:00:05]} 7. Qc2 {[%emt 0:00:03]} Ne4 {[%emt 0:03:49]} 8. Bxe7 {[%emt 0:01:33]} Qxe7 {[%emt 0:00:02]} 9. e3 {[%emt 0:00:18]} Nxc3 10. Qxc3 {[%emt 0:02:14]} dxc4 {[%emt 0:23:11]} 11. Bxc4 {[%emt 0:00:19]} b6 {[%emt 0:00:04]} 12. O-O {[%emt 0:01:35]} Bb7 {[%emt 0:04:42]} 13. Be2 {[%emt 0:00:08]} Rc8 {[%emt 0:00:09]} 14. b4 {[%emt 0:00:18]} Nd7 {[%emt 0:01:44]} 15. Rfc1 {[%emt 0:04:32]} c5 {[%emt 0:01:28]} 16. dxc5 {[%emt 0:02:18]} bxc5 {[%emt 0:00:03]} 17. b5 {[%emt 0:00:04]} a6 {[%emt 0:11:10]} 18. a4 {[%emt 0:01:18]} axb5 {[%emt 0:00:08]} 19. Bxb5 {[%emt 0:00:31]} Bc6 {[%emt 0:05:33]} 20. Bxc6 {[%emt 0:02:50]} Rxc6 {[%emt 0:03:05]} 21. Nd2 {[%emt 0:01:39]} c4 {[%emt 0:07:34]} 22. a5 {[%emt 0:00:16]} Nf6 {[%emt 0:04:09]} 23. e4 {[%emt 0:04:18]} Rca6 {[%emt 0:04:14]} 24. Ra2 {[%emt 0:11:42]} Qc5 {[%emt 0:02:13]} 25. e5 {[%emt 0:06:27]} Nd5 {[%emt 0:02:08]} 26. Qxc4 {[%emt 0:00:30]} Qxc4 {[%emt 0:00:11]} 27. Nxc4 {[%emt 0:14:17]} Rc6 {[%emt 0:02:02]} 28. g3 {[%emt 0:00:26]} Rc5 {[%emt 0:07:21]} 29. Kg2 {[%emt 0:04:20]} Ra7 {[%emt 0:02:36]} 30. h4 {[%emt 0:01:58]} h5 {[%emt 0:00:55]} 31. Ra3 {[%emt 0:01:11]} g6 {[%emt 0:00:42]} 32. Raa1 {[%emt 0:02:31]} Nb4 {[%emt 0:02:34]} 33. Nd6 {[%emt 0:02:06]} Rxe5 {[%emt 0:01:05]} 34. Rc4 {[%emt 0:01:35]} Nd3 {[%emt 0:00:59]} 35. Rc8+ {[%emt 0:05:37]} Kh7 {[%emt 0:00:56]} 36. a6 {[%emt 0:00:13]} Rc5 {[%emt 0:02:44]} 37. Ra3 {[%emt 0:06:25]} Rd5 {[%emt 0:00:29]} 38. Nxf7 {[%emt 0:01:23]} Nb4 {[%emt 0:01:42]} 39. Ng5+ {[%emt 0:00:27]} Kg7 {[%emt 0:00:02]} 40. Rc7+ {[%emt 0:00:00]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.35"]
[White "Flom, Gabriel"]
[Black "Lalith Babu M R"]
[Result "1/2-1/2"]
[ECO "E48"]
[WhiteElo "2460"]
[BlackElo "2556"]
[Annotator "ChessBase"]
[PlyCount "108"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:09:59]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:10]} e6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:11]} Bb4 {[%emt 0:00:07]} 4. e3 {[%emt 0:00:09]} O-O {[%emt 0:00:09]} 5. Bd3 {[%emt 0:00:13]} d5 {[%emt 0:00:10]} 6. cxd5 {[%emt 0:00:24]} exd5 {[%emt 0:01:46]} 7. Nge2 {[%emt 0:00:09]} Re8 {[%emt 0:03:17]} 8. O-O {[%emt 0:00:20]} b6 {[%emt 0:04:09]} 9. f3 {[%emt 0:00:17]} Bb7 {[%emt 0:00:32]} 10. g4 {[%emt 0:01:28]} c5 {[%emt 0:02:49]} 11. a3 {[%emt 0:18:18]} Bxc3 {[%emt 0:05:09]} 12. bxc3 {[%emt 0:00:13]} Ba6 {[%emt 0:02:24]} 13. Ng3 {[%emt 0:00:36]} Bxd3 {[%emt 0:01:28]} 14. Qxd3 {[%emt 0:00:08]} Nc6 {[%emt 0:00:31]} 15. Ra2 {[%emt 0:11:02]} Rc8 {[%emt 0:02:12]} 16. h4 {[%emt 0:00:16]} Qc7 {[%emt 0:11:45]} 17. Rg2 {[%emt 0:00:11]} Ne7 {[%emt 0:02:14]} 18. g5 {[%emt 0:04:48]} Nd7 {[%emt 0:00:28]} 19. h5 {[%emt 0:08:58]} cxd4 {[%emt 0:01:34]} 20. cxd4 {[%emt 0:00:08]} Qc4 {[%emt 0:02:20]} 21. Qb1 {[%emt 0:02:42]} Rc6 {[%emt 0:00:39]} 22. Bd2 {[%emt 0:03:29]} Qc2 {[%emt 0:05:13]} 23. Qxc2 {[%emt 0:02:45]} Rxc2 {[%emt 0:00:05]} 24. Bb4 {[%emt 0:00:07]} Rc6 {[%emt 0:06:37]} 25. Rff2 {[%emt 0:04:51]} g6 {[%emt 0:06:07]} 26. Rc2 {[%emt 0:05:35]} Rxc2 {[%emt 0:03:27]} 27. Rxc2 {[%emt 0:00:08]} Rc8 {[%emt 0:00:09]} 28. Rxc8+ {[%emt 0:17:47]} Nxc8 {[%emt 0:00:06]} 29. hxg6 {[%emt 0:00:13]} hxg6 {[%emt 0:00:15]} 30. Ne2 {[%emt 0:00:21]} a5 {[%emt 0:01:13]} 31. Bd2 {[%emt 0:00:09]} f6 {[%emt 0:00:54]} 32. Nc3 {[%emt 0:01:00]} Ne7 {[%emt 0:00:45]} 33. gxf6 {[%emt 0:03:38]} Nxf6 {[%emt 0:00:08]} 34. Be1 {[%emt 0:00:26]} g5 {[%emt 0:04:13]} 35. Bg3 {[%emt 0:03:16]} g4 {[%emt 0:00:35]} 36. Kf2 {[%emt 0:01:38]} gxf3 {[%emt 0:00:27]} 37. Kxf3 {[%emt 0:00:27]} Kf7 {[%emt 0:00:17]} 38. Bc7 {[%emt 0:00:37]} Nd7 {[%emt 0:00:29]} 39. Bd8 {[%emt 0:00:52]} Nc6 {[%emt 0:00:44]} 40. Bc7 {[%emt 0:00:00]} Ke6 {[%emt 0:00:00]} 41. Ke2 {[%emt 0:00:17]} Ne7 {[%emt 0:04:24]} 42. Kd3 {[%emt 0:02:14]} Kf5 {[%emt 0:07:40]} 43. Nb5 {[%emt 0:04:59]} Ke6 {[%emt 0:01:42]} 44. Bd8 {[%emt 0:07:03]} Nc8 {[%emt 0:04:03]} 45. Bc7 {[%emt 0:02:08]} Ne7 {[%emt 0:01:16]} 46. Na7 {[%emt 0:01:35]} Kf5 {[%emt 0:03:15]} 47. Ke2 {[%emt 0:00:54]} Ke6 {[%emt 0:00:09]} 48. Kf3 {[%emt 0:01:05]} Kf5 {[%emt 0:00:09]} 49. Bd8 {[%emt 0:00:54]} Ke6 {[%emt 0:00:19]} 50. Kf4 {[%emt 0:03:45]} Ng6+ {[%emt 0:02:32]} 51. Kf3 {[%emt 0:01:58]} Ne7 {[%emt 0:00:08]} 52. Nb5 {[%emt 0:01:12]} Nc8 {[%emt 0:02:44]} 53. Bh4 {[%emt 0:02:06]} Nf8 {[%emt 0:02:26]} 54. Bg3 {[%emt 0:02:27]} Kd7 {[%emt 0:01:12] Ke4} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.36"]
[White "Jumabayev, Rinat"]
[Black "Gavrilescu, David"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2604"]
[BlackElo "2479"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,43,11,12,-25,1,0,28,0,88,90,208,222,208,258,263,209,444,443,437,402,397,407,401,389,492,222,983,1211,1201,1191,1008,989]} 1. c4 e6 2. Nf3 d5 3. e3 Nf6 4. b3 Be7 5. Bb2 O-O 6. Nc3 dxc4 {A13: English Opening: 1...e6} 7. Bxc4 c5 {LiveBook: 8 Games} 8. h4 Nc6 $146 {Black has an edge.} ({Predecessor:} 8... a6 9. Qb1 b5 10. Be2 Bb7 11. Ng5 Nbd7 12. Bf3 Bxf3 13. Nxf3 Rc8 14. Ne2 {0-1 (59) Nepomniachtchi,I (2763)-Yu,Y (2764) St Petersburg 2018}) 9. Qb1 Nd5 10. g4 f6 (10... Nb6 $11) 11. Qe4 $16 {Strongly threatening Ng5!} Nc7 {[#]} (11... Nb6 $16) 12. Ng5 $1 $18 fxg5 13. hxg5 g6 14. f4 $40 {[%mdl 128] aiming for Nb5. White is out for blood.} Rf7 $2 (14... Qd7) 15. Nb5 Bf8 {Threatening ...Bg7.} 16. Nxc7 Qxc7 {[#]} 17. Qxg6+ $1 {[%mdl 512]} Rg7 (17... hxg6 18. Rh8#) 18. Qe4 Nb4 19. g6 (19. Bxg7 $142 Qxg7 20. Ke2) 19... hxg6 $2 ({Wrong is} 19... Rxg6 $2 {[#]} 20. Qxg6+ $1 {[%mdl 512]} hxg6 21. Rh8+ Kf7 22. Rh7+ Kg8 23. Rxc7 $18) (19... Qc6 20. gxh7+ Kh8 21. Qxc6 Nxc6) 20. Bxe6+ {White is clearly winning.} ({Less strong is} 20. Bxg7 Bxg7 21. Qxg6 Kf8 $18) 20... Bxe6 21. Qxe6+ Qf7 {[#]} 22. Rh8+ $1 {[%mdl 512] Precision: White = 68%, Black = 15%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.37"]
[White "Harika, Dronavalli"]
[Black "Narayanan, Srinath"]
[Result "1/2-1/2"]
[ECO "A35"]
[WhiteElo "2471"]
[BlackElo "2572"]
[Annotator "ChessBase"]
[PlyCount "30"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:02:20]} c5 {[%emt 0:00:45]} 2. c4 {[%emt 0:00:17]} Nc6 {[%emt 0:00:05]} 3. Nc3 {[%emt 0:00:40]} Nf6 {[%emt 0:00:25]} 4. g3 {[%emt 0:00:54]} d5 {[%emt 0:01:37]} 5. cxd5 {[%emt 0:01:57]} Nxd5 {[%emt 0:00:07]} 6. Nxd5 Qxd5 {[%emt 0:00:10]} 7. Bg2 {[%emt 0:05:59]} g6 {[%emt 0:00:50]} 8. O-O {[%emt 0:01:25]} Bg7 {[%emt 0:00:06]} 9. d3 {[%emt 0:00:08]} O-O {[%emt 0:00:48]} 10. Be3 {[%emt 0:01:10]} Bd7 {[%emt 0:00:21]} 11. Nd4 {[%emt 0:01:37]} Qd6 {[%emt 0:00:13]} 12. Nxc6 {[%emt 0:00:20]} Bxc6 {[%emt 0:00:04]} 13. Bxc6 {[%emt 0:00:07]} Qxc6 {[%emt 0:00:04]} 14. Rc1 {[%emt 0:00:22]} Qa6 {[%emt 0:00:13]} 15. Rxc5 {[%emt 0:00:58]} b6 {[%emt 0:00:07]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.38"]
[White "Warmerdam, Max"]
[Black "Ghaem Maghami, Ehsan"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2450"]
[BlackElo "2540"]
[Annotator "ChessBase"]
[PlyCount "59"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:20]} c6 {[%emt 0:13:15]} 2. d4 {[%emt 0:00:33]} d5 {[%emt 0:00:08]} 3. exd5 {[%emt 0:00:07]} cxd5 {[%emt 0:00:06]} 4. Bd3 {[%emt 0:00:04]} Nc6 {[%emt 0:00:22]} 5. c3 {[%emt 0:00:08]} Nf6 {[%emt 0:01:06]} 6. Bf4 {[%emt 0:00:07]} g6 {[%emt 0:04:28]} 7. Nf3 {[%emt 0:00:41]} Bg4 {[%emt 0:03:19]} 8. Nbd2 {[%emt 0:00:48]} Qc8 {[%emt 0:02:38]} 9. O-O {[%emt 0:05:16]} Bg7 {[%emt 0:00:12]} 10. Re1 {[%emt 0:01:58]} O-O {[%emt 0:00:10]} 11. h3 {[%emt 0:02:09]} Bf5 {[%emt 0:00:06]} 12. Bb5 {[%emt 0:07:31]} Re8 {[%emt 0:05:50]} 13. Nh4 {[%emt 0:03:02]} Bd7 {[%emt 0:00:48]} 14. Bd3 {[%emt 0:00:41]} Qd8 {[%emt 0:08:51]} 15. Bh2 {[%emt 0:07:26]} e6 {[%emt 0:03:44]} 16. Nhf3 {[%emt 0:00:55]} a6 {[%emt 0:11:53]} 17. a4 {[%emt 0:04:23]} Bc8 {[%emt 0:10:15]} 18. Nb3 {[%emt 0:31:17]} Nd7 {[%emt 0:03:44]} 19. a5 {[%emt 0:01:43]} b6 {[%emt 0:03:41]} 20. axb6 {[%emt 0:01:05]} Qxb6 {[%emt 0:01:17]} 21. Ra2 {[%emt 0:01:49]} Bb7 {[%emt 0:05:48]} 22. Bf1 {[%emt 0:04:24]} a5 {[%emt 0:05:08]} 23. Bf4 {[%emt 0:02:58]} Ba6 {[%emt 0:01:41]} 24. Bxa6 {[%emt 0:00:22]} Rxa6 {[%emt 0:02:37]} 25. Nbd2 {[%emt 0:00:29]} Qb7 {[%emt 0:03:12]} 26. Qa4 {[%emt 0:01:30]} Rb6 {[%emt 0:02:37]} 27. Rea1 {[%emt 0:03:18]} Rc8 {[%emt 0:00:17]} 28. Rb1 {[%emt 0:02:07]} Rb5 {[%emt 0:01:26]} 29. Qd1 {[%emt 0:01:38]} a4 {[%emt 0:01:04]} 30. Ne1 {[%emt 0:04:53]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.39"]
[White "Raja Rithvik R"]
[Black "Stupak, Kirill"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2443"]
[BlackElo "2537"]
[Annotator "NA"]
[PlyCount "12"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:26]} d5 {[%emt 0:01:34]} 2. d4 {[%emt 0:00:09]} c5 {[%emt 0:00:38]} 3. c4 {[%emt 0:00:42]} cxd4 {[%emt 0:00:14]} 4. cxd5 {[%emt 0:00:07]} Nf6 {[%emt 0:02:37]} 5. Qxd4 {[%emt 0:00:21]} Qxd5 {[%emt 0:00:03]} 6. Nc3 {[%emt 0:00:06]} Qxd4 {[%emt 0:00:59]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.23"]
[Round "5.40"]
[White "Arjun Kalyan"]
[Black "Praggnanandhaa R"]
[Result "0-1"]
[ECO "B66"]
[WhiteElo "2444"]
[BlackElo "2532"]
[Annotator "ChessBase"]
[PlyCount "100"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:04:33]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:22]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:04]} 5. Nc3 {[%emt 0:00:00]} d6 {[%emt 0:00:02]} 6. Bg5 {[%emt 0:00:07]} e6 {[%emt 0:00:04]} 7. Qd2 {[%emt 0:00:17]} a6 {[%emt 0:00:05]} 8. O-O-O {[%emt 0:00:11]} Be7 {[%emt 0:00:04]} 9. f3 {[%emt 0:03:03]} Nxd4 {[%emt 0:00:06]} 10. Qxd4 {[%emt 0:00:04]} O-O {[%emt 0:00:08]} 11. h4 {[%emt 0:01:45]} b5 {[%emt 0:00:14]} 12. Qd2 {[%emt 0:00:47]} Bb7 {[%emt 0:00:53]} 13. Ne2 {[%emt 0:01:40]} Rc8 {[%emt 0:02:02]} 14. Nd4 {[%emt 0:02:42]} Nd7 {[%emt 0:03:06]} 15. Kb1 {[%emt 0:24:23]} Re8 {[%emt 0:04:28]} 16. Nb3 {[%emt 0:14:39]} d5 {[%emt 0:10:52]} 17. Na5 {[%emt 0:17:56]} Ba8 {[%emt 0:01:14]} 18. exd5 {[%emt 0:00:17]} Bxd5 {[%emt 0:01:18]} 19. c4 {[%emt 0:02:13]} bxc4 {[%emt 0:02:50]} 20. Bxc4 {[%emt 0:01:37]} Nf6 {[%emt 0:11:07]} 21. Bxd5 {[%emt 0:07:13]} Nxd5 {[%emt 0:02:01]} 22. Bxe7 {[%emt 0:01:21]} Rxe7 {[%emt 0:01:51]} 23. Rc1 {[%emt 0:01:27]} Rec7 {[%emt 0:01:02]} 24. Rxc7 {[%emt 0:01:39]} Rxc7 {[%emt 0:00:16]} 25. Nb3 {[%emt 0:00:51]} h6 {[%emt 0:03:05]} 26. Qd4 {[%emt 0:04:53]} Qd6 {[%emt 0:09:23]} 27. Rc1 {[%emt 0:01:36]} Rxc1+ {[%emt 0:01:52]} 28. Nxc1 {[%emt 0:00:02]} Qg3 {[%emt 0:06:54]} 29. Qc4 {[%emt 0:07:21]} Qxg2 {[%emt 0:07:33]} 30. Qc8+ {[%emt 0:01:33]} Kh7 {[%emt 0:00:08]} 31. Qxa6 {[%emt 0:00:04]} Qxf3 {[%emt 0:04:04]} 32. Qd3+ {[%emt 0:00:08]} Qxd3+ {[%emt 0:00:18]} 33. Nxd3 {[%emt 0:00:01]} g5 {[%emt 0:05:44]} 34. hxg5 {[%emt 0:00:10]} hxg5 {[%emt 0:00:11]} 35. Kc2 {[%emt 0:01:08]} Kg6 {[%emt 0:01:53]} 36. a4 {[%emt 0:02:03]} Kf5 {[%emt 0:03:08]} 37. Kd2 {[%emt 0:00:30]} Ke4 {[%emt 0:03:47]} 38. a5 {[%emt 0:01:48]} Nc7 {[%emt 0:01:45]} 39. Ke2 {[%emt 0:00:12]} Kd4 {[%emt 0:03:01]} 40. Ne1 {[%emt 0:00:00]} g4 {[%emt 0:00:00]} 41. Kf2 {[%emt 0:02:49]} Kc4 {[%emt 0:07:50]} 42. Kg3 {[%emt 0:00:40]} f5 {[%emt 0:00:18]} 43. Ng2 {[%emt 0:00:50]} Kb5 {[%emt 0:02:51]} 44. Kf4 {[%emt 0:00:07]} Kxa5 {[%emt 0:01:00]} 45. Ke5 {[%emt 0:00:02]} Kb6 {[%emt 0:05:00]} 46. Kd6 {[%emt 0:00:05]} Nd5 {[%emt 0:02:35]} 47. Kxe6 {[%emt 0:00:12]} f4 {[%emt 0:00:09]} 48. Kxd5 {[%emt 0:01:15]} f3 {[%emt 0:00:06]} 49. Ne3 {[%emt 0:00:49]} g3 {[%emt 0:00:08]} 50. Nc4+ {[%emt 0:00:39]} Kc7 {[%emt 0:00:27]} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.1"]
[White "Tabatabaei, M.amin"]
[Black "Sasikiran, Krishnan"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "2590"]
[BlackElo "2678"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,45,45,39,40,38,34,29,43,35,49,23,54,19,19,16,18,26,8,0,21,0,31,27,15,0,23,-6,-1,-8,-6,-22]} 1. Nf3 g6 2. e4 Bg7 3. d4 d6 4. Nc3 Nf6 5. Be2 O-O 6. O-O c6 7. h3 Nbd7 8. Bf4 Qc7 9. e5 dxe5 {B08: Pirc Defence: Classical System} 10. Nxe5 Nxe5 11. Bxe5 Qb6 {White has an edge.} 12. Na4 Qa5 13. c3 (13. c4 Ne8 14. c5 Be6 15. b4 Qxb4 16. Rb1 Qa5 17. Nb2 Bxe5 18. dxe5 {0-1 (28) Yermolinsky,A (2506)-Amonatov,F (2614) Arica 2018}) 13... Nd7 14. Bxg7 (14. b4 {seems wilder.} Qd8 15. Bxg7 Kxg7 16. Re1 Qc7 17. Qd2) 14... Kxg7 15. Re1 $146 ({Predecessor:} 15. Bf3 Rd8 16. b4 Qg5 17. Qc1 Qxc1 18. Rfxc1 {0-1 (55) Harman,K (1585)-Krongraf,H ICCF email 2014}) 15... e5 16. b4 Qc7 17. dxe5 Nxe5 18. Qd4 {[#] Black must now prevent f4.} Rd8 19. Qf4 f6 20. Nb2 a5 21. Nd3 Bf5 22. Nxe5 Qxe5 23. Qxe5 {Accuracy: White = 41%, Black = 81%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.2"]
[White "Kulaots, Kaido"]
[Black "Chigaev, Maksim"]
[Result "1/2-1/2"]
[ECO "C91"]
[WhiteElo "2542"]
[BlackElo "2613"]
[Annotator "TA"]
[PlyCount "139"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,139,14,18,0,0,0,0,0,13,8,22,0,-4,-13,-18,-27,0,0,0,0,0,-4,10,0,0,5,127,142,226,212,238,221,452,444,468,470,1014,1015,1006,992,1370,-49,-52,-379,-377,-331,268,252,264,256,252,268,260,261,253,248,246,248,229,197,188,179,169,151,97,33,14,15,41,0,0,0,16,0,0,0,0,0,0,0,0,0,0,-8,-8,-8,-8,-268,344,344,297,207,207,189,546,435,1475,1378,5073,5073,5057,1378,4804,4566,4486,1479,1479,1471,1443,1410,1410,1395,1363,28,28,28,28,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. Be3 Bh5 11. h3 {C91: Closed Ruy Lopez: 7...d6 8 c3 0-0 9 d4} exd4 (11... Nxe4 $2 12. Bd5 $18) (11... a5 12. a4 exd4 13. Bxd4 b4 14. Nbd2 Rb8 15. Rc1 Nd7 16. Qc2 bxc3 17. bxc3 Nce5 18. Nxe5 dxe5 {½-½ (33) Grandelius,N (2651)-Morozevich,A (2665) Malmo 2018}) 12. cxd4 Na5 13. Nbd2 Nxb3 14. axb3 Bg6 15. Bf4 $146 ({Predecessor:} 15. Nh4 Bxe4 16. Nxe4 Nxe4 17. Nf5 Bf6 18. Qg4 d5 19. Bh6 {½-½ (73) Pezo,E (2265)-Harabor,M (2325) ICCF email 2009}) 15... d5 {[%cal Rd5e4]} 16. e5 Ne4 17. Nf1 f6 18. Rc1 fxe5 19. Bxe5 Rc8 20. Rc6 a5 21. Qc1 {[%cal Rc6c7]} Bb4 22. Re2 {[%cal Re5c7]} Rxf3 (22... Rf7 $11) 23. gxf3 $16 Ng5 (23... Nd6 $16) 24. Re3 $18 (24. Bxc7 $2 Nxf3+ 25. Kg2 Qd7 $19) (24. Rxc7 Rxc7 25. Qxc7 Qxc7 $11) 24... Nxh3+ 25. Kg2 $1 {[%cal Rg2h3]} Bf5 $2 (25... Ng5 26. Ng3 (26. Rxc7 Rxc7 27. Qxc7 Qxc7 $16) 26... Qd7 27. Rxc7 Rxc7 28. Qxc7 Qxc7 29. Bxc7 Bf7) 26. f4 Qh4 27. Rg3 Bd6 (27... Bf8 $142 28. Qe3 a4 29. Rxh3 Qxh3+ 30. Qxh3 Bxh3+ 31. Kxh3 axb3) 28. Bxd6 {[%mdl 64] Pin} Re8 29. Ne3 $1 {[%cal Re3f5]} (29. Rxc7 Be4+ 30. f3 Bxf3+ $1 {[%mdl 512]} 31. Kxf3 Qh5+ 32. Rg4 Ng1+ 33. Kg3 Qh3+ 34. Kf2 Re2+ 35. Kxg1 Qxg4+ 36. Ng3 Qxg3+ 37. Kh1 Qh2#) 29... cxd6 {[#]} 30. Nxf5 $2 (30. Rxg7+ $1 $18 {[%mdl 512]} Kf8 (30... Kxg7 31. Nxf5+) 31. Nxf5 Qxf4 32. Qxf4 Nxf4+ 33. Kf3) 30... Nxf4+ $15 31. Kf3 $4 {[%mdl 8192]} (31. Qxf4 $15 Qxf4 32. Nxg7 Qe4+ 33. Kh2) 31... Qh5+ $19 32. Rg4 Ne6 $4 {[%mdl 8192]} (32... Ne2 $1 $19 {and life is good for Black.} 33. Qb1 (33. Qg5 $2 {gets mated.} Ng1+ 34. Kg3 Qh3+ 35. Kf4 Qf3#) 33... g6) 33. Nh6+ $1 $18 Kh8 34. Kg3 $1 gxh6 35. Rc8 {Threatens to win with Qc6.} Ng5 36. Rxe8+ Qxe8 {[%mdl 4096] Endgame KQR-KQN} 37. Qf4 {And now Qf6+ would win.} Qe7 38. Qf5 Kg7 39. Kg2 Qf7 40. Qxf7+ Kxf7 {KR-KN} 41. Rh4 Kg6 42. f3 ({Better is} 42. Rh1 $16) 42... h5 43. Kf2 Ne6 44. Ke3 {[%mdl 1024] White has compensation.} Ng7 45. Rh1 Nf5+ 46. Kf2 Kg5 47. Ra1 Kf4 48. Rxa5 Nxd4 {[%mdl 64] Double Attack} 49. Ra7 h6 50. Rh7 Nf5 {aiming for ...h4.} 51. Rb7 h4 {Strongly threatening ...d4.} 52. Rxb5 h3 $1 {White must now prevent ...d4.} 53. Kg1 $2 {[%mdl 8192]} ({Don't blunder} 53. Rxd5 $2 h2 $19) (53. Ra5 $1 $11 {and White has nothing to worry.} d4 54. Kg1) 53... Kxf3 $4 {[%mdl 8192]} (53... Ne3 $1 $19 {and all is fine. ( -> ...Kg3)} 54. Rb6 Kxf3) 54. Rxd5 Ke4 55. Rd1 d5 56. b4 {[%cal Bb3b4,Bb4b5,Bb5b6][%mdl 32]} d4 $2 {[#]} (56... Nd6 {is tougher.} 57. Re1+ Kf5) 57. b5 $1 {[%cal Rb5b6]} h2+ (57... Kd5 $142 58. Rd3 h2+ 59. Kxh2 Nd6) 58. Kxh2 d3 59. b6 Nd6 60. Kg3 (60. Kg2 $142 Kd5 61. Rxd3+ Kc6 62. Kf3) 60... Ke3 {[#]} 61. Re1+ $1 Kd4 62. Re6 (62. Kf2 $142 d2 63. Rh1) 62... Kd5 63. Rxh6 d2 64. Rh1 Kc6 65. Kf3 Nc4 66. Ke2 $2 (66. Rb1 $18 {b7! is the strong threat.} Kxb6 67. Ke2) 66... Nxb2 $11 67. b7 Kxb7 68. Rb1 d1=Q+ 69. Rxd1 Nxd1 70. Kxd1 {Accuracy: White = 47%, Black = 48%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.3"]
[White "Zhou, Jianchao"]
[Black "Martirosyan, Haik M."]
[Result "1/2-1/2"]
[ECO "E32"]
[WhiteElo "2615"]
[BlackElo "2616"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,48,0,0,0,0,0,0,0,0,0,0,15,20,23,32,27,11,29,1,50,56,56,22,31,23,34,27,33,27,30,14,40,26,48]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d5 7. e3 b6 8. Nf3 Bb7 9. b3 Nbd7 {E32: Nimzo-Indian: Classical (4 Qc2): 4...0-0} 10. Be2 c5 11. O-O Rc8 {The position is equal.} 12. Bb2 cxd4 (12... Ne4 13. Qc2 cxd4 14. exd4 Nd6 15. Nd2 Qf6 16. Rac1 Nf5 17. Qd3 {½-½ (63) Yu,Y (2751)-Kryvoruchko,Y (2689) Riadh 2017}) 13. exd4 dxc4 14. bxc4 b5 15. c5 Bc6 $146 ({Predecessor:} 15... Nd5 16. Qd2 Bc6 17. Rfd1 {0-1 (49) Maiorov,N (2547)-Gascon del Nogal,J (2477) Rochefort 2018}) 16. Nd2 Nd5 17. Qg3 Qf6 {next ...Nxc5! is good for Black.} 18. Ne4 Qg6 19. Bd3 Qxg3 20. hxg3 Rb8 21. Nd6 N7f6 22. Bc1 Rfd8 23. Rb1 {[%cal Rd6b5]} a6 24. Bd2 Ra8 {Accuracy: White = 63%, Black = 59%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.4"]
[White "Antipov, Mikhail Al."]
[Black "Wei, Yi"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "2589"]
[BlackElo "2733"]
[Annotator "TA"]
[PlyCount "44"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,44,-14,-14,-33,-36,-40,-46,-41,-47,-97,-81,-87,-64,-119,-116,-114,-109,-254,-248,-235,-181,-248,-233,-461,-452,-458,-454,-490,-494,-795,-804,-942,-931,-928,-916,-1242,-959]} 1. b3 e5 2. Bb2 Nc6 3. e3 g6 4. h4 Nf6 5. Bb5 Qe7 $146 ({Predecessor:} 5... d6 6. Ne2 Bg7 7. d4 exd4 8. Nxd4 Bd7 9. Nxc6 bxc6 10. Bd3 h5 11. Nc3 O-O {0-1 (31) Jobava,B (2690)-Le,Q (2737) Riadh 2017}) 6. Nf3 {A01: Nimzowitsch-Larsen Opening} e4 7. Ng5 Bg7 8. Nc3 {Black is slightly better.} O-O 9. h5 {[#]} d5 $1 10. hxg6 fxg6 11. Bxc6 (11. d4 $15) 11... bxc6 $17 12. Qe2 {[#]} Bg4 $1 $36 {[%cal Rg4e2][%mdl 2048] Black has strong initiative.} 13. Qa6 (13. f3 $17 Bc8 14. O-O-O) 13... Nh5 $19 14. Nh3 Qe6 15. Rf1 (15. Rb1 $142) 15... Be5 16. Na4 $2 (16. Ba3 Qf6 17. Bxf8 Rxf8 18. Nxd5 cxd5 19. Qxf6 Rxf6 20. Rb1) 16... Bxb2 {Black is clearly winning.} 17. Nxb2 Qe5 18. c3 Qh2 19. Nf4 (19. Ng5 $142 Ng3 20. Nh3) 19... Rxf4 20. exf4 Nxf4 {[%cal Rf4g2]} 21. f3 exf3 22. gxf3 Bc8 {Precision: White = 28%, Black = 98%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.5"]
[White "Deac, Bogdan-Daniel"]
[Black "Fier, Alexandr"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "2603"]
[BlackElo "2561"]
[Annotator "TA"]
[PlyCount "30"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,30,6,20,22,11,8,11,0,44,0,14,16,23,0,18]} 1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. e3 Nf6 5. d4 cxd4 6. exd4 d5 7. cxd5 Nxd5 8. Qb3 e6 9. Bb5 Bg7 10. O-O {A35: Symmetrical English: 2 Nc3 Nc6 3 Nf3} O-O 11. Bxc6 bxc6 12. Re1 Ba6 (12... Qc7 13. h3 Rb8 14. Qd1 Rd8 15. Ne4 h6 16. Bd2 Kh7 17. Rb1 Rb5 {1-0 (78) Cheparinov,I (2709)-Alekseev,E (2639) St Petersburg 2018}) 13. Qa3 $146 ({Predecessor:} 13. Na4 Nb6 14. Nc5 Bc4 15. Qd1 Bd5 16. Ne5 Qh4 17. b3 Nc8 {½-½ (50) Horvath,D (2447)-Baenziger,F (2355) Porto Carras 2018}) 13... Bc4 14. Bg5 f6 15. Be3 Nb6 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.6"]
[White "Gordievsky, Dmitry"]
[Black "Fedoseev, Vladimir"]
[Result "1/2-1/2"]
[ECO "A22"]
[WhiteElo "2603"]
[BlackElo "2715"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,95,4,11,-18,24,-1,5,-25,-24,-19,-14,-15,-19,-11,-13,-49,-10,-22,-16,-25,-19,-45,-9,-7,0,0,0,0,10,14,35,11,82,81,93,75,90,123,89,56,97,114,146,0,52,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,-8,-52,-56,-87,-83,-99,-92,-124,-128,-111,-129,-174,-168,-229,-233,-239,-232,-334,-331,-594,-594,-594,-594,-594,-8,-8]} 1. c4 Nf6 2. Nc3 e5 3. Nf3 e4 4. Ng5 b5 5. cxb5 d5 6. d4 {A22: English Opening: 1...e5 2 Nc3 Nf6} Bd6 7. Nh3 $146 ({Predecessor:} 7. g3 h6 8. Nh3 g5 9. f4 Bxh3 10. Bxh3 gxf4 11. Bxf4 Bxf4 12. gxf4 Nh5 13. O-O Qh4 14. Bg2 Nxf4 15. Rxf4 Qxf4 16. Nxd5 Qd6 {½-½ (16) Dobrenko,A (2122)-Truskavetsky,A (2385) Elets 2009}) 7... a6 8. e3 Bxh3 9. gxh3 axb5 10. Nxb5 Be7 11. Bg2 O-O 12. Bd2 c6 13. Nc3 Nbd7 14. f3 {[%cal Rf3e4]} exf3 15. Qxf3 Bd6 16. O-O Qb8 17. Rab1 Re8 18. b4 Nb6 19. b5 $1 {[%cal Rb5c6]} c5 20. a4 Qc7 (20... Bxh2+ $11 21. Kh1 Bd6) 21. Qf5 $16 cxd4 22. exd4 Qc4 23. Qf2 Qd3 24. Rbd1 Qc4 25. Rc1 Qd3 26. Rcd1 (26. Bg5 $16 Ba3 27. Rc2) 26... Qg6 (26... Qc4 $1 $11) 27. Qf5 (27. Kh1 $14) 27... Bb4 $1 $11 28. Qxg6 hxg6 29. Nxd5 Nfxd5 30. Bxb4 Nxb4 31. Bxa8 Rxa8 32. Ra1 {Strongly threatening a5.} Rxa4 33. Rxa4 Nxa4 34. Ra1 Nb6 35. h4 Kf8 36. Ra7 Ke8 37. Kg2 N4d5 38. Kf3 {[#]} Nc8 $1 {[%cal Rc8a7]} 39. Rb7 Nd6 40. Rb8+ Kd7 41. b6 Kc6 42. Kg4 (42. Rh8 $142) 42... Nxb6 $19 43. Rg8 Nf5 {White must now prevent ...Nh6+.} 44. Kg5 (44. Rd8 $142) 44... Nxd4 45. Rxg7 $2 (45. h5 {was called for.} Ne6+ 46. Kh4) 45... Ne6+ {[%mdl 64] [#] Double Attack} 46. Kf6 Nxg7 47. Kxf7 Ne6 $2 ({Black should try} 47... Nh5 $19 48. Kxg6 Nf4+ 49. Kg5 Nh3+ 50. Kg4 Nf2+ 51. Kf3 Nd1) 48. Kxe6 {Accuracy: White = 50%, Black = 68%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.7"]
[White "Wang, Hao"]
[Black "Svane, Rasmus"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "2714"]
[BlackElo "2599"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,79,18,13,0,0,0,7,0,9,0,0,0,8,6,35,0,0,0,0,-1,0,0,1,0,0,0,0,0,0,0,15,-20,-15,-15,-12,-24,-20,-19,0,0,0,0,212,200,213,213,224,218,227,231,282,289,281,275,275,275,281,287,370,394,700,628,643,645,634,625]} 1. c4 c6 2. Nf3 d5 3. d4 Nf6 4. e3 Bf5 5. Nc3 a6 6. Nh4 {D15: Slav Defence: 4 Nc3 a6 and gambit lines after 4 Nc3 dxc4} (6. Qb3 Ra7 7. Nh4 Bc8 8. Bd2 e6 9. c5 Nbd7 10. Nf3 e5 11. Nxe5 Nxe5 12. dxe5 Nd7 13. Na4 Bxc5 14. Nxc5 Nxc5 {0-1 (84) Radjabov,T (2757)-Fedoseev,V (2724) Wijk aan Zee 2019}) 6... Bg4 7. Qc2 e6 8. h3 Bh5 {LiveBook: 4 Games} 9. c5 $146 ({Predecessor:} 9. g4 Nfd7 10. gxh5 Qxh4 11. Bd2 dxc4 12. Bxc4 Qxh5 13. Be2 Qh4 {1-0 (30) Gledura,B (2615)-Paehtz,E (2477) Wijk aan Zee 2019}) 9... Nfd7 10. Nf3 b6 11. cxb6 Nxb6 12. Na4 Nxa4 13. Qxa4 Qb6 14. Bd3 Bb4+ 15. Ke2 Nd7 16. a3 Bd6 17. Bd2 e5 {[#] Hoping for ...e4.} 18. g4 Bg6 $132 {[%mdl 2048] White must now prevent ...e4. Black is fighting back} 19. Bxg6 hxg6 20. dxe5 Nxe5 21. Rac1 {Strongly threatening Nxe5.} Rc8 $1 22. Bc3 f6 23. Rhd1 {Rxd5 is the strong threat.} Ke7 24. Bxe5 fxe5 25. b4 Qb7 26. Ng5 e4 27. Qc2 Qb5+ 28. Ke1 a5 $2 (28... Rhe8 $11) 29. Qc3 $18 Rhg8 {[%cal Ra5b4]} 30. bxa5 Bc7 31. Qb4+ Qxb4+ 32. axb4 Bd6 {[#]} 33. b5 $1 {[%mdl 512]} cxb5 34. Rxc8 Rxc8 35. Rxd5 {KRB-KRN} Rb8 36. a6 {[%cal Ba5a6,Ba6a7][%mdl 32]} ({But not} 36. Nxe4 Bb4+ 37. Kd1 Bxa5 $18) 36... b4 37. Nxe4 b3 $2 (37... Bc7 38. Rc5 Bb6) 38. a7 {White is clearly winning.} ({Inferior is} 38. Rxd6 b2 $11) 38... Bb4+ 39. Ke2 Ra8 40. Rb5 {Precision: White = 76%, Black = 60%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.8"]
[White "Dubov, Daniil"]
[Black "Donchenko, Alexander"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2703"]
[BlackElo "2600"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,58,8,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,-5,-24,-8,-70,-62,-66,-68,-219,-68,-79,-68,-72,-70,-79,0,-59,-62,-55,-55,-60,-59,-67,-55,-64,-29,-28,-22]} 1. c4 c5 2. Nf3 Nf6 3. Nc3 e6 4. e3 b6 5. d4 cxd4 6. exd4 Bb7 7. a3 d5 8. Bg5 {Strongly threatening cxd5. E12: Queen's Indian: Unusual White 4th moves, 4 a3, 4 Nc3 Bb7 5 a3 and 4 Nc3 Bb7} (8. cxd5 {with more complications.} Nxd5 9. Bb5+ Bc6 10. Bd3 Bd6 11. O-O) 8... Be7 9. Bxf6 Bxf6 10. cxd5 {The position is equal.} Bxd5 11. Nxd5 Qxd5 12. Qa4+ Nd7 13. Bb5 Rd8 14. O-O {Black must now prevent Ne5.} O-O 15. Rac1 Nb8 {[#]} 16. Rc7 $146 a6 17. Bd3 g6 {[%cal Rf6d4]} 18. Qc2 (18. Rd1 $11) 18... Bxd4 $15 19. Be4 Qa5 20. Rd1 $2 {[#]} (20. g3 $15) 20... Bf6 $2 (20... Bxb2 $1 $19 {[%mdl 512] Hoping for ...b5.} 21. Rxd8 (21. Qxb2 Rxd1+) 21... Rxd8) 21. Rxd8 Rxd8 22. g4 b5 {[%cal Bb6b5,Bb5a4][%mdl 32] Threatens to win with ...Bxb2!} 23. Rb7 Qa4 (23... Nd7 $17 {...Ne5 is the strong threat.} 24. g5 {[#]} Bxb2 $1 {[%mdl 512]} 25. Rxd7 (25. Qxb2 Nc5 $17 {[%mdl 64] Double Attack}) 25... Rxd7 26. Qxb2 Qa4) 24. Qxa4 ({White should play} 24. Qc7 $1 $11 Nd7 25. b4) 24... bxa4 25. g5 Bg7 26. Kg2 Nd7 27. Bc2 Nc5 28. Rb4 Rd5 29. Bxa4 Nxa4 {Accuracy: White = 61%, Black = 56%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.9"]
[White "Petrosian, Tigran L."]
[Black "Kovalev, Vladislav"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2595"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "129"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,129,0,0,0,0,-6,24,22,28,18,23,12,16,8,8,15,36,24,30,-15,-39,-25,-9,-19,0,0,0,-43,11,-101,12,19,19,16,16,15,41,27,14,-6,-7,-10,6,0,211,212,212,212,194,205,188,98,97,97,97,97,102,103,103,103,103,103,103,103,103,102,110,110,220,155,220,220,203,193,270,270,270,270,270,270,270,270,270,270,270,270,257,251,372,372,367,291,367,367,400,372,367,367,354,357,351,264,458,458,458,458,791,739,656,591,1161,1145,866,384,968,752,4129,4129,5065,4833,4137,4137]} 1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 dxc4 5. g3 (5. e4 Bb4 6. Bxc4 Nxe4 7. O-O Nf6 8. Qa4+ Nc6 9. Bg5 Bxc3 10. bxc3 O-O 11. Ne5 Qd6 12. Rfe1 Nd5 13. Bxd5 exd5 14. Nxc6 Qxc6 15. Qxc6 bxc6 {½-½ (31) Mamedyarov,S (2817)-Duda,J (2738) Wijk aan Zee 2019}) 5... c5 6. Qa4+ {D24: Queen's Gambit Accepted: 3 Nf3 Nf6 4 Nc3} Bd7 7. Qxc4 Bc6 {...cxd4 is the strong threat.} 8. dxc5 {White has an edge.} Nbd7 9. Be3 Nd5 10. Bd4 Rc8 $1 11. Bg2 $146 ({Predecessor:} 11. b4 b6 12. b5 bxc5 13. bxc6 N7b6 14. Qb3 cxd4 15. Nxd5 Nxd5 {0-1 (24) Deschenaux,B (1954)-Kappeler,K (2245) Martigny 2016}) 11... Nxc5 12. Bxc5 Bd7 13. Qd4 (13. Qb3 {is more complex.} Rxc5 14. Nxd5 Rxd5 15. O-O Rb5 16. Qa4) 13... Rxc5 14. O-O Nxc3 15. bxc3 Qc7 16. Rfd1 b6 17. Nd2 Qe5 18. Qd3 Qxc3 (18... Be7 $15) 19. Qa6 (19. Qe4 $1 $11) 19... Ra5 (19... Rc7 $17 20. Nb3 Qc4 21. Qxc4 Rxc4) 20. Qb7 $40 {[%mdl 128] White has some attack.} Qc8 21. Qxc8+ Bxc8 22. Nb3 Re5 23. Bc6+ {[%mdl 1024] White has compensation.} Ke7 24. e4 {And now f4 would win.} g5 $1 25. Rac1 Kf6 26. Rd8 Bg7 $2 (26... Ba6 $1 $11 {and Black has nothing to worry.}) 27. Rxh8 $18 Bxh8 28. f4 gxf4 29. gxf4 Rh5 30. e5+ (30. Be8 $1 $18) 30... Kf5 $16 31. Bf3 {[%mdl 64] Discovered Attack} Rh4 {Strongly threatening ...Ba6.} 32. Rxc8 Kxf4 33. Rc4+ Kg5 34. Rxh4 $1 Kxh4 35. Nd4 Bxe5 36. Nc6 Bf6 37. Nxa7 Bd4+ 38. Kg2 f5 (38... Kg5 $16 39. Nc6 Bc5) 39. Nc6 Bc3 (39... Bf6 $16 {was worth a try.} 40. Nb8 Bd4) 40. Nd8 $1 $18 e5 41. Ne6 e4 (41... b5 $142 42. Bc6 b4) 42. Be2 Be5 {[#]} 43. Bb5 $1 Kg4 44. h3+ Kh5 {[#]} 45. Be8+ $1 Kh4 46. a4 Bd6 47. Bd7 Be5 48. Nf8 Kg5 (48... f4 {was called for.}) 49. Nxh7+ Kg6 50. Nf8+ Kf6 51. h4 Bd4 52. Ne6 Be3 53. Kg3 Ke7 54. Bc8 Kf6 55. Nf8 Ke5 $2 (55... Bd4 {might work better.} 56. Kf4 Be5+ 57. Ke3 Bh2) 56. Nd7+ Kd6 57. Nf6 Ke5 (57... Bd4 $142 58. Ng8 (58. Bxf5 Bxf6 59. Bxe4 Ke5 $14) 58... Be5+ 59. Kg2 Bg7 60. Bxf5 Ke5) 58. Ng8 f4+ 59. Kg4 f3 {next ...b5! is good for Black.} 60. Ba6 Bc5 61. Nh6 Bf8 $2 (61... Ba3 62. Nf5 Bc1) 62. Nf5 {White is clearly winning.} Bc5 63. h5 e3 64. h6 {White wants to mate with h7.} Be7 65. Nxe3 {Accuracy: White = 69%, Black = 32%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.10"]
[White "Narayanan.S.L"]
[Black "Mamedov, Rauf"]
[Result "1-0"]
[ECO "B36"]
[WhiteElo "2593"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,69,8,31,8,30,27,43,29,50,30,58,58,55,47,72,59,63,64,93,86,82,79,210,83,287,282,287,263,278,285,343,344,388,391,568,568,538,507,565,550,597,505,778,742,717,677]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 O-O 10. Qd2 a5 11. O-O a4 12. f3 Be6 13. Nb5 {B36: Sicilian: Maroczy Bind: Gurgenidze System} Nd7 {LiveBook: 3 Games} 14. Rab1 {[#]} Ne5 $146 ({Predecessor:} 14... Qa5 15. Qxa5 Rxa5 16. Nc7 Nc5 17. Rfc1 Rc8 18. Bd2 Ra7 19. Nxe6 Nxe6 20. Kf1 Nc5 {½-½ (78) Yu,Y (2751)-Mamedov,R (2709) Huaian 2017}) 15. Rfc1 {White has an edge.} Nc6 16. Bf1 Qd7 17. Nc3 Ne5 18. Nd5 Bxd5 19. cxd5 f5 20. Qb4 fxe4 21. Qxe4 Kh8 22. h3 e6 23. Rd1 Ra5 {[#]} (23... Rf5 $16 {was worth a try.}) 24. Bf2 (24. dxe6 $1 $18 {and the rest is easy.} Qxe6 25. Bd2) 24... Qf7 $2 (24... Rxd5 $16 {was called for.} 25. Rxd5 exd5 26. Qxd5 Rf5) 25. dxe6 $18 Qxe6 {[#] aiming for ...Nxf3+!} 26. f4 $1 ({Don't take} 26. Qxb7 $6 Qxa2 27. Qb4 Raa8 $16) 26... Qf6 27. Bb6 d5 28. Qe3 d4 29. Qxd4 ({Worse is} 29. fxe5 Qxb6 30. Qxd4 Qc6 $11) 29... Qf5 (29... Nc6 $142 30. Qxf6 Bxf6 31. Bxa5 Nxa5) 30. fxe5 {White is clearly winning.} Rxe5 31. Qd7 Qf4 32. Bd4 Bf6 33. Qg4 Qh6 (33... Qxg4 $142 34. hxg4 Re6 35. Bxf6+ Rexf6) 34. Bxe5 Bxe5 35. Re1 {Precision: White = 51%, Black = 32%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.11"]
[White "Nabaty, Tamir"]
[Black "Nihal Sarin"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2688"]
[BlackElo "2578"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,49,12,19,20,30,26,21,0,0,11,58,35,54,51,84,73,91,88,133,32,85,71,190,163,151,156,153,148,152,145,156,157,204,217,447,435,429,425,512,385,613,610]} 1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 Bb4 5. Bd3 dxe4 6. Bxe4 {D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6} Nf6 7. Bc2 (7. Bf3 c5 8. Nge2 O-O 9. O-O cxd4 10. Qxd4 Qxd4 11. Nxd4 a6 12. Na4 Nbd7 13. Be3 {1-0 (49) Vaisser,A (2573)-Fressinet,L (2636) playchess.com INT 2004}) 7... c5 8. Nge2 {The position is equal.} O-O $146 ({Predecessor:} 8... cxd4 9. Nxd4 e5 10. Ba4+ Bd7 11. Nf3 O-O 12. O-O e4 13. Nd4 {½-½ (88) Worek,J (2232)-Cosma,E (2337) Braila 2010}) 9. O-O Bxc3 10. bxc3 Nbd7 11. Ng3 Qc7 12. Qd3 $36 {[%mdl 2048] Black is under strong pressure.} g6 13. Bh6 Re8 {[#]} 14. f4 (14. Bg5 $1 $16) 14... b6 (14... b5 $14) 15. f5 Bb7 (15... exf5 $16 16. Nxf5 cxd4) 16. fxg6 $18 fxg6 17. Qe2 cxd4 18. cxd4 {[%cal Bc3d4,Bd4d5][%mdl 32]} e5 19. d5 Rac8 {[#]} 20. Bb3 $1 Qd6 21. Rf2 Rf8 $2 (21... e4 {was called for.} 22. Bf4 Qb4) 22. Bxf8 Rxf8 23. Raf1 Bc8 24. Qe3 Kg7 (24... Qc5 $142 25. Qxc5 bxc5) 25. Qg5 {Accuracy: White = 70%, Black = 28%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.12"]
[White "Korobov, Anton"]
[Black "Aleksandrov, Aleksej"]
[Result "1/2-1/2"]
[ECO "D20"]
[WhiteElo "2687"]
[BlackElo "2574"]
[Annotator "TA"]
[PlyCount "23"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,23,0,0]} 1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. e5 Nd5 5. Bxc4 Nb6 6. Bb3 Nc6 7. Nf3 Bg4 8. Ng5 Bxd1 9. Bxf7+ Kd7 10. Be6+ $146 Ke8 11. Bf7+ Kd7 12. Be6+ {LiveBook: 332 Games} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.13"]
[White "Sjugirov, Sanan"]
[Black "Yakubboev, Nodirbek"]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "2663"]
[BlackElo "2569"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,61,18,15,13,18,4,35,20,25,12,24,-77,-77,-79,-78,-79,-56,-62,-21,-67,-14,-59,-22,-108,-43,-79,-52,-106,-81,-72,-72,-80,-65,-150,-76,-142,-145,-152,-152,-152,-152,-152,-152,-152,-152,-147]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. Bc3 d5 9. Nbd2 Nbd7 10. Qc2 {E15: Queen's Indian: 4 g3 sidelines, 4 g3 Ba6 and 4 g3 Bb7 early deviations} c5 11. dxc5 bxc5 12. O-O {White is slightly better.} d4 $146 ({Predecessor:} 12... O-O 13. Bb2 Qb6 14. Rfe1 Bb7 15. cxd5 exd5 16. Rad1 Rad8 17. Bh3 Qc6 {0-1 (34) Kramnik,V (2790)-Gelfand,B (2750) Nice 2010}) 13. Bb2 e5 14. e4 (14. e3 $11 {keeps the balance.}) 14... O-O $17 15. Ne1 Bb7 16. Nd3 Qc7 17. Rae1 Rae8 18. Qd1 g6 (18... Bd6 $15) 19. a3 a5 20. Bf3 (20. a4 $11 {remains equal.}) 20... Kg7 (20... Bc6 $17) 21. Bc1 Bc6 22. a4 ({Better is} 22. Bg2 $15) 22... Bd6 23. Bg2 Qb7 24. Re2 h5 25. h3 {[#]} (25. h4 $1 $15) 25... Rh8 (25... h4 $142 $1 {[%mdl 512]} 26. Ree1 (26. gxh4 Nh5) 26... Nh7) 26. Rfe1 (26. h4 $142) 26... h4 {Black is clearly better.} 27. g4 Nh7 28. Nb1 g5 29. Na3 Be7 30. Nb5 Nhf8 31. Bd2 {Accuracy: White = 37%, Black = 33%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.14"]
[White "Anton Guijarro, David"]
[Black "Abdusattorov, Nodirbek"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "2642"]
[BlackElo "2560"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,69,16,55,54,57,53,52,59,59,64,52,62,56,68,88,94,97,86,81,66,126,124,353,334,331,328,912,908,890,797,5177,5102,5073,20,5073,5065,3814,4040,1729,1510,29972,29973,29972,8503]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 O-O 7. cxd5 exd5 8. e3 c5 9. Bd3 b6 10. Ne2 Ba6 11. O-O Re8 12. Ng3 Bxd3 13. Qxd3 Nc6 14. Bb2 Rc8 {LiveBook: 44 Games} 15. e4 {E49: Nimzo-Indian: Rubinstein: 5 Bd3 d5 6 a3 Bxc3+ 7 bxc3} (15. Rae1 Qc7 16. e4 Ne7 17. e5 Nd7 18. a4 cxd4 19. cxd4 Qc2 20. Qxc2 Rxc2 21. Ba3 g6 22. Rc1 Ra2 23. Bxe7 Rxe7 {½-½ (64) Eljanov,P (2739)-Wang,Y (2737) Baku 2016}) 15... dxe4 16. fxe4 Ne5 17. Qe2 {White is slightly better.} cxd4 18. cxd4 Nc4 19. Rae1 {[#]} Nxb2 $146 ({Predecessor:} 19... b5 20. Ba1 Qb6 21. Kh1 Rc7 22. d5 Nd7 {½-½ (56) Pulse_exchange,R (2414)-Ciron (2537) playchess.com INT 2007}) 20. Qxb2 Ng4 21. h3 Nh6 22. e5 Rc4 23. Rf4 f6 (23... Kh8 $14) 24. Qb3 $1 $16 {[%cal Rb3c4]} Qd5 $2 (24... b5 $16 {was worth a try.}) 25. Nh5 $1 $18 Kh8 {[%cal Rf6e5] [#]} 26. Kh2 $1 fxe5 $2 (26... f5 27. e6 b5) 27. Rxe5 Rxe5 28. dxe5 Rc5 29. Qxd5 Rxd5 {[%mdl 4096] Endgame KRN-KRN} 30. Rf8+ Ng8 {[#]} 31. Nf6 $1 {[%mdl 512]} gxf6 32. exf6 {[%cal Be5f6,Bf6f7][%mdl 32]} Rg5 33. g4 {[%cal Bg2g4,Bg4g5][%mdl 32]} ({Not} 33. f7 Rg7 $16) 33... Rg6 34. f7 Rg7 35. g5 {Precision: White = 100%, Black = 42%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.15"]
[White "Petrosyan, Manuel"]
[Black "Zvjaginsev, Vadim"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "2564"]
[BlackElo "2642"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,37,28,42,48,44,35,37,35,41,24,39,31,29,20,40,50,64,7,15,0,14,14,30,12,16,0,0,-18,0,-12]} 1. d4 d6 2. Nf3 Nf6 3. c4 g6 4. Nc3 Bf5 5. Ng5 Bd7 6. f4 {E61: King's Indian: Early deviations for White, including Smyslov System} Bg7 7. e4 e5 8. fxe5 {White is slightly better.} dxe5 9. dxe5 Ng4 10. e6 Bxe6 {[#] White must now prevent ...Bxc3+.} 11. Qxd8+ Kxd8 12. Be2 $146 ({Predecessor:} 12. Nxe6+ fxe6 {0-1 (66) Lalith,B (2571)-Rakhmanov,A (2665) Dubai 2017}) 12... Ne5 13. Nxe6+ (13. O-O $14) 13... fxe6 $11 14. Bd2 Nbd7 15. O-O-O c6 16. Kc2 Ke7 {The position is equal.} 17. Rhf1 h6 18. Be3 b6 19. b4 {Accuracy: White = 49%, Black = 73%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.16"]
[White "Vaibhav, Suri"]
[Black "Ganguly, Surya Shekhar"]
[Result "1-0"]
[ECO "A18"]
[WhiteElo "2575"]
[BlackElo "2636"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,71,25,16,17,5,14,9,13,12,13,0,14,-1,5,4,42,35,39,-14,0,0,13,0,0,0,0,-23,104,114,109,160,157,-30,-2,-37,-33,-6,-6,-7,239,222,337,254,244,252,244,220,232,225,236,232,483,479,582,446,424,420,1211,1175,29976,29976,4798,735]} 1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. cxd5 exd5 5. e5 Ne4 6. Nf3 (6. Nxe4 dxe4 7. Qa4+ Nc6 $15) 6... Bf5 {A18: English Opening: Flohr-Mikenas System (1 c4 Nf6 2 Nc3 e6 3 e4)} 7. d3 (7. Be2 {is interesting.} d4 8. Nxe4 Bxe4 9. Bc4 Nc6 10. O-O) 7... Nxc3 8. bxc3 c5 {The position is equal.} 9. d4 c4 10. Be2 $146 ({Predecessor:} 10. a4 Nc6 11. Be2 Be7 12. O-O O-O 13. Ne1 Na5 14. Nc2 {0-1 (41) Aronian,L (2764)-Nakamura,H (2769) Stavanger 2018}) 10... b5 11. O-O Nc6 12. a3 a5 13. Ne1 b4 14. g4 (14. axb4 $14 axb4 15. Rxa8 Qxa8 16. Bg4) 14... Be4 15. f3 $36 {[%mdl 2048] White is more active.} Bg6 16. f4 Be4 17. Bf3 bxc3 18. Be3 {[#] Strongly threatening Bxe4.} Qd7 (18... Bxf3 $11 {remains equal.} 19. Qxf3 Rb8) 19. Bxe4 $16 dxe4 20. d5 Rd8 21. Bb6 $2 (21. d6 $16) 21... Qxd5 $11 22. Bxd8 Bc5+ (22... Qxd8 $6 23. Qa4 $16) 23. Kh1 $1 Nd4 $1 {Hoping for ...0-0.} (23... Qxd8 $6 24. Qa4 $16) 24. Bxa5 {Qa4+ is the strong threat.} c2 $2 (24... e3+ $11 25. Ng2 c2) 25. Qd2 $18 (25. Nxc2 $2 e3+ 26. Rf3 (26. Kg1 $2 e2 $19 {[%mdl 64] Double Attack}) 26... e2 $19) 25... O-O (25... h5 $142 26. Bb4 hxg4) 26. Qg2 ({Less strong is} 26. Nxc2 e3+ 27. Qg2 Qxg2+ 28. Kxg2 Nxc2 $18) 26... Bxa3 27. Nxc2 Nxc2 28. Qxc2 e3+ 29. Kg1 Qxa5 30. Qxc4 Qb6 $2 (30... Qd2 31. e6 (31. Rxa3 e2 $16) 31... g6 32. exf7+ Kg7) 31. Rfb1 Qa7 32. Qd3 e2+ 33. Kg2 Ra8 {[#]} (33... e1=R $142) 34. Qxa3 $1 {[%mdl 512]} e1=Q (34... Qxa3 35. Rxa3) 35. Qxa7 {[%cal Ra7a8]} ({Weaker is} 35. Rxe1 Qxa3 36. Rxa3 Rxa3 $16) 35... Qe2+ 36. Qf2 {Accuracy: White = 60%, Black = 48%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.17"]
[White "Sarana, Alexey"]
[Black "Karthikeyan, Murali"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2630"]
[BlackElo "2560"]
[Annotator "TA"]
[PlyCount "129"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,129,25,28,35,10,37,0,21,15,14,11,19,19,19,16,12,14,28,14,6,7,20,20,20,20,20,20,29,29,32,31,31,29,30,28,28,14,60,51,66,68,68,68,96,87,95,93,86,86,90,82,77,65,751,743,711,695,738,695,641,426,433,431,423,432,428,425,422,419,409,394,384,376,340,348,380,379,404,374,706,688,700,700,688,686,590,585,619,649,664,639,1014,968,724,597,948,902,1790,1546,1839,1797,1705,1626,1453,1293,1039,879,29975,29976,29976,29977,29966,29967,29967,29966,4631,1902]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. Qa4+ Nc6 8. e3 O-O {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4)} 9. Rd1 (9. Be2 dxc4 10. a3 Bxc3+ 11. bxc3 Bd7 12. Qxc4 Rac8 13. O-O Na5 14. Qb4 b6 15. Ne5 Rfd8 16. a4 {1-0 (36) Kovalenko,I (2657)-Anand,V (2773) St Petersburg 2018}) 9... a6 $146 ({Predecessor:} 9... Rd8 10. Qb3 Qg6 11. h3 dxc4 12. Bxc4 Bxc3+ 13. Qxc3 Bd7 14. Bd3 Qh5 15. a3 Qa5 16. b4 {1-0 (61) Esipenko,A (2593)-Leko,P (2669) Moscow 2018}) 10. Qb3 Qe7 {The position is equal.} 11. cxd5 exd5 12. Be2 Rd8 13. a3 Bxc3+ 14. Qxc3 Bg4 15. Rc1 Rd7 16. h3 Bxf3 17. Bxf3 Nd8 18. Bg4 Ne6 19. b4 c6 20. O-O Rdd8 21. a4 Ng5 22. Qc5 Rd6 23. Bf5 Ne4 24. Bxe4 dxe4 25. Qb6 Rd7 (25... Qd7 {with more complications.} 26. Rc5 Re8 27. Rfc1 Rg6 28. Kh1 Re7) 26. Rc5 Qd8 27. Qxd8+ Rdxd8 $14 {[%mdl 4096] Endgame KRR-KRR} 28. Rfc1 Re8 29. g4 Re6 30. Kg2 g6 31. Kg3 Rae8 32. b5 cxb5 33. axb5 {[%cal Ba4b5,Bb5a6,Ba6a7][%mdl 32]} b6 $2 {[%mdl 8192]} (33... a5 $14) 34. Rc8 $18 Kg7 35. bxa6 {[#] Black must now prevent a7.} R8e7 36. Ra8 b5 37. Ra1 {Strongly threatening a7.} Re8 38. Rxe8 Rxe8 {KR-KR} 39. a7 Ra8 40. Kf4 b4 41. Kxe4 b3 42. Rb1 Rxa7 43. Rxb3 Ra2 44. Kf3 Rd2 45. Rb5 g5 46. h4 Kg6 $2 {[#]} (46... gxh4 47. Rh5 Ra2 48. Rxh4 Ra3) 47. Rb6+ Kg7 48. h5 Kh7 49. Rd6 Kg7 50. Ra6 Kh7 51. Ra4 Kg7 52. e4 Rd3+ 53. Ke2 Rb3 54. e5 Rc3 55. f3 Rb3 56. d5 Rb5 57. Rd4 Kf8 58. Ke3 Ke7 59. Ke4 Rb1 60. Ra4 Re1+ 61. Kf5 Rf1 62. d6+ Ke8 63. Ra8+ Kd7 64. Ra7+ Ke8 65. Ke4 {Accuracy: White = 81%, Black = 38%.} (65. Kf6 $142 Rxf3+ 66. Kg7) 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.18"]
[White "Paravyan, David"]
[Black "Sychev, Klementy"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2627"]
[BlackElo "2545"]
[Annotator "TA"]
[PlyCount "31"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,31,14,10,9,24,0,0,-2,0,0,-23,-15,0,-75,0,11,36,33,52,14,39,29,42,29]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. Bb5 Nf6 (5... e6 6. O-O Bd6 7. c4 Nge7 8. Nc3 O-O 9. c5 Bc7 10. a3 e5 11. Bxc6 Nxc6 12. dxe5 d4 13. Nb5 {½-½ (60) Karjakin,S (2753)-Mamedyarov,S (2817) St Petersburg 2018}) 6. O-O {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack} Bg4 7. c3 e6 8. h3 {The position is equal.} Bh5 9. g4 $146 ({Predecessor:} 9. Nbd2 Bd6 10. Re1 O-O 11. a4 Qc7 12. Be2 Bg6 13. Nh4 Nxd4 14. Nxg6 Nxe2+ 15. Qxe2 hxg6 {½-½ (34) Tomic,B (2081)-Orenda,O (2161) Croatia 2013}) 9... Bg6 10. Ne5 Rc8 11. Qa4 {[#]} (11. Bg5 $11) 11... Qb6 (11... Bd6 $1 $17) 12. c4 $36 {[%mdl 2048] White is more active.} a6 13. Bxc6+ $1 bxc6 14. Nc3 Be7 15. g5 Bf5 16. Re1 {Accuracy: White = 82%, Black = 47%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.19"]
[White "Sargsyan, Shant"]
[Black "Grachev, Boris"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2488"]
[BlackElo "2626"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,42,16,15,18,13,23,4,19,44,49,45,41,51,49,55,58,57,23,23,24,66,37,70,72,85,40,74,62,46,0,62,0,45]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 Bb4+ 6. Bd2 a5 7. Qc2 {E04: Open Catalan: 5 Nf3} Bxd2+ 8. Qxd2 c6 9. a4 b5 10. axb5 cxb5 11. Qg5 O-O 12. Qxb5 Ba6 13. Qa4 Qb6 14. Nbd2 {[%cal Bb1d2,Bd2e4,Be4c5][%mdl 32]} Bb5 {[#]} ({Wrong is} 14... Qxb2 $2 15. Rb1 $18) 15. Qa2 $146 Rc8 16. O-O $1 Nd5 17. Rfc1 {[%cal Rd2c4]} Nd7 {[#] Threatens to win with ...c3.} 18. Ne4 N7f6 19. Nc5 Nd7 20. Ne4 N7f6 21. Nc5 Nd7 $1 {Accuracy: White = 69%, Black = 73%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.20"]
[White "Khismatullin, Denis"]
[Black "Xu, Yinglun"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2621"]
[BlackElo "2512"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,37,4,5,24,20,8,1,23,0,0,0,0,-4,-7,-7,-2,-22,-14,-25,-21,-21]} 1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bf5 5. c4 e6 6. cxd5 exd5 7. d3 Be7 8. Qb3 {A11: English Opening: 1...c6} (8. Qc2 O-O 9. Nc3 Na6 10. a3 d4 11. Nb1 c5 12. Bg5 h6 13. Bxf6 Bxf6 14. Nbd2 Rc8 15. Rfe1 Qd7 {½-½ (68) Duda,J (2717)-Naiditsch,A (2705) Riadh 2017}) 8... Qb6 9. Qc2 O-O 10. Nc3 {LiveBook: 80 Games} Bg4 11. a3 $146 ({Predecessor:} 11. Be3 Qd8 12. Qb3 Qc8 13. Rfc1 Re8 14. Bd4 Nbd7 15. h3 Bf5 {½-½ (23) Tiits,T (2545)-Scherer,R (2589) ICCF email 2013}) 11... Nbd7 12. e4 Nc5 13. Be3 {[#] Black must now prevent b4.} Qb3 14. Qb1 {Hoping for Nd2.} Bxf3 $1 15. Bxf3 {Strongly threatening Bd1.} dxe4 16. dxe4 Rfd8 17. Ne2 Ne6 18. Rc1 Bc5 19. Rc3 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.21"]
[White "Xu, Yi"]
[Black "Firouzja, Alireza"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2520"]
[BlackElo "2618"]
[Annotator "TA"]
[PlyCount "50"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,50,22,10,18,14,39,23,36,22,29,23,19,12,12,23,23,16,24,18,16,16,19,20,19,19,0,4,43,54,81,58,42,30,74,68,93,70,106,0,0]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. h3 Nf6 7. Nc3 Nd7 {B31: Sicilian: 2...Nc6 3 Bb5 g6} 8. Be3 b6 9. Qd2 h6 {White has an edge.} 10. O-O e5 11. Nh2 (11. a3 Nf8 12. b4 Ne6 13. bxc5 f5 14. exf5 gxf5 15. Qe1 O-O 16. Rb1 e4 17. dxe4 {0-1 (36) Wang,H (2730)-Carlsen,M (2835) St Petersburg 2018}) 11... Nf8 12. f4 exf4 13. Bxf4 Ne6 14. Be3 Nd4 15. Rae1 Be6 16. e5 Nf5 17. Bf2 Qc7 $146 18. Nf3 O-O-O 19. Ne4 Kb8 20. b4 c4 21. Qc3 cxd3 22. cxd3 Rd7 23. a4 Rhd8 24. Rd1 Ne7 25. Bg3 (25. Nf6 $16) 25... Nf5 {Accuracy: White = 82%, Black = 64%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.22"]
[White "Lupulescu, Constantin"]
[Black "Debashis, Das"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2610"]
[BlackElo "2532"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,67,6,20,20,21,13,25,22,18,0,2,0,7,0,7,0,15,0,10,-16,-2,-14,0,-1,0,0,42,0,23,26,32,28,68,73,76,66,197,196,181,178,184,199,264,256,264,263,222,246,214,170,268,258,244,254,582,570,567,541,1014,993]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Bf4 (5. Nc3 Ne4 6. Nxe4 Bxe4 7. Nd2 Bb7 8. e4 g6 9. Bd3 Bg7 10. Nf3 O-O 11. O-O d6 12. Rb1 Nd7 13. Bg5 Qc8 14. Re1 Re8 15. Qd2 c5 16. d5 exd5 17. exd5 Qc7 {½-½ (39) Fedoseev,V (2724)-Rapport,R (2731) Wijk aan Zee 2019}) 5... d6 6. Nc3 {E12: Queen's Indian: Unusual White 4th moves, 4 a3, 4 Nc3 Bb7 5 a3 and 4 Nc3 Bb7} Nbd7 7. e3 Be7 8. h3 {White has an edge.} O-O 9. Be2 c5 10. d5 exd5 $146 ({Predecessor:} 10... e5 11. Bh2 Re8 {0-1 (63) Kolanovic,K (1765)-Halavanja,M (1498) Topusko 2011}) 11. cxd5 a6 12. e4 b5 13. Nd2 Re8 14. b4 Bf8 15. O-O g6 16. Re1 Rc8 {[#] Hoping for ...cxb4.} 17. Rc1 Rb8 18. Qc2 Qe7 19. Qb1 Bg7 20. Bf1 Rbc8 21. a4 Nh5 22. Be3 bxa4 (22... c4 $14) 23. Nxa4 $18 cxb4 24. Qxb4 Rxc1 25. Rxc1 Bc8 (25... Ne5 $142 26. Qb6 Bc8) 26. Nb6 Nxb6 27. Qxb6 Nf6 28. Rc7 ({But not} 28. Bxa6 $6 Bxa6 29. Qxa6 Nxe4 $16) 28... Qd8 29. Qa7 Nd7 (29... Bf8 {was necessary.} 30. f3 (30. Rxf7 Be7 $14) 30... Re7 31. Rxe7 Qxe7) 30. Bxa6 {[%mdl 64] [#] Overworked Piece} Bxa6 31. Rxd7 {[%mdl 64] Double Attack} Qa5 $2 (31... Qa8 {is more resistant.} 32. Qc7 (32. Rxf7 Qxa7 33. Rxa7 Bd3 $18) 32... Qb8 33. Rxf7 (33. Qxd6 Qxd6 34. Rxd6 Bd3 $18) 33... Qxc7 34. Rxc7 Bd3) 32. Rxf7 {White is clearly winning.} Qa1+ 33. Kh2 Be5+ 34. f4 {Accuracy: White = 61%, Black = 44%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.23"]
[White "Idani, Pouya"]
[Black "Sadhwani, Raunak"]
[Result "1/2-1/2"]
[ECO "A09"]
[WhiteElo "2604"]
[BlackElo "2448"]
[Annotator "TA"]
[PlyCount "44"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,44,8,24,0,0,0,0,-5,-16,-108,-110,-109,-102,-118,-39,-53,-40,-34,-24,-93,-66,-129,-43,-32,-35,-96,-74,-59,-63,-169,19,-185,0]} 1. Nf3 d5 2. c4 d4 3. b4 g5 4. Bb2 Bg7 5. Nxg5 e5 6. Ne4 {A09: Réti Opening: 1 Nf3 d5 2 c4} f5 7. Nc5 b6 {LiveBook: 6 Games} 8. Nb3 $146 {White has an edge.} ({Predecessor:} 8. Nd3 Bb7 9. e3 Qh4 10. exd4 exd4 {½-½ (42) Duda,J (2724)-Bartel,M (2604) Warsaw 2018}) 8... Ne7 9. e3 {Threatens to win with exd4.} O-O $1 10. Be2 d3 $1 {[%cal Rd3e2]} 11. Bf3 (11. Bh5 $11) 11... e4 $17 12. Bxg7 Kxg7 13. Bh5 Nbc6 (13... Kh6 $1 $17 14. Nc3 Nd7) 14. b5 $15 Ne5 15. f4 Nxc4 {And now ...Nd5 would win.} 16. O-O (16. Qc1 $1 $11 {remains equal.} Nd6 17. Nc3) 16... Kh6 $17 17. Nd4 (17. Nc3 $15) 17... Nd6 (17... a6 $17 {...axb5 is the strong threat.} 18. Qa4 Nd6) 18. Kh1 a6 19. g4 (19. Nc3 $15) 19... Nxb5 20. Nxb5 axb5 21. Rg1 (21. g5+ $15 Kg7 22. Qb3) 21... Ng6 $2 (21... fxg4 $1 $19 22. Bxg4 b4 23. Bxc8 Qxc8) 22. Qb3 $2 {[#]} (22. g5+ $11 {and White has nothing to worry.} Kg7 23. Qb3) 22... fxg4 $2 {Precision: White = 14%, Black = 43%.} ({Black should try} 22... Nxf4 $1 $19 {[%mdl 512]} 23. exf4 {[#]} e3 $1 {[%mdl 512]}) 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.24"]
[White "Inarkiev, Ernesto"]
[Black "Tsydypov, Zhamsaran"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2692"]
[BlackElo "2547"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,115,13,22,22,60,61,58,39,68,52,61,45,70,54,56,69,103,85,102,55,44,24,46,33,76,72,84,58,71,83,78,75,97,80,118,125,190,193,179,201,178,62,58,51,39,38,39,20,23,32,74,69,111,91,136,129,139,128,159,166,138,172,143,158,283,284,284,274,273,258,263,263,250,258,238,237,252,219,233,237,240,206,373,188,197,200,293,278,329,337,472,472,431,8,8,8,8,8,8,8,5518,5310]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. Be2 Qc7 8. Qd2 b5 9. f3 {B84: Sicilian Scheveningen: 6 Be2 a6, lines without early Be3} b4 10. Na4 Nbd7 11. c3 {White is slightly better.} bxc3 12. Nxc3 Bb7 13. Rc1 $146 {Black must now prevent Ncb5.} ({Predecessor:} 13. O-O Be7 14. Rfc1 Qb8 15. Na4 d5 16. Nc6 Bxc6 17. Rxc6 dxe4 {0-1 (40) Inarkiev,E (2680)-Le,Q (2712) Khanty-Mansiysk 2013}) 13... Qb8 14. Bd1 Be7 15. Ba4 O-O 16. Nc6 Qe8 17. Rd1 Bxc6 $1 18. Bxc6 {Threatens to win with e5.} Rc8 19. Bb7 Rb8 20. Bxa6 d5 21. exd5 Bb4 22. d6 Nd5 23. Bd4 Bxd6 24. O-O Rb4 {...Rxd4! is the strong threat.} 25. Kh1 $1 ({Stronger than} 25. Nxd5 Rxd4 26. Qxd4 (26. Nf6+ $2 gxf6 27. Qa5 Be5 $19) 26... Bc5 $15) 25... Bf4 (25... Qa8 $16 {might work better.}) 26. Qe2 $18 Qb8 27. Nxd5 exd5 28. Bc3 (28. a3 $1 $18 {[%cal Ra3b4]} Rb3 29. g3) 28... Rb6 $1 $14 {Hoping for ...Re8.} 29. Rxd5 Bxh2 {And now ...Re8 would win.} 30. Rh5 Bf4 31. Qd3 {[%csl Gh5][%cal Rd3h7][%mdl 64] Double Attack} g6 $1 {[%cal Rg6h5]} 32. Rh4 Nf6 33. Bc4 $1 Rd6 34. Qc2 Nh5 35. Rxh5 gxh5 36. Qe4 $1 {[%cal Re4f4]} Bg3 {[#]} 37. Bd3 $1 {[%csl Gd3][%cal Re4h7][%mdl 1024] White has strong compensation.} Rh6 38. Qd4 {[%csl Gc3][%cal Rd4h8]} f6 39. Bd2 $40 {[%mdl 128] White is out for blood.} Rd8 (39... Rg6 $16 40. Bxg6 hxg6) 40. Qe4 ({Don't take} 40. Qc4+ $6 Kg7 $16) 40... Rg6 41. Qe6+ Kg7 42. Qe7+ Kg8 43. Bxg6 hxg6 44. Bh6 {[%csl Gh6][%cal Re7g7]} ({Don't do} 44. Qxf6 $6 Rd6) 44... Qc7 45. Qxf6 Kh7 46. Bg5 Re8 47. Qd4 Re2 48. Bf6 Be1 $2 (48... Re6 49. f4 Rd6) 49. Qd8 (49. Qd5 $142 Re8 50. f4) 49... Qxd8 $18 50. Bxd8 {[%mdl 4096] Endgame KRB-KRB} Kg8 (50... Bf2 $142 51. Bf6 Be1) 51. a4 {[%cal Ba2a4,Ba4a5,Ba5a6][%mdl 32]} Kf7 52. a5 Ke8 (52... Bf2 {is a better defense.} 53. b4 Ke8) 53. a6 Bf2 {[#]} 54. Rxf2 $2 (54. Bh4 $1 $18 {[%mdl 512]} Bb6 (54... Bxh4 55. a7) 55. Ra1) 54... Rxf2 $11 55. Ba5 Rc2 $1 56. a7 Rc8 57. Bc7 {Strongly threatening Kh2.} Ra8 $2 {[%mdl 8192]} (57... Kd7 $11 58. Bb8 Rc1+ 59. Kh2 Ra1) 58. Bb8 {Accuracy: White = 71%, Black = 48%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.25"]
[White "Esipenko, Andrey"]
[Black "Maghsoodloo, Parham"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2603"]
[BlackElo "2666"]
[Annotator "TA"]
[PlyCount "172"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,172,57,40,42,29,35,30,41,31,29,30,26,24,25,-6,53,20,27,0,0,0,-2,-23,-36,-36,-4,-94,-70,-157,-154,-212,-193,-243,-234,-243,-183,-183,-184,-170,-189,-335,-320,-331,-327,-324,-311,-322,-330,-322,-308,-307,-304,-336,-147,-152,-116,-146,-147,-133,-183,-145,-147,-140,-147,-422,-422,-411,-408,-373,-380,-379,-355,-422,-414,-404,-335,-480,-730,-730,-694,-665,-464,-658,-437,-569,-526,-2614,-1230,-2432,-2271,-1457,-2019,-1899,-1400,-1785,-1673,-1411,-1378,-1364,-575,-1753,-1753,-3126,-3236,-3779,-2514,-5077,-2836,-2769,-2201,-29946,-29949,-29942,0,-5210,-2714,-29953,-29944,-29946,-29949,-29943,-6904,-6536,-6536,-5559,-3002,-29959,-29962,-29961,-29962,-29963,-29964,-29965,-29966,-29966,-29967,-29976,-29977,-29977,-29977,-29977,-29978,-29978,-29973,-29978,-29979,-29979,-29980,-29974,-29975,-29977,-29978,-29981,-29982,-29989,-29990]} 1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 dxc4 5. e4 b5 (5... Bb4 6. Bxc4 Nxe4 7. O-O Nf6 8. Qa4+ Nc6 9. Bg5 Bxc3 10. bxc3 O-O 11. Ne5 Qd6 12. Rfe1 Nd5 13. Bxd5 exd5 14. Nxc6 Qxc6 15. Qxc6 bxc6 {½-½ (31) Mamedyarov,S (2817)-Duda,J (2738) Wijk aan Zee 2019}) 6. e5 {D24: Queen's Gambit Accepted: 3 Nf3 Nf6 4 Nc3} Nd5 7. Nxb5 Nb6 8. Be2 Nc6 9. O-O Be7 10. Qd2 {LiveBook: 7 Games} O-O 11. Qf4 Rb8 {Threatens to win with ...Nd5.} 12. Qg3 Kh8 13. Rd1 {[#]} Nb4 $146 14. Nc3 ({Worse is} 14. Nxa7 Bd7 $17) 14... Bb7 15. Rb1 N4d5 16. Ne4 f5 (16... Ne3 $11 17. Bxe3 Bxe4) 17. exf6 gxf6 18. Nc5 Bc8 $1 19. Ne4 Qe8 20. Bd2 ({But not} 20. Bh6 Rg8 $17) 20... Rg8 21. Qh4 $1 e5 {[%cal Be6e5,Be5e4,Be4e3][%mdl 32]} 22. h3 ({Avoid the trap} 22. dxe5 $2 Rg4 $19) (22. Ng3 $1 $11) 22... Qg6 $1 $36 {[%csl Gg8][%cal Rg6g2][%mdl 2048] White is under pressure.} 23. Ng3 (23. Bf1 $1 $15) 23... Bf5 $1 {[%cal Rf5b1]} 24. Rbc1 (24. Ra1 $17 e4 25. Ne1) 24... e4 $19 25. Nh2 {[#]} e3 $1 {[%cal Re3d2][%mdl 512]} 26. Be1 (26. Bxe3 Nxe3) 26... Bd3 27. Qg4 Bxe2 $1 28. Nxe2 Na4 $1 {[%cal Ra4b2]} 29. Qf3 (29. Qxg6 {might work better.} hxg6 30. Nc3 Ndxc3 31. Bxc3) 29... Nxb2 30. Qxd5 Nxd1 31. Rxd1 Qc2 32. Nc3 exf2+ 33. Bxf2 Qxc3 34. Ng4 Qc2 35. Re1 Bb4 (35... Rb1 $19 {and Black stays clearly on top. aiming for ...Rxe1+.} 36. Qe6 Rxe1+ 37. Bxe1 Bd8) 36. Bh4 $17 Rbf8 37. Bxf6+ {[#]} Rxf6 $1 {[%mdl 512]} 38. Nxf6 {[%csl Gf6][%cal Rd5g8]} Rxg2+ 39. Qxg2 Qxg2+ 40. Kxg2 Bxe1 {[%mdl 4096] Endgame KB-KN} 41. Nd5 $2 {[%mdl 8192]} (41. Kf1 $17 Ba5 42. Ke2) 41... c3 $19 {White must now prevent ...c2.} 42. Nb4 Bh4 43. Kf3 {[#]} Be7 $1 {[%cal Re7b4]} 44. Nc2 Kg7 45. Ne3 Kg6 46. Ke4 {If White can now play Kd3 this consolidates a bit.} Kg5 47. Kf3 (47. Kd3 {was forced.} Bf6 48. Kxc3) 47... Kh4 48. Kg2 Bg5 49. Nc2 Bf6 50. Kh2 (50. d5 $142 Be7 51. Na1) 50... Be7 51. Kg2 c5 52. dxc5 Bxc5 53. Ne1 Bb6 54. Nc2 Kg5 55. Kf3 Kf5 56. Nb4 Bc5 57. Nc2 Ke5 58. Na1 Be7 (58... h5 $142 59. Nc2 Kf5) 59. Nc2 Bg5 60. Nb4 Kd4 61. Ke2 Ke4 62. Nc2 Bf4 63. Nb4 Be3 64. Nc2 Bb6 65. Nb4 Be3 (65... h5 $142 66. a4 Ba5 67. Nc2 Kf4 68. Nd4 h4 69. Kd3 Kg3 70. Nc6 Bc7 71. Ne7 Kxh3 72. Nd5 Kg3 73. Nxc7 h3 74. Nb5 h2 75. Nxa7 h1=Q 76. Nb5 Qd1+ 77. Kxc3 Qxa4 78. Nd4 Kf4 79. Nc2 Ke4 80. Nb4 Qb5 81. Nc2 Qd3+ 82. Kb2 Qc4 83. Na3 Qb4+ 84. Ka2 Kd3 85. Nb1 Kc2 86. Na3+ Kd1 87. Nc4 Kc1 88. Ne5 Qb2#) 66. Nc2 Bc5 67. Ne1 Bb6 68. Nd3 h5 69. Nb4 Bc5 (69... h4 $142 70. Nd3 c2 71. Kd2 Kf3 72. Kxc2 Kg2 73. Ne1+ Kxh3 74. Nf3 Kg3 75. Nxh4 Kxh4 76. Kd3 Kg4 77. Ke4 a5 78. Kd3 Kf4 79. Kc4 Ke3 80. Kc3 Bd8 81. Kc4 Kd2 82. Kb3 Kd3 83. Kb2 Kc4 84. Ka3 Kc3 85. Ka4 Kb2 86. a3 Ka2 87. Kb5 Kxa3 88. Kc4 Kb2 89. Kc5 a4 90. Kd6 a3 91. Kd7 Ba5 92. Kd6 a2 93. Kd5 a1=Q 94. Ke4 Qe1+ 95. Kf5 Qe3 96. Kf6 Bd8+ 97. Kf5 Kc3 98. Kg6 Qg5+ 99. Kf7 Qf6+ 100. Kg8 Qg6+ 101. Kf8 Qh7 102. Ke8 Qe7#) 70. Nd3 Be3 71. Nb4 Bb6 72. Nd3 c2 {Black mates.} 73. Kd2 Kf3 74. Kxc2 Kg3 75. Kd2 Kxh3 76. Ke2 Kg3 77. Kf1 h4 {[%cal Bh5h4,Bh4h3][%mdl 32]} 78. Nc1 h3 79. Ne2+ Kf3 80. Ng1+ Kg4 81. Ne2 a5 82. a4 Kf3 83. Ng1+ {[#]} Kg3 $1 84. Ne2+ Kg4 85. Nc1 Kf3 86. Nd3 Kg3 {Precision: White = 40%, Black = 80%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.26"]
[White "Yuffa, Daniil"]
[Black "Sethuraman, S.P."]
[Result "1/2-1/2"]
[ECO "E01"]
[WhiteElo "2578"]
[BlackElo "2651"]
[Annotator "TA"]
[PlyCount "127"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,127,0,16,0,0,0,15,0,22,6,12,-12,3,6,25,10,18,-83,-83,-105,-33,-113,0,0,0,0,0,0,0,0,0,0,35,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-4,0,-16,-16,-16,-16,-16,42,26,97,97,102,102,153,158,197,194,194,184,183,192,192,191,143,132,132,135,105,9,8,0,1,1,153,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-38,-15,-42,0,0,0,0,0,0,0,0,0,-8]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Be7 6. Nf3 O-O 7. O-O Nbd7 8. Qb3 c6 9. Rd1 {E11: Bogo-Indian} a5 10. Bf4 b5 11. c5 Nh5 12. Bc1 $146 ({Predecessor:} 12. Bd2 Qc7 13. Qc2 e5 14. e4 exd4 15. Nxd4 Bxc5 {½-½ (92) Ris,R (2416)-Adams,M (2728) Germany 2011}) 12... f5 13. Na3 Bf6 14. Nc2 Qe7 15. Qe3 Bb7 16. Ne5 (16. Nce1 $11) 16... Bxe5 $1 $17 17. dxe5 Nxc5 ({Black should play} 17... f4 $1 $17 {[%cal Rf4e3]} 18. Qd4 Qg5) 18. Bf3 (18. Qg5 $15 Qxg5 19. Bxg5) 18... g6 (18... f4 $1 $17 {[%cal Rf4e3]} 19. Qd4 Ne4 $1 {[%mdl 512]}) 19. Bxh5 $1 $11 gxh5 20. Qh6 Nd7 21. Nd4 Rfe8 22. Bf4 Qf7 23. Rac1 Rac8 24. Nb3 c5 25. Nxa5 Ba8 26. Nb3 d4 27. Rd2 Qg6 28. Qxg6+ hxg6 29. h4 Bd5 30. Rdc2 Be4 31. Rd2 $1 Bd5 32. f3 Rc6 33. Rdc2 Rec8 34. Kf2 Kf7 35. Na5 Ra6 {[#]} 36. b4 $1 {[%mdl 512]} Rca8 (36... cxb4 37. Rxc8) 37. a3 $1 c4 (37... Rc8 $11) 38. Rd1 {[#]} Rxa5 (38... Nc5 $1 $11 {[%mdl 512] keeps the balance.}) 39. bxa5 $16 Rxa5 40. Rxd4 Rxa3 (40... Ke8 $142) 41. Rb2 Bc6 42. Rbd2 Nc5 {[#]} 43. Rd8 $1 {[%cal Rd8c8]} Bd5 44. Rc8 Nb3 45. Rd1 Ra2 {intending ...b4.} 46. Bg5 b4 47. Rc7+ Kg8 48. Ke1 (48. g4 $16 hxg4 49. fxg4 fxg4 50. Rc8+ Kf7 51. Kg3 Rxe2 52. Rf1+ Bf3 53. Rxc4) 48... c3 $11 {next ...c2 is good for Black.} 49. e4 (49. Kf2 {is interesting.} Rb2 50. Rd3 Ra2 51. Bh6 c2 52. Bg5) 49... fxe4 50. fxe4 c2 $2 ({Better is} 50... Nd2 $1 $11) 51. exd5 $2 ({White must play} 51. Rd3 $16 Ra1+ 52. Kf2) 51... cxd1=Q+ 52. Kxd1 exd5 $16 {[%mdl 4096] Endgame KRB-KRN} 53. e6 {And now Bf6 would win.} Ra1+ $1 54. Kc2 $132 {[%mdl 2048] White is fighting back} Nd4+ {[%mdl 64] Double Attack} 55. Kb2 Ra8 56. e7 Re8 57. Rd7 Nf5 58. Kb3 Kf7 59. Kxb4 Nxe7 (59... Nxg3 {feels hotter.} 60. Rxd5 Ne4 61. Bf4 Rxe7 62. Kc4 Nf2) 60. Kc5 {Strongly threatening Kd6.The position is equal.} Ke6 61. Rxe7+ Rxe7 62. Bxe7 Kxe7 63. Kxd5 Kf6 {White must now prevent ...Kf5.} 64. Ke4 {Accuracy: White = 57%, Black = 52%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.27"]
[White "Alekseenko, Kirill"]
[Black "Puranik, Abhimanyu"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "2634"]
[BlackElo "2538"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,68,25,18,0,0,0,2,-61,-61,-57,-61,-143,-143,-145,-145,-140,-152,-161,-164,-160,-161,-175,-156,-165,-160,-177,-173,-178,-180,-184,-191,-181,-177,-186,-173,-227,-204,-279,-281,-261,-261,-254,-259,-307,-311,-345,-333,-338,-325,-351,-350,-359,-316,-327,-333,-464,-451,-375,-383]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. Bxc6 dxc6 7. Nxe5 {C78: Ruy Lopez: Archangelsk and Möller Defences} (7. d3 Qe7 8. Nbd2 Bg4 9. Nc4 Nd7 10. h3 Bh5 11. Be3 f6 12. Qe2 g5 13. Bxc5 Nxc5 14. Ne3 Ne6 {½-½ (31) Almasi,Z (2702)-Fressinet,L (2649) Batumi 2018}) 7... Nxe4 8. Qe2 Qd5 $1 9. d4 (9. Nd3 $11 O-O 10. Nxc5 Nxc5 11. d3) 9... Bxd4 $15 10. Nf3 {Hoping for c4.} Be6 $1 11. c4 ({Better is} 11. Nxd4 $15 Qxd4 12. Rd1) 11... Qxc4 $17 12. Qxc4 {[#]} Bxf2+ $146 ({Resist} 12... Bxc4 13. Nxd4 O-O-O 14. Be3 $17 (14. Rd1 Be2 $17 {[%mdl 64] Pin})) ({Predecessor:} 12... Bxc4 13. Nxd4 Bxf1 14. Kxf1 O-O-O 15. Be3 c5 16. Nf3 Rd1+ 17. Ne1 Rhd8 {½-½ (17) Martorelli,A-Albano,M (2240) Barcellona PG 1981}) 13. Rxf2 Bxc4 14. b3 Nxf2 15. Kxf2 Bd5 16. Nbd2 O-O-O 17. Bb2 f6 18. Rc1 b6 19. h4 h5 20. Bc3 c5 21. Nf1 a5 22. Ne3 Rhe8 23. Nd2 (23. Nf5 $142) 23... Be6 24. Ndc4 {[#]} a4 $1 25. bxa4 Bxc4 26. Nxc4 Re4 27. Nb2 Rxh4 28. Re1 Rf4+ 29. Kg1 Rg4 30. Kh2 Kb7 31. Re7 Kc6 32. Be1 Rd7 33. Re6+ Kd5 34. Re2 Re4 {Accuracy: White = 20%, Black = 96%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.28"]
[White "Santos Ruiz, Miguel"]
[Black "Indjic, Aleksandar"]
[Result "1/2-1/2"]
[ECO "A67"]
[WhiteElo "2554"]
[BlackElo "2630"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,53,47,37,58,43,54,49,60,42,52,46,47,27,37,27,66,44,31,0,15,8,20,0,0,0,0,0,0,0,50,0,32,37,41,43,45,23,77,68]} 1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Bb5+ Nfd7 9. Be2 Nb6 $146 {A67: Modern Benoni: Taimanov Variation} ({Predecessor:} 9... O-O 10. Nf3 Na6 11. O-O Nc7 12. a4 a6 13. Kh1 Rb8 14. f5 b5 15. Bg5 Qe8 16. e5 Nxe5 17. f6 Bh8 18. Qd2 Ng4 19. axb5 axb5 20. Bd3 Nxf6 {0-1 (44) Ivanisevic,I (2662)-Donchenko,A (2567) Biel 2015}) 10. Nf3 Bg4 11. O-O Bxf3 {White is slightly better.} 12. Bxf3 (12. Rxf3 {is interesting.} O-O 13. f5 Re8 14. Qc2 N8d7 15. Bd2) 12... O-O 13. Qc2 Na6 14. a3 Bd4+ 15. Kh1 Nc7 16. b3 f5 {Black wants to play ...fxe4.} 17. Bb2 Qf6 18. Rad1 Rac8 19. e5 dxe5 20. fxe5 Qxe5 21. d6 $36 {[%mdl 2048] White has good play.} Qxd6 22. b4 Ne6 (22... Rf7 {is more complex.} 23. Bxb7 Rb8 24. Bf3 Qf8 25. Bc1 Bf6) 23. Bxb7 {[#] Nb5 is the strong threat.} cxb4 24. Bxc8 Rxc8 25. axb4 Qxb4 {[%cal Rd4c3]} 26. Qe2 Qc4 (26... Re8 $11 {remains equal.} 27. Rd3 Nc7) 27. Rfe1 {Accuracy: White = 59%, Black = 39%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.29"]
[White "Praggnanandhaa R"]
[Black "Kobalia, Mikhail"]
[Result "1/2-1/2"]
[ECO "C76"]
[WhiteElo "2532"]
[BlackElo "2627"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,43,29,34,35,45,26,32,14,33,17,36,17,15,22,22,17,29,8,28,19,11,12,44,0,31,0,60,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Ba4 d6 6. d4 Bd7 7. O-O Bg7 8. Re1 Nge7 9. h3 O-O 10. Bc2 {C76: Ruy Lopez: Deferred Steinitz: 5 c3 Bd7 6 d4 g6} (10. Bg5 h6 11. Bxe7 Qxe7 12. d5 Nb8 13. Bxd7 Nxd7 14. c4 f5 15. Nc3 f4 16. b4 g5 17. Nh2 Nf6 {1-0 (58) Janik,I (2413)-Saraci,N (2398) Katowice 2017}) 10... Qe8 $146 ({Predecessor:} 10... Be8 11. dxe5 dxe5 12. Bd2 Bd7 13. Qe2 Be6 14. Rd1 Qc8 15. Kh2 Qb8 16. Ng5 f6 17. Nxe6 Re8 18. Nxg7 Kxg7 {1-0 (37) Perez Ramirez,P (1800)-Marcelo,D (1706) Barcelona 2014}) 11. dxe5 dxe5 12. Be3 Kh8 13. Bc5 f5 14. Nbd2 f4 15. Bb3 Bf6 16. Bd5 Rd8 17. Qc2 b6 18. Ba3 Na5 19. Nb3 Nac6 20. Nbd2 Na5 21. Nb3 Nac6 22. Nbd2 {Accuracy: White = 36%, Black = 71%.} (22. Nc1 $14) 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.30"]
[White "Van Foreest, Jorden"]
[Black "Suleymenov, Alisher"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2618"]
[BlackElo "2428"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,75,23,26,36,38,29,27,84,85,97,86,84,80,89,76,94,83,81,70,71,62,85,62,171,75,108,120,220,206,206,220,263,271,282,263,292,201,357,387,481,461,711,705,1012,935,2327,1737,2706,2404,29995,29996,29996,29997,29997,29998]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. Qg4 O-O 8. Bd3 f5 9. exf6 Rxf6 10. Bg5 Rf7 11. Qh5 g6 12. Qd1 Qa5 {C18: French: 3 Nc3 Bb4: Main line: 7 h4 and 7 Qg4} 13. Nf3 (13. Bd2 e5 14. h4 e4 15. Be2 e3 16. Bxe3 Qxc3+ 17. Bd2 Qxd4 18. Nf3 Qf6 19. Bg5 Qc3+ 20. Bd2 Qf6 21. Bg5 Qc3+ 22. Bd2 Qf6 {½-½ (22) Aronian,L (2765)-Riazantsev,A (2649) St Petersburg 2018}) 13... c4 14. Be2 Qxc3+ (14... Nf5 $11 {keeps the balance.}) 15. Bd2 $16 Qb2 16. Bb4 $1 Nbc6 17. Rb1 $36 {[%mdl 2048] White has strong initiative.} Qa2 18. Bc5 b6 19. Bxe7 Rxe7 20. Qc1 $1 {Threatens to win with Ra1.} c3 $1 21. Bb5 $146 {[%mdl 1024] White has strong compensation.} Bd7 $1 22. O-O Na5 {[#]} ({Black should play} 22... e5 $1 $14) 23. Bd3 (23. Bxd7 $1 $18 {is the precise move to win.} Rxd7 24. Ra1) 23... Nc4 {[#]} 24. Rb3 $1 Ba4 (24... Rf8 $16 {might work better.}) 25. Bxc4 $1 $18 {Strongly threatening Rb4.} dxc4 26. Rxc3 Bc6 27. Ne5 Bd5 28. h4 Rg7 29. h5 Rf8 $2 (29... gxh5 {keeps fighting.} 30. Rg3 Rf8) 30. hxg6 hxg6 {If Black can now play ...g5 this consolidates a bit.} 31. Re1 b5 (31... g5 $142 32. Rg3 Rf5) 32. Rg3 Rf6 33. Ng4 Rf8 34. Nh6+ Kh8 35. Rh3 {White wants to mate with Nf7+.} Rh7 36. Qg5 {White mates.} Rg7 37. Nf5+ {[%mdl 64] Discovered Attack} Kg8 {[#]} 38. Rh8+ $1 {[%mdl 576] Decoy, Back Rank. Accuracy: White = 85%, Black = 31%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.31"]
[White "Murzin, Volodar"]
[Black "Jumabayev, Rinat"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2337"]
[BlackElo "2604"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,120,14,20,14,42,11,10,0,10,8,15,0,14,0,0,3,19,19,37,0,22,-9,0,0,0,0,0,0,2,5,12,0,9,12,27,6,53,0,0,-13,0,-11,0,-8,-5,-27,-37,-28,-22,-27,-17,-30,0,0,0,-4,0,-12,0,-6,-6,-14,0,0,0,-9,-13,-8,0,-20,-21,-94,-107,-87,-71,-83,-57,-83,-72,-93,-110,-92,-84,-59,-56,-195,-175,-242,-242,-409,-412,-505,-500,-679,-477,-1019,-985,-910,-561,-768,-764,-739,-739,-739,-739,-739,-682]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O a6 5. Bd3 Ngf6 6. c3 b5 7. Bc2 Bb7 8. Qe2 e6 9. d4 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} Rc8 10. Bd3 Be7 11. Nbd2 {The position is equal.} Qc7 12. Re1 O-O 13. Nf1 {[#]} a5 $146 ({Predecessor:} 13... cxd4 14. cxd4 e5 15. d5 Nh5 16. Ng3 Nf4 17. Bxf4 exf4 {1-0 (45) Quesada Perez,Y (2612)-Xiong,J (2675) Saint Louis 2018}) 14. Ng3 b4 15. Bd2 Rfd8 16. Rac1 Qb8 17. h3 Bf8 18. Nh2 Qa7 19. Be3 Qa8 {[%cal Rf6e4]} 20. f3 cxd4 21. cxd4 Rxc1 22. Rxc1 Rc8 23. Rd1 Be7 24. Ng4 Bd8 25. Nxf6+ Nxf6 26. Nf1 (26. d5 $14) 26... Bb6 27. g4 Qa7 28. Bb5 Rc7 29. Qh2 Bc6 30. Bxc6 Rxc6 31. Qe2 Qc7 32. Bf2 Rc4 33. Rd2 Qc6 34. Ne3 Rc1+ $1 ({Don't play} 34... Rxd4 $6 35. Rc2 $16) 35. Kg2 d5 36. e5 Ne8 37. Rc2 $132 {[%mdl 2048] White puts up resistance} Rxc2 38. Qxc2 Qd7 39. Nf1 Nc7 40. a4 bxa3 41. bxa3 a4 42. Ng3 Qb5 43. Nh5 {[#]} (43. Nf1 $1 $11) 43... h6 $1 $17 44. g5 hxg5 45. Qc1 Qd3 46. Qc6 Qb3 47. Qd6 Qb5 48. Qd8+ Ne8 49. Qxg5 Kf8 50. Qd2 (50. Nf4 $15) 50... Qc4 51. Ng3 (51. Qb2 $142 Bd8 52. Be3) 51... Bd8 $19 52. Nh5 $2 {[#]} (52. Ne2 {was worth a try.}) 52... Be7 53. Qa5 Bxa3 {Black is clearly winning.} 54. Qa8 Qb5 55. Qc8 (55. f4 $142 Bc1 56. f5 exf5 57. Ng3) 55... Be7 56. Qc2 Kg8 57. Ng3 a3 {[%cal Ba4a3,Ba3b2][%mdl 32]} 58. Ne2 Qb2 59. Qxb2 axb2 60. Nc3 Bb4 {Accuracy: White = 36%, Black = 44%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.32"]
[White "Iturrizaga Bonelli, Eduardo"]
[Black "Liu, Yan"]
[Result "1-0"]
[ECO "A15"]
[WhiteElo "2640"]
[BlackElo "2498"]
[Annotator "TA"]
[PlyCount "131"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,131,15,11,70,76,70,70,66,92,114,72,72,69,63,26,37,32,32,36,59,58,56,59,63,56,66,60,61,27,22,28,49,0,0,0,0,0,0,-17,29,31,39,30,33,31,39,22,29,36,77,80,212,206,197,105,110,101,104,16,22,8,8,0,0,0,0,0,0,0,0,0,0,0,0,8,582,495,573,570,561,560,521,531,485,480,715,604,532,551,415,406,387,339,292,258,256,1469,1466,1407,1387,1170,1372,1184,1347,1308,1743,1369,1214,1195,5175,4910,5175,4664,5057,4904,3629,3817,2014,1794,1566,1487,1333,1333]} 1. c4 Nf6 2. g3 e5 3. Bg2 Nc6 4. Nf3 Bc5 5. O-O d6 6. e3 {LiveBook: 17 Games. A20: English Opening: 1...e5} a6 (6... O-O $11) (6... O-O 7. d4 Bb6 8. h3 exd4 9. exd4 h6 10. Nc3 a6 11. a3 Ne7 12. Re1 c6 13. d5 cxd5 14. cxd5 {0-1 (44) Robson,R (2676)-Quesada Perez,Y (2612) Saint Louis 2018}) 7. d4 $14 Ba7 $146 ({Predecessor:} 7... exd4 8. exd4 Ba7 9. Re1+ Ne7 10. Bg5 O-O 11. Nc3 Be6 12. Bxf6 gxf6 {1-0 (55) Zwardon,V (2452)-Strzelecki,M (1967) Wroclaw 2018}) 8. dxe5 {White is slightly better.} Nxe5 9. Nxe5 dxe5 10. Qxd8+ Kxd8 11. b3 c6 12. Rd1+ Kc7 13. Ba3 {Bd6+ is the strong threat.} Bg4 14. Bd6+ Kc8 15. Rd2 Bb8 16. c5 Bxd6 17. cxd6 Kb8 18. Nc3 Ka7 19. b4 Rad8 20. a4 Nd5 21. Na2 Be6 22. b5 $1 f5 23. bxc6 bxc6 24. Bxd5 Bxd5 25. Nb4 a5 26. Nxd5 Rxd6 27. Rc2 cxd5 {[%mdl 4096] Endgame KRR-KRR} 28. Rc5 Ka6 29. Rb1 f4 30. Rbb5 f3 (30... fxe3 $16 31. fxe3 (31. Rxa5+ Kb6 $16) 31... Rhd8) 31. Rxa5+ $18 Kb6 32. Rcb5+ ({Don't play} 32. Rxd5 $6 Ra8 $16) (32. Rab5+ $18 Ka6 33. h3 (33. Rxd5 Rxd5 34. Rxd5 Rb8 $16)) 32... Kc6 $16 33. h4 Rhd8 34. Kf1 ({White should try} 34. Rc5+ $16 Kb7 35. Rcb5+ Kc7 36. Rc5+ Kb8 37. Rab5+ Ka8 38. Kf1) 34... e4 $1 $11 35. Rc5+ Kb7 36. Rab5+ Rb6 37. Ke1 Rxb5 38. Rxb5+ {KR-KR} Kc6 39. Kd2 Ra8 40. Rb4 h5 41. Kc3 Ra5 42. Kd4 {White wants to play Ke5.} Rc5 $2 {[%mdl 8192] [#]} (42... Ra7 $11 {and Black has nothing to worry.}) 43. Rb8 $1 $18 {[%cal Rb8c8] Threatening mate with Rc8+.} Rc4+ 44. Ke5 Rxa4 45. Rd8 Ra2 {White must now prevent ...Rd2.} 46. Rd6+ Kc7 47. Rxd5 Rxf2 (47... Ra4 $142 48. Kf4 Ra2 49. Kxe4 Rxf2 50. Rxh5 Rb2 51. Kxf3 Kd6) 48. Kxe4 g6 49. Rg5 Ra2 50. Kxf3 Ra6 {[#]} 51. Rd5 $1 Rf6+ 52. Ke2 Ra6 53. e4 {[%cal Be3e4,Be4e5][%mdl 32]} Ra3 {White is clearly winning.} 54. Rd3 Ra1 55. Ke3 Rf1 56. e5 Rf5 57. Ke4 Rf1 58. Rf3 Re1+ 59. Kd5 Kd7 60. Rf7+ Ke8 61. Rg7 Kf8 62. Rxg6 Kf7 63. Rg5 Re3 64. Kd4 Ra3 65. Ke4 Ke6 66. Kf4 {Precision: White = 73%, Black = 51%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.33"]
[White "Lobanov, Sergei"]
[Black "Safarli, Eltaj"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "2526"]
[BlackElo "2681"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,103,47,36,44,24,45,8,43,47,51,0,25,15,31,5,42,0,2,-22,-3,-48,-50,-49,-49,-44,-43,-41,-39,-44,-33,-45,-53,-55,-43,-81,-64,-79,-56,-117,-117,-127,-127,-116,-92,-150,-116,-116,-91,-91,-91,-66,-23,-80,-47,-100,0,-6,0,0,0,-74,-64,-117,0,0,0,0,0,0,0,0,377,376,422,404,631,633,566,495,431,0,429,321,319,294,297,231,280,0,261,275,237,0]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Nc3 e6 7. Qe2 (7. a3 {keeps more tension.} Qc7 8. Be3 a6 9. f4 d5 10. exd5 exd5 11. Nxd5 Nxd5 12. Qxd5 Be7 13. O-O-O) 7... Qc7 {B33: Sicilian: Pelikan and Sveshnikov Variations} 8. Bd2 a6 9. f4 d6 {The position is equal.} 10. g4 b5 11. a3 $146 (11. g5 $14 Nd7 12. a3) ({Predecessor:} 11. g5 Nd7 12. Be3 Bb7 13. Bg2 g6 14. O-O h6 15. gxh6 Bxh6 {½-½ (30) Harika,D (2511)-Fressinet,L (2700) Caleta 2016}) 11... Nd7 12. h4 Nc5 13. Be3 Be7 14. Nxc5 dxc5 15. e5 Nd4 16. Qf2 (16. Bxd4 $5 cxd4 17. Ne4 $11) 16... Bb7 17. Bg2 h5 $1 $36 {[%cal Rh5g4][%mdl 2048] Black is more active.} 18. g5 Nf5 19. Ne4 Rd8 20. O-O {[%cal Re3c5]} O-O 21. Kh2 Rd7 22. Rae1 Rfd8 23. Rg1 g6 24. Re2 {[%cal Re3c5]} Rc8 25. Nf6+ (25. Rb1 $15) 25... Bxf6 $1 $17 26. gxf6 Bxg2 27. Qxg2 c4 (27... Nxh4 28. Qh3 $16) 28. Kh3 (28. Qf3 $142) 28... Kf8 29. Qf3 Qc6 (29... Rcd8 {is more complex.} 30. Qf2 Rd1 31. Bb6 Qc6 32. Rge1 R8d5) 30. Qxc6 Rxc6 31. Bf2 Ke8 32. Kg2 (32. c3 $11) 32... Rc8 33. Kf3 ({White should play} 33. c3 $15) 33... Rcd8 ({Better is} 33... a5 $17) 34. a4 $1 $11 Rd1 {Hoping for ...Nxh4+!} 35. Ree1 R1d2 36. Re2 (36. axb5 $1 $11 {remains equal.} Rxc2 37. bxa6 Rd3+ 38. Re3 Nxe3 39. Bxe3) 36... b4 $1 $17 ({Reject} 36... bxa4 37. Ra1 $11) 37. Rc1 (37. a5 $15) 37... R8d5 (37... a5 $1 $17) 38. Re4 $1 $11 Nd4+ $1 39. Bxd4 R5xd4 40. Rxd4 Rxd4 {[%mdl 4096] Endgame KR-KR} 41. Re1 {And now Re4 would win.} b3 $2 {[%mdl 8192]} (41... Rd2 $11 {and Black is okay.} 42. Re2 Rxe2 43. Kxe2 Kd7) 42. cxb3 $1 $18 cxb3 43. Re3 $1 {[%cal Re3b3]} Kd7 (43... Rb4 $142 44. Re4 Rb7) 44. Rxb3 Kc7 45. Rc3+ Kb7 {[#]} 46. b3 $2 (46. a5 $1 $18 Rd5 47. Rb3+ Ka7 48. Rb6 Rd3+ 49. Kf2) 46... Rd1 $2 {[%mdl 8192]} (46... a5 $1 $11) 47. Ke4 Rh1 48. Rg3 Re1+ 49. Kd4 Rf1 50. Ke4 Re1+ $1 {[#]} 51. Re3 $1 {[%cal Re3e1]} Rh1 52. Rg3 $2 {Accuracy: White = 42%, Black = 47%.} ({White has to play} 52. Rd3 $18 Rxh4 53. Rd7+ {[%mdl 64] Double Attack} Kc6 54. Rd6+ (54. Rxf7 g5 $11) 54... Kc7 55. Rxa6) 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.34"]
[White "Goganov, Aleksey"]
[Black "Gagare, Shardul"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2612"]
[BlackElo "2495"]
[Annotator "TA"]
[PlyCount "166"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 29,166,0,0,6,29,24,62,67,43,54,108,106,43,10,4,0,0,0,0,0,13,13,17,18,20,0,0,0,10,11,7,19,44,29,61,71,81,58,53,41,112,93,65,49,198,181,162,114,438,426,476,482,485,485,810,799,778,690,904,899,907,904,1088,1043,1804,1780,1487,802,1221,1080,774,960,1269,1260,1240,1061,1675,1645,5115,5115,5104,1772,5112,1009,1669,1654,1647,1616,1535,1417,5083,5083,5083,5083,5083,5083,5083,5083,5083,5083,5072,5083,5057,5057,2040,1631,850,589,457,0,18,18,18,18,18,18,18,18,18,18,18,18,18,18,18,18,18,0,18,18,18,14,14,14,14,14,14,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 O-O 6. h3 h6 7. Re1 d6 8. c3 a6 9. Bb3 Ba7 10. Nbd2 Be6 11. Bc2 Re8 12. Nf1 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} d5 13. exd5 Qxd5 14. Ng3 Rad8 15. Qe2 Qd7 {LiveBook: 9 Games} 16. Be3 Bxe3 17. fxe3 Nd5 18. d4 exd4 19. exd4 {[#]} Nf4 $146 ({Black should play} 19... Nf6 $14) ({Predecessor:} 19... Bf5) 20. Qd2 $16 Ng6 ({Better is} 20... g5 $16) 21. Bxg6 fxg6 22. Qc2 g5 23. Ne4 Bf5 24. Qb3+ Qf7 25. Nc5 Qxb3 26. axb3 Bc8 27. d5 Ne7 28. c4 Ng6 29. Nd4 Nf4 30. b4 $36 {[%mdl 2048] White has good play.} b6 31. Nc6 bxc5 32. Nxd8 Rxd8 33. bxc5 Kf7 34. c6 {[%mdl 1024] White has compensation.} Bf5 (34... h5 $14) 35. Re3 ({Of course not} 35. Rxa6 $6 Rb8 $11) 35... Rb8 36. b3 Rb6 (36... Ra8 $1 $14) 37. Rf1 $18 Kg6 {[#]} 38. h4 $1 {[%mdl 512]} Bc2 $2 {[%mdl 8192]} (38... a5 $16) (38... gxh4 39. Rxf4) 39. g3 Nd3 40. Re6+ ({Weaker is} 40. d6 cxd6 41. Re6+ Kh5 $18) 40... Kh5 41. d6 Rxc6 (41... cxd6 $142 42. Rxd6 Rb8) 42. d7 Rxe6 43. d8=Q Re3 44. hxg5 hxg5 45. Qxc7 Kg4 46. Qd7+ Kxg3 47. Qd5 g4 48. Qg2+ Kh4 49. Qxc2 Rg3+ 50. Qg2 a5 51. Rf8 {[#] Intending Rh8+ and mate.} Rxg2+ 52. Kxg2 {[%mdl 4096] Endgame KR-KN} g3 53. Rd8 Ne1+ 54. Kf1 g2+ 55. Kf2 Kh3 56. Rh8+ (56. c5 $142 g1=Q+ 57. Kxg1 Nf3+ 58. Kf2) 56... Kg4 57. Re8 Nd3+ 58. Kxg2 Kf4 59. Ra8 Nc5 60. Rxa5 Nxb3 61. Rd5 Ke4 62. Rd1 Nc5 63. Kg3 Na4 64. Rd8 Nc5 65. Kg4 Ne6 66. Rd1 Ke5 67. Rd7 Ke4 68. Rd5 Nd4 69. Rd7 $2 (69. Rd6 $18) 69... Nc6 {The position is equal.} 70. Kg5 Ne5 $1 71. Rc7 Kd4 72. c5 Kd5 73. Kf5 (73. Kh4 {with more complications.} Nf3+ 74. Kg4 Nd4 75. Rd7+ Kxc5 76. Kf4) 73... Nc6 74. Rxg7 Kxc5 75. Ke4 Kc4 76. Rg5 Nd4 77. Rg8 Nc6 78. Rg5 Nd4 79. Rg1 {White wants to mate with Rc1+.} Nb3 80. Ke3 Nc5 81. Rg5 Ne6 82. Rg6 Kd5 83. Rxe6 Kxe6 {Precision: White = 83%, Black = 41%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.35"]
[White "Iniyan, P."]
[Black "Aravindh, Chithambaram VR."]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2480"]
[BlackElo "2601"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,103,70,67,70,71,78,60,65,67,84,68,76,60,67,55,79,62,79,84,163,104,191,196,208,206,191,182,243,204,196,182,231,219,239,241,235,149,264,229,241,127,128,123,137,141,89,127,388,213,346,115,277,274,258,186,185,178,176,176,169,172,208,170,129,135,152,144,119,123,135,110,141,139,109,119,104,0,177,129,145,0,174,0,155,0,142,0]} 1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 e5 5. Nge2 Nc6 6. Be3 Nh6 7. d5 Ne7 8. f3 f5 9. Qd2 Nf7 10. O-O-O a6 {A42: Modern Defence: Averbakh Variation} 11. Kb1 O-O 12. Nc1 Bd7 {White is slightly better.} 13. Be2 Qe8 (13... Kh8 14. g4 Qc8 15. h3 Ng8 16. Nd3 Nf6 17. c5 Bb5 18. Rhg1 fxe4 19. fxe4 {1-0 (37) Bruzon Batista,L (2691)-Shoker,S (2466) Tsaghkadzor 2015}) 14. g4 $146 ({Predecessor:} 14. Nd3 c6 15. dxc6 bxc6 16. Nc5 Bc8 17. N5a4 Be6 18. Nb6 Rd8 19. Qc2 {½-½ (43) Jakobsen,O (2390)-Hansen,L (2250) Copenhagen 1996}) 14... b5 {...f4 is the strong threat.} 15. cxb5 axb5 16. Nd3 fxg4 17. fxg4 g5 18. Nb4 h6 (18... Ng6 $16) 19. Rc1 (19. h4 $18) 19... Nh8 (19... Ng6 $16) 20. h4 $18 gxh4 21. g5 (21. Rxh4 Nhg6 $14) 21... Nhg6 22. Bh5 {[%mdl 1024] White has strong compensation.} Qd8 (22... Qc8 {was necessary.} 23. gxh6 Bf6) 23. Ne2 Kh7 24. Rcg1 Be8 25. a3 Rc8 26. gxh6 Bf6 27. Bg5 c5 (27... Bd7 $16 {keeps fighting.} 28. Be3 (28. Bxf6 Rxf6 29. Qg5 Qf8 $16) 28... Qe8) 28. dxc6 $1 {Black must now prevent Nc3.} Bxc6 29. Nd5 (29. Nxc6 $18 Rxc6 30. Be3) 29... Bxd5 $16 30. exd5 {Strongly threatening Qd3.} Rc4 31. b3 Rc7 32. Qd3 $1 {[%csl LRb5,LRh4] And now Bd2 would win.} Qe8 $2 {[%mdl 8192]} (32... Bxg5 $16 33. Rxg5 Rf6) 33. Rxh4 (33. Bxh4 $142 Bxh4 34. Rxh4) 33... Bxg5 $18 34. Rxg5 $2 (34. Rhg4 $1 $18 {and the rest is easy.}) 34... Rf6 $2 (34... Rf1+ $16 {might work better.} 35. Ka2 Qf7) 35. Rhg4 Qf7 36. Ng3 Rc5 37. Rxg6 Nxg6 38. Bxg6+ Rxg6 {[#]} 39. Ne4 $1 {[%cal Re4g5] Hoping for Ng5+.} Kxh6 (39... Qxd5 40. Nf6+ Kh8 41. Qxd5 Rxd5 42. Rxg6 Rd1+ 43. Kc2 Rc1+ 44. Kxc1 e4 45. Rg8#) 40. Nxd6 {[%mdl 64] Double Attack} Rc1+ 41. Kxc1 Qc7+ {[#]} 42. Rc4 $1 bxc4 $16 {[%mdl 4096] Endgame KQR-KQN} 43. Qh3+ Kg5 44. Qg3+ Kh5 45. Qh2+ Kg4 46. Qg2+ Kh5 47. Qh2+ (47. Qe2+ $16 Kh4 48. Nxc4) 47... Kg4 $18 48. Qe2+ Kh4 49. Qh2+ (49. Qxc4+ $6 Qxc4+ 50. Nxc4 e4 $11) 49... Kg4 50. Qe2+ Kh4 51. Qh2+ ({But not} 51. Qxc4+ $6 Qxc4+ 52. Nxc4 e4 $11) 51... Kg4 52. Qe2+ {Accuracy: White = 63%, Black = 39%.} ({Better is} 52. Nxc4 $16 Qg7 53. Kd2 (53. Nxe5+ Kf5 $11) (53. Qxe5 Rg5 $16)) 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.36"]
[White "Narayanan, Srinath"]
[Black "Afanasiev, Nikita"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "2572"]
[BlackElo "2508"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,82,6,3,12,-9,-1,-35,-28,-35,-35,-33,0,0,0,0,0,-68,-56,-112,-111,-147,-146,-147,-149,-143,-154,-140,-143,-222,-240,-239,-251,-203,-183,-193,-190,-247,-231,-244,-228,-403,-460,-465,-465,-460,-450,-465,-460,-441,-434,-616,-616,-622,-612,-665,-609,-805,-578,-793,-786,-757,-658,-851,-784,-1041,-1029,-1529,-1482,-2347,-2345,-6275,-5304]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Ba4 O-O 6. O-O {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} d6 7. c3 {LiveBook: 4 Games} Ne7 8. Bg5 $146 {The position is equal.} ({Predecessor:} 8. Nbd2 Ng6 9. d4 Bb6 10. Bc2 Re8 11. Re1 c6 12. h3 h6 {1-0 (22) Karjakin,S (2753)-Jakovenko,D (2735) St Petersburg 2018}) 8... Ng6 9. Nh4 h6 10. Nxg6 fxg6 11. Be3 Ng4 {Hoping for ...Qh4.} 12. Bxc5 dxc5 13. Bb3+ Kh7 14. h3 (14. g3 $11) 14... Nf6 $15 15. f4 (15. Re1 $15) 15... exf4 $17 16. Rxf4 Qd6 17. Rf3 {[#]} Bg4 $1 {[%cal Rg4f3][%mdl 512]} 18. hxg4 Nxg4 19. g3 c4 $1 20. d4 ({But not} 20. Bxc4 $2 Qb6+ 21. d4 Qxb2 $19) (20. Nd2 $17 cxb3 21. axb3) 20... cxb3 $19 21. Nd2 bxa2 $40 {[%mdl 128] Black wants a kill.} 22. Rxa2 h5 23. e5 Qd5 24. Ra1 (24. Ra4 {was necessary.}) 24... c5 25. Qf1 {[#]} Ne3 $1 {[%mdl 512]} 26. Rxe3 $2 (26. Qe2 cxd4 27. Re1) 26... Rxf1+ 27. Nxf1 {Black is clearly winning.} cxd4 28. Rd1 Qb3 29. Rxd4 Qxb2 30. e6 {intending e7.} Re8 31. e7 (31. Nd2 $142) 31... Qa3 32. Rde4 a5 {[%cal Ba7a5,Ba5a4,Ba4a3][%mdl 32]} 33. Nh2 Qc1+ 34. Kf2 Qb2+ 35. Re2 Qxc3 36. Nf3 {[#]} a4 $1 37. Ng5+ (37. Rxa4 Qc5+) 37... Kg8 38. Kg2 a3 39. Rf2 Qc5 40. Rf8+ Rxf8 41. e8=Q Qxg5 {Precision: White = 29%, Black = 78%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.37"]
[White "Prithu Gupta"]
[Black "Moroni, Luca Jr"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2470"]
[BlackElo "2567"]
[Annotator "RC"]
[PlyCount "47"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 2. g3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 3. Bg2 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 4. O-O {[%emt 0:00:00]} b5 {[%emt 0:00:51]} 5. d3 {[%emt 0:00:11]} Bb7 {[%emt 0:00:05]} 6. Nbd2 {[%emt 0:00:23]} c5 {[%emt 0:00:53]} 7. e4 {[%emt 0:00:40]} Nc6 {[%emt 0:00:41]} 8. Re1 {[%emt 0:13:10]} Be7 {[%emt 0:01:16]} 9. Qe2 {[%emt 0:00:58]} Qb6 {[%emt 0:04:42]} 10. a4 {[%emt 0:02:55]} b4 {[%emt 0:07:06]} 11. exd5 {[%emt 0:11:24]} Nxd5 {[%emt 0:04:03]} 12. a5 {[%emt 0:01:54]} Qa6 {[%emt 0:08:56]} 13. Nc4 {[%emt 0:09:42]} O-O {[%emt 0:03:39]} 14. Bd2 {[%emt 0:11:57]} Bf6 {[%emt 0:05:06]} 15. Rab1 {[%emt 0:07:16]} Rad8 {[%emt 0:04:26]} 16. Be3 {[%emt 0:10:44]} Qb5 {[%emt 0:04:09]} 17. Ra1 {[%emt 0:00:11]} h6 {[%emt 0:04:38]} 18. Nfd2 {[%emt 0:04:40]} Rd7 {[%emt 0:07:55]} 19. Nb3 {[%emt 0:05:32]} Be7 {[%emt 0:07:21]} 20. Bd2 {[%emt 0:04:33]} Rfd8 {[%emt 0:03:15]} 21. Qg4 {[%emt 0:03:20]} Nf6 {[%emt 0:03:49]} 22. Qe2 {[%emt 0:00:12]} Nd5 {[%emt 0:10:55]} 23. Qg4 {[%emt 0:03:04]} Nf6 {[%emt 0:02:15]} 24. Qe2 {[%emt 0:00:14]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.38"]
[White "Lalith Babu M R"]
[Black "Harika, Dronavalli"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2556"]
[BlackElo "2471"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,73,10,12,12,11,0,0,0,0,0,0,-34,-12,-18,-15,-26,-9,-74,-31,-33,-20,-37,-14,-20,-8,-23,-8,-35,-22,-38,-33,-120,-112,-106,-121,-124,-108,-106,-105,-102,-97,-244,-161,-143,0,-54,0,0,7,7,6,0,8,8,8,8,8,8,18,-1,-2,-2,0,0,-1,-9]} 1. Nf3 d5 2. c4 e6 3. e3 Nf6 4. Nc3 a6 (4... Be7 5. b3 O-O 6. Bb2 dxc4 7. Bxc4 c5 8. h4 a6 9. Qb1 b5 10. Be2 Bb7 11. Ng5 Nbd7 12. Bf3 Bxf3 13. Nxf3 Rc8 14. Ne2 {0-1 (59) Nepomniachtchi,I (2763)-Yu,Y (2764) St Petersburg 2018}) 5. b3 b6 6. Bb2 {A17: English Opening: 1...Nf6 with ...Bb4} Bb7 7. Be2 Nbd7 8. Qc2 Bd6 9. cxd5 exd5 10. Nd4 g6 11. O-O O-O 12. Rac1 $146 ({Predecessor:} 12. Nf3 Rc8 13. Rac1 Qe7 14. h3 Rfe8 15. Qb1 c5 16. Rfe1 Ne5 17. Na4 Ned7 {½-½ (17) Papp,G (2291)-Berczes,D (2450) Balatonlelle 2006}) 12... Rc8 13. Qb1 (13. Nf3 $11) 13... Qe7 14. Nf3 Rfe8 15. Rfe1 Ne4 16. d3 Nef6 17. Bf1 Qf8 18. Ne2 Qh6 19. h3 c5 20. a3 {[#]} (20. Qc2 $15) 20... d4 $1 $17 {[%cal Rd4e3][%mdl 512]} 21. exd4 Bxf3 $1 22. gxf3 Nh5 23. dxc5 Nxc5 {White must now prevent ...Nf4.} 24. Rc4 Nxb3 25. Qc2 (25. Bc3 $17 {was necessary.} Nd2 26. Bxd2 Qxd2 27. Qc1 Qxc1 28. Rexc1 Rxc4 29. dxc4) 25... Qg5+ 26. Kh1 Nc5 (26... Rxc4 $17 27. Qxc4 Qc5 28. Qxc5 Nxc5) 27. Qc3 ({White should try} 27. d4 $11 Rxe2 28. Qxe2) 27... f6 (27... Qe5 $15 28. Qxe5 Bxe5 29. Bxe5 Nxd3 {[%mdl 64] Double Attack, Discovered Attack} 30. Rxc8 Rxc8) 28. d4 $11 {[#]The position is equal.} Rxe2 $1 {[%mdl 576] Remove Defender} 29. Rxe2 (29. dxc5 {[#] gets mated.} Ng3+ $1 {[%mdl 512]} 30. Kg1 Ne4+ 31. Bg2 Rxf2 32. cxd6 Qxg2#) 29... Qf4 $132 {[%csl Gd6][%cal Rf4h2][%mdl 2048] [#] Black has counterplay} 30. Re5 $1 {[%mdl 512] Bc1 is the strong threat.} Bxe5 31. dxe5 Qxe5 32. Qxe5 fxe5 33. Bxe5 Rd8 34. Rd4 Rxd4 35. Bxd4 a5 36. Be5 Kf7 37. Bc7 {Accuracy: White = 36%, Black = 55%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.39"]
[White "Hakobyan, Aram"]
[Black "Flom, Gabriel"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2545"]
[BlackElo "2460"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,81,16,0,0,6,24,8,15,-12,0,-14,0,-24,-14,-14,0,-26,48,0,3,0,0,0,11,2,55,41,66,47,73,56,72,77,80,56,99,84,91,63,50,49,227,231,220,187,258,227,374,331,395,402,333,252,170,147,206,238,224,220,174,17,12,0,0,0,254,257,256,247,258,254]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. g3 Bb4 7. Nde2 Be7 {B43: Sicilian: Kan Variation: 5 Nc3} (7... Nf6 8. Bg2 Nc6 9. O-O Be7 10. a4 O-O 11. b3 b6 12. Bb2 Bb7 13. Nf4 Rac8 14. Nce2 Ne5 15. Nd3 Ng6 16. Nc3 Rfd8 17. Re1 d5 18. exd5 Nxd5 19. Nxd5 Bxd5 20. Bxd5 Rxd5 {0-1 (70) Mamedov,R (2703)-Smirin,I (2609) St Petersburg 2018}) 8. Bg2 d6 9. O-O Nf6 {The position is equal.} 10. h3 Nc6 11. a4 b6 12. g4 h6 13. f4 Bb7 14. Be3 {[#]} Nb4 $146 (14... O-O $11) ({Predecessor:} 14... Na5 15. Bf2 d5 16. e5 Nd7 17. Nd4 Nc6 18. Nce2 Nc5 19. Nxc6 Bxc6 {1-0 (50) Papp,G (2373)-Sax,G (2535) Zalakaros 2004}) 15. Nd4 d5 {[%cal Rf6e4]} 16. e5 Ne4 17. Nce2 g5 18. a5 b5 ({Black should play} 18... bxa5 $11 19. Rc1 Nc5) 19. c3 $14 Nc6 20. Nxc6 Bxc6 21. Bb6 Bc5+ 22. Bxc5 Nxc5 23. Nd4 $36 {[%cal Be2d4,Bd4c2,Bc2e3,Be3g4][%mdl 2080] White is more active.} Bb7 24. Qf3 gxf4 25. Qxf4 Qe7 26. Rad1 Ne4 $2 ({Better is} 26... Rh7 $14) 27. Bxe4 $1 $18 dxe4 28. Nc2 $1 h5 (28... Rh7 $142 29. Rd6 Rd8) 29. g5 h4 (29... Bd5 $142 30. Nb4 Bb7) 30. Ne3 Rg8 31. Kh2 Rxg5 32. Ng4 {White wants to mate with Nf6+.} ({Less strong is} 32. Qxh4 Bd5 $16) 32... e3 33. Qxe3 ({Not} 33. Nf6+ Qxf6 $1 {[%mdl 512]} 34. Qxf6 Rg2+ 35. Kh1 Rg6+ 36. Kh2 Rg2+ 37. Kh1 Rg6+ 38. Kh2 Rg2+ $11) 33... Rd8 34. Qb6 ({Avoid the trap} 34. Nf6+ $2 Qxf6 $1 {[%mdl 512]} 35. exf6 Rg2+ 36. Kh1 Rxb2+ 37. Kg1 Rg2+ 38. Kh1 Re2+ 39. Kg1 Rxe3 $19) 34... Rxd1 35. Rxd1 Kf8 {[#]} 36. Qe3 $2 (36. b4 $1 $18) 36... Rg6 $1 $11 37. Rd2 Qc7 {Threatens to win with ...Qc6.} 38. Qb6 Qc6 $2 {[%mdl 8192]} (38... Qc4 $1 $11 {and Black stays safe.} 39. Rd8+ Kg7 40. Qxb7 Qf4+ 41. Kh1 Qc1+ 42. Kg2 Qxb2+ 43. Kh1 Qc1+ 44. Kh2 Qf4+ 45. Kh1 Qc1+ 46. Kh2 Qf4+ 47. Kh1 Qc1+) 39. Qxc6 $18 Bxc6 40. Rd6 Bf3 41. Rxa6 {Accuracy: White = 48%, Black = 53%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.24"]
[Round "6.40"]
[White "Warmerdam, Max"]
[Black "Aryan Chopra"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "2450"]
[BlackElo "2540"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,90,23,31,24,14,22,33,-16,-16,-60,-39,-60,-62,-64,-59,-48,-22,-84,-68,-87,-81,-88,-70,-89,-80,-111,-109,-110,-131,-134,-117,-120,-112,-120,-104,-166,-128,-151,-133,-133,-145,-161,-78,-95,-94,-94,42,-94,-93,-110,-123,-114,-121,-277,-257,-247,-249,-392,-393,-391,-397,-422,-422,-417,-414,-421,-398,-351,0,-402,-383,-400,-385,-609,-609]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nc6 7. O-O e5 8. dxe5 dxe5 9. Bg5 Be6 10. Qc1 {E62: King's Indian: Fianchetto: 6...c6 and Panno Variation (6...Nc6) without ...a6} (10. Qa4 Qb8 11. Bxf6 Bxf6 12. Nd2 Bg7 13. Rfd1 Rd8 14. Nb3 Nd4 15. Nc5 c6 16. e3 Bg4 17. exd4 exd4 18. N3e4 Bxd1 19. Rxd1 {1-0 (32) Carlsen,M (2835)-Firouzja,A (2607) St Petersburg 2018}) 10... Qc8 11. Rd1 Re8 12. Nd2 $146 {White is slightly better.} ({Predecessor:} 12. Nd5 Nd7 13. Bh6 f6 14. Bxg7 Kxg7 15. b3 Nd8 16. Nd2 Nf7 17. c5 c6 {0-1 (39) Yakubboev,N (2556)-Wang,H (2730) Makati 2018}) 12... Nd7 13. Nd5 Nd4 14. Re1 {Threatening Ne7+.} f6 15. Be3 Nf5 16. Ne4 c6 17. Nb4 (17. g4 $11 {keeps the balance.} Nxe3 18. Nxe3) 17... Nxe3 $17 18. Nd6 {[#]} Nxg2 $1 {[%mdl 512]} 19. Nxc8 (19. Kxg2 Qc7) 19... Nxe1 20. Nd6 Red8 $1 21. Qxe1 Nc5 22. Nxb7 {[%mdl 64] Remove Defender} Nxb7 23. Nxc6 Rd7 $36 {[%mdl 2048] Keeping White busy.} ({Not} 23... Bxc4 $2 24. Qb4 $18) 24. Rd1 Rc7 25. Na5 Bf8 26. b3 (26. Nxb7 $17 Rxb7 27. Qc3) 26... Nc5 27. b4 Nb7 $1 28. Nxb7 Rxb7 29. c5 Bxa2 (29... a5 $19 {is more deadly.} 30. bxa5 Bxc5) 30. c6 Rf7 ({Don't go for} 30... Rxb4 $2 31. c7 $18) 31. b5 Bc5 {[#]} (31... Be6 $1 $17) 32. Qa5 (32. c7 $1 $14 {[%mdl 512] was forced to keep a grip.} Rff8 (32... Rxc7 33. Qa5) 33. Qc3) 32... Be6 33. Rd8+ Rxd8 34. Qxd8+ {[#]} Rf8 $1 {[%cal Rf8d8]} 35. Qc7 $2 (35. Qd2 $17) 35... Bb6 $19 36. Qe7 {[#]} Bh3 $1 {Threatens to win with ...Rd8.} 37. c7 (37. Qa3 $142) 37... Rc8 38. Qxf6 Rxc7 {[%cal Rc7c1]} 39. Qd8+ Kg7 {( -> ...Rc1+)} 40. Qg5 Bd4 41. Qd2 Rc3 42. Qg5 Rc7 43. Qd2 Rd7 {Strongly threatening ...Bxf2+!} 44. Qc1 Bb6 45. e3 (45. Qe1 $142) 45... e4 {Accuracy: White = 47%, Black = 75%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.1"]
[White "Martirosyan, Haik M."]
[Black "Sasikiran, Krishnan"]
[Result "1-0"]
[ECO "E66"]
[WhiteElo "2616"]
[BlackElo "2678"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,69,24,0,37,6,30,30,74,64,64,58,74,76,117,77,79,77,88,71,81,85,84,69,89,85,211,200,185,205,186,198,271,298,374,374,368,338,587,588,813,803,750,540,500,398,582,556,1540,557,29989,1366,29990,572]} 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c5 7. Nc3 Nc6 8. d5 Na5 9. Nd2 a6 10. Rb1 b5 {E66: King's Indian: Fianchetto: 6...c5 7 0-0 Nc6 8 d5} (10... Rb8 11. Qc2 b5 12. cxb5 axb5 13. b4 cxb4 14. Rxb4 Bd7 15. Bb2 Qc7 16. Rc1 Ng4 17. Qb1 Qa7 18. Nd1 Bxb2 19. Qxb2 {0-1 (52) Khismatullin,D (2621)-Firouzja,A (2607) St Petersburg 2018}) 11. b3 Ng4 12. Qc2 Ne5 {[%cal Rb5c4] White has an edge.} 13. Nd1 Rb8 14. Bb2 bxc4 15. bxc4 Rb4 {[%cal Ra5c4]} 16. Ne3 Bd7 17. f4 Rxb2 18. Rxb2 (18. Qxb2 $2 {perishes.} Ng4 $19) 18... Ng4 19. Nxg4 Bxg4 20. e4 $146 ({Predecessor:} 20. Rbb1 Bxe2 21. Rfe1 {0-1 (58) Rubio Mancebon,P (2005)-Garcia Garcia,R (2193) Palencia 1999}) 20... Bd4+ {[#]} 21. Kh1 $1 e5 (21... Bxb2 $16 {keeps fighting.} 22. Qxb2 Qb8) 22. Rbb1 $18 exf4 23. gxf4 Re8 24. Qd3 f5 (24... Re7 {was called for.} 25. Bh3 Bh5) 25. Qg3 Bf6 26. Bf3 Bxf3+ 27. Qxf3 ({Less strong is} 27. Rxf3 fxe4 28. Re3 Bd4 $18) 27... Bd4 $2 (27... Qd7 28. Qa3 fxe4 29. Qxa5 e3) 28. exf5 Re3 29. Qg2 Qe8 30. fxg6 Qxg6 31. Rfe1 Kf7 (31... Rxe1+ $142 32. Rxe1 Qxg2+ 33. Kxg2 Bc3) 32. Rxe3 Bxe3 33. Ne4 (33. Qh3 $142) 33... Nxc4 {and the idea ...Qxg2+ leaves Black hopeful.} 34. Rb7+ (34. Ng5+ $142 Kf8 {[#]} 35. Nxh7+ $1 {[%mdl 512]} Qxh7 36. Rb8+ Kf7 37. Rb7+ {[%mdl 64] Skewer} Kf8 38. Rxh7 Bd4 39. Qg6 Bg7 40. Qxg7+ Ke8 41. Rh8#) 34... Kf8 35. f5 {Accuracy: White = 62%, Black = 28%.} (35. Ng5 $142 Ne5 36. Ne6+ Ke8 37. fxe5 Bf4 38. Nxf4 Qxg2+ 39. Kxg2 Kf8 40. exd6) 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.2"]
[White "Wei, Yi"]
[Black "Kulaots, Kaido"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2733"]
[BlackElo "2542"]
[Annotator "TA"]
[PlyCount "165"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,165,16,6,14,7,17,8,10,10,40,34,35,28,43,37,45,48,58,48,66,54,40,45,81,80,77,74,95,69,51,38,41,36,63,32,32,32,32,16,38,8,15,15,16,10,16,0,23,0,21,16,4,0,36,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,7,0,7,0,0,0,0,0,0,0,7,0,0,0,0,0,0,0,27,10,13,13,14,-38,-28,-27,0,-22,-22,-42,-34,-42,0,-20,0,-58,-38,-36,-26,-70,-68,-126,-89,-85,-87,-64,-28,-12,0,-266,-253,-261,-257,-399,-189,-188,-141,-153,-173,-131,-131,-582,-552,-1797,-1552,-6811,-6811,-5126]} 1. e4 c5 2. Nc3 d6 3. Nge2 Nf6 4. g3 Nc6 5. Bg2 g6 6. d3 Bg7 7. O-O O-O 8. Bg5 {LiveBook: 16 Games} Bd7 {B25: Closed Sicilian: 3 g3, lines without early Be3} (8... Rb8 9. Qd2 b5 10. Bh6 b4 11. Nd1 Bxh6 12. Qxh6 e6 13. a3 d5 14. exd5 exd5 15. axb4 Rxb4 16. Qd2 {½-½ (58) Yu,Y (2764)-Vachier Lagrave,M (2778) Shenzhen 2018}) 9. Qd2 Nd4 $146 ({Predecessor:} 9... Qa5 10. Bh6 Nd4 11. Bxg7 Kxg7 12. h3 Qb4 13. Rab1 Rac8 14. f4 Bc6 15. g4 Nd7 16. f5 Nxe2+ 17. Qxe2 {½-½ (43) Flindt,T (2179)-Baekgaard,M (2294) Denmark 2009}) 10. Nxd4 cxd4 {The position is equal.} 11. Ne2 e5 12. c3 dxc3 13. Nxc3 a5 14. f4 {[%cal Bf2f4,Bf4f5][%mdl 32]} Bc6 15. f5 b5 16. Rac1 b4 17. Nd5 Bxd5 $1 18. exd5 Qb6+ 19. Kh1 Qb5 20. Rc6 Rad8 21. Bxf6 Bxf6 22. Be4 g5 23. Rfc1 Kg7 24. Qd1 Rd7 25. Kg2 Rh8 26. Qh5 Qb7 27. Kf3 Qa7 28. R6c4 Qb6 29. Ke2 Qa7 30. Kf3 Qb6 31. Ke2 Qa7 32. h4 h6 $1 33. Qf3 Rg8 34. hxg5 hxg5 (34... Bxg5 35. f6+ $1 {[%mdl 512]} Bxf6 36. Qf5) 35. Rh1 {Black should prevent Qh5.} Rh8 36. Rxh8 Kxh8 37. Qh1+ Kg7 $1 38. Qc1 Qb6 39. Rc6 Qd4 40. Rc4 Qb6 41. Rc6 Qd4 42. Ra6 Rd8 43. Kf1 Rd7 44. Kg2 {[#]} b3 $1 {[%mdl 512]} 45. axb3 Rb7 46. Ra8 Ra7 47. Rb8 {Qh1 would kill now.} Rd7 $1 48. Ra8 Rd8 49. Rxa5 Qb6 50. Ra3 Rh8 51. Qd2 Rb8 52. Qf2 Qc7 53. Qd2 Qc5 54. Bf3 Rb7 55. Ra5 Qb6 56. Bd1 Qd4 57. Qc3 Qe3 58. Ra4 Rb8 59. Re4 Qa7 60. b4 Rh8 61. Bb3 (61. Qd2 $11) 61... Qd7 $15 {[%mdl 1024] Black has compensation.} 62. g4 Qa7 63. Qd2 Rh4 64. Qe1 Qb8 65. Qg3 Qa7 66. Qe1 Qb8 67. Bc4 (67. Qg3 $11) 67... Qh8 {White must now prevent ...Rh2+.} 68. Qg3 $1 Bd8 69. d4 exd4 $1 70. Rxd4 (70. Re1 $15) 70... Bf6 71. Re4 Qb8 72. Be2 Be5 73. Rxe5 dxe5 $11 {[%cal Bd6e5,Be5d4][%mdl 4128] Endgame KQR-KQB} 74. b5 $2 {[%mdl 8192]} (74. Qe3 $11 {and White is okay.} Kf6 75. Qc5) 74... Qd6 $1 $19 {[%cal Rd6d5]} 75. Qe3 {[#]} Kf6 $1 (75... Qxd5+ 76. Bf3 $15) 76. b6 (76. Qf3 $142) 76... Qxd5+ (76... Qb4 $142 77. Bf3 Qxb2+ 78. Kg1 {[#]} e4 $1 {[%mdl 512]} 79. Qxe4 Qxb6+ 80. Kg2 Qc7 81. Qd4+ Qe5 82. Qxe5+ Kxe5) 77. Bf3 Qd4 ({Not} 77... Rxg4+ 78. Kf2 $11) 78. Qxd4 exd4 79. b7 Rh8 80. Bc6 $2 {[%mdl 8192]} (80. Kf2 $17) 80... Ke5 {Black is clearly winning.} 81. Bd7 {And now Bc8 would win.} Rb8 82. Bc8 Ke4 83. Kf2 {Precision: White = 41%, Black = 64%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.3"]
[White "Chigaev, Maksim"]
[Black "Tabatabaei, M.amin"]
[Result "1/2-1/2"]
[ECO "B53"]
[WhiteElo "2613"]
[BlackElo "2590"]
[Annotator "TA"]
[PlyCount "29"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,29,0,-7,1,-12,21,-14,-5,0,0,-9,8,-15]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nf6 5. Be2 Nc6 6. Qe3 {B53: Sicilian: 2...d6: Lines with Qxd4} g6 7. O-O Bg7 8. h3 O-O (8... Nd7 9. Nc3 O-O 10. Rb1 a6 11. Bd2 b5 12. Nd5 e6 {1-0 (57) Harikrishna,P (2733)-Korobov,A (2694) Czech Republic 2019}) 9. Rd1 Nd7 10. Nc3 {LiveBook: 12 Games. The position is equal.} a6 11. Nd5 b5 $146 ({Predecessor:} 11... Re8 12. c4 Nc5 {1-0 (47) Tsang,H (2394)-Oppermann,R (2258) ICCF email 2016}) 12. c3 Rb8 13. a4 bxa4 14. Rxa4 a5 15. Nd4 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.4"]
[White "Deac, Bogdan-Daniel"]
[Black "Wang, Hao"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "2603"]
[BlackElo "2714"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,59,21,14,12,22,23,15,13,17,12,15,16,20,21,19,12,16,22,44,10,10,9,9,9,9,9,9,9,9,0,0,0,0,0,4,0,0,0,0,0,0,0]} 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Ne5 Nc6 8. Bxc6 bxc6 9. Nxc6 Qe8 10. Nxe7+ Qxe7 11. Na3 {E05: Open Catalan: 5 Nf3 Be7} c5 12. dxc5 Qxc5 13. Be3 Qh5 14. f3 c3 15. bxc3 Qa5 16. Qc1 Ba6 17. c4 Rac8 18. Rd1 Nd5 {[#]} 19. Rd3 $146 Nxe3 {The position is equal.} 20. Rxe3 Bxc4 21. Nxc4 Qc5 22. Rb1 Qxc4 23. Qxc4 Rxc4 $11 {[%mdl 4096] Endgame KRR-KRR} 24. Rb7 Ra4 25. a3 g5 26. Kf2 h6 27. Rc3 Kg7 28. Rcc7 Rxa3 29. Rxa7 Rxa7 30. Rxa7 {Accuracy: White = 59%, Black = 100%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.5"]
[White "Petrosian, Tigran L."]
[Black "Nabaty, Tamir"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2595"]
[BlackElo "2688"]
[Annotator "TA"]
[PlyCount "145"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,145,13,24,19,35,19,33,26,37,16,30,17,19,21,22,22,9,15,33,30,25,31,33,30,39,36,57,63,56,52,67,62,75,48,64,59,68,50,44,53,58,52,56,-6,-6,-6,-6,-5,-4,-6,-3,-10,-8,-9,-16,-10,0,-12,-22,-10,-12,-47,-47,-47,-47,-56,-56,-56,-57,-58,0,0,0,0,0,0,0,0,0,0,0,0,15,15,76,68,75,75,66,29,77,42,101,105,133,131,181,183,237,180,223,223,237,237,219,219,381,352,337,336,320,312,379,354,282,250,450,283,29957,29958,29960,29954,29959,29962,29964,29967,29965,29968,29967,29968,29960,29961,12843,12581,5591,5513]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Nc6 7. Be3 {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves} Bf5 (7... Be7 8. Bc4 Be6 9. Bxe6 fxe6 10. Qd3 Qd7 11. O-O-O O-O-O 12. c4 Kb8 13. Rhe1 Bf6 14. Qa3 h6 {0-1 (33) Grischuk,A (2766)-Duda,J (2737) chess.com INT 2018}) 8. Qd2 Be7 9. O-O-O {White is slightly better.} Qd7 10. Kb1 Bf6 11. h3 O-O-O 12. Nd4 Bxd4 13. Bxd4 $146 ({Predecessor:} 13. cxd4 d5 14. Bb5 Rhe8 15. Rhe1 Re6 16. f3 {1-0 (32) Jaworski,M (2152)-Volf,M (1871) ICCF email 2011}) 13... f6 14. Be3 d5 15. Be2 Rhe8 16. Rhe1 Be4 17. Bf1 g5 18. b3 Qd6 19. Kb2 h6 20. f3 Bg6 21. Qf2 b6 22. Ba6+ Kb8 23. g4 f5 24. gxf5 Bxf5 25. h4 g4 26. fxg4 Bxg4 27. Bf4 (27. Rd2 $14) 27... Rf8 $11 28. Bxd6 Rxf2 29. Bg3 $132 {[%mdl 2048] White puts up resistance} Rg2 30. Rd3 Bf5 31. Rde3 Rxc2+ 32. Ka3 $1 Bc8 33. Bb5 Bd7 (33... Kb7 {is interesting.} 34. Rf1 Bd7 35. Rf7 Nb4 36. cxb4 Bxb5 37. Ree7 Rc8) 34. R1e2 (34. Rd3 {seems wilder.} Nb4 35. Kxb4 a5+ 36. Ka3 Bxb5 37. c4) 34... Rxe2 35. Rxe2 Kb7 36. Bxc6+ Kxc6 {[%mdl 4096] Endgame KRB-KRB} 37. Rf2 Rg8 38. Bh2 h5 39. Rf6+ Kb7 40. Rf7 Kc8 ({Black should play} 40... Rg2 $1 $15 41. Be5 Re2) 41. Rh7 $1 Rg2 42. Be5 a5 43. Rxh5 Re2 44. Bf6 Rf2 45. Bd4 Rd2 46. Re5 c5 47. Be3 Rd1 {[#]} (47... Re2 $11 {remains equal.}) 48. h5 $1 $16 d4 49. cxd4 cxd4 50. Rd5 b5 51. Kb2 (51. Bxd4 Rb1 $15) 51... Bf5 (51... Rh1 $14 52. Rc5+ (52. Rxd4 Rxh5 53. Rd2 b4 $11) (52. Bxd4 Rh2+ 53. Kb1 Be8 $14) 52... Kb7 53. Bxd4 Rh2+ 54. Kb1 a4) 52. Bc1 (52. Rxf5 $6 dxe3 53. Re5 Rh1 $11) 52... Be4 53. Rxb5 d3 {White should prevent ...d2.} 54. Bf4 (54. Rxa5 d2 $11) 54... a4 (54... d2 {might work better.} 55. Kc3 a4 56. Bxd2 (56. bxa4 Ra1 $18) 56... axb3 57. axb3 Rh1) 55. Rb4 d2 {aiming for ...Rb1+.} 56. Kc3 ({Stronger than} 56. Rxe4 Rb1+ 57. Kxb1 d1=Q+ 58. Kb2 axb3 $11) (56. Rc4+ $6 Kb7 $16) 56... axb3 57. axb3 {[%cal Ba2b3,Bb3b4][%mdl 32]} ({Don't go for} 57. Rxe4 $2 bxa2 58. Ra4 a1=Q+ 59. Rxa1 Rxa1 $19) 57... Rh1 58. Kxd2 ({But not} 58. Bxd2 $6 Bd5) 58... Bd5 $2 (58... Bb1 59. h6 Kd7) 59. h6 $18 Rh3 60. Rb5 Be4 61. Re5 Bb1 62. b4 Rd3+ 63. Ke2 Rb3 $2 (63... Rd4) 64. Bd2 Kd7 $2 (64... Bd3+ $18 65. Kf3 Bb1+ 66. Kg4 Rb2) 65. Re3 Rb2 {[#]} 66. Rh3 $1 Bh7 67. Rg3 Ke6 68. Rg7 Bf5 69. h7 Bxh7 70. Rxh7 Rb3 71. Rh5 Kd6 72. Rc5 Kd7 73. Bc3 {Accuracy: White = 79%, Black = 49%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.6"]
[White "Anton Guijarro, David"]
[Black "Lupulescu, Constantin"]
[Result "1/2-1/2"]
[ECO "E20"]
[WhiteElo "2642"]
[BlackElo "2610"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,45,22,12,12,19,16,14,0,-2,-17,-15,-29,15,14,17,7,6,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c6 7. e3 O-O {E20: Nimzo-Indian: 4 g3 and 4 f3} 8. Bd3 b6 (8... Re8 9. Ne2 e5 10. cxd5 cxd5 11. dxe5 Rxe5 12. O-O Nc6 13. Nd4 Re8 14. Bc2 Ne5 15. Qe1 {0-1 (33) Naroditsky,D (2616)-Sargissian,G (2689) chess.com INT 2019}) 9. Ne2 Ba6 10. cxd5 cxd5 11. O-O Bxd3 {LiveBook: 6 Games} 12. Qxd3 Qc8 13. e4 Qa6 14. Qe3 Nc6 15. e5 Nd7 16. Nf4 Rae8 17. a4 {The position is equal.} f6 18. exf6 Nxf6 19. Ba3 ({Not} 19. Nxe6 $2 Qc8 $19) 19... Rf7 $1 20. Bb4 $146 ({Don't go for} 20. Nxe6 $2 Nd8 $19) ({Predecessor:} 20. Rfe1 e5 {½-½ (20) Bagirov,R (2325)-Palac,M (2545) Biel 1998}) 20... e5 21. dxe5 Rxe5 22. Qd2 Qc4 23. Nd3 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.7"]
[White "Sarana, Alexey"]
[Black "Narayanan.S.L"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2630"]
[BlackElo "2593"]
[Annotator "TA"]
[PlyCount "167"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,167,27,12,44,14,26,23,18,6,12,6,28,29,23,33,22,36,31,28,28,30,29,18,33,18,30,25,32,29,29,22,20,17,25,0,24,16,17,21,42,41,41,39,43,39,50,39,39,39,64,39,39,41,55,54,43,47,51,43,47,53,47,33,37,29,33,25,62,71,58,60,57,56,72,69,67,64,132,114,114,114,112,70,112,0,117,117,117,117,117,117,117,117,117,116,110,110,117,102,112,83,132,132,133,110,238,222,155,188,648,648,641,639,630,616,571,558,486,548,496,554,474,486,520,496,1593,446,443,422,326,187,5401,173,195,0,1843,5514,3450,4643,4643,4643,4570,4585,4578,727,4578,4562,4562,8,70,70,70,70,70,68,68,68,29992,29993]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Qc2 O-O 6. Bg5 Na6 {D53: Queen's Gambit Declined: 4 Bg5 Be7: Early deviations} (6... Nbd7 7. Rd1 h6 8. Bh4 c6 9. e3 a6 10. h3 Re8 11. Be2 dxc4 12. Ne5 Nxe5 13. dxe5 Nd5 14. Bg3 Bh4 15. Bxh4 Qxh4 16. O-O Qg5 17. Qe4 b5 {½-½ (83) Andreikin,D (2723)-Kovalenko,I (2657) Sochi 2017}) 7. e3 h6 8. Bh4 c5 {White has an edge.} 9. a3 cxd4 10. Nxd4 Nc5 $146 ({Predecessor:} 10... Bd7 11. cxd5 Nxd5 12. Bxe7 Nxe7 13. Bxa6 bxa6 14. O-O {½-½ (58) Opitz,P (2091)-Mandviwala,P (2270) ICCF email 2011}) 11. Rd1 Bd7 12. cxd5 Nxd5 13. Bxe7 Qxe7 14. Nxd5 exd5 15. Bb5 Rac8 16. O-O Rfd8 17. Qe2 Ne4 18. Bd3 Rc7 19. Qh5 Nf6 20. Qh4 Rdc8 21. h3 Qe5 22. Bb1 Rc4 23. Ba2 R4c5 24. Rfe1 Qg5 25. Qxg5 hxg5 26. f3 g6 27. Kf2 Kf8 28. Rd2 Ba4 29. Bb1 Rc1 30. Ne2 R1c5 31. Rd4 Bb5 32. Nc3 Bc4 33. Red1 b5 34. Bd3 a6 35. Rd2 R5c7 36. h4 gxh4 37. Rxh4 Kg7 38. Rd4 Re7 39. Bxc4 dxc4 40. Rd6 Ra7 41. g4 $36 {[%mdl 2048] White has the initiative.} Rb8 42. g5 Nh7 43. f4 f6 ({Black should try} 43... Nf8 $14) 44. Rd7+ Rxd7 45. Rxd7+ $16 {[%mdl 4096] Endgame KRN-KRN} Kg8 46. Rd6 Kg7 47. Rd7+ (47. gxf6+ $16 Nxf6 48. Rxa6) 47... Kh8 (47... Kg8 $11 {remains equal.}) 48. gxf6 $1 Nxf6 49. Rd6 Kg7 50. Rxa6 b4 51. axb4 Rxb4 52. Ra2 Rb7 53. Kf3 Kf7 54. Ke2 Rb8 55. e4 Nd7 56. Ke3 Nc5 57. Kd4 Nd3 (57... Ne6+ $16 {might work better.} 58. Ke5 (58. Kxc4 Rc8+ 59. Kd5 Nxf4+ 60. Ke5 g5 $16) 58... Nc5 59. Ra7+ Kf8) 58. Ra7+ $18 ({Don't take} 58. Kxc4 $6 Nxf4 59. Nd5 Nxd5 $16) 58... Kf8 59. Nd5 Nxb2 $2 (59... Rxb2 60. Kxc4 Nf2) 60. e5 Re8 61. Ra6 Kf7 62. Rf6+ Kg7 63. Rc6 Kf7 64. Rc7+ Kf8 65. Nf6 Re7 66. Rc8+ Kf7 67. Nd5 Re8 (67... Re6 $142 68. Nc7 Re7 69. e6+ Rxe6) 68. Rc6 (68. Rxe8 $142 Kxe8 69. e6) 68... Re6 69. Rc7+ Kf8 70. Ke4 (70. Rc8+ $142 Kg7 71. Rb8) 70... Ra6 $2 (70... Nd1 71. Rxc4 Nf2+ 72. Kf3 Nd3) 71. Rc8+ $2 (71. f5 {aiming for e6.} gxf5+ 72. Kxf5) 71... Kg7 72. Rc7+ $2 (72. Kd4) 72... Kf8 73. f5 gxf5+ 74. Kxf5 Ra1 75. e6 {Intending Rf7+ and mate.} Rf1+ 76. Kg4 Rg1+ 77. Kh3 (77. Kf3 $142 Rf1+ 78. Kg3) 77... Rh1+ 78. Kg2 {Nf6 would kill now.} Re1 {[#]} 79. Rc8+ $2 (79. Rf7+ $1 $18 Ke8 80. Rh7) 79... Kg7 $14 80. e7 c3 $1 81. Rxc3 Na4 $1 {[%cal Ra4c3]} 82. Rg3+ Kf7 83. Rf3+ Kg7 $2 {[%mdl 8192] [#]} (83... Ke8 $14 84. Rf8+ Kd7) 84. Ne3 $1 {Accuracy: White = 59%, Black = 48%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.8"]
[White "Fier, Alexandr"]
[Black "Zhou, Jianchao"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2561"]
[BlackElo "2615"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,84,14,26,19,45,32,37,36,25,20,39,39,52,-26,-33,-37,-26,-25,-25,-26,-33,-50,-36,-37,-38,-38,-38,-34,-28,-72,-70,-76,0,-77,-84,-91,-74,-81,-59,-50,-50,-50,-47,-39,-27,-16,0,-27,-28,-32,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 h5 9. Nd5 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} Bxd5 (9... Nxd5 10. exd5 Bf5 11. Bd3 Bxd3 12. Qxd3 Nd7 13. O-O Be7 14. Qd2 O-O 15. Na5 Qc8 16. c4 Bd8 {0-1 (38) Maghsoodloo,P (2679)-Korobov,A (2699) Wijk aan Zee 2019}) 10. exd5 Nbd7 11. Qd2 {White is slightly better.} g6 12. O-O-O Bg7 13. Kb1 O-O 14. h4 ({White should try} 14. h3 $14) 14... e4 $146 ({Predecessor:} 14... a5 15. a4 e4 16. Bb5 Ne5 17. Qf2 exf3 18. gxf3 {1-0 (32) Martynyuk,E (2284)-Bashirli,N (2391) Baku 2018}) 15. f4 Ng4 16. f5 $1 Qf6 {[%csl Gg7][%cal Rf6b2] [#]} 17. Nd4 $1 gxf5 18. Be2 Nxe3 19. Qxe3 f4 $36 {[%mdl 2048] Black has good play.} 20. Qxe4 Rae8 (20... Rfe8 $5 21. Qf3 $8 Re5 $11) 21. Qf3 Re5 22. c3 Nc5 23. g3 fxg3 (23... Qg6+ $17 24. Ka1 fxg3) 24. Qxf6 (24. Qxg3 $11 {keeps the balance.} Qg6+ 25. Qxg6 fxg6 26. Rdg1) 24... Bxf6 $17 25. Rdg1 Ne4 26. Bd3 Kh8 {And now ...Nf2 would win.} 27. Bxe4 $1 Rxe4 {[%mdl 64] [#] Double Attack} 28. Nf5 Be5 {aiming for ...Rg8.} 29. Nxg3 Bxg3 (29... Rg4 {looks sharper.} 30. Nf5 Kh7 31. Kc2 Bf4 32. Re1 Kg6) 30. Rxg3 $15 {[%mdl 4096] Endgame KRR-KRR} Rfe8 31. Rf3 Kg7 32. Kc2 Re1 33. Rxe1 {The position is equal.} Rxe1 $11 {KR-KR} 34. Rg3+ Kf6 35. Rf3+ Kg6 36. Rg3+ $1 Kf6 37. Rf3+ Ke7 38. Rf5 Re2+ 39. Kb3 Re5 40. Rxe5+ $1 dxe5 41. c4 Kd6 {...b5 is the strong threat.} 42. Kc3 f5 {Accuracy: White = 64%, Black = 75%.} (42... b5 $5 43. b3 $8 f6 $11) 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.9"]
[White "Fedoseev, Vladimir"]
[Black "Vaibhav, Suri"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2715"]
[BlackElo "2575"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,98,27,18,17,4,0,0,26,17,19,23,23,9,12,8,17,2,5,0,9,14,16,12,6,0,0,0,14,4,29,4,6,0,0,0,11,0,0,0,0,0,12,7,6,10,22,13,21,21,21,0,5,5,125,171,157,121,121,34,32,34,27,0,0,0,0,0,14,7,14,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Bg5 e6 3. Nd2 c5 4. e3 cxd4 5. exd4 Be7 6. Ngf3 b6 7. Bd3 Bb7 8. O-O Nc6 9. c3 O-O 10. Re1 Nd5 {A47: 1 d4 Nf6 2 Nf3 b6: Torre, London and Colle Systems} 11. Ne4 (11. Bxe7 Ncxe7 12. Bf1 Nf6 13. a4 Rb8 14. Ne5 Qc7 15. a5 bxa5 16. Qa4 Bc6 17. Qa3 Ng6 18. Nxc6 Qxc6 19. g3 a4 {½-½ (55) Kasimdzhanov,R (2685)-Spasov,V (2594) Konya 2011}) 11... Bxg5 12. Nexg5 ({Much worse is} 12. Nfxg5 f5 $17) 12... Nf6 $146 ({Predecessor:} 12... f5 13. Nh3 Nce7 14. Ne5 Ng6 15. Nxg6 hxg6 16. Qd2 Qf6 17. Qg5 Qxg5 18. Nxg5 {1-0 (47) Sosna,J (2358)-Stepan,P (2004) Vsetin 2015}) 13. Qc2 {Hoping for d5.} h6 14. Nh7 Nxh7 15. Bxh7+ Kh8 {And now ...f5 would win.} 16. Be4 Qc7 17. Qd1 Ne7 18. Bc2 Nd5 19. Qd3 {[%csl Gc2][%cal Rd3h7]} g6 20. Ne5 {aiming for Nxg6+!} d6 21. Ng4 h5 22. Ne3 Nf6 (22... Nf4 {keeps more tension.} 23. Qf1 h4 24. g3 Nd5 25. Nxd5 Bxd5 26. Be4 Bxe4 27. Rxe4 hxg3 28. fxg3 Kg7) 23. a4 a6 24. Qc4 Rac8 25. Qxc7 Rxc7 26. Bd3 Rfc8 27. Red1 Kg7 28. f3 h4 29. Kf2 Nd7 30. g4 hxg3+ 31. hxg3 Nf6 32. g4 a5 33. Rh1 Nd5 34. g5 Nxe3 35. Kxe3 Rh8 (35... e5 $11) 36. Rxh8 $16 Kxh8 {[%mdl 4096] Endgame [#] KRB-KRB} 37. Ra3 $1 Bd5 {[#]} 38. Ba6 ({White should try} 38. c4 $1 $16 {[%cal Rc4d5]} Bc6 39. Rb3) 38... Ra7 $14 39. Bb5 Rc7 40. b4 Kg7 {The position is equal.} 41. f4 f6 42. Kd2 Kf7 43. Ra1 Rc8 44. Rg1 Rh8 45. Rg3 Rh2+ 46. Ke1 Rh1+ 47. Ke2 Rh2+ 48. Ke1 Rh1+ 49. Ke2 Rh2+ {Accuracy: White = 51%, Black = 57%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.10"]
[White "Jumabayev, Rinat"]
[Black "Dubov, Daniil"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2604"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,87,31,33,8,10,12,19,4,37,16,29,23,41,16,25,20,19,17,41,22,26,22,31,19,37,30,53,50,43,36,51,29,48,48,46,18,14,19,18,16,37,29,49,22,32,26,24,27,53,52,66,4,8,4,4,4,58,22,22,33,34,24,27,24,23,23,23,22,22,22,22,22,22,22]} 1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. c4 Nf6 5. Ne5 Be6 6. cxd5 Bxd5 7. Nf3 c5 8. O-O {A11: English Opening: 1...c6} e6 {LiveBook: 37 Games} 9. b3 Be7 10. Bb2 O-O 11. d3 {[%cal Bd2d3,Bd3d4][%mdl 32]} Nbd7 12. e3 $146 ({Predecessor:} 12. Nbd2 b5 13. Qc2 Rc8 14. Rac1 Qb6 15. Qb1 Rfd8 {½-½ (37) Hansen,S (2567)-Parligras,M (2575) Germany 2013}) 12... Bc6 13. Qe2 Nd5 14. Na3 a5 15. d4 a4 16. Rfd1 Re8 17. e4 N5f6 18. dxc5 Bxc5 19. Nd4 Qb8 20. Nc4 axb3 21. axb3 Rxa1 22. Rxa1 Rd8 23. Bc3 Nf8 {[%cal Bd7f8,Bf8g6,Bg6e7][%mdl 32]} 24. Nxc6 bxc6 25. Rb1 Ng6 26. b4 Bd4 27. Qb2 e5 28. Na5 Qb6 29. Qc2 {Threatening Bxd4.} Bxc3 30. Qxc3 Ne7 $1 31. Rc1 h5 32. Nc4 Qd4 33. Bf3 ({White should play} 33. Qxd4 $14 exd4 34. Rd1) 33... Nxe4 $11 34. Qxd4 Rxd4 35. Nxe5 Rxb4 (35... h4 $11) 36. Rd1 Ng5 37. Rd8+ Kh7 {[#] White must now prevent ...Rb5.} 38. Bxh5 {White wants to play h4.} g6 39. Rd7 gxh5 40. Rxe7 {h4 is the strong threat.} h4 $1 41. f4 Rb1+ {The position is equal.} 42. Kf2 Rb2+ $1 43. Ke3 hxg3 44. hxg3 {Precision: White = 51%, Black = 63%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.11"]
[White "Donchenko, Alexander"]
[Black "Inarkiev, Ernesto"]
[Result "0-1"]
[ECO "D71"]
[WhiteElo "2600"]
[BlackElo "2692"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,66,17,25,23,28,30,33,29,26,9,29,0,0,0,0,-61,-60,-66,-69,-113,-123,-181,-178,-152,-176,-170,-163,-189,-175,-274,-262,-264,-264,-421,-432,-420,-444,-412,-444,-437,-385,-723,-719,-657,-626,-5359,-5352,-5186,-1575,-2693,-2306,-29980,-29972,-5585,-891,-891,-891,-891,-891]} 1. d4 Nf6 2. c4 g6 3. g3 c5 4. dxc5 Qa5+ 5. Nc3 Bg7 6. Bd2 {E60: King's Indian: Unusual lines and Fianchetto Variation without Nc3} Qxc5 7. Rc1 O-O 8. Bg2 {White is slightly better.} d6 9. b3 Nc6 10. Nd5 $146 ({Predecessor:} 10. Nh3 Bxh3 11. Bxh3 d5 12. cxd5 Nxd5 {0-1 (41) Greet,A (2460)-Howell,D (2685) England 2017}) 10... Qa3 $40 {[%mdl 128] White needs to defend precisely.} 11. Nc3 Rd8 12. Nh3 (12. h4 $11) 12... Bxh3 $15 13. Bxh3 d5 14. Nb5 {[#]} Qc5 $1 {Threatens to win with ...dxc4.} ({But not} 14... Qxa2 $2 15. Ra1 $18) 15. Nc7 {[#]} (15. Nc3 $17) 15... Ne4 $1 $19 {[%csl Ge4][%cal Rc5f2][%mdl 512]} 16. O-O Nxd2 17. Qxd2 {[%cal Rc4d5]} dxc4 18. Qe1 Qh5 19. Nxa8 (19. Kg2 {keeps fighting.}) 19... Qxh3 20. Nc7 Rd7 21. Ne8 (21. Rxc4 {might work better.} Rxc7 22. Rc1) 21... Bd4 22. e3 Ne5 {( -> ...Nf3+)} 23. f3 Nd3 {[%mdl 64] Double Attack} 24. Qd2 Bb6 25. Qc3 $2 (25. Rc2 Rd8 26. Qe2) 25... Bxe3+ {[%mdl 64] Double Attack} 26. Kh1 Rd4 27. Rb1 Nf2+ 28. Rxf2 Bxf2 29. Qb2 Bxg3 30. bxc4 {[#]} Bxh2 $1 {[%mdl 512]} 31. Qg2 (31. Qxh2 Qxf3+) 31... Qxg2+ {Black is clearly winning.} 32. Kxg2 Rd2+ {[%mdl 64] Double Attack} 33. Kh1 b6 {Accuracy: White = 40%, Black = 93%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.12"]
[White "Yakubboev, Nodirbek"]
[Black "Korobov, Anton"]
[Result "0-1"]
[ECO "D12"]
[WhiteElo "2569"]
[BlackElo "2687"]
[Annotator "TA"]
[PlyCount "144"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,144,20,18,37,37,38,29,31,27,39,-2,26,16,12,16,17,0,3,-2,0,0,0,0,0,0,0,0,5,0,0,0,0,0,0,0,0,0,17,10,50,0,0,0,0,0,0,-17,0,0,0,0,0,-6,-4,-3,0,0,0,-16,0,0,2,-3,0,-50,-50,-42,-42,-59,-11,-34,0,-2,0,0,0,0,0,0,-4,-6,-4,-10,-12,-12,-12,-12,-16,-16,0,0,0,0,0,-4,0,0,0,0,0,-8,-8,-8,-8,-8,-8,-51,-25,-44,-45,-48,-8,-8,-4,-25,-8,-289,-289,-313,-225,-346,-346,-278,-278,-381,-381,-375,-374,-373,-366,-348,-338,-6137,-6137]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Be2 Nbd7 7. Nh4 Be4 {D12: Slav Defence: 3 Nf3 Nf6 4 e3 Bf5} 8. f3 Bg6 9. O-O Bd6 {White has an edge.} 10. g3 (10. c5 Bc7 11. f4 Ne4 12. Nxg6 Nxc3 13. bxc3 hxg6 14. c4 Qh4 15. h3 f5 {0-1 (52) Usmanov,V (2470)-Volkov,S (2547) Kazan 2018}) 10... O-O 11. a3 $146 ({Predecessor:} 11. Nxg6 hxg6 12. e4 {½-½ (12) Kinnunen,K (2164)-Lauk,U (2386) Finland 2014}) 11... Bc7 12. Qb3 Rb8 13. Nxg6 hxg6 14. Qa2 Nb6 15. Rd1 e5 16. cxd5 Nbxd5 17. dxe5 Bxe5 18. Qb3 Qe7 19. Nxd5 cxd5 20. Rd3 g5 21. Bd2 Rfe8 22. Re1 Bc7 23. Bc3 Bb6 24. Bd1 Rbd8 25. Kg2 Qe6 26. a4 Ne4 27. Bd4 Nc5 28. Bxc5 $1 Bxc5 29. e4 Bb6 30. Re2 dxe4 31. Rxe4 Qf6 32. Bc2 Rc8 33. Rd2 g6 34. Rxe8+ Rxe8 35. Qc3 Qe7 {White must now prevent ...Qe1.} 36. Bb3 Kh7 ({Wrong is} 36... Qe1 $2 {[#]} 37. Bxf7+ $1 {[%mdl 512]} Kxf7 38. Rd7+ Qe7 39. Rxe7+ Rxe7 40. Kh3 $18) 37. Qc4 Kg7 38. Ba2 f5 39. Qc3+ Kh6 40. Rc2 g4 41. h4 f4 {Strongly threatening ...Qd8.} 42. Bd5 Qd8 43. Qc4 gxf3+ 44. Bxf3 Rf8 45. Qd5 fxg3 46. Kxg3 Qb8+ 47. Kg2 Qf4 {[#]} 48. Qg5+ $1 {[%mdl 512]} Qxg5+ 49. hxg5+ Kxg5 50. Bxb7 $11 {[%mdl 4096] Endgame KRB-KRB} a5 51. b3 Rf4 52. Bf3 Rb4 53. Rc3 Rd4 54. Be2 Rd2 55. Kf3 Rd6 56. Bc4 Kh4 57. Rd3 Rf6+ 58. Ke4 g5 59. Ke5 Rf8 60. Rd7 g4 61. Be6 Be3 62. Rg7 Rf4 63. Kd5 Kg3 64. Kc6 $2 {[%mdl 8192]} (64. Rxg4+ $1 $11 {and White has nothing to worry.} Rxg4 65. Bxg4 Kxg4 66. b4 axb4 67. Kc4) 64... Bd2 $19 65. Rg6 Kf3 66. Kc5 (66. Bd5+ {was called for.} Kf2 67. Kd6) 66... g3 67. Bd5+ Kf2 68. Bb7 Be3+ 69. Kd6 Rb4 70. Bc6 Rxb3 71. Rf6+ Ke1 72. Kd5 $2 (72. Rf7) 72... g2 {Accuracy: White = 43%, Black = 72%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.13"]
[White "Maghsoodloo, Parham"]
[Black "Gordievsky, Dmitry"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2666"]
[BlackElo "2603"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,71,0,0,0,0,0,0,10,19,14,6,16,12,37,27,47,25,21,18,47,39,58,46,62,56,64,65,65,60,82,96,85,83,87,80,86,90,83,41,104,97,110,119,113,115,136,49,45,57,172,75,92,75,333,315,299,322,478,335,591,575]} 1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 O-O 5. e3 d6 6. Bc4 Nbd7 7. O-O Qe8 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems} (7... b6 8. a4 a5 9. e4 e5 10. c3 Bb7 11. Re1 Qe7 12. d5 c6 13. dxc6 Bxc6 14. Bb5 Rfc8 15. Qe2 {1-0 (29) Kramnik,V (2801)-Li,C (2755) Stavanger 2016}) 8. a4 a5 9. e4 e5 {The position is equal.} 10. c3 h6 11. Bh4 Nh5 12. Re1 $36 {[%mdl 2048] White is more active.} Ndf6 $146 ({Predecessor:} 12... Kh8 13. Bb5 f6 14. Nc4 Qe7 15. dxe5 dxe5 {½-½ (51) Ballmann,M (2413)-Cvitan,O (2541) Pontresina 2000}) 13. Bf1 Nf4 14. dxe5 dxe5 15. Nc4 N6h5 16. Nfd2 Bd7 17. f3 Bc6 18. Qc2 Kh8 19. b3 {[%cal Bb2b3,Bb3b4][%mdl 32]} Ne6 20. Rad1 b5 21. axb5 Bxb5 22. Ra1 a4 23. b4 Qb8 24. Bf2 Rd8 25. Nb1 Be8 (25... c5 $1 $14) 26. Nba3 $16 Qc8 27. Nb2 Nhf4 28. Nac4 Ng5 29. Be3 (29. h4 $16 Nge6 30. Nxa4) 29... f5 $14 30. h4 ({But not} 30. Nxa4 fxe4 31. fxe4 Qg4 $15) 30... Nge6 ({Black should play} 30... Nf7 $14) 31. Bf2 (31. exf5 $18 gxf5 {[#]} 32. Nxe5 $1 {[%mdl 512]} (32. Nxa4 Nd5 $14) (32. Qxf5 Bg6 $16)) 31... fxe4 $16 32. Qxe4 g5 $2 {[%mdl 8192] [#]} (32... a3 $16 {was necessary.}) 33. Nxe5 $18 a3 34. Nbc4 {[%cal Bb2c4,Bc4e3,Be3f5][%mdl 32]} a2 (34... Nd5 {might work better.} 35. Bd3 (35. Nxa3 Nxc3 36. Qc4 Nd5 $18) 35... Nf6) 35. Ne3 Nf8 $2 (35... c5 {was called for.} 36. hxg5 hxg5) 36. Nf5 {Accuracy: White = 66%, Black = 42%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.14"]
[White "Sychev, Klementy"]
[Black "Sjugirov, Sanan"]
[Result "1/2-1/2"]
[ECO "A33"]
[WhiteElo "2545"]
[BlackElo "2663"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,91,0,-7,4,0,3,0,14,1,-12,-18,15,0,14,25,63,49,66,52,37,30,85,0,69,70,74,47,47,54,62,47,67,74,73,79,108,20,29,40,60,0,17,9,9,4,57,63,58,20,31,29,31,21,22,30,18,29,27,18,27,18,18,12,15,0,0,0,0,0,16,16,24,0,16,0,20,0,13,0]} 1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 {[%cal Bb8c6,Bc6e5,Be5c4][%mdl 32]} 4. d4 cxd4 5. Nxd4 e6 6. g3 Qb6 7. Ndb5 Ne5 8. Bg2 a6 {A33: Symmetrical English: 2 Nf3 Nf6 3 d4 cxd4 4 Nxd4 e6 5 Nc3 Nc6} 9. Na4 (9. Qa4 Rb8 10. Be3 Bc5 11. Bxc5 Qxc5 12. Qa3 b6 13. Nd6+ Ke7 14. Qxc5 bxc5 15. Nxc8+ Rhxc8 16. b3 d5 17. cxd5 {1-0 (47) Ivanchuk,V (2708)-Saric,I (2685) Mali Losinj 2018}) 9... Qa5+ 10. Nbc3 Nxc4 11. O-O d5 12. b3 Ne5 13. Bf4 Nc6 $146 ({Predecessor:} 13... Ned7 14. Qd2 Qd8 15. e4 e5 16. exd5 {1-0 (44) Lalith,B (2537)-Nagy,G (2410) Caleta 2015}) 14. e4 {[%cal Re4d5]} dxe4 15. Nxe4 Nxe4 16. Bxe4 Be7 17. Qc2 O-O (17... Nd4 $11 {keeps the balance.} 18. Qc7 Bd8 19. Qxa5 Bxa5) 18. Bxh7+ $16 Kh8 19. Be4 $1 e5 20. Be3 Nd4 21. Qd1 {[#] Qh5+ would kill now.} Kg8 22. Rc1 Be6 23. Qh5 {[%csl Ge4][%cal Rh5h7]} f5 {Strongly threatening ...Bf7.} 24. Bxd4 fxe4 25. Qxe5 (25. Bc5 $16 Rae8 26. Qe2 (26. Qxe5 Bxc5 27. Qxc5 Qd2 $16)) 25... Qxe5 $11 26. Bxe5 Rad8 27. Bf4 (27. Rc7 $14 Rd7 28. Rfc1) 27... Bb4 28. Be3 Bh3 29. Rfd1 Bg4 (29... Ba3 $11) 30. Rxd8 $14 Rxd8 31. Nc5 (31. Rc4 $5 {[%cal Rc4b4]} Bf3 32. Rd4 Rxd4 33. Bxd4 $14) 31... Ba3 32. Ra1 Bf5 33. Kg2 Rd5 34. Na4 b5 35. Nc3 Rd3 {[#] ...Bb2 is the strong threat.} 36. Ne2 Bg4 37. Ng1 a5 38. h3 Bd1 39. Kf1 Bc2 40. Ne2 Bb2 41. Re1 Rd7 42. Nf4 {Hoping for Re2.} Bd1 43. Ne2 Bc2 {The position is equal.} 44. Nf4 {Black must now prevent Re2.} Bd1 45. Ne2 Bc2 46. Nf4 {Accuracy: White = 44%, Black = 58%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.15"]
[White "Zvjaginsev, Vadim"]
[Black "Xu, Yi"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2642"]
[BlackElo "2520"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,53,0,0,0,0,0,5,3,3,7,8,20,54,40,42,15,47,20,16,4,14,9,27,28,41,37,25,21,49,0,0,0,0,0,6,-39,-37,-36,-44,-47,-51,-38,-31,-44,-15,-8]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. d3 O-O {LiveBook: 740 Games} 6. a4 {A07: Réti Opening: New York and Capablanca Systems} (6. Nbd2 a5 7. e4 a4 8. a3 c5 9. Re1 Nc6 10. e5 Nd7 11. Nf1 f6 12. exf6 Nxf6 13. Bf4 Bd6 14. Ne5 {0-1 (36) Amin,B (2710)-Aronian,L (2765) St Petersburg 2018}) 6... c5 7. e4 $146 ({Predecessor:} 7. Qe1 Nc6 8. c3 Re8 9. Na3 a6 10. e4 b5 11. Nc2 Bb7 12. Bd2 dxe4 13. dxe4 Na5 {0-1 (31) Bermond,S (2006)-Cochet,C (2086) Calvi 2005}) 7... dxe4 8. dxe4 Qxd1 9. Rxd1 Nxe4 10. Ne5 Nf6 11. Nc3 {[%mdl 1024] White has compensation.} Na6 {[%cal Bb8a6,Ba6b4,Bb4d5][%mdl 32]} 12. Nb5 Nb4 13. c3 Nbd5 14. a5 a6 15. Na3 Bd6 16. Nac4 Bc7 17. Bg5 Rb8 18. Nd3 Nd7 19. g4 h6 $36 {[%mdl 2048] Black has some pressure.} 20. Bh4 b5 21. axb6 N7xb6 22. Nxb6 Rxb6 23. c4 g5 24. Bxg5 hxg5 25. cxd5 c4 26. Nc5 exd5 27. Rxd5 {Precision: White = 76%, Black = 71%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.16"]
[White "Aleksandrov, Aleksej"]
[Black "Paravyan, David"]
[Result "1/2-1/2"]
[ECO "E43"]
[WhiteElo "2574"]
[BlackElo "2627"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,37,0,0,-8,0,0,-4,-13,0,0,0,-3,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 O-O 7. Bd2 d5 8. Rc1 {E52: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5 6 Bd3 b6} (8. cxd5 exd5 9. Rc1 Be7 10. O-O c5 11. Ne5 Nc6 12. Be1 a6 13. f3 cxd4 14. Nxc6 Bxc6 15. exd4 Bb7 16. Bh4 Nh5 17. Bxe7 Qxe7 {1-0 (59) Yu,Y (2759)-Wang,H (2710) Tianjin 2018}) 8... dxc4 9. Bxc4 a6 10. O-O Nbd7 {LiveBook: 4 Games. The position is equal.} 11. Ne4 Bxd2 $146 ({Predecessor:} 11... Be7 12. Nxf6+ Nxf6 13. Bd3 c5 14. Be2 Ne4 15. dxc5 Bxc5 16. Bc3 Qe7 17. Qc2 Rac8 18. a4 {0-1 (41) Izsak,G (2330)-Petran,P (2470) Budapest 1992}) 12. Nexd2 c5 13. Be2 cxd4 14. Nxd4 Rc8 15. Bf3 Rxc1 16. Qxc1 Qb8 17. Bxb7 Qxb7 18. Qc6 Qb8 19. Rc1 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.17"]
[White "Grachev, Boris"]
[Black "Antipov, Mikhail Al."]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2626"]
[BlackElo "2589"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,75,4,2,11,39,14,43,39,55,33,56,58,54,59,68,64,64,70,69,65,77,24,26,35,20,11,45,0,11,13,14,14,9,10,30,32,32,0,11,0,29,27,25,0,0,0,0,0,0,0,-6,-5,6,0,0,-25,-13,-15,-6,-15,-15,-15,-15,-33,-22,-22,-22,-22]} 1. Nf3 Nf6 2. c4 c6 3. Nc3 d5 4. e3 a6 5. h3 e6 6. b3 {A11: English Opening: 1...c6} c5 7. Bb2 Nc6 8. cxd5 {White is slightly better.} exd5 9. d4 Qa5 $146 ({Predecessor:} 9... Be6 10. dxc5 Bxc5 11. Bd3 O-O 12. O-O Qe7 {0-1 (63) Artemiev,V (2709)-Laznicka,V (2675) Skopje 2018}) 10. dxc5 Bxc5 11. a3 {[#] Hoping for b4.} Ba7 12. Bd3 O-O 13. O-O Re8 14. Ne2 Ne4 15. Ned4 (15. Rc1 $16) 15... Nxd4 16. Nxd4 Bb8 17. Qh5 {Threatening Nf3.} g6 18. Qh4 (18. Qh6 {feels hotter.} Be5 19. Bxe4 dxe4 20. f4 Bh8 21. f5) 18... Be5 19. b4 Qb6 20. Bxe4 dxe4 21. Rab1 Bf6 22. Qf4 Be5 23. Qh4 Bf6 24. Qf4 Be5 $1 {[%cal Re5f4]} 25. Qg5 Bf6 26. Qc5 Qxc5 27. bxc5 Bd7 28. Ba1 Bxd4 29. Bxd4 Bb5 30. Rfd1 Re6 31. Rb4 Rd8 32. Rdb1 Rd7 33. h4 h5 34. a4 Bc6 35. Rb6 f6 36. a5 Kf7 37. Kh2 g5 38. Rh1 {Accuracy: White = 53%, Black = 65%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.18"]
[White "Puranik, Abhimanyu"]
[Black "Khismatullin, Denis"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2538"]
[BlackElo "2621"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,92,39,23,43,33,38,17,22,16,12,25,18,2,9,15,19,17,13,13,25,22,25,0,0,0,0,-11,-19,-67,-25,-16,-34,-21,-23,-35,-44,-116,-117,-116,-118,-205,-116,-315,-204,-195,-177,-175,-191,-308,-299,-560,-584,-556,-610,-581,-563,-550,-511,-777,-777,-698,0,0,0,-668,-652,-989,-948,-995,-985,-900,-841,-29965,-29967,-29985,-1597,-1272,-862,-1196,-1200]} 1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. a4 c6 8. Re1 exd4 {C41: Philidor Defence} (8... b6 9. h3 a6 10. Ba2 Rb8 11. Be3 b5 12. axb5 axb5 13. b4 Bb7 14. Bb3 exd4 15. Nxd4 d5 16. exd5 Bxb4 17. Bd2 cxd5 18. Ncxb5 Bxd2 19. Qxd2 {½-½ (30) Kryvoruchko,Y (2705)-Laznicka,V (2671) Brest 2018}) 9. Qxd4 Ne5 10. Be2 Qc7 {The position is equal.} 11. h3 Ng6 12. Be3 Re8 13. a5 $146 ({Predecessor:} 13. Rad1 Nd7 14. Bg5 Bf8 15. Nh4 Nxh4 16. Bxh4 {0-1 (67) Hermann,M (2320)-Vorobiov,E (2583) Bayerisch Eisenstein 2013}) 13... Bd7 14. Qa4 h6 15. Qb3 Bf8 16. Bc4 Be6 17. Bxe6 Rxe6 18. Ra4 Rae8 {[%cal Rf6e4]} 19. Rb4 R6e7 20. Nd2 d5 21. Bxa7 Qxa5 (21... c5 $5 {[%cal Rc5b4]} 22. Ra4 Qc6 $11) 22. Bb6 (22. Rxb7 $2 Rxb7 23. Qxb7 Re7 $19) 22... Qa8 23. Bc5 Rd7 24. Bxf8 Nxf8 25. Na4 (25. Rf1 $15) 25... Qa5 $17 {And now ...c5 would win.} 26. Qc3 dxe4 27. Nb3 (27. Rd4 $17 Qf5 28. Rxd7 N8xd7 29. Nc4) 27... Qg5 ({Black should play} 27... Qh5 $19 {Strongly threatening ...e3!} 28. Rd4 Rxd4 29. Nxd4 Ng6) 28. Qc5 $2 (28. Qg3 $17 {is a better defense.}) 28... Re5 29. Qe3 {[#]} Qg6 $1 {White must now prevent ...Nd5.} 30. Nc3 Ne6 31. Ra4 (31. Kh1 $142) 31... b5 $19 {[%cal Bb7b5,Bb5b4][%mdl 32]} 32. Ra6 $2 (32. Ra8+ {was worth a try.} Kh7 33. Ra5) 32... b4 33. Ne2 Nd5 34. Qg3 Rg5 35. Qh2 e3 36. Rxc6 (36. g4 $142 Qxc2 37. Nbd4 Qxb2 38. fxe3) 36... exf2+ 37. Kxf2 Qe4 $2 (37... Rc7 $2 38. Rxc7 Ndxc7 39. Nd2 $19) ({Better is} 37... Qf5+ $19 38. Kg1 Ne3) 38. Ned4 $1 $11 Qg6 $36 {[%mdl 2048] Black is more active.} 39. Nc5 $2 {[%mdl 8192] [#]} (39. Ne2 $11) 39... Ndf4 $1 $19 {[%cal Rg5g2][%mdl 512]} 40. Ncxe6 {Intending Rc8+ and mate.} Rxg2+ {[%mdl 64] Double Attack} ({Stronger than} 40... Nxe6 41. Nf3 $11) 41. Kf3 Nxe6 (41... Rxh2 $2 42. Rc8+ Kh7 43. Nf8+ Kh8 44. Nfe6+ Kh7 45. Nf8+ Kh8 46. Nxd7+ Kh7 47. Nf8+ {[%mdl 64] Double Attack} Kh8 48. Nxg6+ $18) 42. Nxe6 fxe6 (42... Rxh2 $2 {perishes.} 43. Rc8+ Kh7 44. Nf8+ Kh8 45. Nxg6+ $18) 43. Qb8+ Kh7 44. Qe5 Rdd2 (44... Rg5 $142 45. Qxg5 Qxg5 46. Rcxe6 Rf7+ 47. Ke2 Qg2+ 48. Ke3 Qxc2 49. h4 Qxb2 50. Ke4 Qc2+ 51. Kd5 Rd7+ 52. Ke5 Qc3+ {[%mdl 64] Double Attack} 53. Kf4 Rf7+ 54. Ke4 Qxe1+ {[%mdl 64] Double Attack} 55. Kd5 Rd7+ 56. Rd6 Rxd6+ 57. Kc5 Qe5+ 58. Kxb4 Rc6 59. h5 Qb2+ 60. Ka5 Rc3 61. Ka6 Ra3#) 45. Rc7 Rdf2+ 46. Ke3 Rf5 {Accuracy: White = 38%, Black = 78%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.19"]
[White "Firouzja, Alireza"]
[Black "Sargsyan, Shant"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2618"]
[BlackElo "2488"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,99,6,11,19,7,15,6,14,6,22,16,43,43,65,66,69,73,55,45,49,67,58,50,54,49,64,41,56,46,90,93,106,102,92,92,103,0,92,102,112,73,113,106,127,114,119,109,121,118,273,273,273,273,273,272,262,158,329,320,342,337,340,319,339,312,307,321,320,316,419,411,450,435,490,468,503,487,648,631,502,463,1885,2105,1536,1445,1335,914,842,770]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. c3 Nc6 7. O-O cxd4 {B12: Caro-Kann: Advance Variation} 8. Nxd4 Nge7 9. Nxf5 Nxf5 {The position is equal.} 10. Bd3 g6 ({Wrong is} 10... Nxe5 $2 11. Bxf5 exf5 12. Re1 $18) 11. Qe2 Be7 12. Nd2 h5 13. Nf3 Nh4 14. Nxh4 Bxh4 15. f4 {[#]} Be7 $146 16. Be3 Qc7 17. Kh1 a6 18. Bg1 Rc8 19. Rf3 Nd8 20. b4 Qd7 21. a3 Nc6 22. Rd1 Qc7 23. Qc2 Bd8 24. Qe2 ({White should play} 24. c4 $16) 24... Ne7 (24... Be7 $1 $11) 25. Rh3 $36 {[%mdl 2048] White is in control.} Kf8 26. Bd4 Kg7 {[#]} 27. g4 $1 {[%cal Rg4h5]} hxg4 {[#]} 28. Rxh8 $1 ({Reject} 28. Qxg4 $6 Rxh3 29. Qxh3 Qc6 $11) 28... Kxh8 29. Qxg4 Kg7 30. h4 {Strongly threatening h5.} Qc6 $2 (30... Nf5 $16) 31. h5 $18 {Hoping for hxg6.} Bb6 {White must now prevent ...Bxd4.} 32. Qg5 Rh8 33. Qxe7 Bd8 34. b5 Rxh5+ $2 (34... axb5 $16 {keeps fighting.} 35. Qc5 Rxh5+ 36. Kg2 Qe8) 35. Kg2 Bxe7 36. bxc6 bxc6 37. a4 ({Don't take} 37. Bxa6 Bxa3 38. Ra1 Be7 $18) 37... c5 38. Bf2 c4 39. Be2 Rh8 40. Rb1 Ba3 41. Be3 Rc8 42. Rb7 {White is clearly winning.} Bc5 43. Kf2 Bxe3+ 44. Kxe3 {[%mdl 4096] Endgame KRB-KR} g5 {[#]} 45. f5 $1 exf5 46. Bh5 f4+ (46... Rf8 $142 47. Ra7 a5) 47. Kd4 Kh6 48. Bxf7 f3 49. Rb6+ Kg7 50. Rf6 {Accuracy: White = 91%, Black = 33%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.20"]
[White "Sadhwani, Raunak"]
[Black "Van Foreest, Jorden"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2448"]
[BlackElo "2618"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,58,14,14,0,16,0,0,0,0,0,0,0,0,-7,0,-24,-22,-21,-11,-22,-33,-47,-53,-58,-50,-51,-51,-51,-47,-47,-45,-68,-45,-48,-4,-6,0,0,0,0,0]} 1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Bc4 Nf6 5. Qe2 Nc6 6. h3 e5 {B06: Modern Defence} 7. dxe5 Nxe5 8. Nxe5 dxe5 9. Nc3 c6 10. O-O Nh5 {LiveBook: 3 Games} 11. Be3 (11. Qf3 {is more complex.} O-O 12. Rd1 Qe7 13. Bb3 b5 14. Be3) 11... O-O 12. Qd2 $146 ({Predecessor:} 12. Qf3 Qe7 13. Rad1 b5 14. Bb3 {0-1 (54) Vishnu,P (2518)-Saric,I (2695) St Petersburg 2018}) 12... Qxd2 13. Bxd2 b5 14. Bb3 a5 {[#] Strongly threatening ...a4.} 15. a3 Nf4 (15... a4 $5 16. Ba2 $8 Nf4 $11) 16. Rfd1 Ne6 17. Bxe6 Bxe6 18. Be3 Rfd8 19. a4 b4 20. Ne2 {[#]} c5 $1 {[%mdl 512]} 21. Kf1 (21. Bxc5 Rdc8) 21... Bf6 22. Ng1 Be7 23. Nf3 f6 24. Rxd8+ Rxd8 25. Ke1 Kf7 26. Nd2 Rd7 27. b3 {The position is equal.} Ke8 28. Nc4 Bxc4 29. bxc4 Kf7 {Precision: White = 54%, Black = 55%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.21"]
[White "Xu, Yinglun"]
[Black "Idani, Pouya"]
[Result "1/2-1/2"]
[ECO "A88"]
[WhiteElo "2512"]
[BlackElo "2604"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 30,57,31,20,29,0,15,25,33,30,34,37,28,37,39,0,0,0,7,0,0,0,3,0,0,0,15,0,0,-50]} 1. d4 f5 2. c4 Nf6 3. Nf3 g6 4. g3 Bg7 5. Bg2 d6 6. O-O O-O 7. Nc3 c6 8. d5 e5 9. dxe6 Bxe6 10. b3 Na6 11. Bb2 Qe7 12. Ng5 Bd7 13. Qd2 {A88: Dutch Defence: Leningrad System: 5 Nf3 0-0 6 0-0 d6 7 Nc3 c6} Rad8 (13... h6 14. Nh3 Be6 15. Rad1 Rad8 16. Ba3 Nc5 17. f4 Qc7 18. Nf2 Rfe8 19. Kh1 Qb6 20. Qc2 d5 21. cxd5 cxd5 22. Nxd5 Nxd5 23. Bxc5 {0-1 (33) Gelfand,B (2751)-Kamsky,G (2762) Tashkent 2012 CBM 152 [Ftacnik,L]}) 14. Rad1 Bc8 15. Rfe1 h6 16. Nh3 {LiveBook: 3 Games} Nc5 17. f4 Rfe8 $146 ({Predecessor:} 17... Nfe4 18. Nxe4 Nxe4 19. Qc2 Rfe8 20. e3 Be6 {½-½ (35) Panzer,P (2420)-Kalinitschew,S (2465) Germany 1995}) 18. Nf2 Nce4 19. Ncxe4 Nxe4 20. Qc1 Bxb2 21. Qxb2 Qf6 22. Qxf6 Nxf6 {The position is equal.} 23. e4 Kf7 24. Bf3 fxe4 25. Nxe4 Nxe4 26. Rxe4 Rxe4 27. Bxe4 Bg4 28. Re1 Kf6 29. Ra1 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.22"]
[White "Kovalev, Vladislav"]
[Black "Petrosyan, Manuel"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2703"]
[BlackElo "2564"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,64,14,16,27,33,33,32,22,31,26,22,29,39,25,25,20,20,0,0,4,0,-49,-49,-68,-68,-71,-69,-75,-70,-70,-69,-75,-66,-67,-59,-73,-73,-74,-78,-160,-144,-203,-159,-150,-160,-168,-141,-173,-60,-124,-124,-103,-92,-105,-84,-129,-112]} 1. d4 d5 2. Bf4 Bf5 3. e3 e6 4. c4 (4. Nf3 Nf6 5. c4 Bxb1 6. Qxb1 Bb4+ 7. Kd1 Bd6 8. Bg5 Be7 9. Bd3 h6 10. Bxf6 Bxf6 11. cxd5 exd5 12. b4 c6 13. Ke2 Nd7 {½-½ (25) Ponomariov,R (2681)-Mamedov,R (2699) Batumi 2018}) 4... Bxb1 5. Qa4+ Nc6 ({But not} 5... b5 6. Qxb5+ Nd7 7. Rxb1 $16) 6. Rxb1 {D00: 1 d4 d5: Unusual lines} Bb4+ 7. Kd1 $1 dxc4 8. Bxc4 $146 {White is slightly better.} ({Predecessor:} 8. b3 c3 9. Bb5 Qd5 10. Ne2 O-O-O 11. Bxc6 Qxc6 12. Qxc6 bxc6 {1-0 (31) Drozd,L (1784)-Szalbierz,P (1457) Polanica Zdroj 2013}) 8... a6 9. Bd3 Bd6 {aiming for ...Bxf4.} 10. Bg3 Nf6 11. Nf3 O-O 12. Ke2 Nb4 13. Ne5 Nxd3 14. Nxd3 Ne4 15. Qc2 Qg5 16. Rhc1 Qh5+ 17. Kf1 Nxg3+ 18. hxg3 Qh1+ 19. Ke2 Qxg2 20. Rh1 {Nf4 is the strong threat.} h6 $36 {[%mdl 2048] Black has some pressure.} 21. Rbg1 Qe4 22. Rh4 Qg6 23. g4 Rac8 24. Rh5 {[#]} (24. Qc4 $142) 24... f5 $1 $17 {[%cal Rf5g4]} 25. Ne1 (25. Ne5 $17 Bxe5 26. dxe5) 25... c5 {Hoping for ...cxd4.} 26. d5 exd5 27. Nf3 Qe8 {White must now prevent ...fxg4.} 28. Qd3 Qe4 ({Better is} 28... d4 $19 {And now ...fxg4 would win.} 29. Rh4 Be7) 29. gxf5 {[#]} (29. Qxe4 $15 dxe4 30. Nd2) 29... Qxd3+ $1 {Black is better.} 30. Kxd3 Rf6 31. Rd1 Rd8 32. Kc2 Bf8 {Accuracy: White = 48%, Black = 74%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.23"]
[White "Mamedov, Rauf"]
[Black "Abdusattorov, Nodirbek"]
[Result "1/2-1/2"]
[ECO "C48"]
[WhiteElo "2703"]
[BlackElo "2560"]
[Annotator "TA"]
[PlyCount "128"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,128,3,0,0,0,0,0,0,0,0,0,2,2,3,6,6,14,18,17,23,15,8,10,28,29,19,7,7,7,13,0,62,68,53,16,22,0,0,0,55,62,60,35,87,81,119,90,76,37,53,53,53,55,96,77,89,34,27,47,43,18,19,8,3,8,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-5,-5,-5,-5,-5,-5,-5,-8,0,-21,-5,-5,-5,-5,0,0,0,0,0,0,0,-8,-8,-8,0,-8,0,-8,0]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bc5 5. Nxe5 Nxe5 6. d4 Bd6 7. f4 Neg4 {C48: Four Knights: 4 Bb5, replies other than 4...Bb4} 8. e5 {Strongly threatening h3.} Bb4 9. O-O O-O 10. f5 Re8 11. exf6 (11. Nd5 Nxe5 12. Nxb4 Nc6 13. a3 a6 14. Bd3 a5 15. Nxc6 dxc6 16. c3 {½-½ (30) Kovalev,V (2664)-Aronian,L (2780) Batumi 2018}) 11... Nxf6 12. Qf3 c6 {Hoping for ...Bxc3.} 13. Bd3 d5 14. Bg5 {[#]} Qd6 $146 ({Predecessor:} 14... Be7 15. Rae1 Bd7 16. Kh1 {½-½ (23) Skripchenko,A (2460)-Korneev,O (2559) Bastia 2003}) 15. Bf4 Qf8 16. g4 Bxc3 17. bxc3 Ne4 18. c4 Bd7 19. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} b6 20. a5 Qb4 21. Kh1 Qb2 ({Black should play} 21... b5 $11) 22. Be3 $14 Qc3 23. axb6 axb6 24. Rxa8 Rxa8 25. Qf4 Be8 (25... h6 $11) 26. g5 Qb4 27. f6 Qd6 (27... g6 $14) 28. Qh4 Qe6 29. fxg7 Bd7 30. Qf4 Re8 31. cxd5 cxd5 32. Qf3 Re7 33. Bf4 Qh3 34. Be5 (34. Bxe4 $16 dxe4 35. Qxh3 Bxh3 36. Rb1) 34... Qxf3+ 35. Rxf3 Nxg5 36. Rf6 Re6 $1 {The position is equal.} 37. Rf4 Ne4 38. c4 Bc6 $1 39. Kg1 {cxd5 is the strong threat.} dxc4 40. Bxe4 Bxe4 41. Rxe4 $11 {[%mdl 4096] Endgame KRB-KR} f6 42. d5 Re8 $1 {[%mdl 64] [#] Pin} ({Don't go for} 42... Rxe5 $2 43. Rxe5 fxe5 44. d6 $18) 43. d6 fxe5 44. Rxc4 {aiming for d7.} Kxg7 {KR-KR} 45. Rc6 Rd8 46. Rxb6 Rd7 47. Kf2 Kf6 48. Ke3 Ke6 49. Ke4 Rxd6 50. Rb4 Kf6 51. Ra4 Rc6 52. Rb4 Ra6 53. Rc4 Ke6 54. Rb4 Kf6 55. Rc4 Ra2 {White should prevent ...Re2+.} 56. Rc6+ Kg5 {Threatens to win with ...Re2+.} 57. h4+ {[%mdl 64] [#] Decoy} Kxh4 {And now ...Kg5 would win.} 58. Rh6+ Kg4 59. Rxh7 Re2+ 60. Kd3 Re1 61. Kd2 Re4 62. Kd3 Re1 63. Kd2 Re4 64. Kd3 Re1 {Accuracy: White = 68%, Black = 57%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.24"]
[White "Karthikeyan, Murali"]
[Black "Sethuraman, S.P."]
[Result "1/2-1/2"]
[ECO "C65"]
[WhiteElo "2560"]
[BlackElo "2651"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,56,20,20,20,27,20,16,16,17,20,20,20,12,10,10,11,21,22,58,22,31,0,0,-14,-6,-16,-18,-20,-15,-22,-20,-30,-25,-22,-29,-16,6,9,17,15,23,25,35,0,30,14,14,22,42]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. Nbd2 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} Be6 7. O-O Bd6 8. b3 Nd7 9. Nc4 Bxc4 10. bxc4 O-O 11. Bg5 Be7 12. Be3 a6 $146 ({Predecessor:} 12... Bd6 13. g3 g6 {0-1 (60) Saric,I (2666)-Radjabov,T (2734) Wijk aan Zee 2015}) 13. c3 b5 14. d4 Bf6 15. c5 Re8 16. Qc2 Qe7 17. Nd2 b4 $1 18. Rac1 bxc3 19. Qxc3 exd4 20. Bxd4 Bxd4 21. Qxd4 Rad8 22. Qe3 Ne5 23. Nb3 Rd3 24. Qe2 {[#] aiming for f4.} Qd7 25. f4 Ng6 26. g3 Rd8 (26... a5 $5) 27. Rf3 Rxf3 28. Qxf3 Nf8 {Accuracy: White = 49%, Black = 69%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.25"]
[White "Afanasiev, Nikita"]
[Black "Iturrizaga Bonelli, Eduardo"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2508"]
[BlackElo "2640"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,53,31,25,25,25,36,26,42,34,38,27,37,29,48,38,103,103,118,118,123,122,126,119,147,144,147,131,133,114,148,127,127,97,162,171,145,153,319,316,506,517,597,600,708,703]} 1. d4 Nf6 2. Nf3 b6 3. c4 e6 4. a3 Bb7 5. Nc3 d6 6. d5 g6 {E12: Queen's Indian: Unusual White 4th moves, 4 a3, 4 Nc3 Bb7 5 a3 and 4 Nc3 Bb7} 7. g3 Bg7 8. Bg2 O-O {White has an edge.} 9. O-O Re8 $146 ({Predecessor:} 9... Qe7 10. Re1 c5 11. e4 e5 12. b4 Nbd7 13. Rb1 Nh5 14. Bg5 {1-0 (49) Sriram,J (2375)-Bokros,A (2485) Gent 2014}) 10. e4 Nbd7 11. Nd4 a5 12. Rb1 e5 (12... exd5 $14 13. exd5 Re7) 13. Ndb5 $16 Nc5 14. b4 axb4 15. axb4 Na6 16. Be3 h5 17. Bg5 Qd7 18. Qd3 Rf8 19. Na4 Kh7 20. Rfc1 Ng8 21. Nbc3 Bh6 (21... Bc8 $16) 22. Bxh6 $18 Nxh6 {[#]} 23. c5 $1 {[%mdl 512]} dxc5 $2 (23... bxc5 $16 24. bxc5 Bc8) 24. bxc5 Bc6 $2 (24... Rfd8 25. Qc4 Qe7 26. cxb6 cxb6) 25. cxb6 {[%cal Bc5b6,Bb6b7][%mdl 32] White is clearly winning.} Bxa4 26. b7 Ra7 27. Qe3 {Accuracy: White = 81%, Black = 44%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.26"]
[White "Ganguly, Surya Shekhar"]
[Black "Santos Ruiz, Miguel"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2636"]
[BlackElo "2554"]
[Annotator "TA"]
[PlyCount "32"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,32,0,0,0,0,0,-11,0,-6,-3,0,0,-26,-5,-35,-24]} 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nd7 5. O-O Ngf6 6. c4 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} dxc4 7. Na3 Nb6 8. Nxc4 Nxc4 9. Qa4+ c6 10. Qxc4 {LiveBook: 10 Games} Be6 11. Qa4 $146 ({Predecessor:} 11. Qb4 Qb6 12. Qa3 {½-½ (111) Sasikiran,K (2673)-Petrosyan,M (2565) Sitges 2018}) 11... Bd5 12. Bf4 O-O 13. Be5 Qb6 14. Qa3 Rfe8 15. Rfe1 a5 16. Nd2 Bh6 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.27"]
[White "Indjic, Aleksandar"]
[Black "Hakobyan, Aram"]
[Result "0-1"]
[ECO "C10"]
[WhiteElo "2630"]
[BlackElo "2545"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,42,62,12,9,-18,0,0,-37,-52,-47,-269,-264,-270,-255,-260,-266,-251,-262,-401,-401,-444,0,-128,-144,-329,-156,-679,-675,-687,-676,-825,-822,-1082,-816]} 1. d4 e6 2. e4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Neg5 Nd7 {C10: French with 3 Nc3: Unusual Black 3rd moves and 3...dxe4} (6... Bd6 7. Bd3 h6 8. Ne4 Nf6 9. Qe2 Nxe4 10. Bxe4 Bxe4 11. Qxe4 c6 12. O-O O-O 13. c4 Nd7 14. Rd1 {½-½ (26) Tari,A (2570)-Blomqvist,E (2545) Vasteras 2016}) 7. Nxf7 Kxf7 8. Ng5+ Ke8 {The position is equal.} 9. Bc4 Bxg2 10. Nxe6 $146 (10. Rg1 $15 Qe7 11. Bxe6 (11. Rxg2 $2 Qb4+ {[%mdl 64] Double Attack} 12. Kf1 Qxc4+ $19)) ({Predecessor:} 10. Rg1 Bd5 11. Bxd5 exd5 12. Qe2+ Qe7 13. Ne6 Ngf6 14. Nxc7+ {0-1 (58) Makaraci,T (2021)-Sari,Y (2330) Cesme 2018}) 10... Qe7 $19 {Strongly threatening ...Qb4+.} 11. Qe2 {And now Rg1 would win.} Bxh1 12. Bg5 Ngf6 13. O-O-O {[#]} Be4 $1 14. Nxc7+ (14. Re1 $142) 14... Kd8 15. Ne6+ Ke8 $2 (15... Kc8 $19 16. d5 Bf5) 16. d5 (16. Nc7+ $1 $11 Kd8 17. Nxa8) 16... Rc8 $17 17. Rd4 $2 (17. d6 $17 Qxe6 18. Bxe6 Rxc2+ 19. Qxc2 Bxc2 20. Kxc2) 17... Bf5 (17... Qd6 $19 {is more deadly.} 18. Bf4 Qb6 19. Rxe4 Nxe4 20. Qxe4 Nf6) 18. c3 $2 {[#]} (18. d6 $17 Qxe6 19. Bxe6 Rxc2+ 20. Qxc2 Bxc2 21. Kxc2) 18... Rxc4 $1 $19 {Black is clearly winning.} 19. Qxc4 {intending Nc7+.} (19. Rxc4 Nc5) 19... Kf7 20. Qc7 {[#]} Nc5 $1 21. Nd8+ (21. Nxc5 Qxc7) 21... Ke8 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.28"]
[White "Kobalia, Mikhail"]
[Black "Aryan Chopra"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2627"]
[BlackElo "2540"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 29,81,17,34,0,19,0,16,10,19,-59,60,45,53,58,62,62,84,79,143,135,152,116,113,39,40,0,0,-40,0,-45,-49,-112,-106,-97,-110,-180,-137,-131,-129,-118,-118,-106,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 h5 9. Qd2 Nbd7 10. O-O-O Be7 11. Kb1 Rc8 12. Bg5 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} (12. h4 b5 13. Bg5 Qb6 14. Nd5 Nxd5 15. exd5 Bf5 16. Bd3 Bxd3 17. Qxd3 Qd8 18. Be3 Rc4 19. Nd2 Rxh4 20. Rxh4 Bxh4 {1-0 (44) Yu,Y (2751)-Zhou,J (2597) Shenzhen 2017}) 12... b5 13. a3 Qc7 14. h4 Nb6 15. Bxf6 gxf6 {LiveBook: 4 Games} 16. Nd5 Nxd5 $146 ({Predecessor:} 16... Bxd5 17. exd5 Nc4 18. Qf2 f5 19. g3 {½-½ (42) Paehtz,E (2477)-Keymer,V (2500) Wijk aan Zee 2019}) 17. exd5 Bd7 18. Na5 Qc5 19. c4 (19. f4 $11) 19... bxc4 (19... Bd8 $15) 20. Rc1 $1 $14 Bd8 21. Nxc4 Ke7 22. Be2 {And now Nxe5! would win.} Qa7 23. f4 Bf5+ ({Black should play} 23... Bb5) 24. Ka2 $16 Qd4 25. Qb4 Qc5 {Black wants to play ...Qxb4.} 26. Qb3 (26. fxe5 $16 Qxb4 27. exf6+ Kd7 28. axb4) 26... Qxd5 $14 27. a4 {Threatens to win with Rhd1.} Bc7 {[%cal Bd8c7,Bc7b6,Bb6d4,Bd4e3][%mdl 32]} 28. Rhf1 Be4 {White must now prevent ...Rb8.} 29. Bf3 Bxf3 ({Avoid the trap} 29... exf4 $2 30. Bxe4 Qc5 31. Rfe1 $18) 30. Rxf3 {[#]} (30. gxf3 $15 Rb8 31. Qd1) 30... Bb6 $1 $17 {[%mdl 512]} 31. fxe5 (31. Qxb6 Rxc4) 31... fxe5 {Hoping for ...Bd4.} 32. Qc2 (32. a5 $17 Bxa5 33. Kb1) 32... Bd4 33. b3 Rhg8 34. Rcf1 {[#]} Rg7 $1 35. g3 {[#]} Rcg8 (35... Rc7 $1 $17 {aiming for ...Kf8.} 36. Qd3 Kd8) 36. Ne3 {The position is equal.} Bxe3 $1 37. Qc7+ Ke8 38. Qc8+ Ke7 39. Qc7+ Ke8 40. Qc8+ Ke7 41. Qc7+ {Precision: White = 39%, Black = 43%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.29"]
[White "Svane, Rasmus"]
[Black "Stupak, Kirill"]
[Result "1/2-1/2"]
[ECO "C09"]
[WhiteElo "2599"]
[BlackElo "2537"]
[Annotator "RC"]
[PlyCount "36"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e6 {[%emt 0:06:12]} 2. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:11]} 3. Nd2 {[%emt 0:00:00]} c5 {[%emt 0:06:21]} 4. Ngf3 {[%emt 0:00:00]} Nc6 {[%emt 0:02:11]} 5. exd5 {[%emt 0:00:09]} exd5 {[%emt 0:00:26]} 6. Bb5 {[%emt 0:00:07]} Bd6 {[%emt 0:06:20]} 7. dxc5 {[%emt 0:00:06]} Bxc5 {[%emt 0:00:03]} 8. O-O {[%emt 0:00:11]} Nge7 {[%emt 0:00:01]} 9. Nb3 {[%emt 0:00:28]} Bb6 {[%emt 0:00:02]} 10. Re1 {[%emt 0:00:58]} O-O {[%emt 0:00:38]} 11. Be3 {[%emt 0:00:10]} Bxe3 {[%emt 0:06:12]} 12. Rxe3 {[%emt 0:00:02]} Bg4 {[%emt 0:00:13]} 13. h3 {[%emt 0:30:31]} Bh5 {[%emt 0:00:49]} 14. Qd2 {[%emt 0:00:14]} Bxf3 {[%emt 0:12:18]} 15. Rxf3 {[%emt 0:00:14]} Qb6 {[%emt 0:00:01]} 16. Bxc6 {[%emt 0:21:36]} bxc6 {[%emt 0:00:18]} 17. Re1 {[%emt 0:12:16]} Ng6 {[%emt 0:07:45]} 18. Qe3 {[%emt 0:05:05]} f6 {[%emt 0:08:38]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.30"]
[White "Nihal Sarin"]
[Black "Praggnanandhaa R"]
[Result "1-0"]
[ECO "E32"]
[WhiteElo "2578"]
[BlackElo "2532"]
[Annotator "TA"]
[PlyCount "137"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,137,5,2,5,13,12,0,-13,-23,-3,9,14,14,14,10,11,10,12,14,12,6,0,0,0,0,0,0,0,0,0,0,-4,8,0,8,7,7,4,20,17,23,10,20,20,20,20,20,6,21,20,16,0,5,0,14,8,8,11,14,7,15,2,12,0,15,15,15,14,15,7,7,0,0,0,0,0,8,8,8,8,8,8,41,41,41,41,41,41,41,0,41,8,41,8,8,8,8,8,8,8,3472,1181,5930,3799,29965,29966,29971,8,8,0,29972,29973,29973,29974,29974,29974,29974,29975,29975,29976,29979,29980,29982,29983,29984,29985,29985,29986]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 d5 6. cxd5 exd5 7. Bg5 {E32: Nimzo-Indian: Classical (4 Qc2): 4...0-0} h6 8. Bh4 c5 9. dxc5 {The position is equal.} Nbd7 ({But not} 9... Bxc5 10. Bxf6 gxf6 11. O-O-O $14) 10. e3 Qa5 11. Be2 $146 ({Predecessor:} 11. Bd3 Ne4 12. O-O Bxc3 13. bxc3 Ndxc5 14. Nd4 Nxd3 15. Qxd3 {0-1 (48) So,W (2812)-Carlsen,M (2832) Paris 2017}) 11... Ne4 {[%cal Re4c3]} ({Reject} 11... Bxc5 $6 12. O-O $16) 12. O-O Bxc3 13. bxc3 Ndxc5 14. Rfc1 Re8 15. Nd4 Bd7 16. c4 dxc4 17. Bxc4 Rac8 18. Qe2 Nd6 19. Bd5 Ne6 20. Bxe6 Bxe6 21. Bg3 Nf5 22. Nxe6 Rxc1+ 23. Rxc1 {aiming for Nf4.} Rxe6 24. Bf4 Ne7 25. h3 Nc6 26. Rd1 Qa4 {White must now prevent ...Qxf4!} 27. Rd2 Re8 28. Qg4 Qe4 29. Kh2 Qe6 30. Qd1 Qf6 31. Qg4 Qe6 32. Qd1 (32. Qe2 {is interesting.} Rd8 33. Rxd8+ Nxd8 34. Qb5 a6 35. Qa5) 32... Qf6 33. Qb3 Rd8 34. Rxd8+ Nxd8 35. Qd5 Qe7 36. Kg3 Nc6 37. h4 (37. a4 {seems wilder.} Qf6 38. Qd7 g5 39. Bc7 Kg7 40. Qd5) 37... Qe6 38. Qxe6 fxe6 $11 {[%mdl 4096] Endgame KB-KN} 39. Bd6 g6 40. Kf4 b5 41. g4 Kf7 42. h5 gxh5 43. gxh5 a5 44. Ke4 a4 45. f4 Kf6 46. a3 Kf7 47. Kd3 Kf6 48. e4 Kf7 49. Kc3 Kg7 50. Kd3 Kf7 51. Bc5 Ke8 52. Bd4 {Black should prevent Bg7.} b4 53. axb4 Nxb4+ 54. Kc4 Nc2 55. Bf2 {Hoping for Kc3.} e5 $2 {[%mdl 8192]} (55... Kd7 $11) 56. Kc3 $18 Na3 57. fxe5 Kf7 {[#]} 58. Be3 $1 {[%cal Re3h6]} Kg7 59. Bb6 $2 (59. Bc5 {mates} Nb5+ 60. Kb4 Nc7 61. Be3 Kf7 62. Bxh6 Ke6 63. Kxa4 Ne8 {[#]} 64. Bg7 $1 {[%mdl 576] Clearance, Promotion}) 59... Kf7 $11 60. Be3 $2 {[%mdl 8192]} (60. Bc5 $11 Nb5+ 61. Kb4) 60... Kg7 $1 61. Bc5 {White mates.} Nb5+ 62. Kb4 Nc7 63. Kxa4 Ne6 64. Be3 Kf7 65. Bxh6 Nc5+ 66. Kb5 Nxe4 67. Bf4 Nf2 68. h6 Ng4 {[#]} 69. e6+ $1 {Accuracy: White = 60%, Black = 67%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.31"]
[White "Debashis, Das"]
[Black "Yuffa, Daniil"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "2532"]
[BlackElo "2578"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,88,27,31,33,65,43,60,45,66,66,69,65,72,65,73,52,95,82,94,89,96,80,106,94,146,142,156,141,194,167,177,159,162,153,216,0,0,0,0,-134,-64,-119,-94,-182,-189,-170,-181,-209,-185,-193,-185,-269,-266,-231,-29,-1987,-1977,-1672,-1525,-1402,-1056,-1056,-1050,-996,-879,-2481,-317,-1640,-1572,-4134,-4133,-1132,-503,-496,-491,-475,-466]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be3 e5 7. dxe5 dxe5 8. Qc2 {E90: King's Indian: Classical: Early deviations and 6 h3} (8. Qxd8 Rxd8 9. Nd5 Nxd5 10. cxd5 c6 11. Bc4 cxd5 12. Bxd5 Nc6 13. Bxc6 bxc6 14. O-O Be6 15. Rfc1 Rdb8 16. b3 a5 17. Rxc6 a4 18. Rcc1 axb3 19. axb3 Bxb3 20. Rxa8 Rxa8 {½-½ (31) Spasov,V (2539)-Georgiev,K (2607) Bol 2015}) 8... Nc6 9. Rd1 Bd7 10. Be2 {White is slightly better.} Qc8 11. h3 $146 ({Predecessor:} 11. Nd5 Re8 12. h3 a5 13. a3 Be6 14. O-O b6 15. Rd2 Qb7 {½-½ (58) Grizzaffi,M (1600)-Lopez,A (1285) IECG email 2001}) 11... Re8 12. O-O a5 13. Rfe1 Be6 14. a3 h6 15. Nd5 Kh7 16. c5 Nd7 17. b4 axb4 18. axb4 Bxd5 (18... Nf6 $142) 19. exd5 $16 Nxb4 20. Qc4 Na6 (20... e4 $16) 21. c6 $18 Nb6 22. Qh4 bxc6 23. dxc6 Qf5 (23... Kg8 $16) 24. Ra1 $2 ({White should try} 24. Ng5+ $18 Kh8 25. Ne4) 24... e4 $11 25. Nd4 ({Much worse is} 25. Rxa6 Rxa6 26. Ng5+ Kg8 $15) 25... Qc8 26. g4 (26. Nc2 $11) 26... Nc5 (26... Nb4 $17 27. Bxh6 {[%mdl 64] Remove Defender} Bxh6) 27. Rxa8 (27. Rad1 $1 $15) 27... Qxa8 $17 28. Bxh6 (28. Nb5 $17 Qxc6 29. Rc1) 28... Bxh6 $19 29. g5 Qd8 30. Qxh6+ Kg8 31. Rd1 {[#]} Qd5 $1 32. h4 {[#]} (32. Qh4 $142) 32... Nd3 $1 {[%mdl 512]} 33. h5 (33. Bxd3 exd3) 33... Re5 $2 ({Better is} 33... Qxd4 $19 34. hxg6 Qg7 35. gxf7+ Qxf7 36. Bxd3 exd3 37. Rxd3 Re1+ 38. Kg2 Nd5) 34. Nc2 $2 {[%mdl 8192]} (34. hxg6 $11 Rxg5+ {[%mdl 64] Double Attack} 35. Kf1 Rxg6 36. Qh4) 34... Rxg5+ 35. Kf1 Qf5 {[%csl Gd3][%cal Rf5f2]} 36. Bxd3 exd3 37. hxg6 Rxg6 38. Qh4 Nd5 39. Re1 Nf6 $2 (39... Qc8 40. Nb4 Nxb4) 40. Nd4 $2 (40. Rb1 Kg7 41. Nd4) 40... Qd5 {[%csl Gg6][%cal Rd5g2] Black is clearly winning.} 41. f3 d2 {( -> ...Qc4+)} 42. Rb1 Kg7 (42... Qe5 $142 {aiming for ...Qe3.} 43. Nc2 Kg7) 43. Qf4 Qh5 {White must now prevent ...Qh1+.} ({Not} 43... Qc4+ 44. Kf2 $17) 44. Nf5+ Kh7 {Accuracy: White = 46%, Black = 56%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.32"]
[White "Safarli, Eltaj"]
[Black "Vokhidov, Shamsiddin"]
[Result "1-0"]
[ECO "C26"]
[WhiteElo "2681"]
[BlackElo "2494"]
[Annotator "TA"]
[PlyCount "149"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,149,-11,-8,-12,-16,-18,-13,-18,0,-32,-43,-70,-69,-81,-71,-89,-82,-71,-75,-76,-35,-87,0,-91,-47,-45,-14,-12,-8,-22,-14,-65,-41,-56,-20,-14,-14,-93,-85,-100,-102,-87,-100,-69,-9,0,0,0,20,-73,25,26,50,70,47,63,40,0,100,75,72,0,0,-16,-12,-53,-42,-50,0,0,123,111,122,97,181,150,267,244,217,238,240,240,223,226,213,220,207,209,212,205,203,203,202,184,191,25,92,93,85,85,111,102,143,5,5,5,4,8,6,6,58,0,0,0,0,0,0,0,0,0,637,662,883,822,1351,1310,4898,2045,1623,1572,29981,29982,29983,29984,29986,29986,29986,29987,29987,29988,29988,29989]} 1. e4 e5 2. Nc3 Nf6 3. g3 Bc5 4. Bg2 c6 5. d3 (5. Nge2 d5 6. exd5 cxd5 7. d4 exd4 8. Nxd4 O-O 9. O-O Bg4 10. Qd3 Bxd4 11. Qxd4 Nc6 12. Qf4 Qd7 13. Re1 {0-1 (54) Predke,A (2622)-Matlakov,M (2700) St Petersburg 2018}) 5... d5 6. exd5 {C26: Vienna Game: 2...Nf6, sidelines} cxd5 7. Nf3 Nc6 8. O-O {The position is equal.} O-O 9. Bg5 (9. Nxe5 $5 Nxe5 10. d4 $11) 9... Be7 $146 ({Predecessor:} 9... Be6 10. Qc1 h6 11. Bxf6 Qxf6 12. Qe1 Rad8 13. h3 Bxh3 14. Nxd5 Rxd5 15. Bxh3 Qxf3 16. Bg2 Qxg3 {0-1 (16) Zapke,H-Sedina,E (2419) Lugano 2000}) 10. Re1 h6 $1 {[%cal Rh6g5]} 11. Bd2 Bd6 12. h3 Re8 13. a3 Be6 14. b4 Nd7 15. Nh2 (15. g4 $15) 15... Nf6 16. Nf3 $1 d4 17. Na4 a6 18. c4 b5 19. Nb2 Qd7 20. Rc1 Rac8 $36 {[%mdl 2048] Black is more active.} 21. g4 Nh7 22. a4 f6 23. c5 (23. axb5 $11 {remains equal.} axb5 24. cxb5 Nxb4 {[%mdl 64] Discovered Attack} 25. Qa4) 23... Bc7 $17 24. Nh4 Ng5 25. Nf5 Bd5 (25... Bxf5 26. gxf5 Qxf5 27. Qh5 $11) 26. Ra1 Ne7 (26... Bxg2 $15 27. Kxg2 Qd5+ 28. f3 Ra8) 27. Nxe7+ $11 Rxe7 28. Bxg5 fxg5 29. axb5 (29. Be4 $1 $11) 29... axb5 ({Black should play} 29... Bxg2 $1 $17 30. Kxg2 axb5) 30. Be4 $1 Rf8 31. f3 Ref7 32. Rf1 $1 h5 33. Kg2 Qe6 (33... Bb8 $11) 34. Ra3 $16 Qd7 35. Ra6 (35. Ra7 $1 $16 {[%cal Ra7c7]} Be6 36. Rh1) 35... Be6 $11 36. Rxe6 Qxe6 37. Qc2 Qa2 38. Rf2 Bd8 39. Nd1 Qa3 (39... Qxc2 $1 $11 40. Rxc2 hxg4 41. hxg4 Ra7) 40. Qb1 $16 {Black must now prevent Ra2.} Qa6 41. Bd5 Qf6 (41... Kh7 $16 {was worth a try.}) 42. Qa2 (42. Bxf7+ Rxf7 43. gxh5 g6 $16) 42... Bc7 (42... g6 $16 {keeps fighting.} 43. Bxf7+ Rxf7) 43. Bxf7+ Rxf7 44. Qa8+ (44. gxh5 Qc6 $16) 44... Rf8 45. Qd5+ Kh8 46. Ra2 hxg4 47. hxg4 e4 48. Qxe4 Qh6 {[#] Threatens to win with ...Qh2+.} 49. Ra8 $1 {[%cal Ra8f8]} Qh2+ 50. Kf1 {[%cal Ra8f8]} Qh1+ 51. Ke2 {[%cal Ra8f8]} Bb8 {[#]} 52. c6 $2 (52. Nf2 $1 $18 {[%cal Rf2h1]} Qc1 53. Qxd4) 52... Qh2+ (52... Qg1 $11 {keeps the balance.}) 53. Nf2 Qd6 54. Ra1 {aiming for Rh1+.} Kg8 55. Rh1 g6 56. Rc1 (56. Nh3 $16) 56... Rf4 $1 $11 {[%cal Rf4e4]} 57. Qe8+ Rf8 58. Qd7 {And now Rc5 would win.} Qe5+ 59. Kd1 Rf7 ({But not} 59... Re8 $2 60. Ne4 $18) (59... Qe3 $11 60. Qd5+ {[%mdl 64] Double Attack} Kh8) 60. Rc5 (60. Qd8+ $14 Kg7 61. Ne4) 60... Qe3 {[%mdl 64] Double Attack} 61. Qd8+ Kg7 62. Qxb8 ({Wrong is} 62. c7 $2 Qxf3+ 63. Kc1 Qf4+ 64. Kb1 Bxc7 $19) 62... Qxf3+ 63. Kc2 Qxf2+ {[%mdl 4096] Endgame KQR-KQR} 64. Kb3 Re7 $2 {[%mdl 8192]} (64... Qf1 $11 65. Qe5+ (65. Rxb5 Qxd3+ 66. Ka4 Qc2+ {[%mdl 64] Double Attack} 67. Ka5 Qxc6 $17) (65. Qxb5 Qb1+ 66. Kc4 Qa2+ 67. Kxd4 Rf4+ {[%mdl 64] Double Attack} 68. Ke5 Qb2+ {[%mdl 64] Double Attack} 69. Kd6 Rxb4 $11) 65... Kg8) 65. Qxb5 $18 Ra7 {[%csl Ga7][%cal Rf2a2]} 66. Rc2 Qe1 67. Kc4 Ra3 68. Qd5 (68. Qb7+ $142 Kf8 69. Qc8+ Kg7 70. Qd7+ Kg8 71. c7) 68... Rc3+ 69. Rxc3 Qxc3+ {KQ-KQ} 70. Kb5 {White mates.} Qxd3+ 71. Kb6 Qe3 72. c7 d3+ 73. Kb7 Qe7 74. Qd4+ Kh7 75. Kb8 {Accuracy: White = 58%, Black = 45%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.33"]
[White "Gagare, Shardul"]
[Black "Alekseenko, Kirill"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "2495"]
[BlackElo "2634"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,54,0,0,0,0,0,8,0,13,26,26,23,28,43,42,50,38,32,43,45,38,42,45,36,33,8,12,21,34,49,44,30,41,0,0,7,14,5,29,0,8]} 1. Nf3 c5 2. c4 Nf6 3. g3 Nc6 4. Bg2 d5 5. cxd5 Nxd5 6. Nc3 Nc7 7. O-O e5 8. a3 f6 9. Rb1 {A34: Symmetrical English: 2 Nc3, lines with ...d5} Rb8 10. d3 Be7 11. Be3 O-O (11... Bd7 12. Nd2 O-O 13. b4 cxb4 14. axb4 Kh8 15. Bxc6 bxc6 16. Bxa7 Rxb4 {½-½ (30) Almasi,Z (2696)-Vidit,S (2670) Reykjavik 2017}) 12. b4 cxb4 13. axb4 Nd4 14. b5 Be6 15. Qa4 {[%cal Re3d4]} Bc5 16. Nxd4 $146 ({Predecessor:} 16. Bxd4 exd4 {0-1 (51) Fromm,M (1825)-Nguyen,A (2042) Hannover 2017}) 16... exd4 17. Ne4 dxe3 18. Nxc5 Bd5 19. Bxd5+ ({Not} 19. fxe3 Bxg2 20. Kxg2 Qd5+ 21. Ne4 f5 $17) 19... Qxd5 20. Qc4 exf2+ 21. Kxf2 Rf7 22. Qxd5 Nxd5 23. e4 Rc8 {[#] Hoping for ...Nc3.} 24. d4 ({Much worse is} 24. exd5 Rxc5 25. Rfc1 Rxd5 $11) 24... b6 25. exd5 {Black must now prevent Rbc1.} bxc5 26. Rfc1 c4 27. b6 axb6 {Accuracy: White = 76%, Black = 57%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.34"]
[White "Karthik Venkataraman"]
[Black "Goganov, Aleksey"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "2494"]
[BlackElo "2612"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,96,25,10,62,47,52,-2,64,0,0,0,21,0,0,-7,-13,-28,-1,-16,-24,-50,-35,-50,-4,-10,-17,-8,-16,-34,-35,-39,-44,-45,0,-69,-67,-56,-57,-93,-42,-56,-45,-45,-38,-42,-44,-57,-29,-46,-35,-403,-19,-43,-48,-45,-34,-36,-34,-39,0,0,-1,-1,0,-6,0,-15,-15,-32,-32,-32,-32,-32,-32,-32,-1,-1,-1,-32,-32,-33,-32]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qf3 {B48: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 without Be2} (7. Qd2 b5 8. O-O-O Nxd4 9. Bxd4 Bb7 10. f3 Nf6 11. Qg5 Rc8 12. Bd3 h6 13. Qg3 Qxg3 14. hxg3 Bc5 15. Ne2 Bxd4 16. Nxd4 {½-½ (32) Radjabov,T (2757)-Rapport,R (2731) Wijk aan Zee 2019}) 7... b5 8. Nxc6 Qxc6 9. Bd3 {LiveBook: 23 Games. White has an edge.} d6 (9... Nf6 $11) 10. a3 $146 ({Predecessor:} 10. Qg3 Nf6 11. O-O b4 12. Ne2 Nxe4 13. Bxe4 Qxe4 14. c3 Bb7 15. cxb4 {1-0 (32) Kacharava,N (2024)-Abelakiotis,S (1784) Prague 2016}) 10... Nf6 11. Qe2 (11. Qg3 $14) 11... Nd7 (11... Be7 $11) 12. f4 Be7 13. O-O {[%cal Bh1f1,Bf1f3,Bf3g3][%mdl 32]} O-O 14. Rf3 Bb7 15. Raf1 Rae8 16. Kh1 Bd8 17. Rg3 f5 18. Qd2 Nc5 {[%cal Rc5e4]} 19. Bd4 Bf6 20. Bxf6 Rxf6 21. exf5 exf5 22. Be2 Ne4 23. Nxe4 fxe4 24. Qd4 {[#] Qxf6 is the strong threat.} d5 (24... Ref8 {keeps more tension.} 25. Rc3 Qd5 26. Qxd5+ Bxd5 27. g3 g5) 25. b3 ({Better is} 25. Rc3 $11 Qd7 26. Rc5) 25... Qb6 $15 26. Qxb6 Rxb6 27. Rd1 Rc8 (27... Rd6 $17 28. Rc3 Rf8) 28. c3 Rf6 29. c4 Rxf4 {[%cal Rd5c4]} 30. cxd5 {[#]} Bxd5 $1 {[%mdl 512]} 31. h3 (31. Rxd5 $2 {is a self mate.} Rc1+ 32. Rd1 Rxd1+ 33. Bxd1 Rf1#) 31... Bf7 32. Rd6 Rf2 33. Bg4 $2 {[%mdl 8192]} (33. Re3 $1 $15) 33... Re8 $2 (33... Rc1+ $19 34. Kh2 h5 35. Bxh5 Bxh5 36. Rxa6 Be2) 34. Re3 Rf6 35. Rd4 Bg6 36. a4 bxa4 37. Rxa4 Rb8 38. Be2 Rbb6 39. Bc4+ Kf8 40. Re2 Rfd6 41. Rea2 (41. Kg1 {is interesting.} h6 42. Rf2+ Ke7 43. Ra5 Rf6 44. Rfa2) 41... Bf7 42. Rxa6 Rxa6 43. Rxa6 Rxa6 44. Bxa6 Bxb3 $11 {KB-KB} 45. Kg1 e3 46. Kf1 Bd5 47. Ke2 Bxg2 48. h4 Ke7 {Precision: White = 33%, Black = 43%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.35"]
[White "Harika, Dronavalli"]
[Black "Esipenko, Andrey"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2471"]
[BlackElo "2603"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,66,15,12,9,16,16,0,0,0,10,12,14,9,12,-8,0,1,0,0,0,0,0,4,0,0,76,0,0,0,0,0,19,12,25,22,39,46,39,39,115,0,8,0,104,0,13]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O O-O 7. h3 h6 8. Re1 a6 9. Bb3 Ba7 10. Nbd2 Re8 11. Nf1 Be6 12. Ng3 Bxb3 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} 13. Qxb3 Qd7 14. Be3 Bxe3 15. Rxe3 Ne7 {[%cal Bc6e7,Be7g6,Bg6f4][%mdl 32]} 16. d4 Ng6 17. Rd1 Qc6 {[#]} 18. Nh2 $146 ({Predecessor:} 18. c4 b6 19. Qc3 a5 20. b3 {½-½ (33) Saric,I (2678)-Efimenko,Z (2649) Germany 2014}) 18... Nf4 19. Ng4 Nxg4 20. hxg4 g6 21. Ne2 exd4 22. Nxd4 Qd7 23. f3 d5 (23... h5 $11) 24. Ne2 (24. g3 $16 Nh3+ 25. Kg2) 24... Qd6 $11 25. Nxf4 Qxf4 {[%mdl 64] [#] Double Attack} 26. Rde1 b5 27. e5 $36 {[%mdl 2048] White is more active.} Rad8 28. Qb4 d4 29. Re4 Qd2 30. R4e2 Qf4 (30... Qd3 $14) 31. Re4 (31. e6 $16) 31... Qd2 32. R4e2 (32. e6 $11 Rxe6 33. Rxe6 fxe6 34. Rxe6 {[%mdl 64] Double Attack}) 32... Qf4 $16 33. Re4 (33. e6 $16) 33... Qd2 {Accuracy: White = 44%, Black = 52%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.36"]
[White "Aravindh, Chithambaram VR."]
[Black "Zhu, Jiner"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2601"]
[BlackElo "2442"]
[Annotator "TA"]
[PlyCount "213"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,213,62,88,83,115,97,127,101,108,98,134,135,222,150,153,108,116,79,79,29,141,8,11,0,136,129,140,131,166,171,259,0,107,0,258,10,18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,34,25,55,43,64,0,54,47,47,47,47,47,47,47,47,47,57,57,55,50,72,72,70,77,79,63,62,48,80,52,59,45,59,54,47,39,59,33,59,59,59,30,30,30,30,31,47,72,66,54,88,88,98,97,87,25,48,19,19,14,23,22,18,0,0,0,3,3,3,0,31,27,31,28,93,100,112,91,166,14,18,0,169,170,243,250,475,475,770,735,545,347,521,341,393,384,358,307,292,292,290,282,278,268,411,393,866,345,684,328,542,524,504,461,670,670,662,652,1182,1281,1191,1143,1055,943,1108,614,601,600,600,549,29966,29970,29977,29977,29978,29979,29979,29980,29981,29975]} 1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. e3 dxc4 5. Bxc4 c5 6. d4 Nc6 7. O-O cxd4 8. exd4 Be7 9. Qe2 O-O 10. Rd1 Nb4 11. Ne5 Nbd5 12. Rd3 {D26: Queen's Gambit Accepted: 4 e3 e6 5 Bxc5 c5 sidelines} (12. Bg5 Nxc3 13. bxc3 Nd5 14. Bd2 Bg5 15. Bb3 Bxd2 16. Qxd2 Qf6 17. c4 Nf4 18. Qe3 Ng6 19. g3 Rd8 {1-0 (44) Gurevich,D (2635)-Schwartzman,G (2605) Las Vegas 1997}) 12... Bd7 13. Rg3 Kh8 14. Rh3 {White is better.} Be8 15. Bd3 $146 ({Predecessor:} 15. Bg5 Rc8 16. Nxd5 exd5 17. Bd3 g6 18. Qe3 Qd6 19. Ng4 Ne4 20. Bxe4 dxe4 21. Bf6+ {1-0 (21) Farago,I (2440)-Hohler,P (2240) Pecs 1997}) 15... g6 16. Bh6 Rg8 (16... Kg8 $16 17. Qd2 (17. Bxf8 Nf4 $11) 17... Rc8) 17. Qf3 a6 18. Re1 Rc8 19. Nxd5 Qxd5 20. Qe3 Qd8 (20... Rd8 $11 {keeps the balance.}) 21. Bg5 ({White must play} 21. Qf4 $16) 21... Rg7 $1 $11 22. Bh6 $36 {[%mdl 2048] White has good play.} (22. Qf3 $11) 22... Rg8 $16 23. Qf4 Rc7 24. g4 Bd6 25. Bg5 Be7 (25... Nd5 $142 26. Bxd8 Nxf4) 26. Bh6 (26. Rf3 $1 $18 {and the rest is easy.}) 26... Bd6 $1 27. Bg5 $2 (27. Bc4 $1 $16) 27... Be7 $1 $18 {[#]} 28. Qf3 $2 (28. Rf3 $1 $18) 28... Rg7 $1 $11 29. Bh6 Qxd4 30. Bxg7+ Kxg7 31. g5 Nd5 32. Nxf7 {Threatens to win with Re4.} Nf4 ({Don't go for} 32... Bxf7 $2 33. Re4 $18) 33. Rh4 e5 $1 34. Nxe5 ({Avoid the trap} 34. Rxe5 $2 Rc1+ 35. Bf1 Qc4 $19) 34... Ne2+ $1 {[%mdl 64] Discovered Attack} 35. Qxe2 Qxh4 36. Nf3 Qg4+ 37. Kh1 Bd6 38. Be4 Qf4 39. Qd3 Bf7 40. Bd5 ({White should try} 40. b3 $14) 40... Bxd5 (40... Rc2 $11) 41. Qxd5 $14 Rf7 42. Re3 b6 43. Kg2 Bc5 44. Qe5+ Qxe5 45. Rxe5 {[%mdl 4096] Endgame KRB-KRN} h6 46. gxh6+ Kxh6 47. Re2 Rd7 48. Nd2 Kg7 49. Ne4 Be7 50. Rc2 a5 51. Kf3 Rd5 52. Ke3 Kf7 53. f3 b5 54. Rd2 Rh5 55. Rg2 Rd5 56. Rc2 Ke6 57. Rc6+ Kf7 $1 58. Nf2 Re5+ 59. Kd3 Rd5+ 60. Ke2 Bg5 {With the idea ...Rd2+.} 61. Nd3 Be7 62. f4 Bd6 63. Ke3 Ke7 64. Ke4 Rh5 65. Rc2 (65. Rb6 $16) 65... Kf6 66. Rd2 Rh4 67. Rg2 b4 68. b3 Bb8 69. Kf3 Rh3+ 70. Ke2 Rh4 71. Ke3 Rh3+ 72. Ke4 Rh4 73. h3 Rxh3 74. Rc2 Bd6 (74... Ke7 $11) 75. Rc6 $16 Ke7 76. Ra6 Bc7 (76... Rh5 $16 {was worth a try.}) 77. Ra7 $2 (77. Rxg6 $18 {Black must now prevent Rg7+.} Rh7 78. Rg5) 77... Kd6 $11 {Strongly threatening ...Bb6.} 78. Ra6+ $2 (78. Ne5 $11) 78... Ke7 $18 79. Rxg6 Rh2 (79... Rh4 {was called for.} 80. Rg5 Kd7 81. Rg7+ Kc6 82. Rg6+ Kd7 83. Nc5+ Ke7) 80. Rg7+ Kd6 $2 {[#]} (80... Kd8 {is a better defense.} 81. Nc5 Rh6) 81. Ne5 $1 Bb8 (81... Re2+ $142 82. Kd3 Rxa2 83. Rd7+ Ke6) 82. Rd7+ Kc5 83. Rd5+ Kb6 84. Nc4+ Kc6 85. Nxa5+ Kc7 86. Rb5 Re2+ 87. Kf5 Rxa2 88. Nc4 Ba7 89. Ne5 Kd6 (89... Rd2 {keeps fighting.} 90. Rxb4 Bf2 91. Rc4+ Kd6) 90. Rxb4 Bc5 $2 (90... Be3 91. Rb7 Ra1) 91. Rb5 $2 (91. Rb7 {[%csl Ge5][%cal Rb7d7]} Ra7 92. Rxa7 Bxa7 93. Nf7+ Kc5 94. Ke6) 91... Bd4 $2 (91... Be3 92. Rb7 Bf2) 92. Ke4 (92. Rb7 $142) 92... Bc3 $2 (92... Bf2 93. Rd5+ Kc7) 93. Rb6+ Ke7 94. Kf5 Rf2 (94... Rh2 $142 95. Ke4 Bxe5) 95. Rb7+ Kd8 96. Ke6 {Intending Nf7+ and mate.} Kc8 97. Rb5 Bd2 98. f5 Bg5 99. Nf7 Bh4 100. Rb4 Re2+ 101. Kd5 Be7 102. Re4 Rxe4 103. Kxe4 {White mates.} Bb4 104. Kd5 Kd7 105. f6 Bc3 106. Ne5+ Ke8 107. Ke4 {Accuracy: White = 55%, Black = 49%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.37"]
[White "Moroni, Luca Jr"]
[Black "Iniyan, P."]
[Result "0-1"]
[ECO "E68"]
[WhiteElo "2567"]
[BlackElo "2480"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,120,39,33,45,47,60,59,54,13,77,97,111,65,93,80,93,100,91,92,120,86,90,56,71,47,49,27,39,0,45,2,27,0,0,0,0,0,0,-18,-23,-72,-67,-143,-134,-129,-116,-481,-468,-418,-286,-326,-326,-283,-332,-281,-258,-820,-777,-845,-840,-804,-774,-1352,-1246,-1210,-1172,-1128,-1112,-975,-979,-1581,-829,-29972,-29973,-29971,-29972,-29972,-29970,-29968,-29970,-3045,-1238,-29983,-29984,-29984,-29985,-29985,-29986,-29983,-29977,-29972,-29974,-29969,-29966,-29990,-29991]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nbd7 7. O-O e5 8. e4 exd4 9. Nxd4 Re8 10. h3 Nc5 11. Re1 Bd7 12. Kh2 h6 13. Rb1 a5 14. Ndb5 {LiveBook: 5 Games. E68: King's Indian: Fianchetto: 6...Nbd7 7 0-0 e5 8 e4} Bxb5 15. cxb5 {[#]} a4 $146 ({Predecessor:} 15... Nfd7 16. f4 h5 17. Qc2 c6 18. bxc6 bxc6 19. Be3 Qc7 20. Rbd1 Rab8 21. Qf2 Ne6 {1-0 (71) Anwesh,U (2432)-Ganguly,S (2643) Dubai 2011}) 16. Qc2 {White is slightly better.} Nfd7 17. Be3 c6 (17... h5 $1 $11) 18. Rbd1 $16 Qc7 19. a3 Kh7 20. Bd4 Bxd4 21. Rxd4 Nb6 22. Red1 Re6 23. bxc6 bxc6 24. f4 Rae8 25. h4 h5 26. Bh3 R6e7 27. Bg2 Re6 28. Qf2 Nbd7 {[%cal Bb6d7,Bd7f6,Bf6g4][%mdl 32]} 29. Kh1 (29. Nxa4 Nf6 $17) 29... Nf6 {[%cal Rf6e4]} 30. f5 $1 {[%cal Rf5e6]} Ng4 ({Reject} 30... Nfxe4 $6 31. Nxe4 Rxe4 32. fxg6+ (32. Rxd6 Re1+ 33. Rxe1 Rxe1+ 34. Qxe1 Qxd6 $16) (32. Bxe4 Nxe4 33. Qf4 Qe7 $16) 32... fxg6 33. Bxe4 $16 (33. Rxd6 Re1+ 34. Rxe1 Rxe1+ 35. Qxe1 Qxd6 $16)) 31. Qf4 gxf5 32. Rxd6 Rxd6 33. Rxd6 Re5 $36 {[%mdl 2048] Black is pushing.} 34. Rd1 (34. Rd2 $1 $15) 34... Ne6 {[%cal Bc5e6,Be6d4,Bd4f3][%mdl 32]} 35. Qf3 Kg7 {Strongly threatening ...fxe4.} 36. Rf1 $2 {[%mdl 8192]} ({Avoid the trap} 36. exf5 $2 Rxf5 $1 {[%mdl 512]} 37. Qxf5 Qxg3 $19) (36. Bh3 $17 {is more resistant.}) 36... fxe4 $19 37. Qe2 f5 38. Bh3 Nd4 39. Qd2 Nf3 40. Qf4 Re7 41. Rxf3 $2 (41. Qxc7 Rxc7 42. Bg2) 41... exf3 42. Qg5+ {[#]} Kf8 $1 ({Not} 42... Kh8 43. Qxh5+ Kg8 44. Qg6+ Kh8 45. Qh5+ Kg8 46. Qg6+ Kh8 47. Qh5+ $11) 43. Qxf5+ Rf7 44. Qxh5 Nf2+ 45. Kh2 Nxh3 46. Qh6+ Ke8 {Threatens to win with ...f2.} 47. Qe6+ Kd8 48. Qxh3 {[%mdl 4096] Endgame KQR-KQN} Qb6 {( -> ...Qf2+)} 49. Qe6 Qxb2+ 50. Kh3 Qg2+ 51. Kg4 Rg7+ 52. Kh5 Qxg3 53. Qf6+ Re7 (53... Kc7 $142 54. Nd5+ Kb7 55. Qb2+ Kc8 56. Nb6+ Kd8 57. Qf6+ Kc7 58. Na8+ Kb7 59. Qb2+ Ka7 60. Qb6+ Kxa8 61. Qxc6+ Kb8 62. Qb6+ Kc8 63. Qe6+ Rd7 64. Qc6+ Kd8 65. Qf6+ Kc7) 54. Qf8+ Kd7 {Black mates.} 55. Qf5+ Ke8 56. Qc8+ Kf7 {[%csl Gf7][%cal Rg3g6]} 57. Qf5+ Kg7 58. Ne4 Qe5 59. Ng5 Qf6 60. Qd3 f2 {Precision: White = 35%, Black = 62%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.38"]
[White "Raja Rithvik R"]
[Black "Lalith Babu M R"]
[Result "1/2-1/2"]
[ECO "E68"]
[WhiteElo "2443"]
[BlackElo "2556"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,99,45,41,31,41,34,37,60,66,90,88,106,85,84,98,81,11,26,39,49,49,47,39,38,38,46,37,74,58,64,39,390,411,408,385,379,388,382,229,475,276,277,247,714,0,56,54,54,54,54,54,54,54,54,54,80,80,80,28,80,80,80,53,80,54,54,54,80,80,80,0,18,0,79,0,18,0]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d6 6. Nc3 Nbd7 7. O-O e5 8. e4 exd4 9. Nxd4 Re8 10. h3 Nc5 11. Re1 Bd7 12. Kh2 h6 13. Rb1 a6 {E68: King's Indian: Fianchetto: 6...Nbd7 7 0-0 e5 8 e4} 14. b4 Ne6 {[#] ...Nxd4 is the strong threat.} 15. Be3 Ng5 {[%cal Rg5e4] White is slightly better.} 16. f3 {[#]} c5 $146 ({Predecessor:} 16... Qc8 17. h4 Ngh7 18. Qd2 g5 19. g4 Qd8 20. Nf5 Bxf5 21. exf5 {0-1 (45) Prohaszka,P (2613)-Karthik,V (2515) Burlingame 2019}) 17. bxc5 dxc5 18. Nb3 Ng4+ 19. hxg4 Bxc3 20. Re2 (20. Nxc5 $16 {And now Bxg5 would win.} Bc6 21. Qxd8 (21. Nxb7 Bxb7 22. Rxb7 Qc8 $15) 21... Raxd8 22. Re2) 20... b6 $11 21. Rc2 Bg7 22. Rd2 Ra7 23. Nxc5 bxc5 24. Bxc5 Rc7 25. Bb6 $36 {[%mdl 2048] aiming for c5. White is pushing.} Re7 26. f4 {Strongly threatening e5.} (26. c5 $5 {[%cal Rc5c6]} Qc8 27. Bxc7 Qxc7 28. f4 $14) 26... Ne6 27. e5 Qc8 $2 {[%mdl 8192]} (27... Qe8 $1 $14) 28. Bxc7 $18 Nxc7 29. Rdb2 {Black must now prevent Rb8.} Ne8 30. Rb8 Qxc4 31. R8b7 (31. R1b7 $142 Ba4 32. Bd5 Bxd1 33. Bxc4) 31... Qxa2 $2 (31... Bxg4 {is a better defense.} 32. Qxg4 (32. Rxe7 Bxd1 33. Rxe8+ Kh7 $14) 32... Rxb7 33. Rxb7 Bxe5) 32. R1b2 (32. Rxd7 $142 Qxb1 33. Qxb1 Rxd7 34. Qb8) 32... Qa3 {[#]} (32... Qe6 $2 33. R2b6 $18) 33. R2b3 $1 {[%cal Rb3a3]} ({Weaker is} 33. Rxd7 Rxd7 34. Qxd7 Qxb2 $16) 33... Qa2 $2 (33... Qa4) 34. Rb2 $2 (34. Rxd7 $18 Rxd7 35. Qxd7 Qxb3 36. Bd5 (36. Qxe8+ Bf8 $11) 36... Qxd5 37. Qxd5) 34... Qa3 $1 $14 ({But not} 34... Qe6 $2 35. R2b6 $18) 35. Rxd7 Rxd7 36. Qxd7 Qxb2 37. Qxe8+ Bf8 38. e6 Qf6 39. exf7+ Qxf7 40. Qc6 {Hoping for Bd5.} Kg7 41. Qxa6 (41. Bf1 $16) 41... Qf6 (41... g5 $1 $11) 42. Qb7+ Qe7 43. Qc6 Qf6 44. Qc4 g5 45. f5 Qe5 46. Qd3 Bd6 47. Qb3 (47. Kh3 $16) 47... Kf6 48. Kh3 Bc7 (48... h5 $1 $11 {keeps the balance.}) 49. Kh2 (49. Qd3 $16) 49... Bd6 $11 50. Kh3 {Accuracy: White = 52%, Black = 38%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.39"]
[White "Tsydypov, Zhamsaran"]
[Black "Prithu Gupta"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2547"]
[BlackElo "2470"]
[Annotator "TA"]
[PlyCount "149"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,149,0,0,3,0,8,0,19,0,47,0,11,0,10,-12,0,-7,0,0,0,0,0,0,5,-13,0,0,0,0,0,0,19,0,12,15,2,8,32,21,56,56,78,74,87,106,141,102,112,122,114,118,121,121,128,128,116,121,245,238,237,219,226,204,200,158,158,158,158,158,166,158,158,158,158,158,158,158,158,158,342,342,342,342,342,342,342,327,277,147,147,0,264,252,500,500,544,393,962,962,963,963,963,210,963,963,950,954,887,845,816,788,777,601,1417,1110,1336,1110,1375,14,14,0,1314,788,781,699,561,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 Nf6 7. Bg5 h6 8. Bh4 d6 {C45: Scotch Game} 9. Qe2 (9. f3 g5 10. Bg3 Qe7 11. Qd2 Bd7 12. h4 Rg8 13. O-O-O O-O-O 14. hxg5 hxg5 15. Rh6 Be6 16. Bb5 Bxb3 17. axb3 {1-0 (41) Navara,D (2726)-Malakhov,V (2691) Antalya 2017}) 9... g5 10. Bg3 Qe7 11. O-O-O a6 12. f3 Be6 13. Bf2 Nd7 14. Nd4 $146 ({Predecessor:} 14. Na4 Bxf2 15. Qxf2 O-O-O 16. Nd4 {0-1 (74) Montufar Berrios,L (1943)-Sztokbant,B (2172) Brasilia 2017}) 14... Nxd4 15. Bxd4 Rg8 16. Qd2 O-O-O 17. Be2 Kb8 18. Rhe1 f6 19. Bf1 Qf7 20. Bxb6 Nxb6 21. b3 f5 22. Qd4 Qg7 23. e5 {[%cal Re5d6]} d5 24. Qb4 Qf8 25. a3 f4 26. Ne2 Qxb4 27. axb4 c6 28. g3 Rgf8 29. gxf4 g4 30. fxg4 Bxg4 31. Rd4 $1 Na8 32. h3 $1 {[%cal Rh3g4]} Bxe2 33. Bxe2 {aiming for Bh5.} Nc7 34. Bg4 h5 35. e6 {Black must now prevent e7.} hxg4 (35... Rde8 $16 {was necessary.}) 36. e7 $18 {[%mdl 64] Double Attack} gxh3 37. f5 ({Don't play} 37. exd8=B $6 Rxd8 38. Rd3 Rh8) 37... Rde8 38. exf8=Q Rxf8 {[%mdl 4096] Endgame KRR-KRN} 39. Rf4 Nb5 40. f6 Nd6 41. Rh1 Ne4 42. f7 Nd6 43. Rxh3 Rxf7 44. Rxf7 Nxf7 $16 {KR-KN} 45. Rh7 Nd6 46. Kd2 d4 $2 (46... Nb5 $16 47. c4 dxc4 48. bxc4 Nd6) 47. Kd3 $18 Nb5 48. Rh2 Ka7 49. Kc4 Kb6 50. Rg2 Kc7 51. Rg7+ (51. Rf2 $18) 51... Kb6 $16 52. Rg2 (52. Rd7 $16) 52... Kc7 $18 53. Kc5 b6+ $2 (53... d3 54. Rg7+ (54. cxd3 b6+ 55. Kc4 Kc8 $18) 54... Kb8) 54. Kc4 Kc8 55. Kd3 Kb8 $2 (55... Kc7 56. Rg7+ Kc8) 56. Ke4 Kc8 57. Ke5 Kb8 58. Ke6 $2 (58. Rg8+ Kc7 59. Rg7+ Kb8 60. Rf7) 58... Kc8 $2 (58... a5 59. bxa5 bxa5) 59. Rg8+ Kc7 60. Rg7+ Kc8 61. Rh7 Kb8 62. Kd7 Kb7 63. Rh6 Na7 64. Rg6 a5 65. bxa5 bxa5 {[#]} 66. Rg4 $2 (66. Rd6 $1 $18 {[%cal Rd6d4]} c5 67. Re6) 66... Nb5 $1 $11 67. Rg6 $2 {[%mdl 8192]} (67. Rg1 $11) 67... Na7 $18 {[#]} 68. Rd6 $1 {[%cal Rd6d4]} c5 69. Rd5 Kb6 {If Black can now play ...Nb5 this consolidates a bit.} 70. Rd6+ $2 (70. Rh5 $18) 70... Kb5 {The position is equal.} 71. Kc7 {[%csl Gc7][%cal Rd6b6]} Kb4 {...Nb5+ is the strong threat.} 72. Kb7 Nb5 73. Rb6 Kc3 {And now ...Na3 would win.} 74. Rxb5 {[%mdl 64] Double Attack} Kxc2 75. Rxc5+ {Accuracy: White = 66%, Black = 44%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.25"]
[Round "7.40"]
[White "Kevlishvili, Robby"]
[Black "Ghaem Maghami, Ehsan"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2463"]
[BlackElo "2540"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,49,-4,-10,-11,-17,-22,-6,-15,33,-33,-29,-31,-29,-20,-34,-32,-29,-36,-27,-21,-12,-20,-14,-12,-27,-17]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Be7 8. Bc4 O-O 9. O-O Qc7 10. Bb3 Be6 11. Qe2 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} Rc8 12. Rfd1 b5 13. Rac1 Nbd7 {[#] LiveBook: 7 Games} 14. Nh4 $146 ({Predecessor:} 14. Bg5 h6 15. Bxf6 Nxf6 16. a3 Rab8 17. Nd5 Bxd5 18. Bxd5 Nxd5 19. Rxd5 {0-1 (34) Berelowitsch,A (2574)-Areshchenko,A (2664) Germany 2011}) 14... g6 15. Bg5 Nb6 16. Nf3 b4 (16... Rab8 {looks sharper.} 17. Qe3 b4 18. Na4 Nxa4 19. Bxa4 Qb6) 17. Bxf6 (17. Bxe6 $14 fxe6 18. Nb1) 17... bxc3 $15 18. Bxe7 cxb2 19. Rb1 {[%cal Bc1b1,Bb1b2,Bb2b6,Bb6d6][%mdl 32]} Qxe7 20. Rxb2 {[#] Hoping for Bxe6.} Nc4 21. Bxc4 Rxc4 22. Rb6 Rac8 23. Rbxd6 Rxc2 24. Qxa6 Rxa2 25. Qb6 {Precision: White = 57%, Black = 52%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.1"]
[White "Sasikiran, Krishnan"]
[Black "Kulaots, Kaido"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2678"]
[BlackElo "2542"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 33,91,16,10,7,16,16,32,35,25,12,8,16,12,8,11,0,5,0,4,0,0,0,0,0,0,0,0,0,17,0,0,0,24,0,0,0,0,0,0,-22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-12]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Bg5 h6 8. Bh4 g5 9. Bg3 Bg7 10. Be2 h5 11. h4 Nc6 12. Nb3 gxh4 13. Bxh4 Be6 14. Qd2 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} Rc8 (14... Qb6 15. Nd5 Bxd5 16. exd5 Nce5 17. Qa5 Qa7 18. c3 Ng6 19. Bg3 Be5 20. Bxg4 Bxg3 21. fxg3 hxg4 22. Rxh8+ Nxh8 {1-0 (32) Perunovic,M (2616)-Volokitin,A (2668) Calimanesti Caciulata 2016}) 15. f3 Bh6 16. Bg5 Bxg5 17. Qxg5 Nf6 {LiveBook: 7 Games} 18. Bf1 Rg8 19. Qd2 Bxb3 20. cxb3 Qa5 21. O-O-O Qg5 22. Kb1 Qxd2 $1 23. Rxd2 Ne5 24. a3 Ng6 {[#]} 25. b4 $146 ({Predecessor:} 25. Nd5 Nxd5 26. exd5 Rh8 27. Bd3 {½-½ (27) Efremov,A (2522)-Verhoef,H (2466) ICCF email 2012}) 25... Nf4 26. Rh4 Ng6 $1 {[%cal Rg6h4]} 27. Rh1 Nf4 28. b5 a5 29. Na4 Rg5 30. Nb6 Rb8 31. Rh4 Ng6 32. Rh1 Nf4 33. Nc4 b6 {The position is equal.} 34. Rh4 Ng6 35. Rh1 Nf4 36. Rc2 d5 37. exd5 N6xd5 38. g4 Kd7 39. gxh5 Nxh5 40. Bd3 Nhf4 41. Be4 e6 $1 42. Rh7 Ke7 43. Rh4 Rc8 44. Nxb6 Nxb6 45. Rxc8 Nxc8 46. Rxf4 {Precision: White = 76%, Black = 76%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.2"]
[White "Martirosyan, Haik M."]
[Black "Sarana, Alexey"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2616"]
[BlackElo "2630"]
[Annotator "RC"]
[PlyCount "62"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 3. Bb5+ {[%emt 0:00:00]} Nd7 {[%emt 0:00:00]} 4. c3 {[%emt 0:00:17]} Ngf6 {[%emt 0:00:11]} 5. Bd3 {[%emt 0:00:42]} e6 {[%emt 0:01:24]} 6. Bc2 {[%emt 0:00:40]} b5 {[%emt 0:10:26]} 7. O-O {[%emt 0:07:26]} Bb7 {[%emt 0:00:24]} 8. Re1 {[%emt 0:00:51]} c4 {[%emt 0:02:05]} 9. d4 {[%emt 0:08:22]} cxd3 {[%emt 0:01:41]} 10. Qxd3 {[%emt 0:01:24]} a6 {[%emt 0:00:15]} 11. Qe2 {[%emt 0:01:14]} Be7 {[%emt 0:00:33]} 12. Nbd2 {[%emt 0:05:23]} O-O {[%emt 0:03:58]} 13. Nb3 {[%emt 0:01:55]} Qc7 {[%emt 0:06:16]} 14. a4 {[%emt 0:06:11]} Rfb8 {[%emt 0:06:36]} 15. Bg5 {[%emt 0:07:23]} h6 {[%emt 0:05:23]} 16. Bh4 {[%emt 0:00:12]} e5 {[%emt 0:02:40]} 17. axb5 {[%emt 0:15:59]} axb5 {[%emt 0:00:02]} 18. Bd3 {[%emt 0:00:35]} Ra4 {[%emt 0:07:57]} 19. Nbd2 {[%emt 0:05:03]} Bc6 {[%emt 0:00:45]} 20. b4 {[%emt 0:01:49]} Rxa1 {[%emt 0:05:09]} 21. Rxa1 {[%emt 0:00:02]} d5 {[%emt 0:02:46]} 22. Rd1 {[%emt 0:13:14]} dxe4 {[%emt 0:03:11]} 23. Nxe4 {[%emt 0:00:08]} Bxe4 {[%emt 0:02:54]} 24. Bxe4 {[%emt 0:00:07]} Nxe4 {[%emt 0:00:04]} 25. Qxe4 {[%emt 0:00:51]} Bxh4 {[%emt 0:00:05]} 26. Nxh4 {[%emt 0:00:28]} Nf6 {[%emt 0:02:37]} 27. Qe3 {[%emt 0:04:14]} Rc8 {[%emt 0:07:37]} 28. Nf5 {[%emt 0:00:57]} Kh7 {[%emt 0:00:49]} 29. Qg3 {[%emt 0:09:52]} g6 {[%emt 0:01:06]} 30. Qh4 {[%emt 0:00:46]} Nh5 {[%emt 0:01:28]} 31. Ne7 {[%emt 0:02:59]} Qc4 {[%emt 0:15:27]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.3"]
[White "Tabatabaei, M.amin"]
[Black "Petrosian, Tigran L."]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2590"]
[BlackElo "2595"]
[Annotator "RC"]
[PlyCount "82"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:02:15]} d5 {[%emt 0:02:04]} 2. c4 {[%emt 0:00:09]} e6 {[%emt 0:00:20]} 3. Nc3 {[%emt 0:00:10]} Be7 {[%emt 0:00:07]} 4. Nf3 {[%emt 0:00:08]} Nf6 {[%emt 0:00:07]} 5. Bf4 {[%emt 0:00:04]} O-O {[%emt 0:00:13]} 6. e3 {[%emt 0:00:04]} Nbd7 {[%emt 0:17:13]} 7. a3 {[%emt 0:00:36]} dxc4 {[%emt 0:10:40]} 8. Bxc4 {[%emt 0:00:22]} a6 {[%emt 0:05:13]} 9. b4 {[%emt 0:00:31]} a5 {[%emt 0:21:53]} 10. b5 {[%emt 0:09:28]} c5 {[%emt 0:02:15]} 11. bxc6 {[%emt 0:14:08]} bxc6 {[%emt 0:00:04]} 12. O-O {[%emt 0:00:20]} Nd5 {[%emt 0:06:27]} 13. Ne4 {[%emt 0:05:34]} Nxf4 {[%emt 0:03:16]} 14. exf4 {[%emt 0:00:06]} c5 {[%emt 0:00:15]} 15. dxc5 {[%emt 0:10:57]} Nxc5 {[%emt 0:03:24]} 16. Qc2 {[%emt 0:00:32]} Nxe4 {[%emt 0:00:59]} 17. Qxe4 {[%emt 0:00:07]} Ba6 {[%emt 0:00:10]} 18. Rfd1 {[%emt 0:01:28]} Qc8 {[%emt 0:00:26]} 19. Bxa6 {[%emt 0:24:26]} Qxa6 {[%emt 0:03:12]} 20. a4 {[%emt 0:00:13]} Bf6 {[%emt 0:00:17]} 21. Rab1 {[%emt 0:02:22]} Rfc8 {[%emt 0:01:55]} 22. Ne5 {[%emt 0:06:23]} Bxe5 {[%emt 0:00:56]} 23. Qxe5 {[%emt 0:00:06]} Qc4 {[%emt 0:00:42]} 24. Qd4 {[%emt 0:01:19]} Qxd4 {[%emt 0:00:53]} 25. Rxd4 {[%emt 0:00:02]} Rab8 {[%emt 0:00:20]} 26. Rxb8 {[%emt 0:00:37]} Rxb8 {[%emt 0:00:01]} 27. Kf1 {[%emt 0:00:23]} g6 {[%emt 0:01:13]} 28. Rc4 {[%emt 0:00:31]} Rb1+ {[%emt 0:00:07]} 29. Ke2 {[%emt 0:00:06]} Ra1 {[%emt 0:00:16]} 30. g3 {[%emt 0:01:10]} Ra3 {[%emt 0:00:08]} 31. h4 {[%emt 0:00:21]} h5 {[%emt 0:00:06]} 32. Rd4 {[%emt 0:00:32]} Kf8 {[%emt 0:00:06]} 33. Rc4 {[%emt 0:00:37]} Ke7 {[%emt 0:00:03]} 34. Rc7+ {[%emt 0:01:08]} Ke8 {[%emt 0:00:15]} 35. Rc4 {[%emt 0:00:06]} Kd7 {[%emt 0:00:04]} 36. Rd4+ {[%emt 0:00:30]} Ke7 {[%emt 0:02:22]} 37. Kd2 {[%emt 0:01:22]} Kf6 {[%emt 0:01:09]} 38. Ke2 {[%emt 0:02:42]} Kf5 {[%emt 0:00:22]} 39. Kf1 {[%emt 0:00:11]} e5 {[%emt 0:08:58]} 40. Rd5 {[%emt 0:00:00]} Rxa4 {[%emt 0:00:00]} 41. Rxe5+ {[%emt 0:05:39]} Kf6 {[%emt 0:07:08]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.4"]
[White "Chigaev, Maksim"]
[Black "Wei, Yi"]
[Result "1/2-1/2"]
[ECO "B24"]
[WhiteElo "2613"]
[BlackElo "2733"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,59,24,2,41,35,42,30,42,38,27,18,13,14,22,0,40,39,91,45,62,63,68,73,76,70,78,78,78,77,73,77,76,76,76,75,70,62,79,73,63,37,38,39,28,25,22,16,21,0,0,0]} 1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Nf3 g6 5. Ba4 Bg7 6. O-O a6 {[#] Strongly threatening ...b5. B31: Sicilian: 2...Nc6 3 Bb5 g6} (6... Qa5 7. Rb1 a6 8. Nxd4 cxd4 9. b4 Qd8 10. Ne2 b5 11. Bb3 Bb7 12. d3 d5 13. f3 e6 14. Bb2 {0-1 (40) Karjakin,S (2756)-Radjabov,T (2713) Beijing 2013}) 7. Nxd4 cxd4 8. Ne2 e6 {White has an edge.} 9. d3 Ne7 10. Bf4 b5 $146 ({Predecessor:} 10... e5 11. Bg5 f6 {½-½ (39) Lundin,J (2245)-Cramling,P (2513) Vasteras 2015}) 11. Bb3 d5 12. f3 e5 13. Bg5 $36 {[%mdl 2048] White has the initiative.} f6 ({Black should play} 13... dxe4 $14 14. fxe4 O-O) 14. Bd2 Bb7 15. a4 O-O 16. axb5 axb5 17. Bb4 Kh8 18. Rxa8 Bxa8 19. Qa1 Re8 20. Qa6 Qd7 21. Ra1 Bb7 22. Qd6 Qxd6 23. Bxd6 Nc8 24. Bc5 dxe4 25. fxe4 Bf8 $1 {[%cal Rf8c5]} 26. Bxf8 Rxf8 27. c3 dxc3 28. Nxc3 {The position is equal.} Nd6 29. Ra5 Ra8 30. Rxa8+ {Accuracy: White = 78%, Black = 59%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.5"]
[White "Wang, Hao"]
[Black "Firouzja, Alireza"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "2714"]
[BlackElo "2618"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,71,6,41,35,22,0,0,0,40,26,60,47,56,7,10,10,18,14,47,34,111,56,91,89,125,125,129,118,125,129,161,160,137,154,204,193,237,250,417,403,487,484,411,296,614,584,1848,1947]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 c5 7. d5 e6 8. Nf3 h6 9. Bh4 exd5 10. cxd5 g5 11. Bg3 Nh5 12. Nd2 Nxg3 13. hxg3 f5 14. Nc4 {A72: Modern Benoni: Classical: Lines with Bg5} (14. Qc2 Na6 15. a3 Nc7 16. Bd3 Qe7 17. O-O-O b5 18. exf5 c4 19. Be4 a5 20. Rhe1 Qf6 21. g4 b4 22. Ncb1 Nb5 23. Nxc4 Bd7 24. Rd2 Rfc8 25. Bd3 Nd4 26. Qd1 a4 {0-1 (26) Tabernig,B (2369)-Naroditsky,D (2587) Riga 2014}) 14... Na6 15. exf5 Bxf5 16. O-O {The position is equal.} Nc7 17. Ne3 Bg6 $146 ({Predecessor:} 17... Qd7 18. g4 Bh7 19. Bd3 Bd4 20. Bxh7+ Qxh7 21. Nf5 Rxf5 22. gxf5 Qxf5 {½-½ (28) Andersen,B-Jakobsen,O Vejle 1967}) 18. Bd3 Qf6 19. Qc2 Bxd3 20. Qxd3 h5 21. Ne4 $36 {[%mdl 2048] White has some pressure.} Qd4 22. Rad1 b5 (22... Qxd3 $14 23. Rxd3 b6) 23. Qxd4 ({Of course not} 23. Nxg5 $6 Qxd3 24. Rxd3 Rae8 $11) (23. Nxd6 $16 {And now Qc2 would win.} Qxd3 24. Rxd3) 23... Bxd4 24. Nxd6 Rad8 {[#]} 25. Ndf5 $1 {[%cal Rf5d4]} Bxb2 26. d6 Ne8 27. Rd5 Bd4 28. Nxd4 cxd4 {[#]} 29. Nf5 $1 Nf6 30. Rxb5 ({But not} 30. Rxd4 Rfe8) 30... d3 31. Rd1 Ne4 $2 (31... Kf7 32. f3 (32. Rxd3 Rb8 $18) 32... Rb8) 32. Rxd3 $18 Rfe8 33. f3 Nf6 34. Rb7 Re1+ $2 (34... Rd7) 35. Kf2 Ra1 36. Nh6+ {Accuracy: White = 52%, Black = 26%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.6"]
[White "Inarkiev, Ernesto"]
[Black "Lupulescu, Constantin"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2692"]
[BlackElo "2610"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,78,6,0,10,8,11,6,12,8,16,6,18,16,16,10,8,13,8,8,12,8,3,8,28,14,29,0,59,46,34,70,73,64,64,67,43,57,42,-15,-16,-16,-16,-16,-16,-17,-15,-16,-15,-16,-16,-20,-20,-20,-18,-34,-31,-163,-154,-133,-8,-8,-8,-8,0,-4,0,-3,0,-4,-1]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Be7 {C11: French: Classical System: 4 e5 and 4 Bg5 dxe4} 7. Be3 O-O 8. Qd2 a6 9. Nd1 $146 ({Predecessor:} 9. Bd3 b5 10. Qf2 Nc6 11. dxc5 Qa5 12. O-O b4 13. Ne2 Nxc5 14. Nfd4 Nxd4 15. Nxd4 {½-½ (36) Caruana,F (2784)-Bluebaum,M (2631) Karlsruhe/Baden-Baden 2018}) 9... cxd4 10. Nxd4 Nc6 11. c3 Nc5 12. Nf2 Bd7 13. Be2 Nxd4 14. Bxd4 Bb5 15. Bxb5 axb5 16. O-O Ra6 17. Qe3 Qc7 18. Ng4 Rfa8 ({Black should try} 18... Qc6 $11) 19. f5 $1 $14 {[%cal Rf5f6]} exf5 20. Rxf5 Rxa2 21. Raf1 Ra1 22. Rxf7 Ne6 23. Qg3 Qc4 24. Ne3 (24. Nh6+ $14 Kh8 25. Qg4) 24... Rxf1+ $11 25. Rxf1 Nxd4 26. Qf2 $1 {[%cal Rf2f7]} Ne2+ 27. Kh1 {[#]} Qf4 $1 {[%mdl 512] And now ...Qxf2 would win.} 28. Qxe2 (28. Qxf4 Nxf4) 28... Qxe5 {Strongly threatening ...Bd6.} 29. Qd3 Bd6 {[%csl Gd6][%cal Re5h2]} 30. Ng4 Qe4 31. Qxb5 Rf8 32. Kg1 h5 33. Rxf8+ (33. Nf2 $1 $15 Qe6 34. Nh3) 33... Bxf8 $19 34. Nf2 {[#]} Qb1+ ({Black should play} 34... Bc5 $1 $17 {[%mdl 512] ( -> ...Qe1+)} 35. Qf1 (35. Qxc5 Qe1#) 35... Qe3) 35. Qf1 $132 {[%mdl 2048] The position is equal. White is not keeping still} Qxb2 36. Qd1 d4 37. Qxd4 Qb1+ 38. Nd1 Qb5 {...Bc5 is the strong threat.} 39. Ne3 Qc5 {Accuracy: White = 73%, Black = 51%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.7"]
[White "Korobov, Anton"]
[Black "Deac, Bogdan-Daniel"]
[Result "1/2-1/2"]
[ECO "D89"]
[WhiteElo "2687"]
[BlackElo "2603"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 29,64,-6,0,-28,0,7,74,75,68,68,73,67,66,70,75,45,45,5,8,4,7,0,5,5,5,5,5,5,5,5,5,5,5,5,5,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 Nc6 9. Be3 O-O 10. O-O Bg4 11. f3 Na5 12. Bd3 cxd4 13. cxd4 Be6 14. d5 Bxa1 15. Qxa1 f6 16. h4 {D89: Exchange Grünfeld: Classical Line: 10 Be3 cxd4 11 cxd4 Bg4 12 f3 Na5 13 Bd3} (16. Qd4 Bf7 17. Bh6 Re8 18. Bb5 e5 19. Qf2 Re7 20. f4 exf4 21. Qxf4 Qb6+ 22. Kh1 Bxd5 23. exd5 Qxb5 24. Qxf6 Qe8 25. Qd4 Rf7 26. Rxf7 Qxf7 27. Bd2 b6 28. Bc3 Kf8 29. Nf4 Ke8 30. Qh8+ {½-½ (30) Papenin,N (2649)-Voss,M (2665) ICCF email 2010}) 16... Rc8 17. Bxa7 $146 {Qd4 is the strong threat.} ({Predecessor:} 17. h5 Bf7 18. hxg6 hxg6 19. Rd1 Nc4 20. Bd4 Qd6 21. f4 Be8 22. Rc1 b5 23. Bb1 Bd7 {0-1 (33) Fritsch,G-Perlitz,S Germany 1993}) 17... Nc6 (17... Qd6 $11) 18. dxc6 $16 {White is better.} Qxd3 19. cxb7 Qxe2 20. bxc8=Q Rxc8 21. a4 Qd2 {[#] Strongly threatening ...Rc2.} 22. Rd1 Qa5 23. Be3 Kf7 {The position is equal.} 24. e5 fxe5 25. Bg5 Rc4 {[#] aiming for ...Qa7+.} 26. Re1 Rxa4 27. Qxe5 Qxe5 28. Rxe5 $11 {KRB-KRB} h6 $132 {[%mdl 2048] Black is fighting back} 29. Bxh6 Rxh4 30. Bg5 Rd4 31. Kf2 Rd5 32. Rxd5 Bxd5 {Accuracy: White = 57%, Black = 63%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.8"]
[White "Zhou, Jianchao"]
[Black "Maghsoodloo, Parham"]
[Result "1/2-1/2"]
[ECO "E32"]
[WhiteElo "2615"]
[BlackElo "2666"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,40,31,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 {[%cal Bb7b6,Bb6b5,Bb5c4][%mdl 32]} 5. e4 c5 6. a3 {E32: Nimzo-Indian: Classical (4 Qc2): 4...0-0} (6. d5 exd5 7. exd5 Qe7+ 8. Nge2 O-O 9. Bd2 d6 10. O-O-O Ng4 11. Be1 Nd7 12. Ng3 Ndf6 13. h3 Ne5 {1-0 (35) Zhou,J (2597)-Wei,Y (2743) Shenzhen 2017}) 6... Bxc3+ $1 {The position is equal.} 7. bxc3 Bb7 8. Bd3 b5 9. Qb1 cxd4 10. cxd4 {Nf3 is the strong threat.} bxc4 $1 11. Qxb7 cxd3 12. Qxa8 Qb6 $1 {White must now prevent ...0-0.} 13. Ra2 {[#]} O-O $146 {Threatens to win with ...Qb1.} (13... Qb1 $5 14. Ra1 $8 {[%mdl 64] Deflection} Qxa1 15. Qxb8+ Ke7 16. Qb4+ Kd8 $16) ({Predecessor:} 13... Qb1) 14. Rb2 $1 {[%cal Rb2b6]} d2+ $1 {[%mdl 64] [#] Decoy} 15. Kxd2 ({Much worse is} 15. Rxd2 Nc6 $17) 15... Qxd4+ {[%mdl 64] Double Attack} 16. Ke1 Qc3+ {[%mdl 64] Double Attack} 17. Kd1 $1 Qd3+ (17... Nc6 $5 18. Qb7 $8 Nxe4 $11) 18. Ke1 $1 Qc3+ {[%mdl 64] [#] Double Attack} 19. Kd1 $1 Qd3+ 20. Ke1 $1 Qc3+ {[%mdl 64] Double Attack} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.9"]
[White "Vaibhav, Suri"]
[Black "Anton Guijarro, David"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "2575"]
[BlackElo "2642"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,53,20,25,10,37,34,46,51,43,58,36,43,47,47,109,54,84,91,85,89,100,81,85,85,85,70,103,88,138,122,133,6,20,0,0,0,0,0,0,0,0,0]} 1. c4 {Yermolinsky,A} e5 2. Nc3 Bb4 3. Nd5 Bc5 4. e3 Nf6 5. b4 Be7 6. Nxe7 {A21: English Opening: 1...e5 2 Nc3} Qxe7 7. Bb2 O-O {LiveBook: 7 Games} 8. Ne2 $146 {White has an edge.} ({Predecessor:} 8. Nf3 d6 9. d3 b6 10. Be2 Bb7 11. O-O Nbd7 12. Nd2 h6 {0-1 (45) Caruana,F (2808)-Bacrot,E (2708) Paris 2017 CBM 179 [Yermolinsky,A]}) 8... d6 9. Ng3 c5 10. bxc5 dxc5 11. Be2 Nc6 12. O-O Bd7 13. f4 {[%cal Bf2f4,Bf4e5][%mdl 32]} Ne8 ({Black should play} 13... Rfe8 $14) 14. Bd3 (14. fxe5 $16 Nxe5 15. d4) 14... g6 15. Be4 Nd6 16. Bd5 Be6 17. Bxc6 bxc6 18. fxe5 ({Much worse is} 18. Bxe5 Nxc4 19. Bc3 Rad8 $11) 18... Nxc4 {[#]} 19. Bc3 $1 Rad8 {White must now prevent ...Nxe3!} 20. Qe1 Rd3 21. Ne4 Rfd8 22. Nf6+ (22. Rc1 $16) 22... Kg7 $1 $11 {The position is equal.} 23. Qh4 h6 24. Nh5+ Kf8 25. Nf6 {[%cal Rh4h6] [#]} Kg7 26. Nh5+ Kf8 27. Nf6 {Precision: White = 69%, Black = 52%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.10"]
[White "Khismatullin, Denis"]
[Black "Fier, Alexandr"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2621"]
[BlackElo "2561"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,65,6,28,0,-3,7,31,14,27,8,8,10,16,14,13,12,8,13,13,13,12,11,11,9,17,6,6,11,8,15,12,18,15,18,5,18,32,0,104,100,95,98,131,80,547,558,552,570,803,724,810,804,1109,1080,1098,1075,5418,5397]} 1. c4 c5 2. Nf3 Nc6 3. Nc3 e5 4. e3 Nf6 5. d4 e4 6. d5 {A34: Symmetrical English: 2 Nc3, lines with ...d5} exf3 7. dxc6 bxc6 8. e4 {White is slightly better.} Qc7 9. Qxf3 $146 ({Predecessor:} 9. gxf3 Bd6 10. Be3 O-O 11. Qd2 Re8 12. O-O-O Be5 13. Rg1 {1-0 (22) Aronian,L (2797)-Dominguez Perez,L (2726) Beijing 2014}) 9... Bd6 10. g3 Be5 11. Bg2 O-O 12. O-O Ba6 13. Qd3 Rab8 14. Rb1 Rb4 15. b3 {Threatening Ba3.} Bxc4 $1 16. bxc4 {[#] And now Rxb4 would win.} Bxc3 $1 17. Bf4 Be5 18. Bxe5 Qxe5 19. f4 Qe6 $1 20. e5 Ne8 21. Rbd1 Rb7 22. Qc3 $36 {[%mdl 2048] White fights for an advantage.} f5 23. Rb1 {[%mdl 1024] White has compensation.} Rc7 (23... Rxb1 $11 24. Rxb1 g5) 24. Rb8 $16 d6 25. Qa5 {Rxe8! is the strong threat.} Qf7 26. Re1 (26. exd6 $142 Nxd6 27. Rxf8+ Kxf8 28. Qxc5) 26... Re7 $2 {[%mdl 8192]} (26... dxe5 $16 27. Rxe5 (27. fxe5 Qe7 $14) 27... g6) 27. Bxc6 $18 {White is clearly winning.} Qxc4 28. Qd2 {Threatens to win with Bd5+.} Nc7 29. Rc1 Qa6 30. Bb7 Qa3 31. Rxf8+ Kxf8 32. exd6 Rd7 {[#]} 33. dxc7 $1 {[%mdl 512] Accuracy: White = 73%, Black = 46%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.11"]
[White "Antipov, Mikhail Al."]
[Black "Fedoseev, Vladimir"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2589"]
[BlackElo "2715"]
[Annotator "TA"]
[PlyCount "131"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,131,5,9,4,14,2,15,0,0,0,20,15,16,0,0,0,0,0,0,0,0,0,0,0,0,0,31,31,34,45,45,0,0,-12,-10,-16,0,-7,0,0,0,0,0,0,0,-25,0,-65,-62,-55,-52,-68,-68,-68,-68,-90,-81,-68,-2,-4,-2,-3,-5,-16,-15,-16,-16,-15,-14,-14,0,0,0,0,0,-5,-5,-8,-5,-8,-8,-67,-67,-68,-68,-68,-60,-68,-68,-68,-68,-68,-68,-68,0,-68,-68,-68,-68,-68,-68,-68,-68,-68,-68,-68,-68,-68,-68,-68,-68,-68,-68,-68,-8,-8,-8,-8,-8,-8]} 1. c4 e6 2. Nf3 Nf6 3. e3 b6 4. Be2 Bb7 5. b3 g6 6. Bb2 Bg7 7. O-O O-O 8. d4 {A15: English Opening: 1...Nf6} d5 9. Nc3 Nbd7 10. cxd5 exd5 11. b4 $146 ({Predecessor:} 11. a4 a5 12. Ba3 Re8 13. Nb5 Ne4 14. Nd2 Ndf6 15. Nxe4 Nxe4 16. Bd3 Re6 {0-1 (33) Caruana,F (2795)-Vachier Lagrave,M (2788) chess.com INT 2016}) 11... a6 12. a4 c6 13. b5 axb5 14. axb5 c5 15. Rxa8 Qxa8 16. Qb3 Re8 17. Ra1 Qb8 18. Bf1 c4 19. Qd1 Ng4 20. g3 f5 21. Bg2 Ngf6 22. Ba3 Ne4 23. Nxe4 fxe4 24. Nd2 Qc7 25. Bb4 h5 26. Nb1 Bf8 $36 {[%mdl 2048] Black is more active.} 27. Bxf8 Rxf8 28. Nc3 Nf6 29. Qe2 Qe7 30. f3 (30. Ra7 $11) 30... exf3 $15 31. Bxf3 Re8 32. Ra7 Qxe3+ 33. Qxe3 Rxe3 34. Kf2 Rxc3 35. Rxb7 $17 {[%mdl 4096] Endgame KRB-KRN} Rb3 (35... Rc2+ $15 36. Ke3 g5) 36. Rxb6 $11 Kf7 {Black wants to play ...g5.} 37. h3 Rd3 38. Rc6 Rxd4 39. b6 Rd2+ 40. Ke3 Rd3+ 41. Ke2 Rb3 42. g4 $1 hxg4 43. Bxg4 Ne4 44. Bf3 Nc3+ 45. Ke1 g5 46. Rh6 Rb2 47. h4 (47. Rd6 $11) 47... gxh4 $15 {[#] aiming for ...Kg7.} 48. b7 Kg7 49. Rxh4 Rxb7 (49... Kf6 {is interesting.} 50. Bxd5 Nxd5 51. Rxc4 Rxb7 52. Ke2 Ke5) 50. Bxd5 Nxd5 51. Rxc4 {KRN-KR} Rb2 52. Rd4 Nc3 53. Rd3 Re2+ 54. Kf1 Rc2 55. Rd6 Kf7 56. Ra6 Ke7 {[#] White must now prevent ...Nd5.} 57. Rg6 Nd5 58. Ra6 Nf4 59. Ke1 Ne6 {Threatens to win with ...Rh2.} 60. Kd1 Rh2 {Hoping for ...Kf6.} 61. Rc6 Nd4 62. Rc4 Nb3 {...Kd6 is the strong threat.} 63. Rc3 Rb2 (63... Rd2+ $15 64. Ke1 Rb2) 64. Re3+ $11 {The position is equal.} Kd6 {And now ...Nd4 would win.} 65. Re2 $1 {[%cal Re2b2]} Rxe2 66. Kxe2 {Accuracy: White = 53%, Black = 72%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.12"]
[White "Dubov, Daniil"]
[Black "Nihal Sarin"]
[Result "1/2-1/2"]
[ECO "C65"]
[WhiteElo "2703"]
[BlackElo "2578"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,79,19,19,15,14,0,0,-13,4,4,4,4,10,16,13,1,10,0,20,16,11,0,0,0,10,10,10,10,21,10,14,0,17,20,8,8,39,0,0,0,14,0,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. O-O Nd4 6. Be3 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} (6. Nxd4 Bxd4 7. c3 Bb6 8. Ba4 O-O 9. Bg5 h6 10. Bh4 d6 11. Nd2 g5 12. Bg3 Bg4 13. Qe1 Nh5 14. Bd1 Bxd1 15. Qxd1 Nxg3 16. hxg3 {½-½ (47) Caruana,F (2828)-Robson,R (2667) chess.com INT 2019}) 6... c6 7. Nxd4 $146 ({Predecessor:} 7. Ba4 Nxf3+ 8. Qxf3 Be7 9. d4 d6 10. h3 O-O 11. Rd1 Qa5 12. Nc3 d5 13. Bb3 dxe4 14. Nxe4 exd4 15. Rxd4 {½-½ (38) Sutovsky,E (2689)-Bosiocic,M (2597) Austria 2018}) 7... exd4 8. Bg5 $1 h6 9. Bxf6 $1 Qxf6 10. Bc4 O-O 11. Nd2 d6 12. f4 Bb4 13. Rf2 Bxd2 (13... Bd7 {feels hotter.} 14. a3 Ba5 15. Qf3 Rae8 16. g3 Qg6) 14. Qxd2 a5 {[#] White must now prevent ...b5.} 15. a3 {[%cal Ba2a3,Ba3a4][%mdl 32]} b5 16. Ba2 Be6 17. Bxe6 Qxe6 18. a4 b4 19. Re1 Rae8 20. Qd1 c5 21. b3 f6 22. Qf3 Re7 23. g4 Rfe8 {The position is equal.} 24. Rfe2 g5 25. h3 Kg7 26. Kg2 d5 27. h4 dxe4 28. Rxe4 Qd7 29. fxg5 fxg5 30. h5 Rxe4 31. Rxe4 Rxe4 32. Qxe4 $11 {[%mdl 4096] Endgame KQ-KQ} Kf6 33. Kf3 {Hoping for Qg6+.} Qd6 34. Qf5+ Ke7 $1 35. Qe4+ Kf6 36. Qg6+ Ke7 {[#] And now ...Qxg6 would win.} 37. Qh7+ Ke8 38. Qe4+ Kf7 39. Kg2 Qe6 40. Qxe6+ {Accuracy: White = 63%, Black = 65%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.13"]
[White "Yuffa, Daniil"]
[Black "Nabaty, Tamir"]
[Result "1-0"]
[ECO "D44"]
[WhiteElo "2578"]
[BlackElo "2688"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 35,113,2,11,17,23,25,44,35,29,31,45,26,16,39,89,16,30,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,167,159,317,304,227,246,262,256,253,207,202,199,433,422,617,492,479,473,920,832,951,897,1182,1142,1387,1176,29963,11216,29972,29974,29978,29979,29981,29982,29982,29983,29983,29984,29984,29985,29985,29986,29986,29987,29986,29987,29987,29988]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Nbd7 11. exf6 Bb7 12. g3 c5 13. d5 Qb6 14. Bg2 O-O-O 15. O-O b4 16. Rb1 Qa6 17. dxe6 Bxg2 18. e7 Bxf1 19. Kxf1 {[#] Hoping for Ne4. D44: Semi-Slav: Botvinnik System} (19. Qxf1 bxc3 20. bxc3 Bh6 21. Bxh6 Rxh6 22. Qg2 Rdh8 23. Qa8+ Kc7 24. e8=Q Rxe8 25. Qxe8 Rxf6 26. Qe4 Qc6 {0-1 (34) Lenic,L (2662)-Andreikin,D (2712) chess.com INT 2018}) 19... Bxe7 (19... bxc3 $2 20. bxc3 Bxe7 21. fxe7 $18) 20. fxe7 Rdg8 21. Ne4 {White is slightly better.} Rxg5 22. Nxg5 Re8 $1 23. Qd5 Rxe7 {aiming for ...c3+.} 24. Kg1 Kc7 25. h4 $146 (25. Rd1 $16) ({Predecessor:} 25. Rd1 f6 26. Nh3 Qc6 {½-½ (41) Hauff,A (2307)-Lupo,A (2280) ICCF email 2012}) 25... f6 26. Nh3 Qc6 $1 {[%cal Rc6d5]} ({Much weaker is} 26... Qxa2 $6 27. Rd1 $16) 27. Nf4 {Strongly threatening Rd1.} Ne5 28. Rd1 $36 {[%mdl 2048] White is pushing.} Kb7 29. h5 a5 30. a4 Rd7 31. Qxc6+ Kxc6 32. Rxd7 Kxd7 $11 {[%mdl 4096] Endgame KN-KN} 33. h6 Nf7 $2 {[#]} (33... c3 $1 $11 {and Black is okay.} 34. bxc3 b3) 34. h7 $18 b3 $2 (34... c3 $16 {keeps fighting.} 35. bxc3 b3) 35. Ne2 Ke6 36. Kf1 Kf5 37. Ke1 Kg6 38. Kd2 Kxh7 39. Kc3 Kg6 $2 (39... Nd6 40. Nf4 Kh6) 40. Kxc4 Kf5 (40... Ne5+ $142 41. Kxc5 (41. Kxb3 Kf5 $18) 41... Nd3+ 42. Kc4 Nxf2) 41. Kxc5 Ne5 42. Kd4 Nc6+ (42... Ng4 $142 43. Kc4 Nxf2 44. Nd4+ {[%mdl 64] Double Attack} (44. Kxb3 Nd3 $18) 44... Ke5 45. Nxb3 Nd1 46. Nxa5 Nxb2+ 47. Kb5 Nd3 48. Nc4+ Kd5) 43. Kd5 Nb4+ 44. Kc4 Ke4 45. Nc1 Kf3 46. Nxb3 Kxf2 47. Nxa5 Na6 48. b4 {[%cal Bb2b4,Bb4b5,Bb5b6,Bb6b7][%mdl 32] White mates.} Kxg3 49. b5 Nb8 50. Nc6 Nd7 51. a5 f5 52. b6 f4 53. Nd4 Kf2 54. b7 Nb8 55. Kb5 Ke3 56. Nf5+ Ke4 57. a6 {Accuracy: White = 81%, Black = 48%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.14"]
[White "Sjugirov, Sanan"]
[Black "Xu, Yinglun"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2663"]
[BlackElo "2512"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,65,19,20,13,17,0,20,13,12,8,8,27,22,0,14,21,27,9,29,20,48,10,39,37,71,7,0,0,4,0,27,20,268,273,275,275,260,272,264,264,315,305,327,335,325,312,314,298,483,462,1036,1019,1045,995]} 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bf4 O-O 6. e3 b6 7. Rc1 Bb7 8. Be2 {D37: Queen's Gambit Declined: 5 Bf4} dxc4 9. Bxc4 Nbd7 10. O-O {The position is equal.} c5 11. Qe2 a6 12. a4 cxd4 13. exd4 Bb4 14. Rfd1 Re8 15. Ne5 Qe7 {[#]} 16. Bg5 $146 Qd6 17. Na2 h6 18. Bf4 {aiming for Nxd7.} Qe7 19. Rd3 ({White should play} 19. Nxb4 $16 Qxb4 20. b3) 19... Bd6 $11 20. Nc3 Nd5 21. Bd2 Nxc3 22. Rcxc3 f6 $2 {[#]} (22... Bb4 $11 {and Black has nothing to worry.}) 23. Bxh6 $1 {[%mdl 512]} Nxe5 (23... Bxe5 $6 24. dxe5 gxh6 25. Qh5 $16) (23... gxh6 24. Qg4+) 24. dxe5 Bxe5 {[#]} 25. Rg3 $1 {[%cal Rg3g7][%mdl 512]} Bxg3 26. Rxg3 Rad8 (26... g5 {[#]} 27. Bxg5 $1 {[%mdl 512]} fxg5 28. Qe5) 27. h4 ({Less strong is} 27. Rxg7+ Qxg7 28. Bxg7 Kxg7 $16) 27... Rd7 {Threatening ...Qd6.} 28. Bxg7 ({Much less strong is} 28. Rxg7+ Qxg7 29. Bxg7 Rxg7 $18) 28... Qxg7 29. Rxg7+ Rxg7 30. f3 ({Not} 30. Bxe6+ Kf8 $18) 30... a5 $2 (30... Kf7 31. Kf2 b5) 31. Qe3 $18 {White is clearly winning.} Ree7 (31... Rge7 $142 32. Qxb6 Kf7 33. Qxa5 Rh8) 32. Bxe6+ Kh7 33. Qd3+ {Accuracy: White = 83%, Black = 53%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.15"]
[White "Hakobyan, Aram"]
[Black "Zvjaginsev, Vadim"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2545"]
[BlackElo "2642"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,67,21,28,19,15,21,15,10,49,14,73,6,6,11,7,7,24,14,28,32,28,17,17,11,39,42,59,41,43,46,61,61,56,58,48,50,122,43,96,96,100,100,100,97,109,111,733,237,711,692,646,631,1190,1117,29992,29993,29995,29996]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 e5 6. Nc3 g6 7. O-O {B52: Sicilian: Moscow Variation with 3...Bd7} Bg7 8. a3 Ne7 9. b4 {The position is equal.} O-O 10. d3 f5 (10... Nbc6 $11) 11. bxc5 (11. b5 $16) 11... dxc5 $11 12. Nd5 Nbc6 13. a4 b6 {[#]} 14. Bd2 $146 fxe4 (14... Rae8 {is more complex.} 15. Qb3 Qc8 16. Rac1 h6 17. a5 bxa5 18. Qa4 Nb4) 15. dxe4 Nd4 16. Nxd4 exd4 17. Qb3 Nxd5 18. cxd5 Rfe8 19. Rfe1 a6 20. Rac1 ({Much weaker is} 20. Qxb6 c4 $15) 20... Rac8 $1 21. Qxb6 c4 22. Qxa6 c3 23. Bf4 Qf7 (23... Rf8 $14 24. Bg3 Ra8) 24. Bg3 ({White should play} 24. g3 $1 $16) 24... Bh6 (24... Ra8 $1 $14 25. Qd3 Rxa4) 25. f4 $16 Bxf4 26. Bxf4 Qxf4 {[#]} 27. d6 $1 {[%cal Rd6d7]} Rf8 {[#] aiming for ...c2.} 28. d7 $1 $36 {[%cal Rd7c8][%mdl 2048] White is on the roll.} Qf2+ (28... Rcd8 $16 {is a better defense.}) 29. Kh1 $18 Rcd8 $2 (29... Ra8 30. Qc4+ Qf7 31. Qxd4 Rad8 32. Qxc3 (32. Red1 c2 $16) 32... Rxd7) 30. Rf1 Qe3 31. Rce1 (31. Qe6+ Kg7 $16) 31... Rxf1+ 32. Rxf1 {Qf6 would kill now.} Qxe4 33. Qf6 Qa8 34. Qe6+ {Accuracy: White = 81%, Black = 31%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.16"]
[White "Paravyan, David"]
[Black "Afanasiev, Nikita"]
[Result "1-0"]
[ECO "C72"]
[WhiteElo "2627"]
[BlackElo "2508"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,67,30,42,22,45,47,53,45,51,38,49,27,81,104,103,97,110,97,133,154,172,139,161,143,145,146,342,127,107,99,160,147,158,173,176,150,228,225,231,224,391,389,388,382,623,634,632,628,605,604,702,672]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O Bd7 6. c3 Nge7 7. d4 Ng6 8. Be3 Be7 9. Nbd2 O-O 10. Rc1 {C75: Ruy Lopez: Deferred Steinitz: 5 c3 Bd7 6 d4 without ...g6} (10. Re1 Kh8 11. Bc2 Bf6 12. Rc1 Qe7 13. h3 Rae8 14. a3 a5 15. d5 Nd8 16. b4 axb4 17. cxb4 c6 18. dxc6 bxc6 {1-0 (36) Hansen,E (2616)-Vavulin,M (2604) Jurmala 2017}) 10... Re8 $146 ({Predecessor:} 10... Bf6 11. d5 Nce7 12. c4 b5 13. Bb3 bxc4 14. Nxc4 Bb5 15. Qc2 Rc8 16. Rfd1 a5 17. Nxa5 c6 18. Nxc6 Nxc6 19. dxc6 Bxc6 20. Qd3 Be7 21. Bc4 Qd7 22. b3 Qg4 23. Ba6 Rc7 24. Rc4 {1-0 (24) Ailasmaa,K-Piipponen,J Finland 1995}) 11. d5 Nb8 12. c4 {White is slightly better.} c6 13. b4 b5 14. Bc2 cxd5 (14... a5 $11 {keeps the balance.}) 15. exd5 $16 a5 16. c5 $36 {[%mdl 2048] White is on the roll.} Na6 17. c6 Bc8 18. a4 {[%cal Ba2a4,Ba4b5][%mdl 32]} Nc7 19. Bb6 {axb5 is the strong threat.} axb4 20. axb5 Rb8 21. Nc4 {aiming for Bxg6.} Bg4 $2 {[#]} (21... Nf4 $16) 22. Qd3 $2 (22. Bxg6 $18 {has better winning chances.} hxg6 23. Bxc7 Qxc7 24. b6 Rxb6 25. Nxb6 Qxb6 26. Rc4) 22... Rxb6 23. Nxb6 Qb8 ({Black should play} 23... f5) 24. Nc4 Qxb5 25. Ne3 {Black must now prevent Qxb5.} Qxd3 26. Bxd3 Nf4 {[#]} (26... f5 $16) 27. Bc4 $1 $18 ({Not} 27. Nxg4 Nxd3 28. Rcd1 Nf4 $14) 27... e4 28. Nd4 ({Don't take} 28. Nxg4 $6 exf3 29. Ne3 (29. gxf3 Nfxd5 30. Bxd5 Nxd5 $16) 29... Bf6 $16) 28... Bf6 $2 (28... h5 29. Nxg4 hxg4) 29. Nb5 (29. Nxg4 Bxd4 30. g3 Nh3+ 31. Kg2 Ng5 $16) 29... Nxb5 30. Bxb5 ({Weaker is} 30. Nxg4 Nc3 $16) 30... Ne2+ $2 (30... Bc8 31. c7 Kf8) 31. Bxe2 $1 {White is clearly winning.} Bxe2 32. c7 Bc3 33. Nf5 Bxf1 34. Kxf1 {Accuracy: White = 54%, Black = 38%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.17"]
[White "Sadhwani, Raunak"]
[Black "Grachev, Boris"]
[Result "1/2-1/2"]
[ECO "B46"]
[WhiteElo "2448"]
[BlackElo "2626"]
[Annotator "ChessBase"]
[PlyCount "26"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} e6 {[%emt 0:00:06]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:03]} 4. Nxd4 {[%emt 0:00:00]} Nc6 {[%emt 0:00:11]} 5. Nc3 {[%emt 0:00:00]} a6 {[%emt 0:00:06]} 6. Nxc6 {[%emt 0:00:00]} bxc6 {[%emt 0:00:04]} 7. Bd3 {[%emt 0:00:06]} d5 {[%emt 0:00:24]} 8. O-O {[%emt 0:00:06]} Nf6 {[%emt 0:00:04]} 9. Qf3 {[%emt 0:00:11]} Be7 {[%emt 0:00:27]} 10. Qg3 {[%emt 0:00:09]} Nh5 {[%emt 0:02:01]} 11. Qf3 {[%emt 0:00:06]} Nf6 {[%emt 0:00:38]} 12. Qg3 {[%emt 0:00:05]} Nh5 {[%emt 0:01:28]} 13. Qf3 {[%emt 0:00:05]} Nf6 {[%emt 0:00:03]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.18"]
[White "Van Foreest, Jorden"]
[Black "Aleksandrov, Aleksej"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2618"]
[BlackElo "2574"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,89,17,15,5,16,10,0,35,31,65,35,39,40,54,0,25,0,0,0,0,0,0,0,0,0,0,-36,-13,-31,-27,-30,0,0,0,0,0,-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O h6 7. Re1 O-O {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} 8. Nbd2 a5 9. Nf1 Bb6 10. Ng3 Be6 11. Bb5 {LiveBook: 4 Games} Qb8 $146 ({Predecessor:} 11... Ne7 12. d4 c6 13. Bd3 Qc7 14. h3 c5 15. d5 {1-0 (81) Ragger,M (2701)-McShane,L (2667) Germany 2018}) 12. d4 Qa7 {[%cal Re5d4]} 13. Be3 {[#] Strongly threatening d5.} Ne7 14. h3 a4 15. Qd2 (15. dxe5 Bxe3 16. Rxe3 dxe5 $15) 15... Kh7 16. Bd3 Qa5 17. dxe5 (17. Re2 $14) 17... dxe5 18. Nxe5 Bxe3 ({Inferior is} 18... Qxe5 19. Bf4 $16) 19. Qxe3 Qxe5 ({Of course not} 19... a3 $6 20. Nc4 $16) 20. f4 Qa5 {[#] And now ...Kg8 would win.} 21. e5+ Kg8 {aiming for ...Nfd5.} 22. exf6 Nd5 23. Qf3 {Hoping for fxg7.} Nxf6 24. Ne4 ({Don't play} 24. Qxb7 Rab8 $17) 24... Qb6+ 25. Kh1 Bf5 26. Nxf6+ {The position is equal.} Qxf6 27. Bxf5 Qxf5 28. Re7 b5 29. Re5 Qc2 30. Rxb5 Rab8 31. Qc6 Rxb5 32. Qxb5 $11 {[%mdl 4096] Endgame KQR-KQR} a3 33. bxa3 Qxc3 34. Rd1 Qxa3 35. Qc4 Qe7 36. a4 Ra8 37. Kh2 c5 38. Rb1 Qa7 39. Qe4 Rf8 40. Rb5 Qa8 41. Qc4 Rc8 42. Rb3 Rd8 43. Rc3 Qb8 44. Rb3 Qc7 45. Rc3 {Precision: White = 67%, Black = 81%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.19"]
[White "Idani, Pouya"]
[Black "Sychev, Klementy"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2604"]
[BlackElo "2545"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,80,-10,-32,-17,0,13,0,0,0,0,0,9,0,9,0,0,0,52,59,62,66,60,27,21,0,14,0,0,8,25,27,27,23,20,19,29,30,19,29,22,19,31,36,37,9,8,8,12,0,0,0,0,0,0,0,0,-33,-29,-32,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. h4 a5 {[%cal Ba7a5,Ba5a4][%mdl 32] C45: Scotch Game} 9. g3 Nb6 $146 ({Predecessor:} 9... Ba6 10. c4 Nb6 11. b3 a4 12. Bg2 Qe6 13. O-O d5 14. Nd2 Be7 15. Nf3 Qg4 16. Bf4 {1-0 (55) Cheparinov,I (2702)-Xiang,Z (2411) China 2018}) 10. b3 a4 11. Ba3 Qd8 {[#] ...Bxa3 is the strong threat.} 12. Bxf8 Kxf8 13. Nc3 Qe7 14. Qe3 axb3 15. cxb3 Qb4 ({Black should play} 15... h5 $11) 16. Bg2 $1 $14 Nd5 17. Bxd5 cxd5 18. O-O-O (18. Rd1 {is interesting.} c6 19. Rd4 Qb6 20. Na4 Qb5 21. h5) 18... Bb7 {[#] Strongly threatening ...d4.} 19. Kb1 Qa5 20. Rd4 c5 21. Ra4 d4 22. Rxa5 dxe3 23. Rxa8+ Bxa8 $11 {[%mdl 4096] Endgame KRB-KRN} 24. Rh2 exf2 25. Rxf2 Ke7 26. Na4 Rc8 27. Kb2 Rc7 28. Nb6 Bb7 29. Nc4 Bd5 30. Nd6 Ke6 31. Nxf7 c4 32. Rf4 cxb3 33. axb3 h6 34. h5 Rc8 35. g4 Rb8 {[%mdl 1024] Black has compensation.} 36. b4 Ra8 37. Kc3 {The position is equal.} Rc8+ 38. Kd3 Rc1 39. Kd2 Rc8 40. Kd3 Rc1 {Accuracy: White = 59%, Black = 59%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.20"]
[White "Petrosyan, Manuel"]
[Black "Jumabayev, Rinat"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "2564"]
[BlackElo "2604"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,57,7,19,11,32,17,36,22,33,8,57,58,60,64,66,64,102,100,93,100,87,95,121,133,170,169,165,115,116,110,113,76,298,339,497,484,421,440,570,434,766,745]} 1. d4 g6 2. e4 Bg7 3. c4 d6 4. Nc3 Nf6 5. Be2 O-O 6. Be3 c5 7. dxc5 Qa5 8. Bd2 Qxc5 9. Nf3 Nc6 10. O-O {E74: King's Indian: Averbakh Variation: 6...c5} Bg4 11. b3 (11. Be3 $5 {[%cal Re3c5]} Qa5 12. Rc1 $11) 11... Rfc8 12. Rc1 {White is slightly better.} Qa5 13. h3 $146 ({Predecessor:} 13. Re1 Nd7 14. Na4 Qd8 15. Be3 Bxf3 16. Bxf3 b6 17. Bg4 e6 18. Be2 {0-1 (57) Konyshev,A (2252)-Shomoev,A (2562) Novokuznetsk 2008}) 13... Bd7 (13... Bxf3 $5 14. Bxf3 Nd7 $14) 14. Re1 Rab8 15. Bf1 Qd8 16. Nd5 Nh5 17. Bg5 h6 18. Be3 Qf8 19. Qd2 Kh7 20. c5 Nf6 21. Nxf6+ Bxf6 22. cxd6 exd6 23. Bf4 Be7 24. e5 {[%cal Re5d6]} dxe5 $2 {[#]} (24... d5 $16 {might work better.}) 25. Qxd7 $18 Ba3 (25... Rd8 $142 26. Nxe5 Nxe5) 26. Rxc6 {White is clearly winning.} Rxc6 27. Nxe5 Rf6 28. Bg3 Bc5 (28... Rd8 $142 29. Qxb7 Qe7) 29. Ng4 {[%mdl 64] Discovered Attack. Accuracy: White = 82%, Black = 24%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.21"]
[White "Xu, Yi"]
[Black "Narayanan.S.L"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2520"]
[BlackElo "2593"]
[Annotator "ChessBase"]
[PlyCount "23"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 4. d4 {[%emt 0:00:00]} exd4 {[%emt 0:00:27]} 5. Nxd4 {[%emt 0:00:00]} Bb4 {[%emt 0:00:49]} 6. Nxc6 {[%emt 0:00:00]} bxc6 {[%emt 0:00:05]} 7. Bd3 {[%emt 0:00:00]} d5 {[%emt 0:00:18]} 8. exd5 {[%emt 0:00:00]} cxd5 {[%emt 0:00:07]} 9. O-O {[%emt 0:00:03]} O-O {[%emt 0:00:14]} 10. Bg5 {[%emt 0:00:04]} c6 {[%emt 0:01:39]} 11. Qf3 {[%emt 0:00:08]} Be7 {[%emt 0:01:58]} 12. Rae1 {[%emt 0:00:21]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.22"]
[White "Svane, Rasmus"]
[Black "Kovalev, Vladislav"]
[Result "0-1"]
[ECO "E71"]
[WhiteElo "2599"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,99,43,41,58,52,54,41,62,65,99,113,102,93,112,115,107,120,133,125,127,68,79,75,62,72,98,84,73,78,65,0,0,0,0,0,10,0,0,0,0,-12,-15,-14,-39,-43,-19,-15,-13,-14,-13,-175,-181,-178,-197,-165,-172,-817,-757,-812,-768,-750,-802,-510,-508,-1129,-1088,-1071,-1030,-884,-1168,-877,-1495,-1588,-1298,-1081,-796,-931,-760,-1260,-824,-1951,-1925,-29982,-29983,-29982,-29983,-29988]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3 c5 7. Nf3 cxd4 8. Nxd4 b6 {E90: King's Indian: Classical: Early deviations and 6 h3} 9. Qd2 Bb7 10. f3 Nbd7 {White is slightly better.} 11. Bh6 e6 $146 {[#]} ({Predecessor:} 11... Bxh6 12. Qxh6 e6 13. O-O-O a6 14. h4 Nh5 15. Rh3 Qf6 16. Nde2 {½-½ (45) Grandelius,N (2655)-Chigaev,M (2599) Porto Carras 2018}) 12. Bxg7 $1 Kxg7 13. O-O-O d5 14. exd5 exd5 15. h4 h5 16. Qg5 Re8 17. Bd3 (17. Nf5+ $16 Kg8 18. Nd6 (18. cxd5 Re5 $16 {[%mdl 64] Pin}) (18. Nxd5 Nxd5 19. Qxd8 Raxd8 $17)) 17... Ne5 $14 18. Bc2 Nh7 19. Qxd8 $1 Raxd8 20. cxd5 a6 21. Rhe1 Nf6 22. Be4 (22. Ne6+ $1 $14 fxe6 23. Rxe5) 22... Bxd5 $11 23. Nxd5 Nxd5 24. Bxd5 Nd3+ 25. Rxd3 Rxe1+ 26. Kd2 {Black must now prevent Nf5+!} Rg1 27. Bb7 {Hoping for Ne6+!} Rxg2+ 28. Kc3 Kf6 29. Bxa6 Rh2 30. a4 Rxh4 31. b4 Rh1 32. a5 $2 {[#]} (32. Nb3 $11 {and White is okay.} Rb8 33. Nd2) 32... bxa5 $1 $19 33. bxa5 Ra8 34. Bc4 Rxa5 35. Nc6 $2 (35. Ne2) 35... Ra3+ 36. Kd4 Rxd3+ 37. Bxd3 h4 38. Ne5 h3 39. Ng4+ (39. f4 $142 h2 40. Nf3) 39... Kg5 40. Nf2 Rh2 41. Ke3 Kh4 42. f4 f5 43. Kf3 Rg2 44. Bc4 Rg3+ 45. Ke2 Rc3 46. Bf7 Kg3 {And now ...Rc2+ would win.} 47. Nh1+ Kxf4 48. Bxg6 Rc2+ 49. Kd3 Rh2 50. Kd4 {Accuracy: White = 50%, Black = 79%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.23"]
[White "Santos Ruiz, Miguel"]
[Black "Mamedov, Rauf"]
[Result "1/2-1/2"]
[ECO "E81"]
[WhiteElo "2554"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,69,33,27,27,39,32,8,27,24,33,27,54,30,22,6,72,60,50,16,83,45,52,64,48,9,12,-16,-13,-17,-16,-18,-10,-15,-14,-13,-14,-95,-16,-12,-17,-14,0,-13,0,0,4,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 c5 7. Nge2 Nc6 8. d5 Ne5 9. Ng3 e6 10. Be2 exd5 11. cxd5 a6 12. O-O b5 {A65: Modern Benoni: 6 e4} 13. Qd2 (13. a3 Rb8 14. b4 c4 15. Qd2 Bd7 16. Nh1 Ne8 17. Nf2 Rc8 18. Bd4 f5 19. f4 Nf7 20. Bxg7 Nxg7 {½-½ (45) Nielsen,P (2654)-Kovalev,V (2554) Dubai 2014}) 13... Re8 14. Bh6 Bxh6 $146 ({Predecessor:} 14... Bh8 15. Nd1 Qb6 16. Rc1 a5 17. Ne3 a4 18. a3 c4 19. Rf2 Ned7 20. Qb4 Qc5 {½-½ (20) Donnelly,M (2486)-Ponomarev,A (2474) ICCF email 2008}) 15. Qxh6 Kh8 16. Qd2 (16. Nd1 {seems wilder.} c4 17. Qe3 a5 18. b3 Ba6 19. Nf2) 16... Ng8 17. f4 Nd7 18. Rae1 Bb7 (18... Ngf6 $11) 19. Bg4 Nb6 20. b3 Qf6 (20... Nf6 $11 21. Bh3 b4) 21. e5 Qh4 22. Bf3 {[#] Threatens to win with Nge4.} dxe5 23. fxe5 {Hoping for Nge4.} Qd4+ 24. Qxd4 (24. Rf2 {keeps more tension.} Nd7 25. e6 fxe6 26. dxe6 Bxf3 27. exd7 Rxe1+ 28. Qxe1 Bc6 29. Nce4) 24... cxd4 25. Nce4 {Strongly threatening Nd6.} Rxe5 26. Nd6 Rxe1 27. Rxe1 Bxd5 28. Bxd5 Nxd5 29. Nxf7+ Kg7 30. Ng5 {The position is equal.} d3 31. Ne6+ Kf7 32. Nc5 Nb4 33. Nge4 Kg7 34. a3 Nc2 35. Rd1 {Accuracy: White = 56%, Black = 51%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.24"]
[White "Abdusattorov, Nodirbek"]
[Black "Safarli, Eltaj"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2560"]
[BlackElo "2681"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,97,28,43,48,52,39,34,32,50,28,60,61,54,58,62,64,64,34,92,92,75,85,76,73,93,66,70,67,69,75,72,67,57,67,79,57,81,22,34,35,26,0,0,0,0,0,0,0,0,-10,0,0,8,13,67,74,52,62,140,99,177,172,169,162,256,233,214,149,147,112,162,153,475,505,579,541,29968,29971,29971,29972,29972,29971,29965,29967,29988,29989,29989,29990,29990,29991]} 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. h3 (5. Nf3 g6 6. Be2 Bg7 7. O-O O-O 8. h3 Nc6 9. Be3 b6 10. Qd2 Bb7 11. Rad1 e6 12. Bh6 Ne7 13. Bxg7 Kxg7 {½-½ (23) Giri,A (2783)-Nakamura,H (2746) St Petersburg 2018}) 5... g6 6. Nf3 {B01: Scandinavian Defence} Bg7 7. Bc4 O-O 8. O-O {White is slightly better.} b6 9. Qe2 Bb7 10. Bg5 $146 ({Predecessor:} 10. Rd1 a6 11. a4 Nc6 12. Bg5 Nb4 13. Bb3 {0-1 (55) Alonso Moyano,J (2404)-Garcia Jimenez,F (2281) Barcelona 2017}) 10... h6 11. Bh4 Nc6 12. Rad1 Na5 13. Bd3 e6 (13... Qc8 $14) 14. Ne4 $16 Rc8 15. b4 Nc6 16. c3 Nb8 17. Nxf6+ Bxf6 18. Bg3 Bg7 19. Rfe1 Nd7 20. Ba6 Bxa6 21. Qxa6 c6 22. c4 Ra8 23. Bd6 (23. d5 $16 exd5 24. cxd5) 23... Qc8 $11 24. Qa3 Rd8 25. Ne5 Nxe5 26. dxe5 a5 27. Rb1 axb4 28. Qxb4 Ra6 29. Re3 Qd7 30. Reb3 Rda8 31. Qe1 c5 (31... Bf8 $11) 32. Rxb6 $14 Rxb6 33. Rxb6 Rxa2 ({Better is} 33... Qa4 $14) 34. Qe4 Ra7 (34... Qa7 $16 {was necessary.} 35. Rb5 (35. Bxc5 Qc7 $11) 35... h5) 35. Rb5 h5 36. Kh2 f5 (36... Kh7 $142 37. Bxc5 Ra4) 37. Qe3 $18 Kh7 38. Rxc5 ({Much less strong is} 38. Bxc5 $6 Rc7 $14) 38... Qa4 39. Rc8 Rb7 {[#]} 40. Qd4 $1 Rb1 $2 (40... Rd7 $16 {is more resistant.} 41. Qe3 Qa6) 41. Rc7 Rd1 42. Qb2 {White threatens Qb7 and mate.} Kh6 {[#]} 43. Rxg7 $1 {[%mdl 512] White mates.} Kxg7 {[%mdl 4096] Endgame KQR-KQB} 44. Qb7+ Kg8 45. Qc8+ Kh7 46. Qc7+ Kg8 47. Qd8+ Kh7 48. Qe7+ {[%mdl 64] Double Attack} Kh6 49. Qf8+ {Accuracy: White = 73%, Black = 49%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.25"]
[White "Sethuraman, S.P."]
[Black "Yakubboev, Nodirbek"]
[Result "0-1"]
[ECO "B91"]
[WhiteElo "2651"]
[BlackElo "2569"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,80,12,10,8,20,24,26,34,29,2,9,6,6,11,25,30,31,0,1,-35,-42,-51,0,-26,-16,-35,0,-47,-49,-39,-42,-65,-80,-93,-104,-115,-106,-119,-106,-110,-89,-127,-97,-110,-102,-138,-105,-129,-99,-164,-105,-199,-183,-222,-241,-233,-241,-303,-267,-345,-327,-395,-395,-491,-489,-686,-659,-29981,-29981,-29995,-29996]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nf3 {B91: Sicilian Najdorf: 6 g3} (7. Nde2 Be7 8. Bg2 O-O 9. O-O b5 10. Nd5 Nbd7 11. Nec3 Nb6 12. Nxf6+ Bxf6 13. b3 Be6 14. Ba3 Qc7 15. Qd3 Rfc8 16. Bb4 a5 17. Nxb5 Qxc2 18. Qxc2 Rxc2 19. Bxd6 {½-½ (73) Vachier Lagrave,M (2778)-Wojtaszek,R (2749) Shenzhen 2018}) 7... h6 8. Bg2 Be6 9. O-O {White has an edge.} Nbd7 10. Nh4 $146 ({Predecessor:} 10. b3 Rc8 11. Bb2 b5 12. Re1 Be7 13. Qd2 O-O 14. Nh4 Qc7 {½-½ (60) Dutreeuw,M (2391)-Malisauskas,V (2495) Heraklio 2007}) 10... b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 11. a4 b4 12. Nd5 Bxd5 13. exd5 g6 14. Be3 a5 15. h3 Bg7 16. Qd2 Nb6 17. b3 Rc8 18. Rfe1 Kf8 19. Rad1 Kg8 20. Qe2 Nbd7 21. Qa6 Nc5 22. Qb5 {[#]} Kh7 $1 23. Bd2 Re8 24. Qe2 e4 25. Be3 Nfd7 26. f4 exf3 27. Qxf3 f5 28. Qf2 Qf6 29. Kh2 Qf7 30. g4 {[#]} (30. Bxc5 $17 {was necessary.} Nxc5 31. Nf3) 30... f4 $1 {[%mdl 512]} 31. Bd4 (31. Bd2 $17) (31. Bxf4 Rf8) 31... Bxd4 $19 32. Qxd4 Ne5 33. Rf1 Qf6 34. Qf2 Ncd7 35. Rde1 Rc3 36. Be4 {and the idea Bxg6+! leaves White hopeful.} Rf8 37. Ng2 {[%cal Rg2f4]} f3 38. Qa7 (38. Nh4 $142 Qg5 39. Kh1) 38... Rf7 {White must now prevent ...Nc5.} 39. Qxa5 f2 40. Re2 {[#]} Nxg4+ $1 {[%mdl 576] Clearance. Accuracy: White = 24%, Black = 79%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.26"]
[White "Aryan Chopra"]
[Black "Ganguly, Surya Shekhar"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "2540"]
[BlackElo "2636"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,58,5,17,8,39,10,22,-35,0,0,0,0,0,-33,22,0,46,43,56,33,57,0,0,-47,-13,-86,-87,-130,-136,-135,-136,-155,-153,-251,-260,-246,-263,-274,-293,-1060,-989,-1047,-1006,-958,-939]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Be7 8. Qd2 a6 9. Nd1 {C11: French: Classical System: 4 e5 and 4 Bg5 dxe4} g5 $146 (9... b5 {feels hotter.} 10. Be2 c4 11. a3 a5 12. O-O Nb6) ({Predecessor:} 9... b5 10. c3 b4 11. Bd3 a5 12. O-O Ba6 13. f5 exf5 14. Bxa6 Rxa6 15. Qd3 Ncb8 16. Qxf5 O-O {1-0 (67) Tari,A (2625)-Sadzikowski,D (2534) Caleta 2019}) 10. fxg5 cxd4 11. Bxd4 ({Better is} 11. Bf4 $11) 11... Nxd4 (11... Bxg5 $5 12. Ne3 Bf4 $15) 12. Qxd4 Bxg5 13. Bd3 Be7 14. Qg4 Bf8 (14... Qb6 $15) 15. Qh5 Qa5+ 16. c3 Qb6 $1 17. Rf1 {Strongly threatening Nd4.} Nc5 18. Bc2 (18. Ng5 $1 $14 Nxd3+ 19. Kd2) 18... Bd7 $1 $11 19. Ng5 O-O-O 20. Nxf7 (20. b4 $1 $11 {remains equal.} Ne4 21. Bxe4 (21. Nxf7 Nxc3 22. a3 Nxd1 $17) (21. Nxe4 dxe4 22. a4 Bxb4 $17) 21... dxe4 22. Nxf7 {[%mdl 64] Double Attack} (22. Qxf7 $2 Bh6 $19)) 20... Be8 $17 21. Qh3 Bxf7 $1 22. Rxf7 Nd7 23. Qg3 h5 {[%mdl 1024] Black has strong compensation.} 24. Ba4 {[#]} (24. a4 $17 {is a better defense.}) 24... Nc5 $1 $19 25. Bc2 Bh6 26. Qf2 Rhf8 27. a4 $2 (27. Rf6 Qc7 28. Qe2 Rxf6 29. exf6) 27... Rxf7 {Black is clearly winning.} 28. Qxf7 Rf8 29. a5 Qb5 {Accuracy: White = 25%, Black = 71%.} ({Weaker is} 29... Rxf7 30. axb6 Nd7 31. Ra4 $17) 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.27"]
[White "Stupak, Kirill"]
[Black "Kobalia, Mikhail"]
[Result "0-1"]
[ECO "D15"]
[WhiteElo "2537"]
[BlackElo "2627"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,80,9,7,20,20,25,2,21,15,20,25,24,20,18,16,26,-12,4,10,15,15,19,0,0,0,0,-20,-8,-51,-55,-60,-48,-50,-58,-111,-103,-122,-126,-133,-129,-125,-133,-135,-125,-133,-127,-127,-124,-128,-131,-147,-151,-175,-178,-208,-206,-204,-201,-189,-181,-195,-214,-211,-216,-200,-172,-176,-165,-295,-293,-282,-235]} 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 a6 5. a4 e6 6. Bg5 h6 {D15: Slav Defence: 4 Nc3 a6 and gambit lines after 4 Nc3 dxc4} 7. Bxf6 Qxf6 8. e3 Nd7 {The position is equal.} 9. a5 Bb4 $146 ({Predecessor:} 9... g5 10. Bd3 Bg7 11. O-O O-O 12. cxd5 exd5 13. h3 Qe6 14. e4 dxe4 15. Nxe4 {½-½ (98) Gagunashvili,M (2582)-Kobalia,M (2637) Rijeka 2010}) 10. Qb3 Bd6 11. Be2 O-O 12. O-O Qe7 13. e4 {[%cal Re4d5]} dxe4 14. Nxe4 Bc7 15. Rfe1 f5 16. Ned2 c5 17. Qa3 Qf6 18. dxc5 e5 {Threatening ...e4.} 19. Qc3 e4 {[#] aiming for ...Qxc3.} 20. Qxf6 Rxf6 21. Nd4 Nxc5 22. Nc2 (22. N2b3 $15 Nxb3 23. Nxb3) 22... Rd6 $36 {[%mdl 2048] Black is in control.} 23. Red1 {[#]} Be6 $1 24. Nb4 Kf8 25. Nd5 Bxd5 26. cxd5 Rxd5 27. Nc4 Rad8 28. Rxd5 Rxd5 29. Rd1 Nd3 30. b3 Bxa5 31. Ne3 Rc5 32. Bxd3 exd3 33. Rxd3 $19 {[%mdl 4096] Endgame KRB-KRN} f4 34. Nd1 Ke7 35. g3 Ke6 36. gxf4 Rd5 37. Re3+ Kf6 38. Nb2 Bd2 39. Re4 (39. Rf3 $142) 39... b5 40. Kg2 Bc1 {Accuracy: White = 53%, Black = 75%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.28"]
[White "Gordievsky, Dmitry"]
[Black "Karthikeyan, Murali"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2603"]
[BlackElo "2560"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,80,0,0,0,0,0,31,-4,-1,-15,-7,-5,-5,-6,6,-29,-29,-39,-36,-44,-27,-30,-39,-267,-176,-173,-184,-158,-172,-174,-154,-352,-348,-331,-347,-340,-339,-337,-327,-381,-380,-366,-357,-369,-362,-442,-441,-440,-453,-497,-499,-473,-398,-396,-386,-576,-547,-549,-574,-777,-746,-746,-608]} 1. Nf3 Nf6 2. c4 e6 3. b3 d5 4. Bb2 c5 5. e3 Nc6 6. cxd5 exd5 7. Bb5 Bd6 8. d4 {A13: English Opening: 1...e6} cxd4 9. Nxd4 O-O 10. O-O Bc7 {LiveBook: 15 Games} 11. Nc3 $146 ({Predecessor:} 11. Bxc6 bxc6 12. Qc2 c5 13. Nf3 Bd6 14. Nbd2 Bg4 15. h3 Bh5 16. Nh4 {½-½ (32) Malakhov,V (2691)-Bluebaum,M (2633) Brest 2018}) 11... Qd6 {[%csl Gc7][%cal Rd6h2]} 12. g3 Ba5 13. Be2 Bh3 14. Re1 $1 Rac8 15. Rc1 Rfd8 16. Nxc6 bxc6 17. Qd4 c5 18. Qh4 Qe6 19. Red1 {[#]} d4 $1 {[%mdl 512]} 20. Bc4 (20. exd4 cxd4) 20... Qf5 21. Nd5 $2 ({White has to play} 21. Bd3 $1 $15 Qg4 22. Ne2) 21... Rxd5 22. Bxd5 Nxd5 $40 {[%mdl 128] White is in trouble.} 23. e4 {[#]} Qd7 $1 {And now ...Nb4 would win.} 24. exd5 {[#]} Bg4 $1 25. Qg5 $2 (25. h3 $17 Bxd1 26. Rxd1) 25... h6 $19 26. Qf4 Bxd1 27. Rxd1 Qxd5 28. Bc1 Re8 29. h4 Re2 30. Qg4 Qe6 ({Not} 30... Rxa2 31. Bxh6 Qe5 32. Bf4 $17) 31. Qxe6 fxe6 {[%cal Bf7e6,Be6e5][%mdl 4128] Endgame KRB-KRB} ({Less strong is} 31... Rxe6 32. Bd2 $17) 32. a3 e5 33. Kf1 Rc2 34. Kg2 Kf7 35. b4 Bb6 36. bxc5 Bxc5 37. Kf3 (37. Bd2 {keeps fighting.} e4 38. Bb4) 37... Ke6 {Black is clearly winning.} 38. Bd2 Kd5 39. h5 Bxa3 40. Kg4 Bb2 {Precision: White = 48%, Black = 84%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.29"]
[White "Sargsyan, Shant"]
[Black "Aravindh, Chithambaram VR."]
[Result "0-1"]
[ECO "D17"]
[WhiteElo "2488"]
[BlackElo "2601"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,48,-50,-46,-39,-46,-32,-40,-247,-224,-232,-229,-565,-557,-583,-512,-523,-529,-570,-561,-555,-551,-553,-542,-550,-530,-594,-590,-949,-934,-29987,-1004,-29995,-29996,-29996,-29997]} 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 Na6 7. f3 Nd7 8. Nxc4 e5 $1 9. e4 {D17: Slav Defence: 5 a4 Bf5: Lines with 6 Nh4 and 6 Ne5} (9. dxe5 Qh4+ 10. g3 Qxc4 11. e4 Qc5 12. exf5 Qxe5+ 13. Kf2 Nb4 14. Bh3 O-O-O 15. f6 Qxf6 16. Ne4 Qg6 {0-1 (32) Adly,A (2637)-Mchedlishvili,M (2603) Riadh 2017}) 9... exd4 10. exf5 dxc3 11. Nd6+ $2 ({White should play} 11. bxc3 $15 Qf6 12. Qd4) 11... Bxd6 $1 $19 12. Qxd6 Qb6 $146 ({Predecessor:} 12... Qa5 13. Kf2 Qb6+ 14. Kg3 cxb2 15. Bxb2 O-O-O 16. Bxa6 Qxa6 17. Bxg7 Rhg8 18. f6 Qa5 19. Rhc1 Qg5+ 20. Kh3 Qf5+ 21. Kg3 Qxf6 {0-1 (21) De Rosa,F (1938)-Esposito,L (2209) Napoli 2015}) 13. Bxa6 $2 {[#]} (13. bxc3 O-O-O $19) (13. Bg5 f6 14. Qe6+ Kd8 15. Rd1) 13... O-O-O $1 ({Weaker is} 13... cxb2 14. Bxb2 Qxa6 15. Kf2 $17 (15. Bxg7 $2 Rg8 $19)) 14. Be2 {And now a5 would win.} Nc5 15. a5 Qb4 (15... Rxd6 $2 16. axb6 a6 17. bxc3 $18) 16. Ra4 {[#]} Nd3+ $1 {[%mdl 576] Promotion} 17. Qxd3 (17. Bxd3 Qxd6) 17... cxb2+ {[%mdl 64] Discovered Attack} 18. Rxb4 bxc1=Q+ 19. Kf2 Qc5+ {[%mdl 64] Double Attack} (19... Qxh1 $2 20. Qc3 $19) 20. Qe3 Qxb4 21. Qxa7 Rhe8 22. a6 Rxe2+ (22... Qh4+ $142 23. g3 {[#]} Rxe2+ $1 {[%mdl 512]} 24. Kf1 Qh3+ {[%mdl 64] Double Attack} 25. Kxe2 Qg2+ {[%mdl 64] Double Attack} 26. Ke1 Re8+ 27. Kd1 Qxh1+ 28. Kd2 Rd8+ 29. Qd4 Rxd4+ 30. Kc3 Qa1+ {[%mdl 64] Double Attack} 31. Kc2 Qa2+ 32. Kc1 Qc4+ 33. Kb2 Rd2+ {[%mdl 64] Double Attack} 34. Kb1 Qf1#) 23. Kxe2 Qb2+ 24. Ke1 Qe5+ {[%mdl 64] Double Attack} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.30"]
[White "Iniyan, P."]
[Black "Donchenko, Alexander"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2480"]
[BlackElo "2600"]
[Annotator "TA"]
[PlyCount "221"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 29,221,0,22,-14,-12,-19,-25,-30,-2,-2,-14,-2,-10,-11,0,-8,5,-7,-5,-75,-60,-53,-62,-66,-71,-131,-53,-56,-58,-50,-8,-11,-8,-9,-12,-41,-34,-48,-42,-37,-35,-175,-34,-33,-53,-58,-58,-96,-91,-160,-160,-160,-160,-160,-155,-155,-153,-120,-111,-102,-79,-129,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-80,-80,-87,-87,-87,-87,-87,-87,-87,-87,-87,-76,-95,-76,-76,-76,-76,-76,-76,-76,-83,-83,-83,-83,-83,-83,-83,-83,-331,-83,-165,-76,-83,-83,-83,-76,-83,-83,-83,-76,-76,-76,-83,0,-76,-76,-83,-76,-83,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-469,-76,-76,-76,-346,-76,-76,0,-331,-314,-447,-74,-197,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-578,-535,-511,-76,-76,-76,-76,-33,-76,-76,-76,-76,-76,0,-33,0,-76,-76,-76,-33,-65,-65,-76,-76,-76,-76,-76,-76,-76]} 1. d4 e6 2. c4 c5 3. d5 exd5 4. cxd5 g6 5. Nc3 d6 6. e4 Bg7 7. Bd3 Nf6 8. h3 O-O 9. Nf3 b5 10. Nxb5 Re8 11. O-O Nxe4 12. Re1 a6 13. Na3 Nf6 14. Rxe8+ Nxe8 15. Bg5 Nf6 {[#] LiveBook: 10 Games. A70: Modern Benoni: 6 e4 g6 7 Nf3} 16. Qa4 $146 ({Predecessor:} 16. Nc4 Bb7 17. Bc2 Qc7 18. Bxf6 Bxf6 19. Ba4 Nd7 20. Bxd7 Qxd7 21. Nb6 Qf5 22. Nxa8 Bxa8 23. Qe2 Bxd5 {1-0 (84) Karjakin,S (2721)-Gashimov,V (2730) Baku 2009}) 16... Bb7 17. Re1 Nbd7 {The position is equal.} 18. Nc4 Bxd5 19. Nxd6 Qb6 20. Nc4 Qb4 21. Qa5 Qb5 22. Qc3 h6 23. Bxf6 Bxf6 24. Nce5 {[#]} (24. Qc1 $11 {remains equal.}) 24... Nxe5 $1 $17 {[%mdl 512]} 25. Nxe5 {[#]} (25. Rxe5 Qb8) 25... c4 $1 {[%mdl 512]} 26. Bf1 (26. Bxc4 Bxe5) 26... Re8 27. f4 (27. Re3 $142) 27... Rb8 (27... g5 $1 $17 {[%cal Rg5f4]} 28. a4 Qxa4) 28. Re2 $15 Be6 29. Kh2 Qa4 30. Qg3 Bf5 31. Nxc4 Qxa2 ({Don't blunder} 31... Qxc4 $2 32. Re8+ $1 {[%mdl 512]} Rxe8 33. Bxc4 $18) 32. Ne3 Qa5 $36 {[%mdl 2048] Black is pushing.} 33. Nxf5 Qxf5 34. b3 Kg7 35. Rd2 {[#]} (35. Rf2 $15) 35... a5 ({Black should try} 35... Rxb3 $1 $19 {[%mdl 512]} 36. Qf2 (36. Qxb3 Qxf4+) 36... a5) 36. Bc4 a4 {[%cal Ba5a4,Ba4a3][%mdl 32]} 37. Rd5 Qc8 38. Qd3 a3 39. Rd7 (39. Ra5 $142) 39... Rb7 $1 $17 {[%cal Rb7d7]} 40. Rxb7 Qxb7 41. b4 Qxb4 42. Qd5 Qe7 43. g4 Bb2 44. Kg2 Qf6 45. f5 Bd4 ({Better is} 45... gxf5 46. Qxf5 Qe7) 46. Kf3 Bb6 {aiming for ...Qe7.} 47. Ke2 g5 48. Kd3 Qe7 49. Kc2 Bc7 50. Qd4+ Be5 51. Qd5 Qf6 52. Kd3 Ba1 53. Bb3 Qc3+ 54. Ke2 Qc7 55. Kd1 Bb2 56. Bc4 Be5 57. Bb3 Qe7 58. Bc4 Qf6 59. Kc2 {[#]} h5 $1 {[%mdl 512]} 60. Bb3 (60. gxh5 Qxf5+) 60... h4 61. Bc4 Qe7 62. Kd3 Qc7 63. Ke2 Kf6 64. Kd3 Ba1 65. Bb3 Qg3+ 66. Ke2 Qh2+ ({Don't play} 66... Qxh3 $6 67. Qxf7+ Ke5 68. Qc7+ Ke4 69. Qc4+ Ke5 70. Qd5+ Kf4 71. Qc4+ Kg3 72. Qc7+ Kxg4 73. Qc4+ Kh5 74. Qf7+ Kg4 75. Qc4+ Kh5 76. Qf7+ Kg4 77. Qc4+ $11) 67. Kd1 $2 (67. Ke1 $17 Qc7 68. Ke2) 67... Qc7 $2 (67... Qxh3 $19 68. Qxf7+ Ke5 69. Qc7+ Ke4 70. Qc4+ Kf3 71. Qe2+ Kg3 72. Qe1+ Kh2 73. Qe2+ Qg2) 68. Bc4 (68. Ke2 $17 {was necessary.}) 68... Kg7 (68... Qg3 $1 $19 69. Qxf7+ Ke5 70. Qe6+ Kf4) 69. Bb3 Bb2 70. Bc4 Kf8 71. Qa8+ Ke7 $1 72. Qd5 Kf6 73. Bb3 Be5 74. Bc4 Kg7 (74... Qd6 $17 75. Qxd6+ Bxd6) 75. Bb3 (75. Ke2 $1 $11) 75... Bf4 76. Qd4+ Kf8 77. Qd5 Qc1+ 78. Ke2 {[%csl Gb3][%cal Rd5f7]} Qb2+ 79. Kd1 {[%csl Gb3][%cal Rd5f7]} Qf6 80. Qa8+ Kg7 81. Qd5 Bd6 82. Ke2 Bb4 83. Bc4 Qb2+ 84. Kf3 Qc3+ 85. Ke2 $2 {[%mdl 8192]} (85. Ke4 $17 Qe1+ 86. Kd3 Qd2+ 87. Ke4 Qf4+ 88. Kd3) 85... Qe1+ $2 (85... Kh6 $1 $19 86. Bb3 f6) 86. Kf3 Qe7 87. Qe4 $2 {[%mdl 8192]} (87. Qd4+ $17 {was the only defense.} Kg8 88. Qd5) 87... Qf6 $2 (87... Qc7 $1 $19 {[%cal Rc7g3] has better winning chances.} 88. Qd4+ f6) 88. Qd5 Qe7 $2 {[%mdl 8192]} (88... Kg8 $17 89. Ke4 Bc3) 89. Qe4 $1 $19 {White hopes to continue with Qxe7.} Qc7 $1 {[%cal Rc7g3] And now ...Qg3+ would win.} 90. Qd5 (90. Qd4+ $142 Kh7 91. Ke4) 90... Bc5 $2 {[#]} (90... Kh6 $1 $19 {Strongly threatening ...Qf4+.} 91. Qd4 Bc3 $1 {[%mdl 512]}) 91. Ke2 (91. f6+ $1 $17 {[%mdl 512]} Kg6 (91... Kxf6 92. Qf5+) 92. Qe4+ Kh6 93. Bd3 Qg3+ 94. Ke2 Qe3+ 95. Qxe3 Bxe3 96. Bc4) 91... Kf8 (91... Qh2+ $19 92. Kd1 Qd6) 92. Kd1 Qe7 93. Bb3 Bb4 94. Bc4 Kg7 95. Qd4+ Kg8 96. Qd5 Kf8 97. Qa8+ $2 {[%mdl 8192]} (97. Qd4 $17 {stays breathing.} Kg8 98. f6 Qe1+ 99. Kc2) 97... Kg7 {( -> ...Qe1+)} 98. Qd5 Kh6 $2 (98... Qe1+ $19 {is more deadly.} 99. Kc2 Qc3+ 100. Kd1 Kh6) 99. Qd4 $17 {[%cal Rd4h8]} f6 100. Kc2 Ba5 {Hoping for ...Bb4.} 101. Be6 Bc7 102. Kb3 Bd6 {...Qb7+ is the strong threat.} 103. Qb6 Be5 (103... Kg7 $17) 104. Qb4 Bd6 105. Qb6 Kg7 106. Qc6 Bc5 107. Qc8 {Qg8+ would kill now.} Qf8 {Threatens to win with ...Qxc8.} 108. Qxf8+ Kxf8 {Black is better.} 109. Kc3 Ke7 110. Kd3 Kd6 111. Ke4 {Precision: White = 51%, Black = 44%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.31"]
[White "Goganov, Aleksey"]
[Black "Puranik, Abhimanyu"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2612"]
[BlackElo "2538"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,101,8,8,16,16,16,6,0,19,17,14,22,11,15,25,12,19,16,28,24,13,0,15,15,14,14,20,22,22,0,0,0,0,0,0,0,0,0,8,-224,-201,-216,-222,-225,-244,-233,-222,-198,108,-148,-118,-144,-139,-138,-142,-132,324,341,421,470,523,480,524,519,595,535,679,666,1102,1063,886,841,1537,1470,2118,1984,1377,1383,2371,2366,1766,1695]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. c3 a6 7. Bb3 h6 8. Nbd2 O-O 9. h3 Re8 10. Re1 Be6 11. Bc2 Ba7 12. Nf1 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} d5 13. exd5 Qxd5 (13... Bxd5 14. Ng3 Qd6 15. Qe2 Rad8 16. Ne4 Qe6 17. b3 Ne7 18. Nh4 Bc6 19. Bd2 Nxe4 20. dxe4 {½-½ (72) Onischuk,V (2623)-Matlakov,M (2683) Bastia 2018}) 14. Ng3 {The position is equal.} Rad8 15. b4 b5 $146 ({Predecessor:} 15... Qd6 16. a4 Bc8 17. Qe2 Nd5 18. Ne4 Qe6 19. b5 Nce7 {½-½ (45) Valles Moreno,I (2435)-Moreno Ruiz,J (2460) Collado Villalba 2017}) 16. a4 Bb6 17. Bd2 Qd6 18. Qc1 Bc8 19. axb5 axb5 20. Ra8 Nd5 21. Re4 f5 22. Rxc8 fxe4 23. Nxe4 Qf8 24. Bb3 Kh8 $1 25. Bxh6 Rxc8 26. Bxd5 {Black must now prevent Nh4.} Ne7 27. Nxe5 gxh6 28. Nf7+ Kh7 29. Bb3 {[#] Hoping for Nf6+.} Rcd8 $1 30. d4 $2 (30. Nf6+ $11 Kg6 31. Nxe8 Rxe8 32. d4) (30. Nxd8 Rxd8) 30... Nd5 $1 $19 31. Bc2 Kg8 32. Nxh6+ Kh8 33. Qg5 Rd7 $1 34. Ng4 {Ne5 is the strong threat.} Re6 $2 {[#]} (34... Qg8 $1 $19 {[%cal Rg8g5]} 35. Qh6+ Rh7) 35. Ng3 $2 {[%mdl 8192]} (35. Qh5+ $1 $16 {is necessary to keep the advantage.} Kg7 36. Nc5 (36. Ne5 Rde7 $11) 36... Re1+ 37. Kh2 Qf4+ 38. g3) 35... Qf4 ({But not} 35... Nxc3 $2 36. Qh5+ Kg8 37. Bb3 $18) 36. Qh5+ Kg8 {Strongly threatening ...Qc1+.} 37. Bf5 Re1+ 38. Kh2 {[#]} Rg7 $2 {[%mdl 8192]} (38... Rde7 $1 $17 39. Qh4 Qd6) 39. Be4 $1 $18 {[%mdl 64] White wants to mate with Qe8+. Decoy} Rxe4 ({Not} 39... Nf6 40. Nxf6+ Qxf6 41. Qe8+ Qf8 42. Bd5+ Kh8 43. Qxf8+ Kh7 44. Nf5 Rh1+ 45. Kxh1) 40. Qxd5+ {[%mdl 64] Double Attack. White is clearly winning.} Kf8 {Threatens to win with ...Re2.} 41. Qxe4 Qxe4 42. Nxe4 {[%mdl 4096] Endgame KRB-KNN} c6 43. f4 Bc7 44. Ne5 Bxe5 45. dxe5 {KR-KN} Rd7 46. Nd6 Ra7 47. f5 Ra2 48. Kg3 Re2 49. Kf4 Rf2+ 50. Kg5 Ke7 51. g4 {Accuracy: White = 61%, Black = 43%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.32"]
[White "Iturrizaga Bonelli, Eduardo"]
[Black "Karthik Venkataraman"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2640"]
[BlackElo "2494"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,93,15,-1,1,17,8,42,30,33,39,35,41,33,33,43,35,28,27,34,33,38,34,31,28,55,55,54,55,52,30,35,26,26,26,66,76,90,90,90,87,87,87,87,87,117,117,118,119,114,112,122,118,123,123,122,122,116,120,123,116,120,116,124,103,159,103,338,338,343,339,410,327,316,301,434,353,29967,29967,29951,29952,29947,29957]} 1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. Nf3 e6 6. d4 cxd4 7. Nb5 d5 8. cxd5 {A37: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3} exd5 (8... Qa5+ 9. Nd2 exd5 10. Nd6+ Kf8 11. Nxc8 Rxc8 12. O-O Nge7 13. Nf3 h6 14. h4 Bf6 15. Bd2 Qb6 16. b4 Kg7 17. Rb1 {½-½ (40) Grischuk,A (2766)-So,W (2778) Paris 2018}) 9. Nfxd4 Nge7 10. O-O {White is slightly better.} O-O 11. Be3 Nf5 12. Nxf5 $1 Bxf5 13. Qxd5 $146 ({Predecessor:} 13. Nd4 Bg4 14. Re1 Qf6 15. h3 Bd7 16. Nb5 Bf5 17. Bc5 Qxb2 18. Bxf8 Qxa1 19. Qxa1 Bxa1 20. Rxa1 Kxf8 {0-1 (76) Khmelniker,I (2492)-Ravi,T (2357) Douglas 2018}) 13... Qxd5 14. Bxd5 Bxb2 15. Rad1 Be5 16. Bc5 Rfe8 17. f4 a6 18. e4 axb5 19. exf5 Bf6 20. fxg6 hxg6 21. g4 Ra4 22. Kh1 {aiming for Bb3.} Rd8 23. Bb6 $36 {[%mdl 2048] White has some pressure.} Rd7 24. g5 $1 {[%cal Rg5f6]} Bd4 25. Bb3 Ra6 26. Bc5 $1 {f5 is the strong threat.} Rd8 27. Bxd4 $1 Nxd4 {[#]} 28. f5 $1 {[%cal Rf5g6][%mdl 512] Threatens to win with fxg6.} gxf5 {[#]} (28... Nxf5 29. Rxd8+) 29. Rxf5 $1 {[%mdl 512]} Nxf5 30. Rxd8+ $16 {[%mdl 4096] Endgame KRB-KRN} Kg7 31. Rd5 Nd6 32. Kg2 f6 33. h4 fxg5 34. hxg5 Rc6 35. Kf3 Kg6 36. Kf4 Kg7 37. Kg4 b4 38. Kh5 Kh7 {[#]} ({Black should play} 38... b5 39. Rd4 Kh7 40. Rxb4 Rc1) 39. Rd4 (39. Re5 $142 $1 {[%cal Re5e7]} Rc7 40. Bd5) 39... Rb6 $2 {[#]} (39... b5 $16 40. Be6 (40. Rxb4 Rc1 $16) 40... Kg7 41. Rxb4 Rc1) 40. Rf4 $1 $18 Kg7 41. Rf6 Ra6 42. Bd5 Rb6 43. Re6 Kf8 (43... Ra6 {might work better.} 44. Rg6+ Kf8 45. Rf6+ Ke7 46. Re6+ Kf8 47. Bxb7 {[%mdl 64] Pin} Ra7) 44. Kg6 Nc8 $2 (44... Ra6 $18 45. Bxb7 {[%mdl 64] Pin} Ra7) 45. Rxb6 {White mates.} Nxb6 46. Be6 Ke7 47. Kf5 {Accuracy: White = 91%, Black = 43%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.33"]
[White "Alekseenko, Kirill"]
[Black "Liu, Yan"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2634"]
[BlackElo "2498"]
[Annotator "TA"]
[PlyCount "129"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,129,0,0,10,2,31,9,14,10,1,0,15,0,0,8,33,25,38,40,183,177,183,179,164,164,174,181,178,189,189,177,212,197,202,-162,208,206,207,69,210,203,203,203,203,203,203,203,215,202,211,206,279,296,285,293,277,272,237,225,235,246,225,227,220,211,337,330,354,309,358,301,345,325,325,220,256,225,613,571,501,416,427,349,599,518,1138,1139,1121,801,1129,1122,1050,872,1036,1023,915,876,677,670,791,724,1018,1018,29971,29973,29976,29977,29977,29978,29974,29974,29974,29975,29989,29990,29990,29991]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. O-O d6 6. Nbd2 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} O-O 7. Bxc6 bxc6 8. h3 {LiveBook: 19 Games. The position is equal.} Bb6 9. Re1 Nh5 $146 ({Predecessor:} 9... Nd7 10. a4 a5 11. Nc4 Ba6 12. Nxb6 cxb6 13. d4 c5 14. dxe5 dxe5 {1-0 (35) Karjakin,S (2782)-Anand,V (2759) Paris 2018}) 10. a4 a6 11. Nc4 Ba7 12. d4 exd4 13. Nxd4 Qh4 14. c3 Nf6 15. e5 Ne4 16. Be3 $36 {[%mdl 2048] White is pushing.} f5 (16... Bxd4 $14 17. cxd4 Be6) 17. Nf3 $18 Qe7 18. Bxa7 Rxa7 19. Nd4 {[%cal Bf3d4,Bd4c6,Bc6e7][%mdl 32]} dxe5 20. Nxc6 Qc5 21. N4xe5 Qxf2+ 22. Kh1 {White threatens Ne7+ and mate.} Be6 23. Rxe4 ({Much less strong is} 23. Nxa7 $6 Qxa7 24. Qd4 c5 $16) 23... fxe4 {[#]} 24. Ne7+ $1 Kh8 {aiming for ...Qf6.} 25. Qh5 {[%csl Ge7,Gh5][%cal Re5g6]} Bf7 26. N5g6+ $1 Bxg6 27. Nxg6+ Kg8 28. Nxf8 Qxf8 {[%mdl 4096] Endgame KQR-KQR} 29. Qd5+ Kh8 30. Qxe4 c5 31. Qc6 h6 32. Re1 Re7 33. Rxe7 Qxe7 34. Qxa6 {KQ-KQ} Qe1+ 35. Kh2 Qe5+ 36. g3 Qe4 37. Qc8+ Kh7 38. Qxc5 Qc2+ 39. Kg1 Qxb2 (39... Qc1+ {might work better.} 40. Kg2 Qxb2+ 41. Kf3 Qa1) 40. a5 Qc1+ 41. Kf2 Qd2+ 42. Kf3 Qd3+ 43. Kf4 Qf1+ 44. Ke4 {[#] Hoping for Qf5+.} Qg2+ 45. Kd4 Qxh3 $2 (45... Qd2+ 46. Kc4 Qa2+ 47. Kb5 Qb3+ 48. Kc6 Qe6+ 49. Kc7 Qf7+ 50. Kb6 Qb3+ 51. Qb5 Qe6+ 52. Qc6 Qe3+ 53. Kb5 Qe5+ 54. Qc5 Qe8+ 55. Kb4 Qe4+ 56. c4 Qb1+ 57. Ka4 Qa2+ 58. Kb5 Qb3+ 59. Qb4 Qxg3) 46. Qe5 Qd7+ 47. Kc5 Qa7+ 48. Kb4 Qb7+ 49. Ka3 Qb1 (49... Qf3 $142 50. a6 Qd3) 50. c4 {[%cal Bc3c4,Bc4c5][%mdl 32]} Qc1+ 51. Kb4 Qb1+ 52. Kc5 Qa2 53. Qc3 h5 54. Kd6 Qb1 55. c5 Qb8+ 56. Kd5 Qd8+ 57. Kc4 {Threatening mate with Qd3+.} h4 58. gxh4 {Qd3+ would kill now.} Qxh4+ 59. Kb5 {White mates.} Qd8 60. Qh3+ Kg8 61. Qe6+ Kh7 62. Qe4+ Kh6 63. a6 {[%cal Ba5a6,Ba6a7][%mdl 32]} g5 64. a7 Qd7+ 65. Qc6+ {Precision: White = 93%, Black = 50%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.34"]
[White "Gagare, Shardul"]
[Black "Indjic, Aleksandar"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "2495"]
[BlackElo "2630"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,106,8,29,6,14,7,9,3,22,0,34,23,56,50,56,69,89,3,33,20,6,35,44,48,51,20,28,16,27,35,41,0,0,0,121,117,134,136,137,134,114,89,129,122,121,139,125,103,116,62,60,37,26,8,64,54,57,0,113,0,0,0,0,0,0,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-2,-2,-3,-7,-7,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 c5 2. c4 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nc3 d6 6. O-O h5 7. e3 {A37: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3} Bg4 (7... Nh6 8. d4 Bg4 9. dxc5 dxc5 10. h3 Bd7 11. e4 Qc8 12. Nd5 h4 13. Bf4 Kf8 14. g4 Bxb2 {½-½ (40) Gagare,S (2501)-Ivanisevic,I (2583) St Petersburg 2018}) 8. h3 Bd7 9. d4 Qc8 10. Kh2 Nh6 $146 ({Predecessor:} 10... Nf6 11. dxc5 dxc5 12. e4 Be6 13. Qd3 Ng4+ 14. hxg4 hxg4+ {0-1 (32) Sertic,R (2430)-Indjic,A (2391) Vrbas 2011}) 11. dxc5 dxc5 12. e4 $1 Bxc3 13. bxc3 Qc7 14. Bf4 ({White should try} 14. Nh4 $16) 14... e5 (14... Ng4+ $5 15. Kh1 (15. hxg4 hxg4+ 16. Kg1 e5 $11) 15... e5 $14) 15. Bxh6 Rxh6 16. Qd5 Be6 17. Qxc5 Qe7 18. Qe3 $36 {[%mdl 2048] White fights for an advantage.} Rh8 19. c5 O-O-O 20. Rfb1 Bc4 21. Nd2 Rd3 22. Qe1 Ba6 ({Of course not} 22... Qxc5 $6 23. Nxc4 Qxc4 24. Bf1 $16) (22... Rxc3 $11 23. Nb3 Rc2) 23. Bf1 $16 h4 24. Bxd3 hxg3+ 25. fxg3 Bxd3 26. Rd1 f5 27. Qe3 Bc2 28. Rh1 Qe6 29. Kg1 Rd8 30. Re1 (30. Qf2 $16) 30... Rd3 $14 31. Qf2 Rxc3 32. Rh2 Nb4 (32... Bxe4 $11 33. Nxe4 (33. Rxe4 $2 fxe4 34. Nxe4 Rc1+ 35. Kg2 Qd5 $19) 33... fxe4) 33. exf5 gxf5 34. Nf3 (34. Re3 $14 Nd3 35. Qf1) 34... Nd3 {[#]} (34... Qd5 $1 $11 {remains equal.} 35. Ng5 (35. Nxe5 Be4 $14) 35... Kb8) 35. Qd4 (35. Qe3 $1 $16 Ba4 36. Nxe5 Nxe1 37. Qxc3 Qxe5 {[%mdl 64] Remove Defender, Decoy} 38. Qxe5 Nf3+ {[%mdl 64] Double Attack} 39. Kf2 Nxe5 40. Ke3) 35... Rc4 $11 {The position is equal.} 36. Rxe5 $1 Nxe5 37. Qxe5 Qxe5 38. Nxe5 Rxc5 {[%mdl 4096] Endgame KRB-KRN} 39. h4 Be4 40. Ng6 $1 Rc1+ 41. Kf2 Rc2+ 42. Kg1 Rc3 43. h5 Rxg3+ 44. Kf1 {Hoping for h6.} Rf3+ 45. Ke1 {Threatens to win with h6.} f4 46. Nf8 Rc3 47. h6 Rc1+ 48. Kf2 Ra1 49. Rh4 Rxa2+ 50. Ke1 Bd3 51. Rh3 $1 {[%cal Rh3d3]} Re2+ 52. Kd1 Re8 {[%mdl 64] [#] Trapped Piece} 53. h7 $1 {[%cal Rh7h8]} Rxf8 {Accuracy: White = 57%, Black = 69%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.35"]
[White "Lobanov, Sergei"]
[Black "Esipenko, Andrey"]
[Result "1/2-1/2"]
[ECO "C89"]
[WhiteElo "2526"]
[BlackElo "2603"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 29,81,41,41,45,77,27,28,40,33,19,39,27,63,16,41,24,54,21,25,24,24,18,23,-22,-29,-31,-23,-10,13,13,18,11,28,30,29,11,11,11,11,11,11,11,11,11,11,11,16,11,16,16,9,0,8,4]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Re4 g5 16. Qf1 {C89: Closed Ruy Lopez: Marshall Attack} ({And not} 16. Bxg5 Qf5 $17) 16... Qh5 17. Bd1 (17. Nd2 Bf5 18. f3 Rae8 19. Qf2 Nf6 20. Rxe8 Rxe8 21. Nf1 g4 22. Bd1 gxf3 23. Bxf3 Ng4 {½-½ (69) Short,N (2688)-Grandelius,N (2665) Malmo 2017}) 17... Qg6 18. Nd2 {White has an edge.} Bf5 19. Re1 Rae8 20. Nf3 f6 21. Bd2 Bd3 22. Qg2 {[#]} Re4 $146 ({Predecessor:} 22... g4 23. Nh4 Qg5 24. Rxe8 Rxe8 {1-0 (70) Sengupta,D (2580)-Halkias,S (2534) Hoogeveen 2015}) 23. a4 Rfe8 24. axb5 axb5 25. Bb3 Qf5 26. Re3 Rxe3 27. fxe3 Be4 28. Rf1 Qe6 {[#] White must now prevent ...g4.} (28... h5 {is more complex.} 29. Bc1 Qg4 30. Bc2 Bxc2 31. Qxc2 Kg7) 29. Qf2 $1 Kg7 30. Bc1 {White wants to play Nd2.} Bg6 31. Re1 h6 32. e4 Bxe4 {The position is equal.} 33. Nd2 f5 34. Nxe4 fxe4 35. Bc2 Nf6 36. Qe2 Qd5 37. Kg2 Re7 38. Be3 Ra7 39. Rf1 Ra2 40. Bb1 Ra8 41. Rd1 {Accuracy: White = 53%, Black = 63%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.36"]
[White "Lalith Babu M R"]
[Black "Kevlishvili, Robby"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2556"]
[BlackElo "2463"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,95,23,43,41,54,35,58,41,39,41,31,27,23,12,23,18,14,8,12,0,22,3,5,22,43,49,129,129,139,132,133,133,135,154,239,231,427,431,431,431,424,427,430,420,409,408,398,394,395,371,29961,2619,5197,1952,6416,5864,1887,1833,29971,29972,6203,164,164,0,5222,539,475,0,858,446,392,362,1316,1269,5377,6664,29988,29989,29992,29993]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 g6 5. d4 exd4 6. Nxd4 Bg7 7. Nxc6 bxc6 8. Bg2 O-O 9. O-O Bb7 10. Be3 {A29: English Opening: Four Knights Variation with 4 g3} (10. Qb3 Qc8 11. Rd1 d6 12. Be3 Re8 13. Bd4 Nd7 14. Rac1 Bxd4 15. Rxd4 Rb8 16. Qc2 c5 17. Bxb7 Qxb7 {½-½ (44) Zaragatski,I (2494)-Godard,M (2348) Naujac 2013}) 10... Re8 $146 ({Predecessor:} 10... Qe7 11. h3 Rfb8 12. Qd2 c5 13. Bxb7 Rxb7 14. b3 d6 15. Rae1 Qe6 16. g4 a5 17. Bg5 Nxg4 {½-½ (61) Saler Grafenberger,E-Kopinits,A (2117) Hartberg 2003}) 11. Bd4 d6 12. Qa4 {White is slightly better.} Nd7 13. Bxg7 Kxg7 14. Rfd1 Qb8 15. Qb3 Nc5 16. Qc2 a5 17. Rd4 Ra6 18. Qd2 Qd8 19. Ne4 Nxe4 20. Bxe4 Qe7 21. Bf3 $36 {[%mdl 2048] White is pushing.} Rb6 (21... Bc8 $14) 22. Re4 $16 Qd8 23. Rxe8 Qxe8 24. Qxa5 Rxb2 25. Qxc7 Qe5 (25... Qe6 $16 {was necessary.}) 26. Rd1 $18 Ba6 $2 {[#]} (26... Qf5 {is a better defense.} 27. Qxd6 c5) 27. Rxd6 Rb1+ 28. Kg2 Qa1 29. Rxc6 Bb7 30. Bd5 Bxc6 31. Qxf7+ (31. Bxc6 Rg1+ 32. Kf3 Qf6+ 33. Ke4 Qf5+ 34. Ke3 Qc5+ 35. Kf3 Rd1 $19) 31... Kh6 {[#] Hoping for ...Rg1+.} 32. Bxc6 {[%mdl 4096] Endgame Threatens to win with h4. KQR-KQB} Rg1+ 33. Kf3 Qxa2 $2 (33... Qg7 $18 34. Qf4+ g5) 34. Qf4+ (34. Qf8+ $142 Kh5 35. Qc5+ Kh6 36. Qe3+ Kg7 37. Qe7+ Kh6 38. c5 Qb3+ 39. e3) 34... Kg7 35. Qd4+ Kh6 36. Qe3+ Kg7 37. Bd5 Qb2 38. Qe7+ Kh6 39. Qh4+ $2 (39. h4 Qb8 40. c5) 39... Kg7 40. Qe7+ $2 (40. Qd8 Qf6+ 41. Qxf6+ Kxf6 42. Kf4) 40... Kh6 41. Bg8 (41. h4 $142 {Strongly threatening e3.} Qb8 42. c5) 41... Qh8 42. Bd5 $2 (42. Be6 $18 {And now Qh4+ would win.} Qe5 43. h4) 42... Qc8 $2 {[%mdl 8192]} (42... Qb2 $11 43. h4 Qb8) 43. Be6 Qa8+ 44. e4 Re1 $2 (44... Qa1 45. Qf8+ Qg7 46. Qf4+ g5) 45. Bd5 Qc8 46. c5 Qh3 47. Be6 Qh5+ 48. Bg4 {Accuracy: White = 67%, Black = 37%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.37"]
[White "Murzin, Volodar"]
[Black "Tsydypov, Zhamsaran"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2337"]
[BlackElo "2547"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,64,28,18,20,12,23,26,12,23,8,21,9,24,-11,24,8,18,-25,-14,-4,-35,-30,-3,-22,-19,-24,0,0,-7,-64,-79,-104,-75,-155,-131,-294,-300,-433,-244,-250,-97,-133,-135,-316,-266,-337,-344,-373,-196,-766,-731,-865,-829,-1438,-1414,-3005,-3004]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O a6 5. Bd3 (5. Bxd7+ Bxd7 6. d4 cxd4 7. Qxd4 e5 8. Qd3 h6 9. a4 Nf6 10. a5 Be7 11. c4 b5 12. axb6 Qxb6 13. Nc3 O-O 14. Be3 Qb7 15. h3 Rfc8 16. Nd2 Be6 17. Rfb1 a5 18. b3 Ra6 19. Ra2 Bd7 20. Rba1 {½-½ (20) Wang,H (2730)-Nepomniachtchi,I (2763) St Petersburg 2018}) 5... Ngf6 6. c3 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} b5 7. Bc2 Bb7 8. Qe2 {White has an edge.} g6 9. d4 Bg7 10. Re1 O-O 11. Nbd2 e5 12. d5 Nb6 $146 ({Predecessor:} 12... Qc7 13. Nf1 h6 14. Ng3 c4 15. h3 {½-½ (27) Leskur,D (2378)-Raja,R (2421) Novi Sad 2018}) 13. b3 Nbxd5 14. exd5 Nxd5 15. Bb2 Nf4 16. Qd1 f5 17. c4 g5 {White must now prevent ...g4.} 18. g3 Nh3+ 19. Kf1 g4 20. Ng1 {And now Nxh3 would win.} Ng5 21. Qe2 {[#]} (21. cxb5 $142 axb5 22. a4) 21... Qd7 $1 $17 22. h4 $2 (22. Rad1 $17) 22... gxh3 $19 {[%csl Gh3][%cal Rb7g2]} 23. f3 (23. Qh5 {keeps fighting.} Bg2+ 24. Ke2) 23... Qf7 (23... e4 $142 24. Bxg7 Qxg7) 24. Qh2 {[#]} Qh5 $2 (24... e4 $1 $19 25. Bxg7 Qxg7) 25. Bd1 Qh6 {[%mdl 1024] Black has strong compensation.} 26. Be2 $2 (26. Rc1 $17) 26... b4 27. Rad1 Rae8 28. Bc1 Qh5 (28... Re6 $142 29. Bb2 Ree8) 29. Nb1 $2 (29. Bb2 f4 30. g4) 29... f4 {Black is clearly winning.} 30. g4 Qh4 31. Nxh3 e4 32. fxe4 Bxe4 {Accuracy: White = 28%, Black = 55%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.38"]
[White "Ghaem Maghami, Ehsan"]
[Black "Harika, Dronavalli"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2540"]
[BlackElo "2471"]
[Annotator "ChessBase"]
[PlyCount "33"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. c4 e6 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:06:23]} d5 {[%emt 0:00:23]} 3. d4 {[%emt 0:01:12]} Nf6 {[%emt 0:00:13]} 4. g3 {[%emt 0:01:21]} dxc4 {[%emt 0:00:47]} 5. Bg2 {[%emt 0:01:49]} Bb4+ {[%emt 0:00:26]} 6. Bd2 {[%emt 0:00:12]} a5 {[%emt 0:00:16]} 7. Qc2 {[%emt 0:00:13]} Bxd2+ {[%emt 0:00:19]} 8. Qxd2 {[%emt 0:00:25]} c6 {[%emt 0:00:38]} 9. a4 {[%emt 0:00:59]} Ne4 {[%emt 0:00:16]} 10. Qf4 {[%emt 0:18:49]} Qb6 {[%emt 0:01:20]} 11. Ne5 {[%emt 0:18:06]} f6 {[%emt 0:14:07]} 12. Nxc4 {[%emt 0:24:50]} Qb4+ {[%emt 0:00:27]} 13. Nbd2 {[%emt 0:02:42]} Nxd2 {[%emt 0:00:15]} 14. Nxd2 {[%emt 0:00:07]} Nd7 {[%emt 0:03:55]} 15. Qe3 {[%emt 0:01:05]} Nb6 {[%emt 0:03:30]} 16. Qc3 {[%emt 0:03:44]} Nd5 {[%emt 0:04:10]} 17. Qxb4 {[%emt 0:06:41]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.39"]
[White "Prithu Gupta"]
[Black "Debashis, Das"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2470"]
[BlackElo "2532"]
[Annotator "ChessBase"]
[PlyCount "29"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 2. Nc3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 3. cxd5 {[%emt 0:00:12]} exd5 {[%emt 0:00:02]} 4. d4 {[%emt 0:00:05]} c6 {[%emt 0:00:28]} 5. Bf4 {[%emt 0:00:50]} Bd6 {[%emt 0:00:14]} 6. Bg3 {[%emt 0:01:43]} Ne7 {[%emt 0:00:25]} 7. e3 {[%emt 0:00:10]} O-O {[%emt 0:01:03]} 8. Bd3 {[%emt 0:00:06]} Bf5 {[%emt 0:00:37]} 9. Nge2 {[%emt 0:03:17]} Bxd3 {[%emt 0:01:09]} 10. Qxd3 {[%emt 0:00:17]} Na6 {[%emt 0:01:07]} 11. O-O {[%emt 0:05:12]} Nc7 {[%emt 0:01:15]} 12. Rab1 {[%emt 0:02:00]} a5 {[%emt 0:02:43]} 13. Na4 {[%emt 0:01:19]} Ne6 {[%emt 0:06:50]} 14. Rfc1 {[%emt 0:01:10]} Nc8 {[%emt 0:01:24]} 15. Qc2 {[%emt 0:13:30]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.26"]
[Round "8.40"]
[White "Pourramezanali, Amirreza"]
[Black "Raja Rithvik R"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2529"]
[BlackElo "2443"]
[Annotator "TA"]
[PlyCount "125"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,125,18,17,15,12,16,22,24,17,21,33,16,11,8,18,10,18,12,7,11,22,16,37,20,30,15,16,0,17,11,32,28,26,36,29,31,46,0,0,0,0,0,0,0,0,0,-11,-31,-31,-35,-38,-193,-218,-405,-406,-406,-397,-443,-427,-397,-324,-473,-208,-423,-412,-415,-423,-425,-405,-403,-410,-387,-189,-202,-65,-225,-43,-72,-72,-76,-7,-31,0,0,0,0,0,0,0,0,0,0,14,14,14,14,14,14,14,14,14,14,14,14,14,10,10,10,10,8,10,10,10,10,10,10,10,10]} 1. Nf3 d5 2. g3 Bg4 3. Bg2 c6 4. h3 Bh5 5. O-O e6 6. d4 {A07: Réti Opening: New York and Capablanca Systems} Nf6 7. c4 Nbd7 8. cxd5 exd5 9. Nh4 Bg6 10. Nc3 Be7 11. Nxg6 hxg6 12. Qc2 $146 O-O 13. Rb1 Nb6 14. b4 a6 15. a4 Rc8 16. Rd1 Re8 17. a5 Nc4 18. Na4 Nd6 19. Nc5 Qc7 20. Bf4 Rcd8 21. Bf3 Qc8 22. Kg2 Nfe4 23. Be5 ({Don't play} 23. Nxe4 dxe4 24. Bxe4 Nxe4 $15) 23... Ng5 24. Bg4 f5 25. h4 Ngf7 26. Bh3 Nxe5 27. dxe5 Nc4 $36 {[%mdl 2048] White should prevent ...Bxc5. Black fights for an advantage.} 28. Nd3 Na3 {[%mdl 64] Double Attack} 29. Qb2 Nxb1 30. Nf4 $2 (30. Qxb1 $15 Qe6 31. f4) 30... g5 $19 31. Qxb1 $2 (31. hxg5 {only move.} Bxg5 32. Rxb1) 31... g4 ({But not} 31... gxf4 $2 32. Bxf5 Qxf5 33. Qxf5 $18) 32. Bxg4 fxg4 33. Qg6 Bf8 34. e6 {intending Qf7+.} Re7 35. e4 (35. Rd3 {was the only chance.} Qb8 36. Qxg4) 35... d4 (35... dxe4 $142 36. Rxd8 Qxd8 37. Qxe4 Rc7) 36. h5 $2 (36. Qxg4 {was forced.} c5 37. bxc5) 36... Rde8 37. Qxg4 Rxe6 38. Nxe6 Qxe6 39. Qxe6+ Rxe6 40. Rxd4 {[%mdl 4096] Endgame KRB-KR} Re5 (40... Rd6 $142 41. Rc4 Rd2) 41. f4 Rb5 ({Black should play} 41... Rxh5 $19 42. e5 g6) 42. e5 $2 {[#]} ({Better is} 42. Rd8 $15) 42... Bxb4 $2 (42... Rd5 $1 $19 {[%cal Rd5d4]} 43. Re4 Rd2+ 44. Kf3 Rd3+ 45. Kg4 Kf7) 43. Rd8+ $1 $15 Kf7 44. Rd7+ {[#]} Kf8 (44... Be7 $1 $17 {Threatens to win with ...Ke8.} 45. g4 Ke6) 45. g4 $1 $11 c5 46. e6 {The position is equal.} c4 47. Rf7+ Kg8 {Hoping for ...c3.} 48. Rc7 Bd6 49. Rc8+ Kh7 {Strongly threatening ...Rc5.} 50. g5 $1 {[%cal Rg5g6] g6+ would kill now.} Bxf4 51. e7 Rxg5+ 52. Kf3 Re5 53. e8=Q Rxe8 54. Rxe8 {KR-KB} Bc7 55. Rc8 Bxa5 56. Rxc4 {aiming for Rd4.} Be1 57. Rc1 Bb4 58. Ke4 a5 59. Kd5 b6 60. Rc6 Bc5 61. Kc4 Be3 62. Kb5 Bd4 63. Rg6 {Accuracy: White = 65%, Black = 51%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.1"]
[White "Sasikiran, Krishnan"]
[Black "Wang, Hao"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2678"]
[BlackElo "2714"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,53,24,20,22,14,15,17,17,14,23,22,10,12,21,20,27,33,22,20,21,18,13,0,0,0,0,0,12,13,10,0,7,0,0,0,0,-6]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nxe5 8. Rxe5 O-O 9. d4 Bf6 10. Re1 Re8 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4} 11. c3 (11. Rxe8+ Nxe8 12. c3 d5 13. Bf4 Nd6 14. Nd2 c6 15. Qf3 Be6 16. Re1 Qd7 17. h3 Re8 18. Bd3 {1-0 (26) Saric,I (2690)-Caruana,F (2828) chess.com INT 2019}) 11... Rxe1 12. Qxe1 Ne8 13. Bf4 d5 14. Nd2 {[%cal Bb1d2,Bd2f3,Bf3e5][%mdl 32]} Nd6 15. Qe3 Nf5 $146 ({Predecessor:} 15... Be6 16. Nf3 Qd7 17. Ne5 Bxe5 18. Qxe5 {½-½ (26) Janisch,M (2399)-Fonteneau,B (2304) ICCF email 2016}) 16. Qe2 c6 17. Re1 {[#] White wants to mate with Qe8+.} Be6 18. Nf3 {The position is equal.} Nh4 19. Ne5 Ng6 20. Nd3 Nxf4 21. Nxf4 Bd7 22. Nh5 g6 23. Nxf6+ Qxf6 24. Qd1 Qd6 25. Qa4 a5 26. Qb3 b5 27. Qd1 {Accuracy: White = 49%, Black = 71%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.2"]
[White "Petrosian, Tigran L."]
[Black "Martirosyan, Haik M."]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "2595"]
[BlackElo "2616"]
[Annotator "ChessBase"]
[PlyCount "92"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:01:51]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:09]} 3. Bc4 {[%emt 0:00:38]} Bc5 {[%emt 0:00:18]} 4. d3 {[%emt 0:03:39]} Nf6 {[%emt 0:00:50]} 5. Bg5 {[%emt 0:00:22]} h6 {[%emt 0:00:48]} 6. Bh4 {[%emt 0:00:07]} a6 {[%emt 0:01:14]} 7. a4 {[%emt 0:03:44]} d6 {[%emt 0:00:28]} 8. c3 {[%emt 0:00:29]} Ba7 {[%emt 0:00:34]} 9. O-O {[%emt 0:06:47]} Qe7 {[%emt 0:00:42]} 10. Nbd2 {[%emt 0:05:15]} g5 {[%emt 0:00:33]} 11. Bg3 {[%emt 0:04:05]} Nd7 {[%emt 0:00:15]} 12. Bd5 {[%emt 0:27:00]} h5 {[%emt 0:15:31]} 13. h4 {[%emt 0:01:45]} g4 {[%emt 0:01:00]} 14. Ne1 {[%emt 0:05:46]} Nf8 {[%emt 0:02:28]} 15. d4 {[%emt 0:01:57]} Ng6 {[%emt 0:07:22]} 16. Nc4 {[%emt 0:07:12]} exd4 {[%emt 0:21:20]} 17. Nd3 {[%emt 0:24:41]} Nce5 {[%emt 0:20:08]} 18. cxd4 {[%emt 0:02:00]} Nxc4 {[%emt 0:04:16]} 19. Bxc4 {[%emt 0:00:15]} Bxd4 {[%emt 0:02:59]} 20. Nf4 {[%emt 0:03:45]} c5 {[%emt 0:02:42]} 21. Nxg6 {[%emt 0:00:28]} fxg6 {[%emt 0:00:08]} 22. b4 {[%emt 0:00:33]} Be6 {[%emt 0:04:09]} 23. bxc5 {[%emt 0:00:29]} dxc5 {[%emt 0:00:37]} 24. Bxe6 {[%emt 0:00:32]} Qxe6 {[%emt 0:00:17]} 25. Rb1 {[%emt 0:00:05]} b6 {[%emt 0:05:46]} 26. Qb3 {[%emt 0:00:54]} c4 {[%emt 0:00:21]} 27. Qb4 {[%emt 0:00:29]} Bc5 {[%emt 0:00:43]} 28. Qc3 {[%emt 0:00:22]} O-O {[%emt 0:00:33]} 29. Rfc1 {[%emt 0:00:06]} Rad8 {[%emt 0:00:43]} 30. Rc2 {[%emt 0:01:04]} Rd4 {[%emt 0:02:26]} 31. Re1 {[%emt 0:00:25]} b5 {[%emt 0:01:05]} 32. axb5 {[%emt 0:00:04]} axb5 {[%emt 0:00:04]} 33. Qa5 {[%emt 0:00:06]} Qc6 {[%emt 0:01:41]} 34. Rb1 {[%emt 0:01:24]} b4 {[%emt 0:01:07]} 35. Rxb4 {[%emt 0:00:24]} Bxb4 {[%emt 0:00:59]} 36. Qxb4 {[%emt 0:00:02]} Qxe4 {[%emt 0:00:19]} 37. Ra2 {[%emt 0:01:05]} Qe6 {[%emt 0:01:28]} 38. Kh2 {[%emt 0:00:29]} Rd7 {[%emt 0:00:32]} 39. Rc2 {[%emt 0:00:31]} Rc8 {[%emt 0:00:18]} 40. Qc3 {[%emt 0:00:00]} Rd3 {[%emt 0:00:00]} 41. Qa5 {[%emt 0:09:45]} Rd1 {[%emt 0:08:58]} 42. Qg5 {[%emt 0:03:20]} c3 {[%emt 0:04:54]} 43. Qh6 {[%emt 0:02:32]} Qf5 {[%emt 0:02:43]} 44. Re2 {[%emt 0:00:55]} c2 {[%emt 0:01:12]} 45. Be5 {[%emt 0:03:31]} Rh1+ {[%emt 0:00:21]} 46. Kg3 {[%emt 0:00:04]} Rh3+ {[%emt 0:00:09]} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.3"]
[White "Kulaots, Kaido"]
[Black "Khismatullin, Denis"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2542"]
[BlackElo "2621"]
[Annotator "ChessBase"]
[PlyCount "151"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 2. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:23]} e5 {[%emt 0:00:00]} 4. Nf3 {[%emt 0:02:06]} Nbd7 {[%emt 0:00:09]} 5. Bc4 {[%emt 0:00:16]} Be7 {[%emt 0:00:04]} 6. O-O {[%emt 0:00:25]} O-O {[%emt 0:00:09]} 7. Re1 {[%emt 0:00:54]} c6 {[%emt 0:03:32]} 8. a4 {[%emt 0:01:16]} h6 {[%emt 0:00:05]} 9. h3 {[%emt 0:04:11]} Re8 {[%emt 0:02:02]} 10. Be3 {[%emt 0:03:00]} Qc7 {[%emt 0:04:59]} 11. Ba2 {[%emt 0:03:59]} Nf8 {[%emt 0:10:13]} 12. Nh4 {[%emt 0:09:29]} exd4 {[%emt 0:20:45]} 13. Bxd4 {[%emt 0:00:58]} N6h7 {[%emt 0:04:27]} 14. Nf3 {[%emt 0:09:15]} Be6 {[%emt 0:02:11]} 15. Bxe6 {[%emt 0:01:05]} Nxe6 {[%emt 0:00:57]} 16. Be3 {[%emt 0:00:42]} Bf6 {[%emt 0:01:11]} 17. Qd2 {[%emt 0:05:51]} Nhg5 {[%emt 0:04:44]} 18. Nxg5 {[%emt 0:04:35]} hxg5 {[%emt 0:00:32]} 19. a5 {[%emt 0:09:45]} Qe7 {[%emt 0:06:57]} 20. Rad1 {[%emt 0:04:08]} Be5 {[%emt 0:04:25]} 21. b3 {[%emt 0:01:28]} Qf6 {[%emt 0:06:02]} 22. Ne2 {[%emt 0:01:39]} c5 {[%emt 0:01:16]} 23. Qd3 {[%emt 0:07:40]} Rad8 {[%emt 0:02:50]} 24. Qc4 {[%emt 0:00:39]} Nf4 {[%emt 0:07:33]} 25. Bxf4 {[%emt 0:05:07]} gxf4 {[%emt 0:00:05]} 26. Rd3 {[%emt 0:00:12]} d5 {[%emt 0:06:19]} 27. exd5 {[%emt 0:04:12]} Bc7 {[%emt 0:01:07]} 28. a6 {[%emt 0:15:45]} Rxe2 {[%emt 0:07:11]} 29. Rxe2 {[%emt 0:00:05]} Qa1+ {[%emt 0:00:03]} 30. Kh2 {[%emt 0:00:05]} f3+ {[%emt 0:01:17]} 31. d6 {[%emt 0:00:13]} fxe2 {[%emt 0:01:53]} 32. dxc7 {[%emt 0:00:09]} Qe5+ {[%emt 0:01:18]} 33. f4 {[%emt 0:03:15]} Qxc7 {[%emt 0:01:07]} 34. Rxd8+ {[%emt 0:00:13]} Qxd8 {[%emt 0:00:03]} 35. Qxe2 {[%emt 0:00:10]} bxa6 {[%emt 0:01:09]} 36. Qxa6 {[%emt 0:00:21]} Qd4 {[%emt 0:00:41]} 37. Qc8+ {[%emt 0:01:26]} Kh7 {[%emt 0:00:01]} 38. Qf5+ {[%emt 0:00:08]} Kg8 {[%emt 0:00:59]} 39. Qc8+ {[%emt 0:00:18]} Kh7 {[%emt 0:00:05]} 40. Qf5+ {[%emt 0:00:00]} Kg8 {[%emt 0:00:00]} 41. Qe5 {[%emt 0:01:46]} Qf2 {[%emt 0:07:56]} 42. Qe8+ {[%emt 0:02:27]} Kh7 {[%emt 0:00:04]} 43. Qxf7 {[%emt 0:00:16]} Qxc2 {[%emt 0:00:04]} 44. Qxa7 {[%emt 0:01:24]} Qxb3 {[%emt 0:05:23]} 45. Qxc5 {[%emt 0:00:06]} Qb8 {[%emt 0:00:19]} 46. Kg3 {[%emt 0:01:00]} Qd8 {[%emt 0:02:15]} 47. Qh5+ {[%emt 0:01:00]} Kg8 {[%emt 0:00:02]} 48. Qe5 {[%emt 0:00:32]} Kh7 {[%emt 0:00:18]} 49. Qf5+ {[%emt 0:03:14]} Kg8 {[%emt 0:02:47]} 50. Kg4 {[%emt 0:00:43]} Qd1+ {[%emt 0:01:45]} 51. Kg5 {[%emt 0:01:08]} Qd8+ {[%emt 0:06:41]} 52. Kh5 {[%emt 0:00:23]} Qe8+ {[%emt 0:00:17]} 53. Qg6 {[%emt 0:04:02]} Qe2+ {[%emt 0:00:34]} 54. Kh4 {[%emt 0:02:50]} Qe1+ {[%emt 0:01:41]} 55. g3 {[%emt 0:00:32]} Qe7+ {[%emt 0:01:50]} 56. Qg5 {[%emt 0:00:23]} Qe4 {[%emt 0:01:26]} 57. Qd8+ {[%emt 0:03:39]} Kh7 {[%emt 0:00:02]} 58. Qd6 {[%emt 0:01:12]} Qe1 {[%emt 0:02:25]} 59. f5 {[%emt 0:01:35]} Qf2 {[%emt 0:02:11]} 60. Qe6 {[%emt 0:03:29]} Kh8 {[%emt 0:01:19]} 61. Kg4 {[%emt 0:00:46]} Kh7 {[%emt 0:00:42]} 62. h4 {[%emt 0:00:25]} Kh8 {[%emt 0:00:52]} 63. Qe8+ {[%emt 0:00:54]} Kh7 {[%emt 0:00:01]} 64. Qg6+ {[%emt 0:00:07]} Kh8 {[%emt 0:00:08]} 65. Kh5 {[%emt 0:00:29]} Qe2+ {[%emt 0:01:48]} 66. g4 {[%emt 0:00:09]} Qf3 {[%emt 0:00:31]} 67. Qe6 {[%emt 0:02:59]} Kh7 {[%emt 0:00:16]} 68. Kg5 {[%emt 0:00:10]} Qc3 {[%emt 0:01:01]} 69. Kh5 {[%emt 0:02:16]} Qf3 {[%emt 0:00:23]} 70. Qe5 {[%emt 0:02:51]} Qd3 {[%emt 0:00:38]} 71. Qe8 {[%emt 0:03:38]} Qf3 {[%emt 0:00:15]} 72. Qg6+ {[%emt 0:00:24]} Kh8 {[%emt 0:00:16]} 73. f6 {[%emt 0:01:02]} gxf6 {[%emt 0:01:11]} 74. Qf7 {[%emt 0:02:16]} Qf4 {[%emt 0:00:40]} 75. Qe8+ {[%emt 0:00:09]} Kg7 {[%emt 0:00:27]} 76. Qg6+ {[%emt 0:00:09]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.4"]
[White "Sarana, Alexey"]
[Black "Chigaev, Maksim"]
[Result "1/2-1/2"]
[ECO "E65"]
[WhiteElo "2630"]
[BlackElo "2613"]
[Annotator "ChessBase"]
[PlyCount "159"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:00]} g6 {[%emt 0:00:00]} 4. Nf3 {[%emt 0:00:05]} Bg7 {[%emt 0:00:00]} 5. g3 {[%emt 0:00:03]} O-O {[%emt 0:00:00]} 6. Bg2 {[%emt 0:00:03]} c5 {[%emt 0:00:03]} 7. O-O {[%emt 0:00:07]} Nc6 {[%emt 0:00:04]} 8. dxc5 {[%emt 0:00:36]} dxc5 {[%emt 0:00:05]} 9. Be3 {[%emt 0:00:04]} b6 {[%emt 0:00:06]} 10. Qa4 {[%emt 0:10:08]} Bd7 {[%emt 0:02:57]} 11. Qc2 {[%emt 0:08:53]} Rc8 {[%emt 0:18:54]} 12. Rad1 {[%emt 0:01:28]} Ng4 {[%emt 0:02:13]} 13. Bc1 {[%emt 0:08:50]} Nd4 {[%emt 0:00:47]} 14. Qd2 {[%emt 0:01:55]} Bc6 {[%emt 0:08:06]} 15. Qg5 {[%emt 0:04:01]} h5 {[%emt 0:09:15]} 16. Nxd4 {[%emt 0:05:55]} cxd4 {[%emt 0:00:03]} 17. Nd5 {[%emt 0:01:39]} Nf6 {[%emt 0:01:54]} 18. Rxd4 {[%emt 0:08:14]} Bxd5 {[%emt 0:07:37]} 19. cxd5 {[%emt 0:01:01]} Nh7 {[%emt 0:00:05]} 20. Qe3 {[%emt 0:00:30]} Bxd4 {[%emt 0:00:05]} 21. Qxd4 {[%emt 0:00:03]} e5 {[%emt 0:06:54]} 22. Qxe5 {[%emt 0:06:32]} Re8 {[%emt 0:00:17]} 23. Qd4 {[%emt 0:00:38]} Rxe2 {[%emt 0:01:19]} 24. Bd2 {[%emt 0:00:22]} Qf6 {[%emt 0:16:29]} 25. Qd3 {[%emt 0:00:15]} Ree8 {[%emt 0:00:59]} 26. Bh3 {[%emt 0:06:02]} Rcd8 {[%emt 0:01:57]} 27. Bc3 {[%emt 0:01:57]} Qd6 {[%emt 0:01:09]} 28. Qd4 {[%emt 0:00:37]} f6 {[%emt 0:00:01]} 29. Rd1 {[%emt 0:01:34]} Ng5 {[%emt 0:00:51]} 30. Bg2 {[%emt 0:00:05]} Kg7 {[%emt 0:01:54]} 31. a4 {[%emt 0:10:21]} Nf7 {[%emt 0:02:15]} 32. a5 {[%emt 0:01:33]} Ne5 {[%emt 0:08:23]} 33. h3 {[%emt 0:06:44]} Nd7 34. Ra1 Re7 {[%emt 0:04:47]} 35. Qc4 {[%emt 0:02:50]} Ne5 {[%emt 0:02:40]} 36. Qb3 {[%emt 0:03:11]} Nd7 {[%emt 0:00:55]} 37. Qb5 {[%emt 0:01:01]} Nc5 {[%emt 0:00:42]} 38. Rc1 {[%emt 0:03:30]} h4 {[%emt 0:03:06]} 39. gxh4 {[%emt 0:02:02]} Qf4 {[%emt 0:00:01]} 40. Ra1 {[%emt 0:00:00]} Rd6 {[%emt 0:00:00]} 41. axb6 {[%emt 0:05:58]} axb6 {[%emt 0:00:22]} 42. Qb4 {[%emt 0:01:54]} Qxb4 {[%emt 0:04:01]} 43. Bxb4 {[%emt 0:00:30]} Re2 {[%emt 0:01:01]} 44. Bc3 {[%emt 0:04:29]} Ne4 {[%emt 0:01:01]} 45. Ra7+ {[%emt 0:00:40]} Kg8 46. Ra8+ {[%emt 0:03:33]} Kf7 {[%emt 0:01:08]} 47. Ra7+ {[%emt 0:08:50]} Ke8 48. Bd4 {[%emt 0:00:25]} Rxd5 {[%emt 0:06:42]} 49. Bxb6 f5 50. b4 {[%emt 0:02:13]} Rb5 {[%emt 0:14:56]} 51. Bc5 {[%emt 0:00:37]} Kd8 {[%emt 0:02:57]} 52. Bxe4 {[%emt 0:00:44]} Rxe4 {[%emt 0:00:28]} 53. Rg7 {[%emt 0:00:03]} Re6 {[%emt 0:02:34]} 54. Kg2 {[%emt 0:00:07]} Kc8 {[%emt 0:01:08]} 55. Kg3 {[%emt 0:01:47]} Rb7 56. Rg8+ {[%emt 0:00:08]} Kd7 {[%emt 0:00:43]} 57. Kf4 {[%emt 0:01:31]} Kc6 {[%emt 0:00:13]} 58. h5 {[%emt 0:00:04]} gxh5 {[%emt 0:01:25]} 59. Kxf5 {[%emt 0:00:02]} Re1 {[%emt 0:00:26]} 60. Rg6+ {[%emt 0:03:05]} Kd5 {[%emt 0:00:01]} 61. Rd6+ {[%emt 0:00:52]} Kc4 {[%emt 0:00:05]} 62. Rd4+ {[%emt 0:00:30]} Kb5 {[%emt 0:00:01]} 63. Rh4 {[%emt 0:00:36]} Rf7+ {[%emt 0:00:48]} 64. Kg6 {[%emt 0:00:01]} Rf3 {[%emt 0:00:18]} 65. Rxh5 {[%emt 0:00:26]} Rg1+ {[%emt 0:00:10]} 66. Kh7 {[%emt 0:00:16]} Rf7+ {[%emt 0:00:26]} 67. Kh8 {[%emt 0:00:02]} Kc4 {[%emt 0:00:21]} 68. h4 {[%emt 0:00:37]} Rd1 {[%emt 0:00:46]} 69. Kg8 {[%emt 0:00:42]} Rf4 {[%emt 0:00:49]} 70. Be3 {[%emt 0:04:39]} Rg4+ {[%emt 0:01:00]} 71. Bg5 {[%emt 0:00:02]} Rf1 {[%emt 0:00:32]} 72. b5 {[%emt 0:00:48]} Rxf2 {[%emt 0:00:52]} 73. b6 {[%emt 0:00:05]} Rf6 {[%emt 0:00:50]} 74. b7 {[%emt 0:00:32]} Rb6 {[%emt 0:00:04]} 75. Rh7 {[%emt 0:00:05]} Kb5 {[%emt 0:00:21]} 76. Rf7 {[%emt 0:01:06]} Ka6 {[%emt 0:00:18]} 77. Kg7 {[%emt 0:00:02]} Rxb7 {[%emt 0:00:09]} 78. Rxb7 {[%emt 0:00:03]} Kxb7 {[%emt 0:00:06]} 79. Kg6 {[%emt 0:00:02]} Rxh4 {[%emt 0:00:07]} 80. Bxh4 {[%emt 0:00:02]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.5"]
[White "Inarkiev, Ernesto"]
[Black "Tabatabaei, M.amin"]
[Result "1-0"]
[ECO "B68"]
[WhiteElo "2692"]
[BlackElo "2590"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,103,33,27,28,27,-22,8,12,5,13,18,27,34,-3,50,45,39,0,0,0,92,103,93,93,113,95,115,133,125,122,161,151,268,192,281,255,266,285,729,729,650,341,341,341,341,341,341,334,873,427,493,486,597,597,454,282,274,266,446,444,407,407,473,408,696,674,1694,1645,1579,1510,1340,1007,1587,1309,4622,4594,2887,2650,1932,1550]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 Be7 10. Nf3 b5 11. e5 b4 12. exf6 bxc3 13. Qxc3 gxf6 14. Kb1 {B68: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7 9 f4 Be7} (14. Bh4 Rg8 15. Kb1 Rb8 16. Rg1 Qb6 17. Be2 f5 18. Bxe7 Kxe7 19. b3 Rgc8 20. Qg7 Nb4 21. Ng5 Be8 22. Nxh7 {½-½ (29) Volokitin,A (2634)-Salgado Lopez,I (2624) Germany 2018}) 14... a5 15. Nd4 $146 ({Predecessor:} 15. Bh4 Rc8 16. Nd4 Ne5 17. Qg3 Ng6 18. f5 Nxh4 19. fxe6 fxe6 20. Qxh4 h5 21. Bd3 Kf7 {0-1 (40) Husek,M (2151)-Havelka,J (2320) Czech Republic 2018}) 15... Nxd4 16. Qxd4 {The position is equal.} Rb8 17. Bh4 Rb4 18. c4 Rg8 19. Rd2 h5 (19... Bc6 $11) 20. Qd3 $36 {[%mdl 2048] White has good play.} Rg4 21. g3 Bc6 22. Bg2 Qa8 (22... Bxg2 $11 {keeps the balance.} 23. Rxg2 Qc7) 23. Bxc6+ $16 Qxc6 {[%mdl 64] [#] Double Attack} 24. Rc1 f5 25. a3 Rb7 26. Bxe7 Kxe7 27. Re1 Rg6 28. Qxf5 $1 h4 (28... Qxc4 $16 {keeps fighting.} 29. Qxh5 (29. Qxa5 Qb5 $16) 29... Qc3) 29. Qd3 (29. Qxa5 hxg3 30. f5 gxh2 $18) 29... hxg3 (29... Kf8 $142 30. f5 (30. Qxd6+ Qxd6 31. Rxd6 hxg3 $16) (30. gxh4 Qc5 $18) 30... exf5) 30. hxg3 Rc7 31. f5 Rf6 $2 (31... Rh6 32. b3 Rb7 33. fxe6 Rxe6 34. Rxe6+ fxe6) 32. g4 $18 Qc5 33. Re4 Kd7 34. Qc3 exf5 35. Qxf6 {[%mdl 64] [#] Double Attack} fxe4 36. Qxf7+ {[%mdl 4096] Endgame KQR-KQR} Kd8 $2 (36... Kc6 37. Qe8+ {[%mdl 64] Double Attack} Kb7 38. Qxe4+ Qc6 39. Qxc6+ Kxc6) 37. Qe6 (37. Qf8+ $142 Kd7 38. Rd5) 37... Rc6 38. Qxe4 Kc7 39. Rg2 Qg5 40. Qf5 Qxf5+ 41. gxf5 {KR-KR} Kd7 $2 (41... Kd8 42. b3 Rc5) 42. Rg7+ Ke8 43. Ra7 Rc5 44. f6 Rxc4 (44... d5 $142 45. cxd5 Rxd5) 45. Rxa5 {White is clearly winning.} Rf4 46. Ra8+ Kf7 47. a4 Rf1+ 48. Kc2 Ra1 49. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Kxf6 50. b5 Ra2+ 51. Kb3 Ra1 52. Kb2 {Accuracy: White = 76%, Black = 34%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.6"]
[White "Wei, Yi"]
[Black "Yuffa, Daniil"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "2733"]
[BlackElo "2578"]
[Annotator "ChessBase"]
[PlyCount "75"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:03:09]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:05]} 3. Nc3 {[%emt 0:02:52]} Bb4 {[%emt 0:02:47]} 4. f3 {[%emt 0:02:00]} d5 {[%emt 0:01:02]} 5. a3 {[%emt 0:00:49]} Be7 {[%emt 0:02:24]} 6. e4 {[%emt 0:00:17]} dxe4 {[%emt 0:08:34]} 7. fxe4 {[%emt 0:00:05]} e5 {[%emt 0:01:49]} 8. d5 {[%emt 0:00:06]} O-O {[%emt 0:00:45]} 9. Nf3 {[%emt 0:05:29]} Nbd7 {[%emt 0:08:51]} 10. Bd3 {[%emt 0:09:12]} Nc5 {[%emt 0:07:02]} 11. Bc2 {[%emt 0:04:31]} a5 {[%emt 0:06:56]} 12. O-O {[%emt 0:02:06]} Bg4 {[%emt 0:01:38]} 13. Be3 {[%emt 0:00:56]} Bh5 {[%emt 0:14:25]} 14. h3 {[%emt 0:04:19]} Ra6 {[%emt 0:02:48]} 15. b3 {[%emt 0:12:44]} Bg6 {[%emt 0:06:49]} 16. Nxe5 {[%emt 0:02:24]} Bxe4 {[%emt 0:03:57]} 17. Nxe4 {[%emt 0:06:13]} Ncxe4 {[%emt 0:00:18]} 18. Qf3 {[%emt 0:00:24]} Nc5 {[%emt 0:00:05]} 19. Bd4 {[%emt 0:13:22]} Ncd7 {[%emt 0:05:21]} 20. Nxd7 {[%emt 0:14:10]} Nxd7 {[%emt 0:00:05]} 21. b4 {[%emt 0:01:18]} axb4 {[%emt 0:01:19]} 22. axb4 {[%emt 0:00:07]} Bf6 {[%emt 0:04:33]} 23. Rxa6 {[%emt 0:00:35]} Bxd4+ {[%emt 0:00:47]} 24. Kh1 {[%emt 0:00:03]} bxa6 {[%emt 0:01:10]} 25. Qe4 {[%emt 0:00:02]} Re8 {[%emt 0:01:17]} 26. Qxh7+ {[%emt 0:00:30]} Kf8 {[%emt 0:00:03]} 27. Qh8+ {[%emt 0:00:06]} Ke7 {[%emt 0:00:04]} 28. Qh4+ {[%emt 0:00:02]} Bf6 {[%emt 0:01:15]} 29. Re1+ {[%emt 0:00:07]} Kd6 {[%emt 0:00:57]} 30. c5+ {[%emt 0:00:03]} Nxc5 {[%emt 0:02:55]} 31. Qf4+ {[%emt 0:00:25]} Kd7 {[%emt 0:01:44]} 32. Bf5+ {[%emt 0:00:12]} Ne6 {[%emt 0:00:13]} 33. dxe6+ {[%emt 0:00:04]} Ke7 {[%emt 0:00:05]} 34. Qg4 {[%emt 0:03:58]} Kf8 {[%emt 0:00:38]} 35. Rd1 {[%emt 0:00:09]} Qb8 {[%emt 0:01:46]} 36. exf7 {[%emt 0:04:29]} Re5 {[%emt 0:01:31]} 37. Bg6 {[%emt 0:00:15]} Rg5 {[%emt 0:02:00]} 38. Re1 {[%emt 0:00:06]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.7"]
[White "Zhou, Jianchao"]
[Black "Korobov, Anton"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2615"]
[BlackElo "2687"]
[Annotator "RC"]
[PlyCount "70"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:03:59]} d5 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:04]} c6 {[%emt 0:00:00]} 3. Nf3 {[%emt 0:00:21]} Nf6 {[%emt 0:00:00]} 4. Nc3 {[%emt 0:00:30]} e6 {[%emt 0:00:00]} 5. e3 {[%emt 0:00:09]} Nbd7 {[%emt 0:00:00]} 6. Qc2 {[%emt 0:00:22]} Bd6 {[%emt 0:00:06]} 7. Bd3 {[%emt 0:00:13]} O-O {[%emt 0:00:08]} 8. O-O {[%emt 0:00:24]} dxc4 {[%emt 0:00:04]} 9. Bxc4 {[%emt 0:00:05]} b5 {[%emt 0:00:04]} 10. Be2 {[%emt 0:00:07]} Bb7 {[%emt 0:00:41]} 11. Bd2 {[%emt 0:03:10]} Re8 {[%emt 0:03:24]} 12. Ng5 {[%emt 0:06:14]} Bf8 {[%emt 0:11:56]} 13. Bf3 {[%emt 0:21:23]} Rc8 {[%emt 0:07:56]} 14. Nce4 {[%emt 0:13:16]} h6 {[%emt 0:06:45]} 15. Nxf6+ {[%emt 0:00:28]} Nxf6 {[%emt 0:00:05]} 16. Ne4 {[%emt 0:00:12]} Nxe4 {[%emt 0:00:09]} 17. Bxe4 {[%emt 0:00:28]} a5 {[%emt 0:01:33]} 18. a3 {[%emt 0:03:25]} b4 {[%emt 0:02:17]} 19. Qa4 {[%emt 0:17:46]} Bd6 {[%emt 0:15:40]} 20. axb4 {[%emt 0:08:06]} axb4 {[%emt 0:00:02]} 21. Bxb4 {[%emt 0:07:19]} Ra8 {[%emt 0:01:21]} 22. Ba5 {[%emt 0:00:19]} Bxh2+ {[%emt 0:00:24]} 23. Kxh2 {[%emt 0:00:01]} Qh4+ {[%emt 0:00:08]} 24. Kg1 {[%emt 0:00:01]} Qxe4 {[%emt 0:00:08]} 25. Qb3 {[%emt 0:00:38]} Ba6 {[%emt 0:02:30]} 26. Rfc1 {[%emt 0:00:44]} Bb5 {[%emt 0:01:17]} 27. Qd1 {[%emt 0:02:52]} Qg6 {[%emt 0:02:50]} 28. Bc7 {[%emt 0:00:44]} h5 {[%emt 0:01:45]} 29. Bg3 {[%emt 0:03:08]} Qh7 {[%emt 0:06:44]} 30. Rxa8 {[%emt 0:02:09]} Rxa8 {[%emt 0:00:08]} 31. Ra1 {[%emt 0:00:27]} Rxa1 {[%emt 0:03:01]} 32. Qxa1 {[%emt 0:00:01]} Qe4 {[%emt 0:00:26]} 33. Qe1 {[%emt 0:03:02]} f6 {[%emt 0:01:44]} 34. f3 {[%emt 0:00:29]} Qc2 {[%emt 0:00:23]} 35. b4 {[%emt 0:01:18]} Qe2 {[%emt 0:00:59]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.8"]
[White "Maghsoodloo, Parham"]
[Black "Vaibhav, Suri"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2666"]
[BlackElo "2575"]
[Annotator "ChessBase"]
[PlyCount "122"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:04:32]} Nf6 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:30]} e6 {[%emt 0:00:34]} 3. Bg5 {[%emt 0:01:23]} c5 {[%emt 0:01:53]} 4. e3 {[%emt 0:00:07]} cxd4 {[%emt 0:01:20]} 5. exd4 {[%emt 0:00:09]} Be7 {[%emt 0:00:06]} 6. Bd3 {[%emt 0:03:19]} b6 {[%emt 0:00:11]} 7. O-O {[%emt 0:00:23]} Bb7 {[%emt 0:00:22]} 8. Nbd2 {[%emt 0:02:23]} O-O {[%emt 0:00:35]} 9. Re1 {[%emt 0:02:32]} Nc6 {[%emt 0:00:27]} 10. c3 {[%emt 0:00:16]} Nd5 {[%emt 0:00:09]} 11. Bxe7 {[%emt 0:01:03]} Ncxe7 {[%emt 0:00:21]} 12. Bf1 {[%emt 0:04:52]} Nf6 {[%emt 0:05:35]} 13. a4 {[%emt 0:09:18]} a6 {[%emt 0:00:54]} 14. Qb3 {[%emt 0:03:00]} Rb8 {[%emt 0:08:21]} 15. Qa3 {[%emt 0:23:11]} d6 {[%emt 0:15:03]} 16. Ng5 {[%emt 0:01:22]} Qc7 {[%emt 0:05:32]} 17. f3 {[%emt 0:02:21]} Rfd8 {[%emt 0:00:41]} 18. Nge4 {[%emt 0:01:08]} Ne8 {[%emt 0:11:23]} 19. Nf2 {[%emt 0:09:13]} e5 {[%emt 0:03:24]} 20. a5 b5 21. dxe5 {[%emt 0:01:17]} dxe5 {[%emt 0:00:32]} 22. Nb3 {[%emt 0:00:19]} Rbc8 {[%emt 0:11:30]} 23. Nd3 {[%emt 0:02:23]} Rd5 {[%emt 0:01:09]} 24. Rac1 {[%emt 0:05:55]} e4 {[%emt 0:17:37]} 25. fxe4 {[%emt 0:02:49]} Rh5 {[%emt 0:00:24]} 26. e5 {[%emt 0:01:00]} Ng6 {[%emt 0:02:06]} 27. Qc5 {[%emt 0:02:26]} Qb8 {[%emt 0:00:17]} 28. Qb6 {[%emt 0:02:52]} Rc6 {[%emt 0:01:48]} 29. Qe3 {[%emt 0:00:43]} f6 {[%emt 0:08:50]} 30. Nd4 {[%emt 0:03:47]} Rc8 {[%emt 0:00:04]} 31. Be2 {[%emt 0:02:46]} Rg5 {[%emt 0:00:13]} 32. Nf3 {[%emt 0:00:11]} Bxf3 {[%emt 0:01:40]} 33. Bxf3 {[%emt 0:00:02]} Nxe5 {[%emt 0:00:09]} 34. Nxe5 {[%emt 0:03:44]} Rxe5 {[%emt 0:00:12]} 35. Qf2 {[%emt 0:00:40]} b4 {[%emt 0:03:35]} 36. Rxe5 {[%emt 0:04:02]} Qxe5 {[%emt 0:00:01]} 37. Bg4 {[%emt 0:00:00]} Rb8 {[%emt 0:00:09]} 38. cxb4 {[%emt 0:00:09]} Rxb4 {[%emt 0:00:12]} 39. Re1 {[%emt 0:01:33]} Re4 {[%emt 0:01:22]} 40. Rxe4 {[%emt 0:00:00]} Qxe4 {[%emt 0:00:00]} 41. h3 {[%emt 0:02:03]} Nc7 {[%emt 0:11:46]} 42. Qd2 {[%emt 0:02:29]} Qe5 {[%emt 0:02:03]} 43. Be2 {[%emt 0:02:15]} h5 {[%emt 0:02:43]} 44. Kf1 {[%emt 0:10:06]} Kh7 {[%emt 0:03:40]} 45. Ke1 {[%emt 0:00:37]} g5 {[%emt 0:08:55]} 46. Kd1 {[%emt 0:05:52]} Kg6 {[%emt 0:00:49]} 47. Qc2+ {[%emt 0:03:11]} Kh6 {[%emt 0:01:01]} 48. Bxh5 {[%emt 0:05:29]} f5 {[%emt 0:00:01]} 49. Be2 {[%emt 0:01:00]} Qxa5 {[%emt 0:00:37]} 50. Qc6+ {[%emt 0:00:01]} Kg7 {[%emt 0:00:09]} 51. Qd7+ {[%emt 0:00:03]} Kf6 {[%emt 0:02:57]} 52. Qd8+ {[%emt 0:03:12]} Ke5 {[%emt 0:01:13]} 53. Qxg5 {[%emt 0:00:29]} Nd5 {[%emt 0:00:24]} 54. Qg7+ {[%emt 0:00:42]} Ke4 {[%emt 0:00:05]} 55. Qb7 {[%emt 0:00:54]} Kd4 {[%emt 0:01:48]} 56. Qa7+ {[%emt 0:00:23]} Ke4 {[%emt 0:00:35]} 57. Bf3+ {[%emt 0:01:11]} Kd3 {[%emt 0:00:15]} 58. Be2+ {[%emt 0:00:04]} Ke4 {[%emt 0:00:01]} 59. Qb7 {[%emt 0:00:22]} Kd4 {[%emt 0:00:16]} 60. Qg7+ {[%emt 0:00:24]} Ke4 {[%emt 0:00:07]} 61. Qb7 {[%emt 0:01:00]} Ke5 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.9"]
[White "Lupulescu, Constantin"]
[Black "Sjugirov, Sanan"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2610"]
[BlackElo "2663"]
[Annotator "ChessBase"]
[PlyCount "153"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:05:48]} 2. c4 {[%emt 0:00:00]} g6 {[%emt 0:00:24]} 3. Nc3 {[%emt 0:00:00]} d5 {[%emt 0:00:08]} 4. cxd5 {[%emt 0:00:04]} Nxd5 {[%emt 0:00:06]} 5. e4 {[%emt 0:00:09]} Nxc3 {[%emt 0:00:17]} 6. bxc3 {[%emt 0:00:05]} Bg7 {[%emt 0:00:10]} 7. Nf3 {[%emt 0:00:17]} c5 {[%emt 0:01:02]} 8. Be3 {[%emt 0:00:06]} Qa5 {[%emt 0:00:53]} 9. Nd2 {[%emt 0:00:18]} O-O {[%emt 0:06:15]} 10. Be2 {[%emt 0:01:43]} b6 {[%emt 0:01:08]} 11. O-O {[%emt 0:01:10]} Ba6 {[%emt 0:00:07]} 12. Rc1 {[%emt 0:01:39]} Qxa2 {[%emt 0:18:09]} 13. Ra1 {[%emt 0:01:02]} Bxe2 {[%emt 0:00:28]} 14. Qxe2 {[%emt 0:00:05]} Qe6 {[%emt 0:00:06]} 15. d5 {[%emt 0:00:13]} Qc8 {[%emt 0:02:19]} 16. Ra3 {[%emt 0:00:23]} e6 {[%emt 0:12:02]} 17. Nc4 {[%emt 0:11:18]} Nd7 {[%emt 0:01:49]} 18. dxe6 {[%emt 0:01:19]} fxe6 {[%emt 0:00:17]} 19. f4 {[%emt 0:06:51]} Nf6 {[%emt 0:04:13]} 20. e5 {[%emt 0:09:22]} Nd5 {[%emt 0:00:32]} 21. Nd6 {[%emt 0:00:30]} Qc6 {[%emt 0:11:21]} 22. c4 {[%emt 0:00:55]} Ne7 {[%emt 0:00:46]} 23. Rd1 {[%emt 0:09:23]} a6 {[%emt 0:02:53]} 24. h4 {[%emt 0:07:27]} b5 {[%emt 0:02:02]} 25. h5 {[%emt 0:01:06]} gxh5 {[%emt 0:05:15]} 26. Qxh5 {[%emt 0:08:38]} Nf5 {[%emt 0:00:14]} 27. Bc1 {[%emt 0:15:04]} Nxd6 {[%emt 0:00:34]} 28. exd6 {[%emt 0:00:28]} Kh8 {[%emt 0:06:12]} 29. d7 {[%emt 0:08:26]} Rad8 {[%emt 0:01:49]} 30. cxb5 {[%emt 0:02:12]} axb5 {[%emt 0:01:19]} 31. Rh3 {[%emt 0:00:36]} Qe4 {[%emt 0:00:17]} 32. Qxc5 {[%emt 0:00:34]} e5 {[%emt 0:04:37]} 33. Re3 {[%emt 0:06:42]} Qb7 {[%emt 0:04:07]} 34. Qd5 {[%emt 0:02:13]} Qxd5 {[%emt 0:06:53]} 35. Rxd5 {[%emt 0:00:04]} exf4 {[%emt 0:00:13]} 36. Re4 {[%emt 0:02:10]} Bf6 {[%emt 0:00:52]} 37. Bxf4 {[%emt 0:02:44]} Rf7 {[%emt 0:01:47]} 38. Bh6 {[%emt 0:00:49]} Re7 {[%emt 0:00:36]} 39. Rxe7 {[%emt 0:01:38]} Bxe7 {[%emt 0:00:00]} 40. Be3 {[%emt 0:00:00]} Rb8 {[%emt 0:00:00]} 41. Re5 {[%emt 0:07:16]} Bd8 {[%emt 0:02:09]} 42. Re8+ {[%emt 0:02:32]} Kg7 {[%emt 0:00:04]} 43. Bg5 {[%emt 0:00:15]} Bb6+ {[%emt 0:01:33]} 44. Kh2 {[%emt 0:01:01]} Rb7 {[%emt 0:01:00]} 45. d8=Q {[%emt 0:00:30]} Bxd8 {[%emt 0:00:07]} 46. Rxd8 {[%emt 0:00:06]} b4 {[%emt 0:01:00]} 47. Bc1 {[%emt 0:00:50]} Kg6 {[%emt 0:04:04]} 48. Rd5 {[%emt 0:03:25]} b3 {[%emt 0:00:28]} 49. Bb2 {[%emt 0:00:07]} Rb6 {[%emt 0:00:40]} 50. Kh3 {[%emt 0:02:40]} h5 {[%emt 0:02:44]} 51. Kg3 {[%emt 0:05:12]} Kh6 {[%emt 0:00:20]} 52. Kf4 {[%emt 0:02:17]} Kg6 {[%emt 0:00:35]} 53. Rg5+ {[%emt 0:00:37]} Kh6 {[%emt 0:00:05]} 54. Rg8 {[%emt 0:03:02]} Kh7 {[%emt 0:02:17]} 55. Rh8+ {[%emt 0:00:50]} Kg6 {[%emt 0:00:04]} 56. Rg8+ {[%emt 0:01:26]} Kh7 {[%emt 0:00:02]} 57. Rg3 {[%emt 0:00:36]} Kh6 {[%emt 0:01:30]} 58. Re3 {[%emt 0:01:29]} Kg6 {[%emt 0:00:39]} 59. Re4 {[%emt 0:00:48]} Rc6 {[%emt 0:01:23]} 60. g3 {[%emt 0:01:06]} Rc2 {[%emt 0:01:49]} 61. Bd4 {[%emt 0:01:00]} Rc4 {[%emt 0:03:21]} 62. Ke5 {[%emt 0:00:54]} Rb4 {[%emt 0:01:28]} 63. Re2 {[%emt 0:01:53]} Kg5 {[%emt 0:00:14]} 64. Rb2 {[%emt 0:00:58]} Kg4 {[%emt 0:01:06]} 65. Bf2 {[%emt 0:00:15]} Kf3 {[%emt 0:00:52]} 66. Kd5 {[%emt 0:00:48]} Rb7 {[%emt 0:02:01]} 67. Kc4 {[%emt 0:00:40]} Rc7+ {[%emt 0:00:42]} 68. Bc5 {[%emt 0:00:14]} Kxg3 {[%emt 0:00:22]} 69. Rxb3+ {[%emt 0:00:07]} Kg2 {[%emt 0:00:21]} 70. Kd5 {[%emt 0:00:31]} Rxc5+ {[%emt 0:01:06]} 71. Kxc5 {[%emt 0:00:05]} h4 {[%emt 0:00:03]} 72. Kd4 {[%emt 0:00:35]} h3 {[%emt 0:00:05]} 73. Rb2+ {[%emt 0:00:14]} Kg3 {[%emt 0:00:22]} 74. Ke3 {[%emt 0:00:18]} h2 {[%emt 0:00:14]} 75. Rb1 {[%emt 0:00:37]} Kg2 {[%emt 0:00:05]} 76. Rh1 {[%emt 0:00:15]} Kxh1 {[%emt 0:00:14]} 77. Kf2 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.10"]
[White "Anton Guijarro, David"]
[Black "Petrosyan, Manuel"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "2642"]
[BlackElo "2564"]
[Annotator "ChessBase"]
[PlyCount "85"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. c4 {[%emt 0:00:00]} e5 {[%emt 0:06:13]} 2. Nc3 {[%emt 0:00:08]} Nf6 {[%emt 0:00:31]} 3. Nf3 {[%emt 0:00:21]} Nc6 {[%emt 0:00:06]} 4. e4 {[%emt 0:00:13]} Bd6 {[%emt 0:01:22]} 5. a3 {[%emt 0:00:57]} O-O {[%emt 0:00:32]} 6. d3 {[%emt 0:01:35]} a5 {[%emt 0:03:20]} 7. Be2 {[%emt 0:08:17]} Re8 {[%emt 0:02:28]} 8. Be3 {[%emt 0:06:18]} h6 {[%emt 0:10:55]} 9. O-O {[%emt 0:02:56]} Ng4 {[%emt 0:02:34]} 10. h3 {[%emt 0:06:03]} Nxe3 {[%emt 0:02:06]} 11. fxe3 {[%emt 0:00:06]} Bc5 {[%emt 0:08:09]} 12. d4 {[%emt 0:16:02]} Ba7 {[%emt 0:06:55]} 13. Nb5 {[%emt 0:02:47]} d6 {[%emt 0:02:49]} 14. Bd3 {[%emt 0:07:29]} Bb8 {[%emt 0:10:27]} 15. Qb3 {[%emt 0:08:02]} a4 {[%emt 0:05:11]} 16. Qc2 {[%emt 0:00:48]} Ne7 {[%emt 0:03:37]} 17. Nc3 {[%emt 0:06:10]} Bd7 {[%emt 0:03:22]} 18. Rad1 {[%emt 0:00:08]} Ng6 {[%emt 0:01:25]} 19. Kh1 {[%emt 0:03:44]} Rf8 {[%emt 0:02:54]} 20. Qf2 {[%emt 0:04:33]} Ra5 {[%emt 0:00:20]} 21. Bc2 Ba7 22. c5 {[%emt 0:08:05]} dxc5 {[%emt 0:08:38]} 23. dxe5 {[%emt 0:00:10]} Qc8 {[%emt 0:02:56]} 24. Nd5 {[%emt 0:01:22]} Bb5 {[%emt 0:01:40]} 25. Rfe1 {[%emt 0:02:55]} Re8 {[%emt 0:00:42]} 26. e6 {[%emt 0:01:31]} fxe6 {[%emt 0:01:53]} 27. Nc3 {[%emt 0:00:30]} Rf8 {[%emt 0:00:09]} 28. Nxb5 {[%emt 0:02:33]} Rxb5 {[%emt 0:00:04]} 29. Bxa4 {[%emt 0:00:07]} Rb6 {[%emt 0:01:40]} 30. Qg3 {[%emt 0:01:19]} Kh7 {[%emt 0:01:40]} 31. e5 {[%emt 0:02:07]} Rxb2 {[%emt 0:00:36]} 32. Bd7 {[%emt 0:01:14]} Qd8 {[%emt 0:00:11]} 33. Bxe6 {[%emt 0:01:21]} Qe8 {[%emt 0:01:05]} 34. Bc4 {[%emt 0:01:19]} Rb6 {[%emt 0:03:06]} 35. Rb1 {[%emt 0:03:12]} Kh8 {[%emt 0:01:08]} 36. Rxb6 {[%emt 0:00:53]} Bxb6 {[%emt 0:00:05]} 37. e6 {[%emt 0:00:54]} Rf6 {[%emt 0:00:09]} 38. Ne5 {[%emt 0:00:56]} Nf8 {[%emt 0:01:49]} 39. Nf7+ {[%emt 0:00:56]} Kh7 {[%emt 0:00:10]} 40. Qh4 {[%emt 0:00:00]} Qe7 {[%emt 0:00:00]} 41. Qe4+ {[%emt 0:06:18]} Kg8 {[%emt 0:13:08]} 42. Rd1 {[%emt 0:04:00]} Rf2 {[%emt 0:07:47]} 43. Rd7 {[%emt 0:06:34]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.11"]
[White "Deac, Bogdan-Daniel"]
[Black "Paravyan, David"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2603"]
[BlackElo "2627"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,42,21,19,31,25,35,26,27,29,24,22,37,30,37,25,37,22,41,18,20,20,25,14,26,25,20,15,12,13,27,8,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nf5 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4} (7... Nxe5 8. Rxe5 O-O 9. d4 Bf6 10. Re1 Re8 11. Rxe8+ Nxe8 12. c3 d5 13. Bf4 Nd6 14. Nd2 c6 15. Qf3 Be6 16. Re1 Qd7 17. h3 Re8 18. Bd3 {1-0 (26) Saric,I (2690)-Caruana,F (2828) chess.com INT 2019}) 8. Nf3 O-O 9. d4 d5 {White has an edge.} 10. c3 Bd6 11. b3 a6 $146 ({Predecessor:} 11... Nh4 12. Nxh4 Qxh4 13. g3 Qd8 14. Bg2 Ne7 15. c4 {½-½ (31) Deac,B (2603)-Adams,M (2701) Caleta 2019}) 12. Na3 Nh4 {next ...Bg4 is good for Black.} 13. Nxh4 Qxh4 {[%csl Gd6][%cal Rh4h2] [#]} 14. g3 Qg4 15. Qxg4 Bxg4 16. Nc2 Bf3 17. Ne3 Rae8 18. Bd2 Ne7 19. Bd3 c5 20. Nc2 Nc6 21. Be3 cxd4 {Accuracy: White = 76%, Black = 49%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.12"]
[White "Ganguly, Surya Shekhar"]
[Black "Hakobyan, Aram"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2636"]
[BlackElo "2545"]
[Annotator "ChessBase"]
[PlyCount "85"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:02]} d5 {[%emt 0:02:26]} 2. exd5 {[%emt 0:00:09]} Qxd5 {[%emt 0:00:06]} 3. Nc3 {[%emt 0:00:06]} Qd8 {[%emt 0:00:06]} 4. d4 {[%emt 0:01:45]} Nf6 {[%emt 0:00:09]} 5. Nf3 {[%emt 0:00:28]} g6 {[%emt 0:00:18]} 6. Bc4 {[%emt 0:00:34]} Bg7 {[%emt 0:00:09]} 7. O-O {[%emt 0:00:14]} O-O {[%emt 0:00:05]} 8. h3 {[%emt 0:00:22]} a6 {[%emt 0:00:04]} 9. a4 {[%emt 0:00:26]} Nc6 {[%emt 0:00:05]} 10. Re1 {[%emt 0:05:07]} e6 {[%emt 0:00:39]} 11. Bf4 {[%emt 0:13:12]} b6 {[%emt 0:04:31]} 12. Qe2 {[%emt 0:18:47]} Bb7 {[%emt 0:08:25]} 13. Rad1 {[%emt 0:02:53]} Ne7 {[%emt 0:02:42]} 14. Ne5 {[%emt 0:05:13]} Nfd5 {[%emt 0:04:09]} 15. Nxd5 {[%emt 0:00:25]} Nxd5 {[%emt 0:00:55]} 16. Bg3 {[%emt 0:00:26]} Qe7 {[%emt 0:09:35]} 17. c3 {[%emt 0:01:07]} Rfd8 {[%emt 0:05:28]} 18. Bb3 {[%emt 0:07:15]} Rac8 19. Bc4 Ra8 {[%emt 0:11:17]} 20. h4 {[%emt 0:05:44]} h5 {[%emt 0:10:27]} 21. Bd3 {[%emt 0:13:01]} Bf6 {[%emt 0:07:03]} 22. Be4 {[%emt 0:01:20]} c6 {[%emt 0:06:54]} 23. c4 {[%emt 0:01:44]} Nb4 {[%emt 0:00:22]} 24. Qf3 {[%emt 0:00:15]} Rac8 {[%emt 0:01:40]} 25. a5 {[%emt 0:02:21]} b5 {[%emt 0:02:30]} 26. b3 {[%emt 0:01:17]} Kg7 {[%emt 0:02:17]} 27. Qc3 {[%emt 0:03:28]} bxc4 {[%emt 0:03:20]} 28. bxc4 {[%emt 0:00:47]} c5 {[%emt 0:01:57]} 29. Bxb7 Qxb7 30. dxc5 {[%emt 0:00:41]} Nc6 {[%emt 0:06:21]} 31. Qf3 {[%emt 0:07:09]} Nxa5 {[%emt 0:02:16]} 32. Rxd8 {[%emt 0:05:30]} Rxd8 {[%emt 0:02:35]} 33. c6 {[%emt 0:00:08]} Qb3 {[%emt 0:03:37]} 34. c7 {[%emt 0:02:42]} Rc8 {[%emt 0:00:17]} 35. Nd7 {[%emt 0:01:35]} Qxf3 {[%emt 0:01:01]} 36. gxf3 {[%emt 0:00:01]} e5 {[%emt 0:01:57]} 37. Rxe5 {[%emt 0:01:04]} Bxe5 {[%emt 0:02:14]} 38. Bxe5+ {[%emt 0:00:02]} f6 {[%emt 0:00:01]} 39. Nb6 {[%emt 0:00:29]} fxe5 {[%emt 0:00:48]} 40. Nxc8 {[%emt 0:00:00]} Nxc4 {[%emt 0:00:00]} 41. Kf1 {[%emt 0:14:09]} Kf6 {[%emt 0:04:35]} 42. Ke2 {[%emt 0:02:13]} Ke6 {[%emt 0:00:16]} 43. Kd3 {[%emt 0:03:22]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.13"]
[White "Fedoseev, Vladimir"]
[Black "Nihal Sarin"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2715"]
[BlackElo "2578"]
[Annotator "RC"]
[PlyCount "37"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:10:32]} Nf6 {[%emt 0:00:01]} 2. Bg5 {[%emt 0:00:06]} d5 {[%emt 0:00:47]} 3. e3 {[%emt 0:01:14]} c5 {[%emt 0:00:38]} 4. c3 {[%emt 0:00:22]} Nc6 {[%emt 0:00:04]} 5. Nd2 {[%emt 0:00:24]} cxd4 {[%emt 0:00:20]} 6. exd4 {[%emt 0:00:08]} h6 {[%emt 0:00:04]} 7. Bxf6 {[%emt 0:00:25]} gxf6 {[%emt 0:00:07]} 8. Bb5 {[%emt 0:00:05]} Qb6 {[%emt 0:00:13]} 9. Qb3 {[%emt 0:00:07]} a6 {[%emt 0:02:09]} 10. Ba4 {[%emt 0:00:33]} Qxb3 {[%emt 0:04:58]} 11. axb3 {[%emt 0:00:13]} Bd7 {[%emt 0:00:57]} 12. Ngf3 {[%emt 0:00:37]} e6 {[%emt 0:00:47]} 13. b4 {[%emt 0:00:54]} Bd6 {[%emt 0:02:50]} 14. O-O {[%emt 0:00:13]} Ke7 {[%emt 0:11:03]} 15. Rfe1 {[%emt 0:06:03]} Rhc8 {[%emt 0:05:00]} 16. Ra2 {[%emt 0:03:10]} Ra7 {[%emt 0:02:39]} 17. Nf1 {[%emt 0:09:05]} b5 {[%emt 0:07:47]} 18. Bb3 {[%emt 0:01:42]} Kf8 {[%emt 0:01:04]} 19. Rea1 {[%emt 0:14:25]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.14"]
[White "Aleksandrov, Aleksej"]
[Black "Dubov, Daniil"]
[Result "1/2-1/2"]
[ECO "E47"]
[WhiteElo "2574"]
[BlackElo "2703"]
[Annotator "ChessBase"]
[PlyCount "126"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:14]} Bb4 {[%emt 0:00:00]} 4. e3 {[%emt 0:02:54]} O-O {[%emt 0:00:00]} 5. Bd3 {[%emt 0:00:43]} Re8 {[%emt 0:00:29]} 6. Nge2 {[%emt 0:04:19]} d5 {[%emt 0:00:53]} 7. O-O {[%emt 0:06:12]} Nbd7 {[%emt 0:00:14]} 8. a3 {[%emt 0:00:37]} Bf8 {[%emt 0:00:02]} 9. b4 {[%emt 0:01:54]} a5 {[%emt 0:00:38]} 10. b5 {[%emt 0:07:47]} dxc4 {[%emt 0:00:02]} 11. Bxc4 {[%emt 0:00:05]} c5 {[%emt 0:00:05]} 12. bxc6 {[%emt 0:04:58]} bxc6 {[%emt 0:00:02]} 13. e4 {[%emt 0:04:25]} c5 {[%emt 0:03:15]} 14. e5 {[%emt 0:17:59]} Ng4 {[%emt 0:00:09]} 15. Bf4 {[%emt 0:00:22]} cxd4 {[%emt 0:06:28]} 16. Qxd4 {[%emt 0:00:37]} Bc5 {[%emt 0:00:49]} 17. Qe4 {[%emt 0:02:04]} Rb8 {[%emt 0:00:30]} 18. Bb5 {[%emt 0:04:56]} Bb7 {[%emt 0:23:27]} 19. Qa4 {[%emt 0:02:06]} Nb6 {[%emt 0:07:18]} 20. Qc2 {[%emt 0:03:02]} Rf8 {[%emt 0:03:09]} 21. Bd3 {[%emt 0:21:04]} Nd5 {[%emt 0:03:55]} 22. Rad1 {[%emt 0:06:57]} Nxf2 {[%emt 0:09:38]} 23. Rxf2 {[%emt 0:00:04]} Bxf2+ {[%emt 0:00:06]} 24. Kxf2 {[%emt 0:00:02]} Qb6+ {[%emt 0:00:07]} 25. Kf1 {[%emt 0:00:04]} f6 {[%emt 0:00:58]} 26. Nxd5 {[%emt 0:03:15]} Bxd5 {[%emt 0:00:02]} 27. Bxh7+ {[%emt 0:00:05]} Kh8 {[%emt 0:00:04]} 28. Qg6 {[%emt 0:00:51]} Be4 {[%emt 0:10:42]} 29. Qxe4 {[%emt 0:00:07]} f5 {[%emt 0:00:01]} 30. Qe3 {[%emt 0:02:50]} Qxe3 {[%emt 0:00:10]} 31. Bxe3 {[%emt 0:00:04]} Kxh7 {[%emt 0:00:04]} 32. Nf4 {[%emt 0:00:47]} Rb3 {[%emt 0:02:12]} 33. Bc5 {[%emt 0:02:19]} Re8 {[%emt 0:00:16]} 34. h4 {[%emt 0:00:32]} Rc3 {[%emt 0:00:20]} 35. Bd6 {[%emt 0:00:07]} Kh6 {[%emt 0:00:23]} 36. Kf2 {[%emt 0:00:39]} g5 {[%emt 0:00:35]} 37. hxg5+ {[%emt 0:00:10]} Kxg5 {[%emt 0:00:02]} 38. Rd4 {[%emt 0:00:27]} Rb3 {[%emt 0:02:01]} 39. Ra4 {[%emt 0:00:41]} Rb5 {[%emt 0:02:05]} 40. Ke3 {[%emt 0:00:00]} Rb3+ {[%emt 0:00:00]} 41. Kd2 {[%emt 0:02:47]} Rg3 {[%emt 0:00:33]} 42. Ke2 {[%emt 0:00:13]} Rb3 {[%emt 0:09:12]} 43. Nh3+ {[%emt 0:04:15]} Kh5 {[%emt 0:00:58]} 44. Kf2 {[%emt 0:04:50]} Rb5 {[%emt 0:08:07]} 45. Kg1 {[%emt 0:06:15]} Rc8 {[%emt 0:04:49]} 46. Nf4+ {[%emt 0:00:38]} Kg4 {[%emt 0:00:28]} 47. Rd4 {[%emt 0:09:26]} Rb1+ {[%emt 0:01:57]} 48. Kh2 {[%emt 0:00:09]} Rh8+ {[%emt 0:00:15]} 49. Nh3+ {[%emt 0:00:03]} Kh5 {[%emt 0:00:05]} 50. Be7 {[%emt 0:00:27]} Kg6 {[%emt 0:01:56]} 51. Bh4 {[%emt 0:03:51]} Rb7 {[%emt 0:00:33]} 52. Bf6 {[%emt 0:00:46]} Rhh7 {[%emt 0:00:32]} 53. Rd3 {[%emt 0:00:10]} Rbc7 {[%emt 0:03:30]} 54. Kg3 {[%emt 0:01:17]} Rhd7 {[%emt 0:00:22]} 55. Rf3 {[%emt 0:00:11]} Rd4 {[%emt 0:01:19]} 56. Nf4+ {[%emt 0:00:10]} Kf7 {[%emt 0:00:02]} 57. Kh2 {[%emt 0:00:08]} Rc2 {[%emt 0:01:05]} 58. Bg5 {[%emt 0:01:10]} Rcc4 {[%emt 0:01:12]} 59. Rf2 {[%emt 0:01:59]} Re4 {[%emt 0:02:42]} 60. g4 {[%emt 0:00:21]} Rxe5 {[%emt 0:02:05]} 61. Rd2 {[%emt 0:00:07]} fxg4 {[%emt 0:11:45]} 62. Rd7+ {[%emt 0:00:04]} Ke8 {[%emt 0:00:18]} 63. Rd8+ {[%emt 0:00:13]} Kf7 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.15"]
[White "Kovalev, Vladislav"]
[Black "Antipov, Mikhail Al."]
[Result "1/2-1/2"]
[ECO "C03"]
[WhiteElo "2703"]
[BlackElo "2589"]
[Annotator "ChessBase"]
[PlyCount "102"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e6 {[%emt 0:03:22]} 2. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:08]} 3. Nd2 {[%emt 0:00:35]} Be7 {[%emt 0:00:12]} 4. e5 {[%emt 0:02:34]} c5 {[%emt 0:00:13]} 5. c3 {[%emt 0:00:08]} cxd4 {[%emt 0:00:10]} 6. cxd4 {[%emt 0:00:04]} Qb6 {[%emt 0:00:06]} 7. Ndf3 {[%emt 0:06:04]} Bb4+ {[%emt 0:00:10]} 8. Bd2 {[%emt 0:00:04]} Nc6 {[%emt 0:00:09]} 9. Bc3 {[%emt 0:11:34]} Bd7 {[%emt 0:07:39]} 10. Qd2 {[%emt 0:00:14]} f6 {[%emt 0:06:58]} 11. Bd3 {[%emt 0:04:57]} Bxc3 {[%emt 0:19:00]} 12. bxc3 {[%emt 0:00:16]} Qc7 {[%emt 0:00:06]} 13. exf6 {[%emt 0:05:18]} gxf6 {[%emt 0:01:06]} 14. c4 {[%emt 0:11:48]} dxc4 {[%emt 0:05:48]} 15. Bxc4 {[%emt 0:00:08]} Qa5 {[%emt 0:00:25]} 16. Ne2 {[%emt 0:01:06]} Qxd2+ {[%emt 0:01:27]} 17. Nxd2 {[%emt 0:00:52]} Na5 {[%emt 0:09:12]} 18. Bd3 {[%emt 0:00:25]} Ne7 {[%emt 0:07:30]} 19. Nf4 {[%emt 0:04:37]} Nec6 {[%emt 0:09:24]} 20. Nf3 {[%emt 0:11:31]} Kf7 {[%emt 0:06:10]} 21. Rb1 {[%emt 0:04:11]} e5 {[%emt 0:17:52]} 22. dxe5 {[%emt 0:00:48]} Nxe5 {[%emt 0:00:04]} 23. Nxe5+ {[%emt 0:00:56]} fxe5 {[%emt 0:00:04]} 24. Nd5 {[%emt 0:05:05]} Rad8 {[%emt 0:00:38]} 25. Ne3 {[%emt 0:00:43]} Be6 {[%emt 0:00:55]} 26. Ke2 {[%emt 0:01:31]} b6 {[%emt 0:00:17]} 27. Rhc1 {[%emt 0:03:42]} Rc8 {[%emt 0:00:12]} 28. Ba6 {[%emt 0:03:35]} Rxc1 {[%emt 0:00:06]} 29. Rxc1 {[%emt 0:00:02]} Rd8 {[%emt 0:00:31]} 30. Rc2 {[%emt 0:01:21]} h6 {[%emt 0:03:15]} 31. Kf3 {[%emt 0:03:58]} h5 {[%emt 0:01:42]} 32. Kg3 {[%emt 0:01:04]} Kf6 {[%emt 0:00:33]} 33. Be2 {[%emt 0:05:13]} Nb7 {[%emt 0:00:26]} 34. Bxh5 {[%emt 0:01:11]} Nc5 {[%emt 0:00:13]} 35. h4 {[%emt 0:05:08]} Rd3 {[%emt 0:00:52]} 36. Bg4 {[%emt 0:03:29]} Bf7 {[%emt 0:00:19]} 37. Bf3 {[%emt 0:00:35]} Ra3 {[%emt 0:00:35]} 38. Ng4+ {[%emt 0:00:23]} Ke6 {[%emt 0:00:35]} 39. Re2 {[%emt 0:00:33]} e4 {[%emt 0:00:19]} 40. Kf4 {[%emt 0:00:00]} Kd6 {[%emt 0:00:00]} 41. Rd2+ {[%emt 0:25:48]} Ke7 {[%emt 0:23:00]} 42. Bxe4 {[%emt 0:00:05]} Rxa2 {[%emt 0:02:52]} 43. Rxa2 {[%emt 0:00:51]} Bxa2 {[%emt 0:00:03]} 44. Bf5 {[%emt 0:02:40]} a5 {[%emt 0:00:08]} 45. h5 {[%emt 0:00:58]} a4 {[%emt 0:00:30]} 46. h6 {[%emt 0:01:42]} Kf8 {[%emt 0:00:05]} 47. Ne5 {[%emt 0:04:21]} a3 {[%emt 0:01:13]} 48. Ke3 {[%emt 0:01:11]} Bb3 {[%emt 0:01:36]} 49. Bb1 {[%emt 0:00:06]} a2 {[%emt 0:00:18]} 50. Bxa2 {[%emt 0:00:02]} Bxa2 {[%emt 0:00:18]} 51. g4 {[%emt 0:00:20]} Kg8 {[%emt 0:01:56]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.16"]
[White "Yakubboev, Nodirbek"]
[Black "Kobalia, Mikhail"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2569"]
[BlackElo "2627"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,93,28,42,29,50,29,41,41,46,43,46,32,64,54,60,58,72,56,60,68,66,47,114,111,128,125,125,125,127,110,108,112,190,142,221,234,226,229,227,243,227,229,225,221,308,191,212,81,275,270,272,205,335,310,286,238,226,231,215,176,397,393,451,446,435,427,502,545,551,554,554,514,546,547,537,539,547,545,543,543,479,478,469,456]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 a6 5. Nbd2 Bf5 6. Nh4 {D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4} Be6 {LiveBook: 5 Games} 7. b3 g6 8. Bd3 {White is slightly better.} Bg7 9. Bb2 O-O 10. O-O Nbd7 11. a4 $146 ({Predecessor:} 11. f4 Ng4 12. Qe2 f5 13. Ndf3 Ndf6 {½-½ (40) Moroni,L (2564)-Kobalia,M (2620) Stockholm 2019}) 11... Ne8 {[%cal Bf6e8,Be8d6,Bd6e4][%mdl 32]} 12. Qc2 f5 13. Nhf3 Kh8 14. b4 Nd6 15. c5 Ne4 16. Ne5 Bxe5 (16... Nxe5 $14 17. dxe5 Qc7) 17. dxe5 $16 a5 18. Nb3 $1 axb4 19. f3 Nc3 20. Bxc3 bxc3 21. Qxc3 b6 (21... Bg8 $16) 22. a5 bxa5 (22... bxc5 $16 23. Nxc5 Nxc5 24. Qxc5 Qc7) 23. Nd4 $18 (23. Rxa5 Rxa5 24. Nxa5 Qc7 $14) (23. Nxa5 $6 Qc7 $16) 23... Bg8 24. Nxc6 Qc7 {[#]} 25. e6+ $1 ({Less strong is} 25. Nxe7 Qxc5 26. Qxc5 Nxc5 $14) 25... Nf6 26. Nd4 ({Resist} 26. Nxa5 $6 Rfc8 $16) 26... Rfc8 27. Rfc1 a4 28. f4 Qa5 29. c6 (29. Qa3 $18 {is more deadly.}) 29... Ne8 $2 {[#]} (29... Qxc3 $16 30. Rxc3 Ne8) 30. Qa3 $1 Ng7 31. Rc5 Qd2 (31... Qd8 {was worth a try.} 32. Qc1 Nxe6) 32. Bf1 Rab8 33. Rc2 ({Don't play} 33. Rxd5 Qb2 $18) 33... Qb4 34. Ba6 Rc7 35. Qxa4 Qb6 $2 (35... Qxa4 {was called for.} 36. Rxa4 Rb6) 36. Rc3 Ra8 37. Qb5 {White is clearly winning.} Qxb5 38. Nxb5 Nxe6 39. Nxc7 Nxc7 40. Rca3 Kg7 41. Bd3 Rc8 42. Ra7 d4 43. exd4 Bd5 44. Ba6 Nxa6 45. R1xa6 Kf7 46. c7 Ke8 47. Ra5 {Precision: White = 68%, Black = 39%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.17"]
[White "Fier, Alexandr"]
[Black "Grachev, Boris"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "2561"]
[BlackElo "2626"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,55,21,31,29,30,28,32,28,22,15,15,20,17,24,24,15,16,12,21,14,21,20,13,14,12,0,0,0,0,-6,-10,-16,2,0,4,7,12,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 e6 3. Nc3 a6 4. cxd5 exd5 5. Bf4 (5. Nf3 h6 6. Bf4 Nf6 7. e3 Bd6 8. Bxd6 Qxd6 9. Qc2 O-O 10. Bd3 Re8 11. h3 Be6 12. O-O Nbd7 13. a4 {½-½ (40) Shankland,S (2725)-Carlsen,M (2835) Wijk aan Zee 2019}) 5... c6 6. e3 {D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6} Bd6 7. Bxd6 Qxd6 8. Bd3 {White is slightly better.} Ne7 9. Qc2 g6 10. Nf3 O-O 11. O-O Bg4 $146 ({Predecessor:} 11... Bf5 12. Rfc1 Nd7 {1-0 (48) Riess,A (2180)-Engel,L (2304) Willingen 2017}) 12. Ne5 Bf5 {The position is equal.} 13. Na4 (13. e4 {keeps more tension.} dxe4 14. Bxe4 Kg7 15. Qb3 Qc7 16. Qa3) 13... Bxd3 14. Qxd3 f6 15. Nf3 $1 Nd7 16. Rfe1 Rfe8 17. e4 dxe4 18. Qxe4 Kf7 19. Nc5 Nf5 20. Qc2 {[#] Hoping for Qb3+.} Nxc5 21. dxc5 Qd5 22. Red1 Qe6 23. a3 Rad8 24. h3 h5 25. Re1 Qd5 26. Red1 Qe6 27. Re1 Qd5 28. Red1 {Accuracy: White = 72%, Black = 96%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.18"]
[White "Firouzja, Alireza"]
[Black "Abdusattorov, Nodirbek"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2618"]
[BlackElo "2560"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,71,33,32,23,7,0,8,27,27,28,28,28,28,29,30,30,0,47,36,30,25,62,58,67,61,54,66,115,31,47,6,6,5,10,0,0,0,3,3,3,3,3,3,3,5,12,0,4,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. g3 O-O 6. Bg2 dxc4 7. Ne5 c5 8. dxc5 Qxd1+ 9. Nxd1 Bxc5 10. O-O Nc6 {E06: Closed Catalan: Early deviations} 11. Bxc6 bxc6 12. Be3 Bxe3 $146 ({Predecessor:} 12... Bb6 13. Nxc4 Ba6 14. Rc1 Nd5 15. Re1 Rfd8 16. b3 Rac8 17. Bd2 c5 18. Ndb2 {½-½ (75) Malakhov,V (2693)-Leko,P (2709) Germany 2016}) 13. Nxe3 c3 14. bxc3 {[%cal Bb2c3,Bc3c4][%mdl 32]} Nd5 15. c4 Nxe3 16. fxe3 Ba6 17. Rfc1 c5 18. Nd3 Rac8 19. Rab1 Rfd8 20. Rb3 Rd6 21. Ra3 f6 22. Ra5 Rdc6 {[#]} 23. e4 (23. Nxc5 $1 $16 {[%mdl 512]} Rxc5 24. Rxa6 {[%mdl 64] Double Attack}) 23... e5 $14 24. Kf2 R8c7 {The position is equal.} 25. Rc3 Bc8 26. Rca3 a6 27. Ke3 Kf7 28. Kd2 Bb7 29. Rb3 Bc8 30. Kc3 Bg4 31. Rb2 h5 32. Rd2 Be6 33. Nc1 Ke7 34. Nb3 Rb6 35. Nxc5 Bf7 36. Rd5 {Accuracy: White = 56%, Black = 82%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.19"]
[White "Sychev, Klementy"]
[Black "Van Foreest, Jorden"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2545"]
[BlackElo "2618"]
[Annotator "ChessBase"]
[PlyCount "78"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:02:01]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:05]} d6 {[%emt 0:00:00]} 3. d4 {[%emt 0:01:05]} cxd4 {[%emt 0:00:07]} 4. Nxd4 {[%emt 0:00:02]} Nf6 {[%emt 0:00:13]} 5. Nc3 {[%emt 0:00:18]} a6 {[%emt 0:00:11]} 6. Be2 {[%emt 0:01:45]} e5 {[%emt 0:01:30]} 7. Nb3 {[%emt 0:03:06]} Be7 {[%emt 0:00:56]} 8. Be3 {[%emt 0:00:55]} Be6 {[%emt 0:00:27]} 9. h4 {[%emt 0:00:45]} O-O {[%emt 0:03:49]} 10. Bf3 {[%emt 0:00:16]} Nc6 {[%emt 0:09:37]} 11. g4 {[%emt 0:06:24]} Nd7 {[%emt 0:00:59]} 12. g5 {[%emt 0:06:05]} Nb6 {[%emt 0:04:57]} 13. Nd5 {[%emt 0:35:42]} Nc4 {[%emt 0:01:20]} 14. Qe2 {[%emt 0:02:50]} b5 {[%emt 0:07:03]} 15. O-O-O {[%emt 0:00:18]} a5 {[%emt 0:01:34]} 16. Nd2 {[%emt 0:00:36]} Nxe3 {[%emt 0:15:14]} 17. fxe3 {[%emt 0:00:47]} Qc8 {[%emt 0:05:37]} 18. Kb1 {[%emt 0:02:10]} Rb8 {[%emt 0:05:29]} 19. Rhg1 {[%emt 0:02:02]} a4 {[%emt 0:02:27]} 20. Bg4 {[%emt 0:03:43]} a3 {[%emt 0:03:07]} 21. b3 {[%emt 0:00:34]} Bd8 {[%emt 0:00:09]} 22. c4 {[%emt 0:13:51]} Na7 {[%emt 0:04:04]} 23. Rc1 {[%emt 0:01:49]} Qb7 {[%emt 0:00:23]} 24. Nf6+ {[%emt 0:08:31]} Kh8 {[%emt 0:19:37]} 25. Bxe6 {[%emt 0:00:13]} fxe6 {[%emt 0:00:05]} 26. Nxh7 {[%emt 0:00:33]} Kxh7 {[%emt 0:00:18]} 27. Qh5+ {[%emt 0:00:04]} Kg8 {[%emt 0:00:03]} 28. g6 {[%emt 0:00:05]} Rf2 {[%emt 0:00:02]} 29. Qh7+ {[%emt 0:02:39]} Kf8 {[%emt 0:00:02]} 30. Qh8+ {[%emt 0:02:04]} Ke7 {[%emt 0:00:05]} 31. Qxg7+ {[%emt 0:00:13]} Ke8 {[%emt 0:00:04]} 32. Qxb7 {[%emt 0:01:39]} Rxb7 {[%emt 0:00:24]} 33. g7 {[%emt 0:00:01]} Rxg7 {[%emt 0:00:07]} 34. Rxg7 {[%emt 0:00:03]} Bb6 {[%emt 0:00:46]} 35. Rb7 {[%emt 0:02:00]} Bxe3 {[%emt 0:00:32]} 36. Rg1 {[%emt 0:00:05]} Kf8 {[%emt 0:00:22]} 37. Rf1 {[%emt 0:00:04]} Rf4 {[%emt 0:00:52]} 38. Rxf4+ {[%emt 0:01:40]} exf4 {[%emt 0:00:01]} 39. Nf3 {[%emt 0:00:15]} bxc4 {[%emt 0:00:13]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.20"]
[White "Karthikeyan, Murali"]
[Black "Idani, Pouya"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2560"]
[BlackElo "2604"]
[Annotator "ChessBase"]
[PlyCount "82"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:31]} 2. Nf3 {[%emt 0:00:00]} d6 {[%emt 0:00:02]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:04]} 4. Nxd4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:04]} 5. Nc3 {[%emt 0:00:00]} a6 {[%emt 0:00:02]} 6. h3 {[%emt 0:00:03]} Nc6 {[%emt 0:02:17]} 7. g4 {[%emt 0:00:20]} g6 {[%emt 0:00:05]} 8. Be3 {[%emt 0:01:11]} Nxd4 {[%emt 0:00:06]} 9. Bxd4 {[%emt 0:00:31]} Bh6 {[%emt 0:00:05]} 10. f3 {[%emt 0:02:02]} Be6 {[%emt 0:02:26]} 11. h4 {[%emt 0:05:00]} Bf4 {[%emt 0:00:10]} 12. Ne2 {[%emt 0:05:52]} Be5 {[%emt 0:00:14]} 13. Qd2 {[%emt 0:01:22]} Qc7 {[%emt 0:05:59]} 14. O-O-O {[%emt 0:10:11]} Bxa2 {[%emt 0:08:11]} 15. f4 {[%emt 0:23:42]} Bxd4 {[%emt 0:19:21]} 16. Qxd4 {[%emt 0:00:28]} Bc4 {[%emt 0:06:24]} 17. Nc3 {[%emt 0:19:02]} Bxf1 {[%emt 0:05:12]} 18. Rhxf1 {[%emt 0:04:20]} Qc5 {[%emt 0:03:31]} 19. Qxc5 {[%emt 0:02:37]} dxc5 {[%emt 0:00:28]} 20. g5 {[%emt 0:00:24]} Nd7 {[%emt 0:18:01]} 21. Nd5 {[%emt 0:00:48]} Rc8 {[%emt 0:03:11]} 22. Rf3 {[%emt 0:04:54]} c4 {[%emt 0:01:44]} 23. h5 {[%emt 0:05:49]} Nc5 {[%emt 0:06:46]} 24. Rh3 {[%emt 0:01:51]} Rg8 {[%emt 0:01:28]} 25. hxg6 {[%emt 0:03:18]} hxg6 {[%emt 0:00:05]} 26. f5 {[%emt 0:00:21]} Nxe4 {[%emt 0:04:15]} 27. fxg6 {[%emt 0:01:48]} Nxg5 {[%emt 0:00:44]} 28. Re3 {[%emt 0:02:50]} e6 {[%emt 0:02:19]} 29. Nf6+ {[%emt 0:01:13]} Ke7 {[%emt 0:00:06]} 30. Nxg8+ {[%emt 0:00:07]} Rxg8 {[%emt 0:00:04]} 31. gxf7 {[%emt 0:00:06]} Nxf7 {[%emt 0:00:07]} 32. Rh3 {[%emt 0:02:02]} Rg7 {[%emt 0:04:21]} 33. Rdh1 {[%emt 0:01:34]} Rg6 {[%emt 0:00:27]} 34. Rf3 {[%emt 0:00:47]} Rg7 {[%emt 0:00:05]} 35. Rc3 {[%emt 0:00:40]} Ne5 {[%emt 0:02:00]} 36. Rch3 {[%emt 0:00:07]} Nf7 {[%emt 0:00:25]} 37. Rh7 {[%emt 0:00:24]} Rxh7 {[%emt 0:00:05]} 38. Rxh7 {[%emt 0:00:01]} e5 {[%emt 0:00:16]} 39. Rh4 {[%emt 0:01:20]} Nd6 {[%emt 0:00:18]} 40. Rh6 {[%emt 0:00:00]} Kd7 {[%emt 0:00:00]} 41. Kd2 {[%emt 0:01:53]} Kc6 {[%emt 0:00:11]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.21"]
[White "Aravindh, Chithambaram VR."]
[Black "Xu, Yi"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "2601"]
[BlackElo "2520"]
[Annotator "ChessBase"]
[PlyCount "148"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. c4 {[%emt 0:00:10]} e6 {[%emt 0:01:11]} 2. Nc3 {[%emt 0:00:39]} d5 {[%emt 0:00:21]} 3. d4 {[%emt 0:00:29]} a6 {[%emt 0:00:06]} 4. cxd5 {[%emt 0:01:02]} exd5 {[%emt 0:00:05]} 5. Nf3 {[%emt 0:00:11]} c6 {[%emt 0:01:54]} 6. Qb3 {[%emt 0:03:49]} Nf6 {[%emt 0:03:19]} 7. Bg5 {[%emt 0:01:47]} Be7 {[%emt 0:05:48]} 8. g3 {[%emt 0:03:59]} Nbd7 {[%emt 0:06:56]} 9. Bg2 {[%emt 0:00:37]} Ne4 {[%emt 0:04:58]} 10. Bf4 {[%emt 0:04:33]} Ndf6 {[%emt 0:03:01]} 11. O-O {[%emt 0:01:04]} Nxc3 {[%emt 0:11:54]} 12. bxc3 {[%emt 0:00:23]} O-O {[%emt 0:02:38]} 13. Rad1 {[%emt 0:06:04]} b5 {[%emt 0:00:43]} 14. Ne5 {[%emt 0:00:57]} Qb6 {[%emt 0:02:42]} 15. c4 {[%emt 0:08:12]} Be6 {[%emt 0:00:30]} 16. cxd5 {[%emt 0:00:10]} Nxd5 {[%emt 0:02:35]} 17. Qb2 {[%emt 0:01:15]} Rac8 {[%emt 0:04:55]} 18. Bd2 {[%emt 0:02:09]} Rfd8 {[%emt 0:01:30]} 19. Rc1 {[%emt 0:05:37]} Bf8 {[%emt 0:10:38]} 20. Rfd1 {[%emt 0:06:51]} Qb7 {[%emt 0:07:13]} 21. Be1 {[%emt 0:12:08]} f6 {[%emt 0:02:53]} 22. Nc4 {[%emt 0:01:16]} Qd7 {[%emt 0:09:53]} 23. Na5 {[%emt 0:00:49]} f5 {[%emt 0:00:33]} 24. e3 {[%emt 0:08:24]} Bf7 {[%emt 0:03:47]} 25. Rc2 {[%emt 0:00:46]} Ne7 {[%emt 0:03:24]} 26. Rdc1 {[%emt 0:06:21]} Bd5 {[%emt 0:00:10]} 27. f3 {[%emt 0:00:13]} g6 {[%emt 0:01:13]} 28. Nb3 {[%emt 0:04:09]} Bg7 {[%emt 0:01:41]} 29. Qa3 {[%emt 0:01:14]} Re8 {[%emt 0:01:44]} 30. Bf2 {[%emt 0:00:47]} Bc4 {[%emt 0:01:31]} 31. Na5 {[%emt 0:02:53]} Bd5 {[%emt 0:00:50]} 32. Rd1 {[%emt 0:00:48]} Be6 {[%emt 0:00:46]} 33. Nb3 {[%emt 0:04:44]} Bc4 {[%emt 0:00:33]} 34. h3 {[%emt 0:00:36]} Nd5 {[%emt 0:00:49]} 35. Nc5 {[%emt 0:02:28]} Qf7 {[%emt 0:00:57]} 36. e4 {[%emt 0:00:38]} fxe4 {[%emt 0:01:00]} 37. fxe4 {[%emt 0:00:05]} b4 {[%emt 0:00:10]} 38. Qb2 {[%emt 0:07:32]} Nc3 {[%emt 0:00:10]} 39. Ra1 {[%emt 0:00:12]} a5 {[%emt 0:00:51]} 40. a3 {[%emt 0:00:00]} Rb8 {[%emt 0:00:00]} 41. axb4 {[%emt 0:01:45]} axb4 {[%emt 0:06:01]} 42. e5 {[%emt 0:00:52]} Bf8 {[%emt 0:09:21]} 43. Bxc6 {[%emt 0:03:50]} Bxc5 {[%emt 0:00:30]} 44. Bxe8 {[%emt 0:10:00]} Rxe8 {[%emt 0:02:33]} 45. dxc5 {[%emt 0:00:07]} Qf3 {[%emt 0:01:37]} 46. Kh2 {[%emt 0:00:27]} Ne2 {[%emt 0:01:59]} 47. Rxe2 {[%emt 0:00:12]} Bxe2 {[%emt 0:00:35]} 48. Bd4 {[%emt 0:00:26]} b3 {[%emt 0:06:12]} 49. c6 {[%emt 0:01:39]} Bc4 {[%emt 0:02:22]} 50. c7 {[%emt 0:07:49]} Bd5 {[%emt 0:00:39]} 51. Qd2 {[%emt 0:01:27]} Rc8 {[%emt 0:05:14]} 52. Bb6 {[%emt 0:00:08]} Qe4 {[%emt 0:00:20]} 53. Rc1 {[%emt 0:02:01]} h5 {[%emt 0:00:40]} 54. Qf2 {[%emt 0:07:31]} Kh7 {[%emt 0:01:22]} 55. Re1 {[%emt 0:00:36]} Qc2 {[%emt 0:00:09]} 56. Re2 {[%emt 0:01:26]} Qd1 {[%emt 0:01:07]} 57. Re1 {[%emt 0:00:07]} Qc2 {[%emt 0:00:02]} 58. Re2 {[%emt 0:01:00]} Qd1 {[%emt 0:00:04]} 59. g4 {[%emt 0:00:06]} Rf8 {[%emt 0:01:03]} 60. Qe1 {[%emt 0:01:25]} Qxe1 {[%emt 0:01:18]} 61. Rxe1 {[%emt 0:00:02]} Be6 {[%emt 0:00:22]} 62. Kg3 {[%emt 0:00:38]} hxg4 {[%emt 0:00:27]} 63. hxg4 {[%emt 0:00:03]} g5 {[%emt 0:00:14]} 64. Be3 {[%emt 0:01:51]} Rc8 {[%emt 0:00:49]} 65. Bb6 {[%emt 0:00:04]} Rf8 {[%emt 0:00:10]} 66. Rc1 {[%emt 0:00:19]} Rf4 {[%emt 0:00:52]} 67. Ba5 {[%emt 0:00:43]} Rxg4+ {[%emt 0:00:59]} 68. Kf3 {[%emt 0:00:05]} b2 {[%emt 0:00:35]} 69. Rb1 {[%emt 0:00:20]} Ra4 {[%emt 0:00:04]} 70. Bd2 {[%emt 0:00:25]} Rc4 {[%emt 0:00:54]} 71. Rxb2 {[%emt 0:00:10]} g4+ {[%emt 0:00:13]} 72. Kg3 {[%emt 0:00:06]} Rxc7 {[%emt 0:00:05]} 73. Rb6 {[%emt 0:00:04]} Re7 {[%emt 0:00:18]} 74. Bg5 {[%emt 0:00:23]} Re8 {[%emt 0:00:03]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.22"]
[White "Narayanan.S.L"]
[Black "Sadhwani, Raunak"]
[Result "1-0"]
[ECO "C43"]
[WhiteElo "2593"]
[BlackElo "2448"]
[Annotator "ChessBase"]
[PlyCount "117"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 3. d4 {[%emt 0:00:00]} Nxe4 {[%emt 0:00:00]} 4. Bd3 {[%emt 0:00:00]} d5 {[%emt 0:00:07]} 5. Nxe5 {[%emt 0:00:04]} Be7 {[%emt 0:05:19]} 6. O-O {[%emt 0:00:51]} O-O {[%emt 0:00:43]} 7. c4 {[%emt 0:00:15]} Nf6 {[%emt 0:03:25]} 8. Nc3 {[%emt 0:02:44]} Be6 {[%emt 0:02:32]} 9. cxd5 {[%emt 0:10:37]} Nxd5 {[%emt 0:00:06]} 10. Re1 {[%emt 0:08:35]} Nc6 {[%emt 0:06:26]} 11. Nxd5 {[%emt 0:14:24]} Bxd5 {[%emt 0:00:34]} 12. Qg4 {[%emt 0:02:54]} Re8 {[%emt 0:12:41]} 13. Bf4 {[%emt 0:23:42]} Bf6 {[%emt 0:05:10]} 14. Qh3 {[%emt 0:13:09]} g6 {[%emt 0:00:16]} 15. Bb5 {[%emt 0:00:27]} Bg7 {[%emt 0:01:01]} 16. Qg3 {[%emt 0:00:21]} a6 {[%emt 0:01:44]} 17. Bxc6 {[%emt 0:01:59]} Bxc6 {[%emt 0:00:54]} 18. Nxc6 {[%emt 0:00:20]} Rxe1+ {[%emt 0:00:45]} 19. Rxe1 {[%emt 0:00:05]} bxc6 {[%emt 0:00:03]} 20. Be5 {[%emt 0:01:13]} Bxe5 {[%emt 0:01:32]} 21. Qxe5 {[%emt 0:00:57]} Rb8 {[%emt 0:00:16]} 22. b3 {[%emt 0:01:25]} Rb5 {[%emt 0:00:25]} 23. Qe8+ {[%emt 0:02:11]} Qxe8 {[%emt 0:00:06]} 24. Rxe8+ {[%emt 0:00:03]} Kg7 {[%emt 0:00:04]} 25. Kf1 {[%emt 0:00:53]} Rd5 {[%emt 0:01:33]} 26. Ra8 {[%emt 0:02:51]} Rxd4 {[%emt 0:00:15]} 27. Rxa6 {[%emt 0:00:10]} Rd2 {[%emt 0:04:26]} 28. Rxc6 {[%emt 0:01:36]} Rxa2 {[%emt 0:00:40]} 29. Rxc7 {[%emt 0:00:04]} Rb2 {[%emt 0:00:07]} 30. Rb7 {[%emt 0:00:04]} g5 {[%emt 0:00:26]} 31. g4 {[%emt 0:04:28]} Kg6 {[%emt 0:03:56]} 32. Kg2 {[%emt 0:01:06]} h6 {[%emt 0:00:56]} 33. Rb8 {[%emt 0:00:18]} Kf6 {[%emt 0:00:16]} 34. Kg3 {[%emt 0:01:56]} Rb1 {[%emt 0:00:42]} 35. Rb5 {[%emt 0:01:48]} Kg6 {[%emt 0:00:53]} 36. Rb6+ {[%emt 0:00:09]} Kg7 {[%emt 0:00:12]} 37. h3 {[%emt 0:00:06]} Rg1+ {[%emt 0:00:21]} 38. Kh2 {[%emt 0:00:03]} Rb1 {[%emt 0:00:07]} 39. Kg2 {[%emt 0:00:02]} Kh7 {[%emt 0:00:52]} 40. b4 {[%emt 0:00:00]} Rb3 {[%emt 0:00:00]} 41. b5 {[%emt 0:03:42]} Kg7 {[%emt 0:01:33]} 42. Rb8 {[%emt 0:02:12]} Kf6 {[%emt 0:00:24]} 43. Rb7 {[%emt 0:06:29]} Kg6 {[%emt 0:00:46]} 44. b6 {[%emt 0:01:39]} Kf6 {[%emt 0:00:11]} 45. Rb8 {[%emt 0:00:24]} Ke7 {[%emt 0:00:49]} 46. f3 {[%emt 0:01:07]} Rb2+ {[%emt 0:01:06]} 47. Kf1 {[%emt 0:06:18]} Kf6 {[%emt 0:00:52]} 48. Rb7 {[%emt 0:00:03]} Kg6 {[%emt 0:02:04]} 49. Ke1 {[%emt 0:00:43]} Rb3 {[%emt 0:01:13]} 50. Ke2 {[%emt 0:00:14]} Kf6 {[%emt 0:03:06]} 51. Kd2 {[%emt 0:07:32]} Rxf3 {[%emt 0:01:16]} 52. Kc2 {[%emt 0:00:09]} Rf2+ {[%emt 0:01:00]} 53. Kc3 {[%emt 0:00:10]} Rf1 {[%emt 0:00:05]} 54. Rc7 {[%emt 0:00:38]} Rb1 {[%emt 0:00:25]} 55. b7 {[%emt 0:00:03]} Kg6 {[%emt 0:08:53]} 56. Kd4 {[%emt 0:00:53]} f6 {[%emt 0:00:06]} 57. Kc5 {[%emt 0:01:48]} h5 {[%emt 0:00:05]} 58. Rd7 {[%emt 0:00:32]} hxg4 {[%emt 0:02:23]} 59. hxg4 {[%emt 0:00:07]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.23"]
[White "Mamedov, Rauf"]
[Black "Lalith Babu M R"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2703"]
[BlackElo "2556"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,63,20,20,21,4,40,34,34,33,35,30,38,35,41,32,58,48,44,62,127,124,128,129,104,122,125,116,151,120,129,131,135,152,404,402,414,408,406,405,387,393,456,415,423,421,710,761,729,701,1839,1816,1785,1820]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 a6 6. Bb3 d6 7. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} h6 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} 8. Nf1 Ne7 (8... d5 9. exd5 Nxd5 10. Ng3 O-O 11. O-O Re8 12. Re1 Nf6 13. h3 Be6 14. Bc2 Bd5 15. Nh4 {½-½ (43) Duda,J (2739)-Mamedyarov,S (2820) Batumi 2018}) 9. Ng3 Ng6 {White is slightly better.} 10. O-O O-O 11. d4 $146 ({Predecessor:} 11. h3 d5 12. Qc2 d4 13. cxd4 Bxd4 14. Nxd4 exd4 15. Bd2 Be6 16. Rac1 c6 17. Bb4 Re8 18. Bxe6 fxe6 19. b3 e5 20. Bd2 Rc8 21. Qd1 Qd7 {½-½ (21) Hrenic,M (1810)-Krivec,S (1569) Celje 2004}) 11... Bb6 12. h3 exd4 13. cxd4 d5 14. e5 Ne4 15. Be3 Nh4 {[#]} (15... Re8 $14) 16. Nxh4 $1 $16 Qxh4 17. Bxd5 Nxg3 18. fxg3 Qxg3 19. Rf3 $36 {[%mdl 2048] Keeping Black busy.} Qg6 20. Qe1 c6 21. Rg3 Qh7 22. Bb3 {Qb4 is the strong threat.} h5 $2 (22... Bd8 $16 {was necessary.} 23. Qb4 Bh4) 23. Qb4 $18 Bc7 24. Rf1 Be6 25. Qxb7 Bxb3 26. axb3 ({Less strong is} 26. Qxb3 Rac8 $18) (26. Qxc7 Bc4 $16) 26... Rac8 27. Qxa6 Qe4 28. Qe2 {Black must now prevent Rxg7+!White is clearly winning.} g6 (28... Qh7 $142 29. Qc4 Bb6) 29. Rf4 Qb1+ 30. Kh2 Ra8 31. Qxh5 {White wants to mate with Rh4.} Ra1 {[#]} 32. Bc1 $1 {[%mdl 512] Accuracy: White = 89%, Black = 31%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.24"]
[White "Nabaty, Tamir"]
[Black "Iniyan, P."]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2688"]
[BlackElo "2480"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,66,43,40,35,47,16,23,-39,-28,-28,-28,-33,-20,-35,-37,-35,-37,-39,-7,-48,0,0,4,-9,197,189,185,185,225,227,225,225,217,194,202,196,29982,29983,29991,800,29995,29996,29998,29999,29999]} 1. d4 Nf6 2. g3 g6 3. Bg2 Bg7 4. e4 d6 5. Ne2 O-O 6. O-O e5 7. Nbc3 Nbd7 8. h3 c6 9. a4 a5 10. Be3 exd4 11. Bxd4 {B07: Pirc Defence: Miscellaneous Systems} (11. Nxd4 Re8 12. Nde2 Nc5 13. f3 Na6 14. Qd2 Nb4 15. f4 Qe7 16. Bf2 d5 17. e5 Ne4 18. Nxe4 dxe4 {0-1 (59) Huzman,A (2580)-Guseinov,G (2634) Berlin 2015}) 11... Re8 12. Re1 Qc7 {LiveBook: 4 Games} 13. Qd2 {White is slightly better.} Nc5 {[%cal Rc5e4]} 14. e5 $146 ({Predecessor:} 14. Nf4 Ne6 15. Nxe6 Bxe6 16. Rad1 Rad8 17. Qf4 Nh5 18. Qe3 Bxd4 19. Qxd4 Ng7 {1-0 (54) Nguyen,V (2283)-Kerigan,D (2097) Kemer 2009}) 14... Nfd7 15. Bxc5 ({White should play} 15. exd6 $11 Qxd6 16. Rad1) 15... dxc5 16. f4 f6 17. g4 fxe5 18. Ng3 Nf6 19. f5 $1 {[%cal Rf5g6]} gxf5 20. gxf5 e4 21. Qg5 {[%cal Rg3e4]} h6 22. Qh4 {[%cal Rc3e4]} e3 23. Rad1 Qb6 $2 (23... Bd7 $11 {and Black is okay.}) 24. Nce4 $1 $36 {[%cal Re4f6][%mdl 2048] Black is under strong pressure.} Qxb2 25. Rd6 Rf8 26. Nxf6+ Rxf6 27. Rd8+ Rf8 28. Rxf8+ Bxf8 29. Rd1 $1 Bg7 $2 (29... Qe5 $18) 30. Rd8+ Kh7 {[#]} 31. f6 $1 {[%mdl 512]} Bxf6 (31... Qxf6 32. Be4+) 32. Qe4+ {White mates.} Kg7 33. Nh5+ Kf7 34. Qe8# {Precision: White = 78%, Black = 47%.} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.25"]
[White "Zvjaginsev, Vadim"]
[Black "Santos Ruiz, Miguel"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2642"]
[BlackElo "2554"]
[Annotator "ChessBase"]
[PlyCount "119"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:34]} d5 {[%emt 0:00:00]} 2. g3 {[%emt 0:00:06]} g6 {[%emt 0:00:00]} 3. Bg2 {[%emt 0:00:06]} Bg7 {[%emt 0:00:00]} 4. O-O {[%emt 0:00:06]} e5 {[%emt 0:00:00]} 5. d3 {[%emt 0:00:06]} Ne7 {[%emt 0:00:00]} 6. c4 {[%emt 0:01:55]} c6 {[%emt 0:01:11]} 7. Nc3 {[%emt 0:03:11]} O-O {[%emt 0:15:11]} 8. Rb1 {[%emt 0:04:09]} h6 {[%emt 0:04:16]} 9. e4 {[%emt 0:05:49]} d4 {[%emt 0:10:38]} 10. Ne2 {[%emt 0:02:52]} a5 {[%emt 0:06:48]} 11. Nh4 {[%emt 0:12:36]} g5 {[%emt 0:04:45]} 12. Nf3 {[%emt 0:02:18]} f5 {[%emt 0:02:16]} 13. exf5 {[%emt 0:06:06]} Bxf5 {[%emt 0:00:13]} 14. h4 {[%emt 0:02:48]} e4 {[%emt 0:14:12]} 15. Ne1 {[%emt 0:01:30]} exd3 {[%emt 0:00:17]} 16. Nxd3 {[%emt 0:00:07]} Ng6 {[%emt 0:03:52]} 17. hxg5 {[%emt 0:04:52]} hxg5 {[%emt 0:00:05]} 18. b4 {[%emt 0:00:18]} Ne5 {[%emt 0:02:44]} 19. Nxe5 {[%emt 0:04:46]} Bxb1 {[%emt 0:00:12]} 20. Nd3 {[%emt 0:02:29]} axb4 {[%emt 0:02:11]} 21. Bxg5 {[%emt 0:01:18]} Qxg5 {[%emt 0:02:08]} 22. Qxb1 {[%emt 0:00:05]} Qd2 {[%emt 0:04:06]} 23. Nef4 {[%emt 0:01:46]} Rxa2 {[%emt 0:03:14]} 24. Bh3 {[%emt 0:02:29]} Rxf4 {[%emt 0:05:26]} 25. Nxf4 {[%emt 0:06:53]} d3 {[%emt 0:00:53]} 26. Nxd3 {[%emt 0:06:27]} Ra1 {[%emt 0:10:04]} 27. Qxb4 {[%emt 0:00:23]} Rxf1+ {[%emt 0:04:43]} 28. Bxf1 {[%emt 0:00:08]} Qxb4 {[%emt 0:00:01]} 29. Nxb4 {[%emt 0:00:09]} Nd7 {[%emt 0:00:09]} 30. Kg2 {[%emt 0:02:20]} Nc5 {[%emt 0:00:05]} 31. f4 {[%emt 0:00:15]} Bc3 {[%emt 0:00:13]} 32. Nc2 {[%emt 0:00:18]} Ne6 {[%emt 0:00:24]} 33. Ne3 {[%emt 0:04:09]} Nd4 {[%emt 0:00:12]} 34. Kf2 {[%emt 0:03:36]} b5 {[%emt 0:01:30]} 35. Bd3 {[%emt 0:05:54]} b4 {[%emt 0:01:16]} 36. Nf5 {[%emt 0:00:18]} Ne6 {[%emt 0:01:13]} 37. Ne7+ {[%emt 0:00:19]} Kf7 {[%emt 0:00:33]} 38. Nxc6 {[%emt 0:00:22]} Nc5 {[%emt 0:00:10]} 39. Bb1 {[%emt 0:05:59]} b3 {[%emt 0:00:25]} 40. Ke2 {[%emt 0:00:00]} Na4 {[%emt 0:00:00]} 41. Na7 {[%emt 0:03:05]} Bb4 {[%emt 0:09:48]} 42. Nb5 {[%emt 0:00:15]} Nb6 {[%emt 0:00:02]} 43. Kd3 {[%emt 0:03:23]} Be1 {[%emt 0:00:11]} 44. Nd6+ {[%emt 0:01:50]} Ke6 {[%emt 0:00:08]} 45. Ne4 {[%emt 0:00:20]} Kf5 {[%emt 0:00:19]} 46. c5 {[%emt 0:01:58]} Nd5 {[%emt 0:05:07]} 47. Kc4 {[%emt 0:00:36]} Ne3+ {[%emt 0:01:26]} 48. Kxb3 {[%emt 0:00:10]} Ke6 {[%emt 0:00:07]} 49. c6 {[%emt 0:03:55]} Ke7 {[%emt 0:06:00]} 50. Ka4 {[%emt 0:03:26]} Kd8 {[%emt 0:00:01]} 51. Kb5 {[%emt 0:00:32]} Kc7 {[%emt 0:00:07]} 52. Kc5 {[%emt 0:01:13]} Nf5 {[%emt 0:00:02]} 53. g4 {[%emt 0:02:24]} Ne7 {[%emt 0:00:01]} 54. f5 {[%emt 0:02:01]} Nxc6 {[%emt 0:00:31]} 55. Kd5 {[%emt 0:00:09]} Nd8 {[%emt 0:01:38]} 56. g5 {[%emt 0:00:40]} Kd7 {[%emt 0:00:16]} 57. g6 {[%emt 0:00:37]} Ke8 {[%emt 0:00:41]} 58. f6 {[%emt 0:00:14]} Bh4 {[%emt 0:00:11]} 59. Ba2 {[%emt 0:00:48]} Kf8 {[%emt 0:00:36]} 60. g7+ {[%emt 0:00:47]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.26"]
[White "Donchenko, Alexander"]
[Black "Iturrizaga Bonelli, Eduardo"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "2600"]
[BlackElo "2640"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,116,47,59,44,64,76,85,69,73,72,85,50,46,50,54,44,43,48,35,37,31,14,25,24,12,14,25,0,0,-33,-17,-56,-64,-68,-67,-70,0,-74,-89,-123,-57,-90,-111,-107,-112,-156,-76,-86,-71,-81,-80,-65,-60,-52,-60,-137,-132,-197,-183,-234,-130,-117,-100,-122,-114,-150,-90,-145,-154,-133,-74,-73,-80,-278,-314,-369,-305,-612,-605,-929,-816,-655,-592,-1541,-1616,-1699,-1699,-1597,-481,-1623,-1169,-1279,-1435,-1618,-1557,-29963,-29962,-29944,-11993,-29962,-29955,-29946,-29943,-12820,-5795,-6103,-4610,-29992,-29988]} 1. c4 g6 2. d4 Bg7 3. Nc3 e6 4. Nf3 Ne7 5. h4 (5. Bf4 O-O 6. Qd2 d5 7. e3 a6 8. Rc1 dxc4 9. Bxc4 Nbc6 10. h4 h6 11. a3 b6 12. b4 {1-0 (37) Wang,H (2711)-Maghsoodloo,P (2636) Abu Dhabi 2018}) 5... h6 6. Bf4 {A40: Unusual replies to 1 d4} d6 7. Qd2 Nd7 8. O-O-O {White is better.} b6 9. e4 Bb7 10. d5 e5 11. Be3 f5 $146 ({Predecessor:} 11... Nf6 12. Nh2 {1-0 (48) Gashgarian,R (1921)-Knechtel,T (1798) Kitchener 2008}) 12. g3 Nf6 13. Qc2 O-O 14. Nd2 c6 15. f3 cxd5 16. cxd5 a6 17. Kb1 b5 18. Bh3 Bc8 $1 19. Qd3 Bd7 (19... b4 $5 20. Ne2 $8 a5 $11) 20. g4 fxg4 21. fxg4 Nxg4 22. Rdg1 h5 (22... Nxe3 $15 23. Qxe3 Bxh3 24. Qxh3 Kh7) 23. Nd1 (23. Bxg4 $11 {keeps the balance.} Bxg4 24. Nd1) 23... Nxe3 $17 24. Qxe3 Kh7 ({Black should play} 24... Bxh3 $17 25. Rxh3 Rc8) 25. Nf3 Bh6 26. Ng5+ Bxg5 $1 27. Qxg5 Rf4 (27... Bxh3 $142 $1 28. Rxh3 Rf4) 28. Rf1 Bxh3 29. Rxf4 exf4 30. Rxh3 Ng8 $1 {aiming for ...Qxg5.} 31. Qxf4 Qf6 32. Qxf6 (32. Rf3 $15 Rf8 33. Qxf6 Nxf6 34. Nf2) 32... Nxf6 $15 {[%mdl 4096] Endgame KRN-KRN} 33. Nf2 (33. Kc2 $17 {was called for.}) 33... Re8 $19 34. Re3 (34. Kc2 $142) 34... Kh6 ({Better is} 34... Ng4 $1 $19 {[%cal Rg4e3]} 35. Nxg4 hxg4) 35. Kc2 $17 {[#]} Nxd5 $1 {[%mdl 512]} 36. Rf3 (36. exd5 Rxe3) 36... Nb4+ 37. Kd2 Nc6 (37... Rc8 $142 {Strongly threatening ...Rc2+.} 38. a3 Rc2+ 39. Kd1 Nc6) 38. Rf7 {[#]} (38. Rf6 $142) 38... Ne5 $1 {[%cal Re5f7]} 39. Ra7 Ng4 (39... Rf8 $142 40. Ke2 Rc8) 40. Nh3 {[#]} Nf6 $1 ({Wrong is} 40... Rxe4 $2 41. Ng5 $18) 41. Rxa6 $2 (41. Kd3 $17 Nxe4 42. b4) 41... Rxe4 $19 ({Don't do} 41... Nxe4+ 42. Kd1 $17) 42. Rxd6 Rxh4 {...Ne4+ is the strong threat.} 43. Rxf6 $2 (43. Rd3) 43... Rxh3 $17 {KR-KR} 44. Rb6 Rf3 45. Rxb5 h4 46. Ke2 Rf8 47. Rb3 g5 48. Rf3 Rb8 49. b3 (49. Rb3 $142 Rf8 50. Rf3) 49... Kh5 50. Kf2 Rd8 51. Re3 Kg4 52. b4 h3 53. Re4+ Kf5 54. Rc4 g4 55. Rc5+ Kf4 56. Rc4+ Kg5 57. Rc7 Rd2+ {[%mdl 64] Double Attack} 58. Kg1 Kh4 {Accuracy: White = 36%, Black = 70%.} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.27"]
[White "Afanasiev, Nikita"]
[Black "Alekseenko, Kirill"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "2508"]
[BlackElo "2634"]
[Annotator "ChessBase"]
[PlyCount "88"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:05:04]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:09]} e6 {[%emt 0:00:34]} 3. Nf3 {[%emt 0:00:09]} b6 {[%emt 0:00:45]} 4. a3 {[%emt 0:00:17]} Bb7 {[%emt 0:00:25]} 5. Nc3 {[%emt 0:00:33]} d5 {[%emt 0:00:08]} 6. Bg5 {[%emt 0:01:20]} Be7 {[%emt 0:00:33]} 7. Qa4+ {[%emt 0:03:43]} Bc6 {[%emt 0:00:06]} 8. Qb3 {[%emt 0:01:55]} dxc4 {[%emt 0:01:04]} 9. Qxc4 {[%emt 0:00:06]} a6 {[%emt 0:01:00]} 10. e3 {[%emt 0:16:36]} Bb7 {[%emt 0:06:06]} 11. Be2 {[%emt 0:06:47]} Nbd7 {[%emt 0:01:12]} 12. b4 {[%emt 0:04:16]} Rc8 {[%emt 0:03:41]} 13. O-O {[%emt 0:05:04]} c5 {[%emt 0:03:13]} 14. dxc5 {[%emt 0:08:05]} bxc5 {[%emt 0:00:24]} 15. b5 {[%emt 0:00:07]} axb5 {[%emt 0:01:59]} 16. Qxb5 {[%emt 0:01:52]} Bc6 {[%emt 0:01:45]} 17. Qc4 {[%emt 0:00:06]} O-O {[%emt 0:00:49]} 18. Rfc1 {[%emt 0:02:35]} h6 {[%emt 0:02:23]} 19. Bh4 {[%emt 0:01:02]} Ra8 {[%emt 0:08:02]} 20. Bg3 {[%emt 0:05:30]} Nb6 {[%emt 0:07:16]} 21. Qb3 {[%emt 0:02:35]} Nbd5 {[%emt 0:04:56]} 22. Ne5 {[%emt 0:01:20]} Nxc3 {[%emt 0:00:09]} 23. Qxc3 {[%emt 0:00:16]} Ne4 {[%emt 0:02:04]} 24. Qc2 {[%emt 0:01:27]} Bd5 {[%emt 0:00:34]} 25. Nc4 {[%emt 0:03:54]} Bf6 {[%emt 0:07:53]} 26. Rab1 {[%emt 0:01:28]} Nc3 {[%emt 0:04:24]} 27. Rb3 {[%emt 0:00:14]} Nxe2+ {[%emt 0:14:50]} 28. Qxe2 {[%emt 0:00:04]} Ra4 {[%emt 0:01:21]} 29. Rbb1 {[%emt 0:01:42]} Bxc4 {[%emt 0:04:35]} 30. Rxc4 {[%emt 0:00:04]} Qa5 {[%emt 0:00:27]} 31. Rcc1 {[%emt 0:15:55]} Rc8 {[%emt 0:00:56]} 32. Qb5 {[%emt 0:01:55]} Qxb5 {[%emt 0:05:56]} 33. Rxb5 {[%emt 0:00:16]} Be7 {[%emt 0:00:24]} 34. Rb7 {[%emt 0:01:46]} Bf8 {[%emt 0:00:09]} 35. Kf1 {[%emt 0:01:40]} Rxa3 {[%emt 0:00:47]} 36. Ke2 {[%emt 0:00:22]} f6 {[%emt 0:03:29]} 37. Bc7 {[%emt 0:02:23]} Ra2+ {[%emt 0:01:40]} 38. Kf3 {[%emt 0:00:06]} e5 {[%emt 0:00:36]} 39. Rd1 {[%emt 0:00:54]} e4+ {[%emt 0:01:21]} 40. Kg3 {[%emt 0:00:00]} c4 {[%emt 0:00:00]} 41. Rd7 {[%emt 0:25:55]} Ra6 {[%emt 0:20:59]} 42. Bd8 {[%emt 0:02:27]} Rd6 {[%emt 0:04:24]} 43. Be7 {[%emt 0:01:25]} Rxd7 {[%emt 0:00:18]} 44. Rxd7 {[%emt 0:00:04]} Bxe7 {[%emt 0:00:08]} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.28"]
[White "Tsydypov, Zhamsaran"]
[Black "Goganov, Aleksey"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2547"]
[BlackElo "2612"]
[Annotator "TA"]
[PlyCount "30"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,30,18,16,0,0,0,8,-14,16,9,17,8,25,20,40,30,41]} 1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 e6 6. Na3 a6 7. Nc4 Nbd7 8. a4 {B22: Sicilian: 2 c3} cxd4 {LiveBook: 9 Games} (8... b6 9. Be2 Bb7 10. O-O cxd4 11. Qxd4 Bc5 12. Qf4 O-O 13. Rd1 Qc6 14. Qh4 Rfd8 15. Bf4 Nf8 16. Rxd8 Rxd8 {0-1 (50) Savchenko,B (2602)-Ghaem Maghami,E (2540) Hamedan 2017}) 9. Nxd4 Bc5 10. Be3 {The position is equal.} O-O 11. a5 $146 ({Predecessor:} 11. Be2 Qxg2 12. Bf3 Qh3 13. Qe2 e5 14. Nb3 Bxe3 15. fxe3 Qh4+ {0-1 (23) Gnirk,H-Gromotka,H Germany 1986}) 11... Ne5 12. Nb3 {[#] Qxd5 is the strong threat.} Bxe3 13. Nxe3 Qxd1+ 14. Rxd1 Bd7 {Strongly threatening ...Ba4.} 15. Nc5 {And now f4 would win.} Bc6 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.29"]
[White "Jumabayev, Rinat"]
[Black "Praggnanandhaa R"]
[Result "1/2-1/2"]
[ECO "A20"]
[WhiteElo "2604"]
[BlackElo "2532"]
[Annotator "ChessBase"]
[PlyCount "87"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. c4 {[%emt 0:03:16]} e5 {[%emt 0:00:04]} 2. g3 {[%emt 0:00:38]} c6 {[%emt 0:00:32]} 3. d4 {[%emt 0:01:31]} e4 {[%emt 0:00:21]} 4. Nc3 {[%emt 0:00:24]} d5 {[%emt 0:01:17]} 5. Nh3 {[%emt 0:01:14]} Bb4 {[%emt 0:12:19]} 6. Qb3 {[%emt 0:00:59]} Na6 {[%emt 0:11:02]} 7. cxd5 {[%emt 0:03:13]} Qxd5 {[%emt 0:06:21]} 8. Qxd5 {[%emt 0:19:56]} cxd5 {[%emt 0:00:39]} 9. Bd2 {[%emt 0:00:17]} Nf6 {[%emt 0:05:06]} 10. f3 {[%emt 0:02:27]} O-O {[%emt 0:03:34]} 11. Nf4 {[%emt 0:01:12]} Bxc3 {[%emt 0:02:13]} 12. bxc3 {[%emt 0:03:59]} Re8 {[%emt 0:03:59]} 13. Kf2 {[%emt 0:00:16]} Nc7 {[%emt 0:01:26]} 14. Rb1 {[%emt 0:03:06]} b6 {[%emt 0:01:26]} 15. Rg1 {[%emt 0:00:17]} Ba6 {[%emt 0:07:18]} 16. g4 {[%emt 0:00:33]} exf3 {[%emt 0:00:18]} 17. exf3 {[%emt 0:00:19]} Bxf1 {[%emt 0:00:20]} 18. Rgxf1 {[%emt 0:00:03]} Nd7 {[%emt 0:02:50]} 19. Rfc1 {[%emt 0:04:31]} b5 {[%emt 0:05:03]} 20. Ng2 {[%emt 0:02:50]} a6 {[%emt 0:01:45]} 21. a4 {[%emt 0:00:13]} Nb6 {[%emt 0:01:58]} 22. Bf4 {[%emt 0:00:11]} Ne6 {[%emt 0:01:05]} 23. axb5 {[%emt 0:02:47]} axb5 {[%emt 0:00:49]} 24. Rb2 {[%emt 0:13:30]} Rec8 {[%emt 0:07:10]} 25. Kg3 {[%emt 0:02:14]} g5 {[%emt 0:02:05]} 26. Be5 {[%emt 0:05:46]} Nc4 {[%emt 0:00:58]} 27. Rxb5 {[%emt 0:02:24]} Nxe5 {[%emt 0:00:16]} 28. dxe5 {[%emt 0:00:01]} d4 {[%emt 0:00:08]} 29. c4 {[%emt 0:00:27]} Ra4 {[%emt 0:00:51]} 30. c5 {[%emt 0:02:45]} Ra3 {[%emt 0:00:23]} 31. h4 {[%emt 0:04:06]} Rc3 {[%emt 0:01:49]} 32. Rd1 {[%emt 0:00:41]} h6 {[%emt 0:01:15]} 33. hxg5 {[%emt 0:00:44]} hxg5 {[%emt 0:00:15]} 34. Ne1 {[%emt 0:02:10]} R3xc5 {[%emt 0:00:35]} 35. Rxc5 {[%emt 0:01:20]} Rxc5 {[%emt 0:00:02]} 36. Nd3 {[%emt 0:00:17]} Rc2 {[%emt 0:00:30]} 37. Ra1 {[%emt 0:03:16]} Kg7 {[%emt 0:01:59]} 38. Rb1 {[%emt 0:01:15]} Rd2 {[%emt 0:00:51]} 39. Rb3 {[%emt 0:01:29]} Re2 {[%emt 0:00:12]} 40. Rb2 {[%emt 0:00:00]} Rxb2 {[%emt 0:00:00]} 41. Nxb2 {[%emt 0:05:31]} Nf4 {[%emt 0:05:18]} 42. Nc4 {[%emt 0:00:43]} Nd3 {[%emt 0:01:23]} 43. Nd6 {[%emt 0:00:16]} Nxe5 {[%emt 0:00:15]} 44. Nf5+ {[%emt 0:00:02]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.30"]
[White "Xu, Yinglun"]
[Black "Sethuraman, S.P."]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "2512"]
[BlackElo "2651"]
[Annotator "ChessBase"]
[PlyCount "107"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:36]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:05]} 3. Nf3 {[%emt 0:00:00]} b6 {[%emt 0:00:05]} 4. g3 {[%emt 0:00:38]} Bb7 {[%emt 0:00:07]} 5. Bg2 {[%emt 0:00:09]} Be7 {[%emt 0:00:05]} 6. O-O {[%emt 0:00:35]} O-O {[%emt 0:00:05]} 7. Nc3 {[%emt 0:02:12]} Ne4 {[%emt 0:00:11]} 8. Bd2 {[%emt 0:00:05]} Nxd2 {[%emt 0:00:05]} 9. Qxd2 {[%emt 0:03:16]} d6 {[%emt 0:00:40]} 10. e4 {[%emt 0:00:18]} Nd7 {[%emt 0:00:22]} 11. Rad1 {[%emt 0:00:45]} a6 {[%emt 0:09:53]} 12. Rfe1 {[%emt 0:06:28]} c5 {[%emt 0:05:57]} 13. d5 {[%emt 0:22:43]} e5 {[%emt 0:00:13]} 14. a3 {[%emt 0:00:56]} g6 {[%emt 0:01:17]} 15. Qc2 {[%emt 0:20:03]} Qc7 {[%emt 0:05:56]} 16. Bh3 {[%emt 0:00:56]} Nf6 {[%emt 0:03:54]} 17. Rf1 {[%emt 0:00:45]} Nh5 {[%emt 0:02:05]} 18. Ne1 {[%emt 0:00:05]} Bg5 {[%emt 0:13:08]} 19. Nd3 {[%emt 0:03:34]} Rae8 {[%emt 0:00:07]} 20. Rde1 {[%emt 0:01:35]} Bh6 {[%emt 0:03:18]} 21. Qd1 {[%emt 0:02:06]} Qd8 {[%emt 0:05:43]} 22. Kh1 {[%emt 0:00:53]} Ng7 {[%emt 0:02:07]} 23. f4 {[%emt 0:03:57]} exf4 {[%emt 0:00:52]} 24. gxf4 {[%emt 0:01:03]} f5 {[%emt 0:00:18]} 25. e5 {[%emt 0:01:41]} dxe5 {[%emt 0:03:43]} 26. fxe5 {[%emt 0:01:43]} Qh4 {[%emt 0:00:06]} 27. Bg2 {[%emt 0:00:03]} Nh5 {[%emt 0:02:00]} 28. Qf3 {[%emt 0:08:50]} Qxc4 {[%emt 0:00:26]} 29. e6 {[%emt 0:00:05]} Qd4 {[%emt 0:17:19]} 30. Ne2 {[%emt 0:15:36]} Qg7 {[%emt 0:02:08]} 31. Nc3 {[%emt 0:01:50]} Nf6 {[%emt 0:02:04]} 32. Qe2 {[%emt 0:00:40]} Qe7 {[%emt 0:05:21]} 33. Ne5 {[%emt 0:01:01]} b5 {[%emt 0:00:05]} 34. Nf7 {[%emt 0:01:36]} Rxf7 {[%emt 0:00:58]} 35. exf7+ {[%emt 0:00:02]} Qxf7 {[%emt 0:00:07]} 36. Qf2 {[%emt 0:00:00]} Rxe1 {[%emt 0:04:22]} 37. Rxe1 {[%emt 0:00:05]} Bf8 {[%emt 0:03:43]} 38. Qe2 {[%emt 0:01:57]} b4 {[%emt 0:00:54]} 39. Nd1 {[%emt 0:00:24]} Bxd5 {[%emt 0:01:19]} 40. Qxa6 {[%emt 0:00:00]} Bxg2+ {[%emt 0:00:00]} 41. Kxg2 {[%emt 0:00:40]} Qd5+ {[%emt 0:06:27]} 42. Kg1 {[%emt 0:00:15]} Qd4+ {[%emt 0:00:56]} 43. Kh1 {[%emt 0:04:38]} bxa3 {[%emt 0:05:13]} 44. bxa3 {[%emt 0:04:50]} f4 {[%emt 0:12:53]} 45. Qe6+ {[%emt 0:01:25]} Kg7 {[%emt 0:00:06]} 46. Qe5 {[%emt 0:00:05]} Qd2 {[%emt 0:00:27]} 47. Nc3 {[%emt 0:00:44]} Qd4 {[%emt 0:04:06]} 48. a4 {[%emt 0:05:14]} f3 {[%emt 0:05:17]} 49. Qxd4 {[%emt 0:02:36]} cxd4 {[%emt 0:00:04]} 50. Ne4 {[%emt 0:00:52]} Ng4 {[%emt 0:03:28]} 51. a5 {[%emt 0:03:24]} d3 {[%emt 0:00:25]} 52. a6 {[%emt 0:01:35]} d2 {[%emt 0:00:33]} 53. Rb1 {[%emt 0:01:27]} Ne3 {[%emt 0:03:31]} 54. a7 {[%emt 0:00:40]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.31"]
[White "Safarli, Eltaj"]
[Black "Pourramezanali, Amirreza"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2681"]
[BlackElo "2529"]
[Annotator "TA"]
[PlyCount "39"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,39,7,20,-6,0,-13,-11,0,0,-23,-7,-15,-11,-20,7,-27,-20,-37,-23,-49,-21,-31]} 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Na3 cxd4 7. cxd4 Bd7 8. Nc2 Nb4 {C02: French: Advance Variation} 9. Ne3 Bb5 10. a3 Nc6 {LiveBook: 3 Games} 11. g3 h5 12. h4 $146 ({Predecessor:} 12. h3 Nge7 13. h4 g6 14. Rb1 Bh6 15. b4 Bxf1 16. Kxf1 Bxe3 17. Bxe3 {½-½ (33) Cornette,M (2570)-Krassowizkij,J (2393) Germany 2014}) 12... Nh6 13. Bxb5 Qxb5 14. Qe2 Qxe2+ 15. Kxe2 Be7 16. b4 O-O 17. Ng2 Nf5 18. Be3 b5 19. Nf4 g6 20. Rhc1 {Precision: White = 19%, Black = 46%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.32"]
[White "Indjic, Aleksandar"]
[Black "Vishnu Prasanna. V"]
[Result "1/2-1/2"]
[ECO "D39"]
[WhiteElo "2630"]
[BlackElo "2524"]
[Annotator "NA"]
[PlyCount "13"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:01:23]} Nf6 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:44]} d5 {[%emt 0:00:00]} 3. c4 {[%emt 0:01:17]} e6 {[%emt 0:00:00]} 4. Nc3 {[%emt 0:00:06]} Bb4 {[%emt 0:00:07]} 5. Bg5 {[%emt 0:01:41]} dxc4 {[%emt 0:00:14]} 6. e4 {[%emt 0:00:12]} b5 {[%emt 0:00:57]} 7. e5 {[%emt 0:11:15]} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.33"]
[White "Esipenko, Andrey"]
[Black "Gagare, Shardul"]
[Result "1-0"]
[ECO "C88"]
[WhiteElo "2603"]
[BlackElo "2495"]
[Annotator "ChessBase"]
[PlyCount "83"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:02:01]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:05]} 3. Bb5 {[%emt 0:00:02]} a6 {[%emt 0:00:10]} 4. Ba4 {[%emt 0:00:11]} Nf6 {[%emt 0:00:10]} 5. O-O {[%emt 0:00:11]} Be7 {[%emt 0:00:19]} 6. Re1 {[%emt 0:00:13]} b5 {[%emt 0:00:18]} 7. Bb3 {[%emt 0:00:06]} d6 {[%emt 0:00:12]} 8. a4 {[%emt 0:00:09]} Bg4 {[%emt 0:04:11]} 9. c3 {[%emt 0:00:19]} O-O 10. h3 {[%emt 0:00:20]} Bh5 {[%emt 0:01:31]} 11. d3 {[%emt 0:04:56]} Na5 {[%emt 0:00:25]} 12. Bc2 {[%emt 0:02:07]} b4 {[%emt 0:00:40]} 13. Nbd2 {[%emt 0:03:36]} Nd7 {[%emt 0:00:17]} 14. g4 {[%emt 0:03:17]} Bg6 {[%emt 0:00:13]} 15. Nf1 {[%emt 0:00:56]} Rb8 16. Ng3 {[%emt 0:01:58]} bxc3 {[%emt 0:32:51]} 17. bxc3 Nc5 {[%emt 0:00:41]} 18. Be3 {[%emt 0:07:19]} Ne6 19. Nf5 {[%emt 0:13:57]} c5 {[%emt 0:15:49]} 20. Kg2 {[%emt 0:01:44]} Re8 {[%emt 0:02:53]} 21. Rb1 {[%emt 0:07:43]} Qc7 {[%emt 0:09:10]} 22. h4 {[%emt 0:10:49]} f6 23. d4 {[%emt 0:20:15]} cxd4 {[%emt 0:06:08]} 24. cxd4 {[%emt 0:00:04]} Bf8 {[%emt 0:07:46]} 25. h5 {[%emt 0:02:35]} Bf7 {[%emt 0:00:42]} 26. d5 {[%emt 0:00:10]} Nc5 {[%emt 0:05:50]} 27. Qe2 {[%emt 0:00:25]} Rxb1 {[%emt 0:02:25]} 28. Rxb1 {[%emt 0:00:06]} Nab7 {[%emt 0:00:59]} 29. Ng3 h6 30. Nh4 {[%emt 0:09:30]} Rc8 {[%emt 0:04:23]} 31. Ng6 {[%emt 0:00:09]} Be8 32. Nf5 {[%emt 0:00:57]} Ra8 {[%emt 0:01:03]} 33. Qf3 {[%emt 0:04:11]} Nxa4 {[%emt 0:04:18]} 34. Nxf8 {[%emt 0:04:57]} Kxf8 {[%emt 0:00:06]} 35. g5 {[%emt 0:01:21]} hxg5 {[%emt 0:00:50]} 36. h6 {[%emt 0:00:22]} gxh6 {[%emt 0:00:59]} 37. Nxh6 {[%emt 0:00:16]} Qg7 {[%emt 0:00:31]} 38. Nf5 {[%emt 0:00:24]} g4 {[%emt 0:00:32]} 39. Qg3 {[%emt 0:00:24]} Qh7 {[%emt 0:00:29]} 40. Bh6+ {[%emt 0:00:00]} Kg8 {[%emt 0:00:00]} 41. Qxg4+ {[%emt 0:00:34]} Bg6 {[%emt 0:01:59]} 42. Rxb7 {[%emt 0:00:12]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.34"]
[White "Lobanov, Sergei"]
[Black "Gordievsky, Dmitry"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "2526"]
[BlackElo "2603"]
[Annotator "RC"]
[PlyCount "104"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:02:05]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:04]} Nc6 {[%emt 0:00:00]} 3. d4 {[%emt 0:00:06]} cxd4 {[%emt 0:00:00]} 4. Nxd4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:07]} e5 {[%emt 0:00:00]} 6. Ndb5 {[%emt 0:00:06]} d6 {[%emt 0:00:00]} 7. Nd5 {[%emt 0:01:36]} Nxd5 {[%emt 0:00:14]} 8. exd5 {[%emt 0:00:06]} Nb8 {[%emt 0:03:49]} 9. a4 {[%emt 0:00:19]} Be7 {[%emt 0:00:46]} 10. Be2 {[%emt 0:00:07]} O-O {[%emt 0:00:08]} 11. O-O {[%emt 0:00:04]} f5 {[%emt 0:06:38]} 12. Bd2 {[%emt 0:00:49]} a6 {[%emt 0:10:34]} 13. Na3 {[%emt 0:00:06]} f4 {[%emt 0:03:06]} 14. Nc4 {[%emt 0:07:06]} Bf5 {[%emt 0:02:51]} 15. Ba5 {[%emt 0:35:05]} Qe8 {[%emt 0:00:25]} 16. Bb4 {[%emt 0:00:08]} Rf6 {[%emt 0:02:19]} 17. Bg4 {[%emt 0:00:50]} Bxg4 {[%emt 0:06:19]} 18. Qxg4 {[%emt 0:00:01]} Nd7 {[%emt 0:00:45]} 19. Nd2 {[%emt 0:08:34]} Rg6 {[%emt 0:00:23]} 20. Qf3 {[%emt 0:01:45]} Nf6 {[%emt 0:03:57]} 21. c4 {[%emt 0:00:46]} Qd7 {[%emt 0:03:25]} 22. Rfe1 {[%emt 0:00:53]} Rf8 {[%emt 0:02:07]} 23. a5 {[%emt 0:03:17]} Ng4 {[%emt 0:04:40]} 24. Rac1 {[%emt 0:05:39]} Nh6 {[%emt 0:01:34]} 25. c5 {[%emt 0:15:00]} dxc5 {[%emt 0:05:10]} 26. Bxc5 {[%emt 0:00:04]} Nf5 {[%emt 0:06:30]} 27. Bxe7 {[%emt 0:04:24]} Qxe7 {[%emt 0:00:12]} 28. Qh3 {[%emt 0:11:11]} Nh4 {[%emt 0:11:24]} 29. g3 {[%emt 0:00:04]} fxg3 {[%emt 0:00:05]} 30. fxg3 {[%emt 0:01:22]} Nf5 {[%emt 0:15:32]} 31. Rf1 {[%emt 0:01:44]} Qg5 {[%emt 0:01:10]} 32. Nc4 {[%emt 0:01:22]} Rgf6 {[%emt 0:00:57]} 33. Rce1 {[%emt 0:00:41]} Nd4 {[%emt 0:04:16]} 34. Kh1 {[%emt 0:00:21]} Nf3 {[%emt 0:03:39]} 35. Re3 {[%emt 0:00:39]} e4 {[%emt 0:00:44]} 36. d6 {[%emt 0:00:51]} Rh6 {[%emt 0:01:32]} 37. Qg2 {[%emt 0:00:15]} Rxh2+ {[%emt 0:02:38]} 38. Qxh2 {[%emt 0:00:01]} Nxh2 {[%emt 0:00:07]} 39. Rxf8+ {[%emt 0:00:05]} Kxf8 {[%emt 0:00:03]} 40. Kxh2 {[%emt 0:00:00]} Qd5 {[%emt 0:00:00]} 41. b3 {[%emt 0:00:16]} Ke8 {[%emt 0:04:21]} 42. Kg2 {[%emt 0:08:25]} Kd8 {[%emt 0:00:10]} 43. Kf2 {[%emt 0:01:50]} h5 {[%emt 0:02:52]} 44. Kg2 {[%emt 0:03:13]} g5 {[%emt 0:02:05]} 45. Re2 {[%emt 0:00:47]} Qd3 {[%emt 0:03:24]} 46. Rf2 {[%emt 0:04:13]} Ke8 {[%emt 0:03:38]} 47. Rf5 {[%emt 0:02:40]} g4 {[%emt 0:06:08]} 48. Re5+ {[%emt 0:02:39]} Kf8 {[%emt 0:01:57]} 49. Rxh5 {[%emt 0:10:51]} Qf3+ {[%emt 0:00:48]} 50. Kh2 {[%emt 0:00:35]} Qf2+ {[%emt 0:00:12]} 51. Kh1 {[%emt 0:00:01]} Qxg3 {[%emt 0:03:56]} 52. d7 {[%emt 0:00:12]} Qf3+ {[%emt 0:00:22]} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.35"]
[White "Gavrilescu, David"]
[Black "Svane, Rasmus"]
[Result "0-1"]
[ECO "C07"]
[WhiteElo "2479"]
[BlackElo "2599"]
[Annotator "ChessBase"]
[PlyCount "156"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 2. d4 {[%emt 0:00:26]} d5 {[%emt 0:00:00]} 3. Nd2 {[%emt 0:00:34]} c5 {[%emt 0:00:04]} 4. exd5 {[%emt 0:00:27]} Qxd5 {[%emt 0:00:06]} 5. dxc5 {[%emt 0:00:23]} Qxc5 {[%emt 0:00:28]} 6. Ngf3 {[%emt 0:00:39]} Nf6 {[%emt 0:00:07]} 7. Bd3 {[%emt 0:00:22]} Nbd7 {[%emt 0:00:11]} 8. O-O {[%emt 0:00:51]} Qc7 {[%emt 0:00:04]} 9. a4 {[%emt 0:01:05]} Nc5 {[%emt 0:00:53]} 10. Bc4 {[%emt 0:00:30]} Bd6 {[%emt 0:01:14]} 11. Bb5+ {[%emt 0:08:02]} Bd7 {[%emt 0:01:59]} 12. Nc4 {[%emt 0:00:48]} Be7 {[%emt 0:00:06]} 13. Nfe5 {[%emt 0:04:35]} a6 {[%emt 0:28:03]} 14. Bxd7+ {[%emt 0:06:01]} Ncxd7 {[%emt 0:00:43]} 15. Bf4 {[%emt 0:10:47]} Nxe5 {[%emt 0:01:16]} 16. Nxe5 {[%emt 0:00:10]} Rd8 {[%emt 0:04:19]} 17. Qf3 {[%emt 0:07:13]} Bd6 {[%emt 0:06:37]} 18. Rfe1 {[%emt 0:03:33]} O-O {[%emt 0:09:25]} 19. c3 {[%emt 0:01:41]} Nd5 {[%emt 0:04:30]} 20. Bg3 {[%emt 0:01:56]} Ne7 {[%emt 0:03:04]} 21. Nd3 {[%emt 0:09:12]} Nc6 {[%emt 0:04:20]} 22. Rad1 {[%emt 0:04:52]} e5 {[%emt 0:05:54]} 23. h3 {[%emt 0:04:20]} Kh8 {[%emt 0:04:32]} 24. Qe4 {[%emt 0:09:40]} f6 {[%emt 0:06:07]} 25. Qc4 {[%emt 0:01:50]} Qb6 {[%emt 0:03:33]} 26. b4 {[%emt 0:02:51]} a5 {[%emt 0:02:33]} 27. Nc5 {[%emt 0:01:30]} Bxc5 {[%emt 0:01:59]} 28. bxc5 {[%emt 0:00:49]} Qc7 {[%emt 0:03:18]} 29. f4 {[%emt 0:02:03]} Rxd1 {[%emt 0:00:12]} 30. Rxd1 {[%emt 0:00:06]} Re8 {[%emt 0:00:10]} 31. fxe5 {[%emt 0:00:29]} fxe5 {[%emt 0:01:41]} 32. Rf1 {[%emt 0:01:23]} Qc8 {[%emt 0:03:22]} 33. Kh2 {[%emt 0:05:05]} h6 {[%emt 0:00:33]} 34. Qd5 {[%emt 0:04:07]} e4 {[%emt 0:01:26]} 35. Re1 {[%emt 0:01:31]} e3 {[%emt 0:01:05]} 36. Re2 {[%emt 0:00:44]} Ne7 {[%emt 0:00:58]} 37. Qh5 {[%emt 0:05:14]} Nf5 {[%emt 0:00:02]} 38. Bf4 {[%emt 0:00:24]} Re4 {[%emt 0:00:54]} 39. Qf3 {[%emt 0:01:16]} Qe6 {[%emt 0:00:24]} 40. g4 {[%emt 0:00:00]} Nh4 {[%emt 0:00:00]} 41. Qg3 {[%emt 0:05:56]} Qc4 {[%emt 0:24:08]} 42. Rxe3 {[%emt 0:01:21]} Qf1 {[%emt 0:02:29]} 43. Rxe4 {[%emt 0:10:21]} Nf3+ {[%emt 0:00:04]} 44. Qxf3 {[%emt 0:00:06]} Qxf3 {[%emt 0:00:04]} 45. Re8+ {[%emt 0:01:09]} Kh7 {[%emt 0:00:05]} 46. Bd6 {[%emt 0:03:08]} Qf2+ {[%emt 0:00:06]} 47. Kh1 {[%emt 0:00:03]} Qf1+ {[%emt 0:00:05]} 48. Kh2 {[%emt 0:00:04]} Qf2+ {[%emt 0:00:04]} 49. Kh1 {[%emt 0:00:03]} Kg6 {[%emt 0:03:53]} 50. Re6+ {[%emt 0:00:42]} Kf7 {[%emt 0:00:13]} 51. Re5 {[%emt 0:03:34]} Qf1+ {[%emt 0:00:12]} 52. Kh2 {[%emt 0:00:04]} Qf2+ {[%emt 0:00:04]} 53. Kh1 {[%emt 0:00:02]} Qf3+ {[%emt 0:00:24]} 54. Kh2 {[%emt 0:00:08]} Qxc3 {[%emt 0:00:20]} 55. Re7+ {[%emt 0:01:26]} Kf6 {[%emt 0:00:33]} 56. Kg2 {[%emt 0:01:46]} Qd2+ {[%emt 0:00:51]} 57. Kg3 {[%emt 0:00:16]} Qd3+ {[%emt 0:00:10]} 58. Kg2 {[%emt 0:00:22]} Qd5+ {[%emt 0:00:47]} 59. Kf2 {[%emt 0:00:45]} Qa2+ {[%emt 0:01:08]} 60. Kg3 {[%emt 0:00:47]} Qb3+ {[%emt 0:00:18]} 61. Kh2 {[%emt 0:02:07]} b6 {[%emt 0:02:20]} 62. Rc7 {[%emt 0:02:28]} Qc2+ {[%emt 0:01:11]} 63. Kg3 {[%emt 0:00:49]} Qd3+ {[%emt 0:00:14]} 64. Kf2 {[%emt 0:00:22]} Qd4+ {[%emt 0:00:36]} 65. Kf3 {[%emt 0:00:17]} bxc5 {[%emt 0:00:49]} 66. Bxc5 {[%emt 0:00:31]} Qxa4 {[%emt 0:00:09]} 67. h4 {[%emt 0:00:41]} Qb3+ {[%emt 0:01:20]} 68. Be3 {[%emt 0:00:31]} a4 {[%emt 0:01:38]} 69. Ke4 {[%emt 0:00:50]} Qe6+ {[%emt 0:00:58]} 70. Kd3 {[%emt 0:00:19]} Qxg4 {[%emt 0:00:59]} 71. Bd4+ {[%emt 0:00:20]} Ke6 {[%emt 0:00:18]} 72. Rxg7 {[%emt 0:00:14]} Qxh4 {[%emt 0:00:07]} 73. Ra7 {[%emt 0:00:07]} Qh3+ {[%emt 0:00:54]} 74. Be3 {[%emt 0:00:14]} Qf1+ {[%emt 0:00:42]} 75. Kd2 {[%emt 0:01:44]} Qc4 {[%emt 0:00:48]} 76. Rh7 {[%emt 0:00:45]} Qa2+ {[%emt 0:00:31]} 77. Kc1 {[%emt 0:00:32]} Qa3+ {[%emt 0:00:10]} 78. Kd2 {[%emt 0:00:04]} Qb2+ {[%emt 0:00:04]} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.36"]
[White "Moroni, Luca Jr"]
[Black "Sargsyan, Shant"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2567"]
[BlackElo "2488"]
[Annotator "ChessBase"]
[PlyCount "76"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:00]} g6 {[%emt 0:03:43]} 2. c4 {[%emt 0:02:24]} Bg7 {[%emt 0:00:57]} 3. Nc3 {[%emt 0:02:06]} d6 {[%emt 0:01:57]} 4. d4 {[%emt 0:01:02]} Bg4 {[%emt 0:00:55]} 5. e3 {[%emt 0:01:00]} e5 {[%emt 0:01:19]} 6. dxe5 {[%emt 0:01:55]} Bxe5 {[%emt 0:01:07]} 7. Qb3 {[%emt 0:05:27]} Bxf3 {[%emt 0:05:33]} 8. gxf3 {[%emt 0:00:06]} Nd7 {[%emt 0:03:18]} 9. f4 {[%emt 0:03:38]} Nc5 {[%emt 0:03:23]} 10. Qc2 {[%emt 0:00:13]} Bg7 {[%emt 0:01:20]} 11. Bg2 {[%emt 0:04:39]} a5 {[%emt 0:03:27]} 12. Bd2 {[%emt 0:05:57]} Ne7 {[%emt 0:02:47]} 13. Na4 {[%emt 0:08:09]} Nxa4 {[%emt 0:07:28]} 14. Qxa4+ {[%emt 0:00:48]} c6 {[%emt 0:00:17]} 15. Qb3 {[%emt 0:03:27]} O-O {[%emt 0:07:15]} 16. Bc3 {[%emt 0:02:22]} a4 {[%emt 0:04:29]} 17. Qa3 {[%emt 0:01:14]} Bxc3+ {[%emt 0:02:06]} 18. Qxc3 {[%emt 0:00:09]} Nf5 {[%emt 0:01:50]} 19. Bh3 {[%emt 0:10:45]} Nh4 {[%emt 0:03:10]} 20. O-O-O {[%emt 0:02:42]} Qe7 {[%emt 0:03:09]} 21. f5 {[%emt 0:05:49]} Nf3 {[%emt 0:06:06]} 22. f6 {[%emt 0:04:19]} Qe4 {[%emt 0:03:23]} 23. Bg2 {[%emt 0:06:58]} Qg4 {[%emt 0:04:27]} 24. Bxf3 {[%emt 0:02:23]} Qxf3 {[%emt 0:00:02]} 25. Rhf1 {[%emt 0:02:36]} d5 {[%emt 0:02:14]} 26. cxd5 {[%emt 0:05:58]} cxd5 {[%emt 0:00:12]} 27. Kb1 {[%emt 0:01:21]} Rfc8 {[%emt 0:02:48]} 28. Qd4 {[%emt 0:02:20]} Qf5+ {[%emt 0:03:21]} 29. Ka1 {[%emt 0:04:34]} a3 {[%emt 0:00:31]} 30. Rd2 {[%emt 0:01:47]} Rc4 {[%emt 0:01:57]} 31. Qb6 {[%emt 0:02:24]} Rac8 {[%emt 0:00:37]} 32. Rdd1 {[%emt 0:01:02]} axb2+ {[%emt 0:00:23]} 33. Qxb2 {[%emt 0:00:13]} Rc2 {[%emt 0:01:54]} 34. Qxb7 {[%emt 0:01:18]} Qxf6+ {[%emt 0:01:36]} 35. Rd4 {[%emt 0:00:11]} Qd6 {[%emt 0:07:33]} 36. Rf4 {[%emt 0:03:12]} Qe5+ {[%emt 0:03:22]} 37. Rd4 {[%emt 0:00:01]} Rb8 {[%emt 0:02:45]} 38. Qxd5 {[%emt 0:01:21]} Qc7 {[%emt 0:00:14]} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.37"]
[White "Raja Rithvik R"]
[Black "Aryan Chopra"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "2443"]
[BlackElo "2540"]
[Annotator "ChessBase"]
[PlyCount "134"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} g6 {[%emt 0:00:00]} 3. g3 {[%emt 0:00:00]} Bg7 {[%emt 0:00:00]} 4. Bg2 {[%emt 0:00:00]} O-O {[%emt 0:00:00]} 5. d4 {[%emt 0:00:07]} d6 {[%emt 0:00:00]} 6. Nc3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:09]} 7. O-O {[%emt 0:00:07]} e5 {[%emt 0:00:04]} 8. dxe5 {[%emt 0:00:10]} dxe5 {[%emt 0:00:09]} 9. Bg5 {[%emt 0:00:05]} Be6 {[%emt 0:00:03]} 10. Qc1 {[%emt 0:00:04]} Qc8 {[%emt 0:00:13]} 11. Rd1 {[%emt 0:00:05]} Re8 {[%emt 0:00:07]} 12. Nd5 {[%emt 0:00:05]} Nd7 {[%emt 0:00:05]} 13. Bh6 {[%emt 0:00:23]} f6 {[%emt 0:00:06]} 14. Bxg7 {[%emt 0:00:05]} Kxg7 {[%emt 0:00:04]} 15. h4 {[%emt 0:00:03]} Nd8 {[%emt 0:02:36]} 16. b4 {[%emt 0:00:06]} Nf7 {[%emt 0:03:47]} 17. Ne3 {[%emt 0:05:35]} c5 {[%emt 0:13:08]} 18. Qb2 {[%emt 0:07:08]} Rb8 {[%emt 0:05:41]} 19. b5 {[%emt 0:14:24]} Qc7 {[%emt 0:05:47]} 20. Nd2 {[%emt 0:02:48]} f5 {[%emt 0:03:05]} 21. Bd5 {[%emt 0:03:10]} Nf6 {[%emt 0:02:17]} 22. Bxe6 {[%emt 0:00:06]} Rxe6 {[%emt 0:00:05]} 23. Nd5 {[%emt 0:02:00]} Nxd5 {[%emt 0:05:02]} 24. cxd5 {[%emt 0:01:21]} Ree8 {[%emt 0:06:15]} 25. Nc4 {[%emt 0:00:25]} Rbd8 {[%emt 0:01:36]} 26. b6 {[%emt 0:10:18]} axb6 {[%emt 0:00:14]} 27. Rab1 {[%emt 0:02:01]} Re7 {[%emt 0:11:58]} 28. Qxb6 {[%emt 0:03:06]} Nd6 {[%emt 0:01:40]} 29. Qxc7 {[%emt 0:04:13]} Rxc7 {[%emt 0:00:03]} 30. Nxe5 {[%emt 0:00:34]} Kf6 {[%emt 0:03:07]} 31. Nd3 {[%emt 0:05:34]} b5 {[%emt 0:00:13]} 32. Rdc1 {[%emt 0:05:18]} c4 {[%emt 0:02:58]} 33. Nb4 {[%emt 0:01:17]} Ra8 {[%emt 0:02:13]} 34. Rc2 {[%emt 0:04:50]} Rca7 {[%emt 0:03:59]} 35. f3 {[%emt 0:04:33]} Ra3 {[%emt 0:05:18]} 36. Kf2 {[%emt 0:02:25]} R8a4 {[%emt 0:04:34]} 37. Rd2 {[%emt 0:08:34]} Ke7 {[%emt 0:08:41]} 38. Rd4 {[%emt 0:04:26]} Kd7 {[%emt 0:06:57]} 39. e4 {[%emt 0:11:28]} fxe4 {[%emt 0:02:36]} 40. fxe4 {[%emt 0:00:00]} Nf7 {[%emt 0:00:00]} 41. Rd2 {[%emt 0:03:56]} Ne5 {[%emt 0:05:25]} 42. Nc2 {[%emt 0:01:29]} Rxa2 {[%emt 0:07:00]} 43. Rxb5 {[%emt 0:01:07]} c3 {[%emt 0:01:22]} 44. Re2 {[%emt 0:00:11]} Rb2 {[%emt 0:00:29]} 45. Nd4 {[%emt 0:01:05]} Rxd4 {[%emt 0:08:27]} 46. Rexb2 {[%emt 0:00:06]} cxb2 {[%emt 0:00:07]} 47. Rxb2 {[%emt 0:00:04]} Rxe4 {[%emt 0:08:44]} 48. Rb7+ {[%emt 0:00:06]} Ke8 {[%emt 0:01:22]} 49. Rxh7 {[%emt 0:00:45]} Rd4 {[%emt 0:02:00]} 50. h5 {[%emt 0:01:32]} g5 {[%emt 0:00:31]} 51. h6 {[%emt 0:00:55]} Rxd5 {[%emt 0:00:46]} 52. Rh8+ {[%emt 0:01:34]} Kf7 {[%emt 0:00:09]} 53. Ke3 {[%emt 0:00:57]} Ng4+ {[%emt 0:00:21]} 54. Kf3 {[%emt 0:02:05]} Nf6 {[%emt 0:00:05]} 55. h7 {[%emt 0:00:51]} Kg7 {[%emt 0:00:28]} 56. Ra8 {[%emt 0:00:16]} Kxh7 {[%emt 0:00:12]} 57. Ra6 {[%emt 0:00:08]} Kg6 {[%emt 0:00:12]} 58. Rb6 {[%emt 0:00:07]} Kf5 {[%emt 0:00:41]} 59. Rb3 {[%emt 0:00:15]} Ng4 {[%emt 0:00:40]} 60. Rb4 {[%emt 0:00:17]} Rd3+ {[%emt 0:00:38]} 61. Kg2 {[%emt 0:00:06]} Rd2+ {[%emt 0:00:22]} 62. Kg1 {[%emt 0:00:08]} Ne3 {[%emt 0:00:45]} 63. Kh1 {[%emt 0:00:06]} Nf1 {[%emt 0:01:58]} 64. Kg1 {[%emt 0:00:19]} Ne3 {[%emt 0:00:19]} 65. Kh1 {[%emt 0:00:05]} Nc2 {[%emt 0:00:39]} 66. Ra4 {[%emt 0:00:08]} Nd4 {[%emt 0:00:18]} 67. Kg1 {[%emt 0:00:11]} Ne2+ {[%emt 0:00:27]} 0-1

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.38"]
[White "Flom, Gabriel"]
[Black "Ghaem Maghami, Ehsan"]
[Result "1/2-1/2"]
[ECO "E20"]
[WhiteElo "2460"]
[BlackElo "2540"]
[Annotator "TA"]
[PlyCount "52"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,52,17,21,35,19,30,23,23,8,29,14,12,12,35,8,5,1,0,9,9,8,25,17,16,4,22,0,0,2,27,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 c5 5. Nf3 b6 6. Bg2 Bb7 7. O-O Bxc3 8. bxc3 Nc6 {[%cal Bb8c6,Bc6a5,Ba5c4][%mdl 32] E20: Nimzo-Indian: 4 g3 and 4 f3} 9. dxc5 Na5 $146 ({Predecessor:} 9... bxc5 10. Bg5 Na5 11. Qd3 h6 12. Bxf6 Qxf6 13. Rab1 Bc6 14. Nd2 O-O 15. Nb3 Nxb3 16. Rxb3 Qe5 17. Bxc6 dxc6 18. Rb7 a5 19. Rfb1 Rad8 20. Qc2 Qh5 21. h4 {½-½ (21) Moiseenko,A (2669)-Jobava,B (2715) Alushta 2010}) 10. cxb6 axb6 {White has an edge.} 11. Ba3 Nxc4 12. Bb4 $1 Qc7 13. Qd4 d6 14. Nd2 Nxd2 15. Bxb7 Qxb7 16. Qxd2 Rd8 17. f3 Nd5 18. a4 O-O 19. Rfd1 Rd7 20. e4 Nxb4 21. cxb4 d5 22. a5 bxa5 {The position is equal.} 23. bxa5 Ra8 24. Qe3 d4 25. Qd3 ({Don't go for} 25. Rxd4 $2 Qa7 $19) 25... Rd6 26. Rdb1 Qc7 {Accuracy: White = 53%, Black = 67%.} 1/2-1/2

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.39"]
[White "Puranik, Abhimanyu"]
[Black "Prithu Gupta"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "2538"]
[BlackElo "2470"]
[Annotator "RC"]
[PlyCount "89"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. c4 {[%emt 0:00:00]} e5 {[%emt 0:00:08]} 2. g3 {[%emt 0:00:00]} c6 {[%emt 0:00:06]} 3. Nf3 {[%emt 0:00:00]} e4 {[%emt 0:00:05]} 4. Nd4 {[%emt 0:00:05]} d5 {[%emt 0:00:04]} 5. cxd5 {[%emt 0:00:09]} Qxd5 {[%emt 0:00:06]} 6. Nc2 {[%emt 0:00:03]} Nf6 {[%emt 0:00:29]} 7. Nc3 {[%emt 0:00:11]} Qe5 {[%emt 0:00:05]} 8. Bg2 {[%emt 0:00:44]} Na6 {[%emt 0:00:07]} 9. Ne3 {[%emt 0:00:54]} Bc5 {[%emt 0:01:40]} 10. Qc2 {[%emt 0:06:08]} Nb4 {[%emt 0:02:12]} 11. Qb1 {[%emt 0:00:22]} Bxe3 {[%emt 0:01:49]} 12. fxe3 {[%emt 0:00:05]} Bf5 {[%emt 0:00:04]} 13. b3 {[%emt 0:02:22]} O-O {[%emt 0:07:06]} 14. O-O {[%emt 0:04:32]} Nbd5 {[%emt 0:01:07]} 15. Bb2 {[%emt 0:02:51]} Qe6 {[%emt 0:00:21]} 16. Qc2 {[%emt 0:15:35]} Rfe8 {[%emt 0:01:51]} 17. Rf2 {[%emt 0:05:52]} Rad8 {[%emt 0:16:45]} 18. Raf1 {[%emt 0:02:42]} Bg6 {[%emt 0:02:41]} 19. Nxd5 {[%emt 0:06:30]} Nxd5 {[%emt 0:00:08]} 20. h4 {[%emt 0:02:16]} f6 {[%emt 0:02:06]} 21. Kh2 {[%emt 0:00:28]} Bh5 {[%emt 0:00:12]} 22. a3 {[%emt 0:05:43]} a5 {[%emt 0:04:27]} 23. Bd4 {[%emt 0:01:44]} Bg4 {[%emt 0:01:53]} 24. Qb2 {[%emt 0:03:35]} Qd6 {[%emt 0:05:04]} 25. Qc2 {[%emt 0:01:34]} Qe6 {[%emt 0:00:36]} 26. Rb1 {[%emt 0:03:08]} Ra8 {[%emt 0:13:00]} 27. b4 {[%emt 0:02:19]} axb4 {[%emt 0:00:17]} 28. axb4 {[%emt 0:00:05]} b5 {[%emt 0:01:16]} 29. Bc5 {[%emt 0:05:51]} Ra4 {[%emt 0:04:54]} 30. Qb2 {[%emt 0:03:04]} Rea8 {[%emt 0:09:10]} 31. Qd4 {[%emt 0:01:16]} f5 {[%emt 0:01:43]} 32. d3 Nf6 {[%emt 0:07:42]} 33. Rbf1 {[%emt 0:13:58]} Ra2 {[%emt 0:05:10]} 34. dxe4 {[%emt 0:00:51]} Bxe2 {[%emt 0:00:08]} 35. exf5 {[%emt 0:00:34]} Qc4 {[%emt 0:09:59]} 36. Qxc4+ {[%emt 0:06:07]} bxc4 {[%emt 0:00:17]} 37. Kh3 {[%emt 0:01:10]} Bxf1 {[%emt 0:02:43]} 38. Rxf1 {[%emt 0:00:08]} Rc2 {[%emt 0:00:58]} 39. Bxc6 {[%emt 0:01:41]} Raa2 {[%emt 0:00:21]} 40. g4 {[%emt 0:00:00]} h6 {[%emt 0:00:00]} 41. g5 {[%emt 0:07:53]} hxg5 {[%emt 0:03:15]} 42. hxg5 {[%emt 0:00:28]} Nh7 {[%emt 0:00:43]} 43. Bd5+ {[%emt 0:07:24]} Kh8 {[%emt 0:00:01]} 44. Kg4 {[%emt 0:01:05]} Rh2 {[%emt 0:00:37]} 45. Bd4 {[%emt 0:05:55]} 1-0

[Event "17th Aeroflot Open-A 2019"]
[Site "Moscow"]
[Date "2019.02.27"]
[Round "9.40"]
[White "Harika, Dronavalli"]
[Black "Stupak, Kirill"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2471"]
[BlackElo "2537"]
[Annotator "NA"]
[PlyCount "12"]
[EventDate "2019.02.19"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} e6 {[%emt 0:07:33]} 2. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:02]} 3. exd5 {[%emt 0:00:00]} exd5 {[%emt 0:00:04]} 4. Nf3 {[%emt 0:00:06]} Nf6 {[%emt 0:02:48]} 5. Bd3 {[%emt 0:01:16]} Bd6 {[%emt 0:00:04]} 6. Qe2+ {[%emt 0:00:11]} Be6 {[%emt 0:08:00]} 1/2-1/2

