[Event "Chigorin Memorial 2019"]
[Site "Saint Petersburg"]
[Date "2019.10.07"]
[Round "3.1"]
[White "Kovalenko, Igor"]
[Black "Shubin, Kirill"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "2674"]
[BlackElo "2416"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2019.10.05"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,105,0,-3,-5,-10,-14,-1,-17,-18,-19,-11,-24,-32,-28,-26,-32,-39,-49,-12,-20,0,-51,-45,-60,-46,-42,0,-6,0,0,32,32,29,32,35,38,22,12,12,18,15,0,11,-31,0,0,0,0,0,0,0,0,0,0,15,34,76,19,25,24,24,14,126,86,228,224,191,185,273,275,318,317,308,316,323,319,365,329,467,460,554,553,589,586,572,564,602,566,887,873,904,879,968,939]} 1. d4 e6 2. Nf3 Nf6 3. e3 b6 4. Bd3 Bb7 5. O-O d5 6. c4 Bd6 7. cxd5 exd5 8. b3 {E14: Queen's Indian: Classical Variation (4 e3)} Qe7 9. a4 Nc6 10. Ba3 {The position is equal.} Nb4 11. Nc3 $146 ({Predecessor:} 11. a5 O-O 12. Nc3 a6 13. Na4 Nd7 14. Bf5 bxa5 15. Qb1 g6 16. Bxd7 Qxd7 {1-0 (38) Zubov,A (2604)-Huda,M (2161) Lvov 2017}) 11... a6 12. Bf5 O-O 13. Rc1 Rfe8 14. Bb1 Rac8 15. Ne5 c5 16. Ng4 c4 17. Nxf6+ (17. Bf5 $11) 17... Qxf6 $15 18. Bb2 Qh6 {[%csl Gd6][%cal Rh6h2] [#]} 19. h3 a5 20. Bf5 Rcd8 21. Nb5 Qg5 22. Qg4 Qxg4 23. Bxg4 Nd3 24. Rb1 Bb4 (24... cxb3 $6 25. Nxd6 Rxd6 26. Ba3 $16) 25. Ba1 Bc8 26. Bxc8 Rxc8 27. Rfd1 f5 28. g3 g5 29. Nc3 Bxc3 30. Bxc3 {next bxc4 is good for White.} f4 31. bxc4 dxc4 32. Rb5 h6 33. exf4 gxf4 {With the idea ...Re2.} 34. Rxb6 {Strongly threatening d5.} fxg3 35. Rg6+ (35. fxg3 $16 {d5 is the strong threat.} Re3 36. d5 (36. Bxa5 c3 $15) (36. Rxh6 Nb4 $11)) 35... Kf7 $11 36. Rxg3 Rg8 37. Bxa5 Nb2 (37... Rxg3+ $1 $11 38. fxg3 Ra8) 38. Rb1 $16 Rb8 {[#]} (38... c3 $16 39. Bxc3 Rxg3+ 40. fxg3 Rxc3) 39. Rxg8 $1 $18 Rxg8+ {[%mdl 4096] Endgame KRB-KRN} 40. Kf1 Nd3 (40... Ra8 {is a better defense.} 41. Rxb2 Rxa5) 41. Bd2 Ke6 42. Rb5 ({Don't take} 42. Bxh6 $6 Ra8 $18) 42... Rf8 43. Be3 ({Not} 43. Bxh6 Rxf2+ 44. Kg1 Ra2 $14) 43... Nf4 44. h4 c3 45. Rc5 Nd5 (45... h5 {might work better.} 46. Rxc3 Nd5) 46. Bxh6 {White is clearly winning.} Rb8 47. a5 Rb1+ 48. Ke2 Rb2+ 49. Kf3 c2 50. Be3 Nb4 51. Ke4 Rb1 52. Rc4 Rb3 53. h5 {Accuracy: White = 73%, Black = 42%.} 1-0

[Event "Chigorin Memorial 2019"]
[Site "Saint Petersburg"]
[Date "2019.10.07"]
[Round "3.2"]
[White "Smirnov, Artem"]
[Black "Ter-Sahakyan, Samvel"]
[Result "1/2-1/2"]
[ECO "E20"]
[WhiteElo "2416"]
[BlackElo "2616"]
[Annotator "ChessBase"]
[PlyCount "163"]
[EventDate "2019.10.05"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+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 0:00:00]} Bb4 {[%emt 0:00:00]} 4. f3 {[%emt 0:00:00]} d5 {[%emt 0:00:48]} 5. a3 {[%emt 0:00:10]} Be7 {[%emt 0:00:13]} 6. e4 {[%emt 0:00:15]} dxe4 {[%emt 0:00:06]} 7. fxe4 {[%emt 0:00:05]} c5 {[%emt 0:00:08]} 8. d5 {[%emt 0:00:07]} O-O {[%emt 0:05:04]} 9. Nf3 {[%emt 0:10:09]} exd5 {[%emt 0:02:18]} 10. exd5 {[%emt 0:00:13]} Bg4 {[%emt 0:05:05]} 11. Be2 {[%emt 0:00:14]} Bxf3 {[%emt 0:04:16]} 12. Bxf3 {[%emt 0:00:10]} Bd6 {[%emt 0:00:08]} 13. O-O {[%emt 0:05:50]} Nbd7 {[%emt 0:00:27]} 14. g3 {[%emt 0:14:26]} a6 {[%emt 0:10:42]} 15. Bg2 {[%emt 0:01:10]} Re8 {[%emt 0:04:11]} 16. Bf4 {[%emt 0:02:58]} Qb6 {[%emt 0:08:46]} 17. Bxd6 {[%emt 0:12:12]} Qxd6 {[%emt 0:00:16]} 18. Qd2 {[%emt 0:00:06]} Re5 {[%emt 0:09:34]} 19. Rae1 {[%emt 0:11:33]} Rae8 {[%emt 0:00:51]} 20. Qf4 {[%emt 0:01:55]} h6 {[%emt 0:09:28]} 21. Bh3 {[%emt 0:12:44]} g5 {[%emt 0:08:11]} 22. Qf2 {[%emt 0:00:57]} Rxe1 {[%emt 0:01:33]} 23. Rxe1 {[%emt 0:00:07]} Rxe1+ {[%emt 0:02:21]} 24. Qxe1 {[%emt 0:00:06]} Ne5 {[%emt 0:00:52]} 25. Qe2 {[%emt 0:01:52]} h5 {[%emt 0:01:23]} 26. Bg2 {[%emt 0:03:50]} g4 {[%emt 0:02:35]} 27. b3 {[%emt 0:04:56]} Ng6 {[%emt 0:06:36]} 28. Ne4 {[%emt 0:06:46]} Nxe4 {[%emt 0:04:45]} 29. Bxe4 {[%emt 0:08:39]} Qe5 {[%emt 0:03:04]} 30. Kg2 {[%emt 0:01:01]} f5 {[%emt 0:05:43]} 31. Bd3 {[%emt 0:00:04]} Qxe2+ {[%emt 0:00:05]} 32. Bxe2 {[%emt 0:00:03]} Kf7 {[%emt 0:00:11]} 33. h3 {[%emt 0:02:50]} Kf6 {[%emt 0:02:50]} 34. hxg4 {[%emt 0:00:09]} hxg4 {[%emt 0:00:16]} 35. Kf2 {[%emt 0:00:10]} Ke5 {[%emt 0:01:49]} 36. Ke3 {[%emt 0:00:07]} Ne7 {[%emt 0:00:34]} 37. a4 {[%emt 0:01:40]} a5 {[%emt 0:01:04]} 38. Bd3 {[%emt 0:00:25]} Nc8 {[%emt 0:00:22]} 39. Bc2 {[%emt 0:00:16]} Nd6 {[%emt 0:00:38]} 40. Bd3 {[%emt 0:00:10]} Ne8 {[%emt 0:00:14]} 41. Bb1 {[%emt 0:01:23]} Nf6 {[%emt 0:00:14]} 42. Bc2 {[%emt 0:00:26]} Nh5 {[%emt 0:01:35]} 43. Kf2 {[%emt 0:00:05]} f4 {[%emt 0:01:07]} 44. gxf4+ {[%emt 0:00:18]} Kxf4 {[%emt 0:00:04]} 45. Bg6 {[%emt 0:01:13]} Nf6 {[%emt 0:00:18]} 46. Kg2 {[%emt 0:00:17]} Kg5 {[%emt 0:01:20]} 47. Bc2 {[%emt 0:00:17]} Kf4 {[%emt 0:00:22]} 48. Bg6 {[%emt 0:00:05]} b6 {[%emt 0:00:24]} 49. Bc2 {[%emt 0:01:03]} Ne8 {[%emt 0:00:41]} 50. Bd3 {[%emt 0:00:50]} Nd6 {[%emt 0:00:13]} 51. Bg6 {[%emt 0:00:06]} Nb7 {[%emt 0:00:41]} 52. Bd3 {[%emt 0:00:19]} Nd6 {[%emt 0:00:28]} 53. Bg6 {[%emt 0:00:05]} g3 {[%emt 0:00:47]} 54. Bc2 {[%emt 0:00:51]} Kg4 {[%emt 0:00:21]} 55. Bd1+ {[%emt 0:00:13]} Kf4 {[%emt 0:00:16]} 56. Bc2 {[%emt 0:00:03]} Ne8 {[%emt 0:00:47]} 57. Bg6 {[%emt 0:00:15]} Nf6 {[%emt 0:00:11]} 58. Bd3 {[%emt 0:02:00]} Ng4 {[%emt 0:01:00]} 59. Bg6 {[%emt 0:00:42]} Ne3+ {[%emt 0:00:30]} 60. Kg1 {[%emt 0:00:21]} Ke5 {[%emt 0:00:12]} 61. Bd3 {[%emt 0:00:39]} Kf6 {[%emt 0:00:42]} 62. Be4 {[%emt 0:00:23]} Ke7 {[%emt 0:00:17]} 63. Bd3 {[%emt 0:00:26]} Kd7 {[%emt 0:00:15]} 64. Be4 {[%emt 0:00:25]} Kd6 {[%emt 0:00:04]} 65. Bd3 {[%emt 0:00:26]} Ke5 {[%emt 0:00:04]} 66. Bg6 {[%emt 0:00:39]} Kf6 {[%emt 0:01:11]} 67. Bd3 {[%emt 0:00:06]} Kg5 {[%emt 0:00:08]} 68. Bh7 {[%emt 0:01:04]} Ng4 {[%emt 0:00:59]} 69. Kg2 {[%emt 0:00:28]} Kf4 {[%emt 0:00:20]} 70. Bd3 {[%emt 0:00:29]} Ne5 {[%emt 0:01:14]} 71. Bc2 {[%emt 0:00:30]} Nf3 {[%emt 0:00:34]} 72. Bd1 {[%emt 0:00:34]} Ne1+ {[%emt 0:00:36]} 73. Kg1 {[%emt 0:00:21]} Nd3 {[%emt 0:00:31]} 74. Kg2 {[%emt 0:00:37]} Ne5 {[%emt 0:00:26]} 75. Bc2 {[%emt 0:00:28]} Ng4 {[%emt 0:00:33]} 76. Bd3 {[%emt 0:00:30]} Ne5 {[%emt 0:00:27]} 77. Bc2 {[%emt 0:00:04]} Nd7 {[%emt 0:00:30]} 78. Bd3 {[%emt 0:00:33]} Nf6 {[%emt 0:00:18]} 79. Bc2 {[%emt 0:00:22]} Ng4 {[%emt 0:00:13]} 80. Bd3 {[%emt 0:00:49]} Ne3+ {[%emt 0:00:19]} 81. Kg1 {[%emt 0:00:06]} Ke5 {[%emt 0:00:43]} 82. Bg6 {[%emt 0:00:34]} 1/2-1/2

[Event "Chigorin Memorial 2019"]
[Site "Saint Petersburg"]
[Date "2019.10.07"]
[Round "3.3"]
[White "Radzhabov, Rodion"]
[Black "Khismatullin, Denis"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2404"]
[BlackElo "2611"]
[Annotator "TA"]
[PlyCount "126"]
[EventDate "2019.10.05"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,126,10,14,16,21,16,35,20,12,18,19,11,14,11,10,0,8,0,0,0,0,0,27,6,2,-14,0,-21,-15,-19,-15,-24,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-29,0,0,0,0,0,0,0,-15,-14,-15,-15,-24,0,0,0,0,0,0,0,-52,-41,-46,-38,-44,-20,-33,-7,-27,-30,-114,-112,-107,-100,-108,-97,-174,-160,-193,-188,-156,-59,-151,-125,-90,0,-145,-132,-344,0,-195,-192,-164,-93,-172,-187,-1066,-937,-1221,-1095,-2189,-1466,-29991,-29984,-29984,-29985,-29985,-29986,-29986,-29987]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O a6 5. Bxd7+ Bxd7 6. Re1 Nf6 7. e5 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} dxe5 8. Nxe5 Be6 (8... Rc8 9. d3 e6 10. Nc3 Be7 11. Qf3 Bc6 12. Nxc6 Rxc6 13. Bf4 O-O 14. Be5 Nd7 15. Bf4 Nf6 16. Be5 Nd7 17. Bf4 Nf6 18. Be5 {½-½ (18) Tomashevsky,E (2713)-Vitiugov,N (2722) St Petersburg 2017}) 9. d3 {White is slightly better.} g6 10. Qf3 $146 ({Predecessor:} 10. Nd2 Bg7 11. Ndf3 O-O 12. h3 Bd5 13. c4 Bxf3 14. Qxf3 Nd7 15. Ng4 h5 16. Nh6+ Kh7 17. Nxf7 Ne5 {½-½ (17) Kroencke,M (1994)-Weidlich,G (2173) Erfurt 2017}) 10... Qd5 11. Qe2 Bg7 12. Nc3 Qd8 13. h3 O-O 14. Be3 Rc8 15. Qd2 Nh5 16. Bh6 Qc7 17. Bxg7 Nxg7 18. Nf3 Rcd8 19. Ne4 Bd5 20. Qc3 Rc8 21. a4 f6 22. Nfd2 Nf5 23. a5 Nd4 24. Nc4 Nb5 25. Qd2 Bxc4 26. dxc4 Rfd8 27. Qc1 Nd4 28. Nc3 {And now Nd5 would win.} e6 29. Ne2 Nxe2+ 30. Rxe2 e5 31. Rd2 Rxd2 32. Qxd2 $11 {[%mdl 4096] Endgame KQR-KQR} Rd8 33. Qe3 Kg7 34. b3 Rd7 35. Kf1 f5 36. f3 Qd6 37. Re1 Re7 38. Ke2 e4 {aiming for ...exf3+.} 39. f4 ({White should try} 39. Kf2 $11) 39... Rd7 $15 40. g4 Kf7 41. Rg1 Ke6 $36 {[%mdl 2048] Black is pushing.} 42. Rf1 Ke7 43. Rg1 Kd8 44. Rb1 (44. gxf5 $11 gxf5 45. Qc3) 44... Kc7 $17 45. Rf1 Kb8 46. Qc3 Ka7 47. Qe3 (47. g5 $17) 47... Ka8 $19 48. Rg1 {[#]} Rd8 $1 49. Rf1 Qf6 (49... h6 $17 50. Re1 Kb8) 50. Rb1 (50. Rd1 $15) 50... Rd4 51. Rg1 Rd8 ({Black should play} 51... Qf8) 52. Rb1 $1 $17 h6 53. Qg3 $2 (53. gxf5 $17 {was necessary.} gxf5 54. Rd1) 53... Qf7 $2 (53... g5 $19 54. Rd1 Rxd1 55. Kxd1 Qd6+ {[%mdl 64] Double Attack} 56. Ke1 gxf4) 54. Qe3 $2 (54. Rd1 $11 {and White stays safe.} Rd4 55. Qg1) 54... Qd7 $19 55. Rg1 Qc7 ({Better is} 55... Kb8 $19 56. Qc3 Ka8) 56. Ra1 (56. Rd1 $17 {is a better defense.}) 56... Rd4 57. Ke1 $2 {[#]} (57. Rd1) 57... g5 $1 {[%mdl 512]} 58. gxf5 (58. fxg5 f4) 58... gxf4 59. Qg1 f3 60. Rd1 Qxa5+ {Black mates.} 61. Kf2 Rd2+ 62. Ke3 Re2+ 63. Kf4 Qc7+ {Accuracy: White = 48%, Black = 62%.} 0-1

[Event "Chigorin Memorial 2019"]
[Site "Saint Petersburg"]
[Date "2019.10.07"]
[Round "3.3"]
[White "Radzhabov, Rodion"]
[Black "Khismatullin, Denis"]
[Result "*"]
[WhiteElo "2404"]
[BlackElo "2611"]
[Annotator "TA"]
[PlyCount "34"]
[EventDate "2019.10.05"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,18,16,13,12,13,18,45,25,31]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O a6 5. Bxd7+ Bxd7 6. Re1 Nf6 7. e5 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} dxe5 8. Nxe5 Be6 (8... Rc8 9. d3 e6 10. Nc3 Be7 11. Qf3 Bc6 12. Nxc6 Rxc6 13. Bf4 O-O 14. Be5 Nd7 15. Bf4 Nf6 16. Be5 Nd7 17. Bf4 Nf6 18. Be5 {½-½ (18) Tomashevsky,E (2713)-Vitiugov,N (2722) St Petersburg 2017}) 9. d3 g6 {Predecessor:} 10. Nd2 $146 Bg7 11. Ndf3 O-O 12. h3 Bd5 13. c4 Bxf3 14. Qxf3 Nd7 15. Ng4 h5 16. Nh6+ Kh7 17. Nxf7 Ne5 {½-½ (17) Kroencke,M (1994)-Weidlich,G (2173) Erfurt 2017} *

[Event "Chigorin Memorial 2019"]
[Site "Saint Petersburg"]
[Date "2019.10.07"]
[Round "3.4"]
[White "Petrosyan, Manuel"]
[Black "Khlebovich, Alexander"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2611"]
[BlackElo "2398"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2019.10.05"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,58,12,16,15,31,16,20,25,22,19,24,14,25,16,26,19,22,25,30,33,21,16,62,22,22,20,9,6,17,0,0,-14,-14,-14,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. Be3 Qa5 9. Qd2 O-O 10. Rc1 Rd8 11. Be2 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3} (11. h4 Nc6 12. d5 e6 13. h5 exd5 14. hxg6 hxg6 15. Bh6 Re8 16. Bxg7 Rxe4+ 17. Be2 Kxg7 18. Ng5 Re8 {½-½ (39) Predke,A (2650)-Artemiev,V (2757) Izhevsk 2019}) 11... Nc6 12. d5 e6 13. O-O exd5 14. exd5 Bg4 15. Rfd1 Bxf3 16. Bxf3 Ne5 17. c4 Nxf3+ 18. gxf3 Qc7 19. Bf4 Qd7 20. Kg2 $146 ({Predecessor:} 20. Rb1 Re8 {1-0 (32) Valgmae,T (2190)-Hoffmann,M (2506) Caleta 2011}) 20... b5 21. Be3 {aiming for cxb5.} Rac8 {The position is equal.} 22. Qa5 bxc4 23. Rxc4 Bd4 {[%mdl 64] [#] Decoy} 24. Bxd4 Qxd5 {[%mdl 64] Pin} 25. Rc3 Qg5+ $1 26. Kf1 $1 {[%cal Rf1e2]} Qf5 {Hoping for ...Qh3+.} 27. Kg2 {[%cal Rc3c5]} Qg5+ 28. Kf1 $1 {[%cal Rf1e2] Ke2 is the strong threat.} Qf5 {Strongly threatening ...Qh3+.} 29. Kg2 {[%cal Rc3c5]} Qg5+ {Accuracy: White = 81%, Black = 73%.} 1/2-1/2

[Event "Chigorin Memorial 2019"]
[Site "Saint Petersburg"]
[Date "2019.10.07"]
[Round "3.5"]
[White "Rozum, Ivan"]
[Black "Padmini, Rout"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2599"]
[BlackElo "2394"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2019.10.05"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,120,0,0,1,9,7,19,12,10,13,25,12,22,14,14,18,37,10,16,-27,-17,-12,-12,-21,-19,-54,-36,-50,-50,-54,-41,-45,-27,-39,-19,-54,22,29,25,35,42,35,106,89,83,54,54,58,54,56,56,56,59,61,75,56,60,63,75,25,55,8,29,0,4,0,8,0,0,0,21,21,16,21,22,22,27,24,23,8,64,0,0,0,8,8,8,0,0,0,8,8,9,9,9,6,8,8,8,8,8,8,8,0,0,0,8,0,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 e6 3. b3 d5 4. Bb2 b6 (4... Be7 5. e3 O-O 6. Nc3 dxc4 7. Bxc4 a6 8. O-O b5 9. Be2 Bb7 10. Rc1 c5 11. d4 Nbd7 12. dxc5 Nxc5 13. Nd4 Rc8 14. Bf3 Bxf3 15. gxf3 {1-0 (22) Shankland,S (2705)-Ding,L (2811) chess.com INT 2019}) 5. cxd5 exd5 6. g3 {A13: English Opening: 1...e6} Bd6 7. Bg2 O-O 8. O-O Re8 9. Nc3 Ba6 $146 ({Predecessor:} 9... Bb7 10. Rc1 a6 11. Nh4 Nbd7 12. d3 {½-½ (35) Grigorian,K (2465)-Sveshnikov,E (2520) Leningrad 1977}) 10. Rc1 Nbd7 11. Re1 Rc8 12. d4 c6 13. Rc2 Ne4 14. Qa1 Qe7 15. Bh3 Nxc3 16. Bxc3 Rc7 17. a4 Nf6 18. a5 Bb5 19. Nd2 h5 20. Ra2 bxa5 21. Bxa5 Rb7 22. Bg2 Bb4 (22... Ne4 $15 23. Nxe4 dxe4) 23. Bxb4 $11 Qxb4 24. e3 a5 25. Rc1 Ne4 (25... Reb8 $14) 26. Nxe4 dxe4 27. Qc3 Qxc3 28. Rxc3 Ra7 $1 29. f3 exf3 30. Bxf3 {[%mdl 64] [#] Double Attack} g6 31. Kf2 Rb8 32. Rc5 Kf8 33. Ra3 Rb6 34. Re5 Rb8 35. Ra2 a4 36. bxa4 Rxa4 37. Rb2 Re8 38. Rc5 Ra3 39. e4 Bd3 40. e5 Rd8 41. Rb4 Ra2+ 42. Ke3 Bf5 $1 43. Rxc6 Rxh2 44. d5 Re8 ({Black should play} 44... Ra8 $11 45. Rcb6 Ra1) 45. e6 (45. Rc7 $1 $14) 45... fxe6 {The position is equal.} 46. d6 {[#] d7 is the strong threat.} e5 {next ...Ra8 is good for Black.} 47. Rc7 Rc2 48. Rxc2 Bxc2 {[%mdl 4096] Endgame KRB-KRB} 49. Be4 Bd1 50. Bxg6 {Strongly threatening Rb1.} Rd8 51. Rb6 Kg7 52. Bd3 Kf6 53. Bb5 Bg4 54. Ke4 Bf5+ 55. Kd5 Be6+ 56. Kc6 e4 57. Kc7 Rc8+ 58. Kb7 Rd8 59. Kc7 Rc8+ 60. Kb7 {Threatens to win with d7.} Rd8 {Accuracy: White = 59%, Black = 46%.} 1/2-1/2

[Event "Chigorin Memorial 2019"]
[Site "Saint Petersburg"]
[Date "2019.10.07"]
[Round "3.6"]
[White "Popov, Mikhail"]
[Black "Smirin, Ilia"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2399"]
[BlackElo "2599"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2019.10.05"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,60,51,37,38,49,52,30,44,25,33,-41,-41,-35,-43,-125,-127,-127,-126,-133,-132,-124,-124,-133,-93,-191,-159,-172,-177,-167,-177,-187,-180,-176,-167,-220,-213,-224,-236,-251,-247,-272,-259,-310,-308,-333,-336]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Nc3 e6 7. Be3 Qc7 8. a3 Be7 9. f4 O-O {B33: Sicilian: Pelikan and Sveshnikov Variations} 10. Bd3 (10. e5 Nd5 11. Nxd5 exd5 12. Bd3 d6 13. exd6 Qxd6 14. Qf3 d4 15. Bf2 Be6 16. Nd2 Bd5 17. Be4 Bxe4 18. Nxe4 {1-0 (71) Abdulov,O (2371)-Landa,K (2642) Nakhchivan 2013}) 10... d6 11. g4 $146 ({Predecessor:} 11. O-O Rd8 12. Qf3 Bd7 13. Rae1 Bf8 14. Rd1 Be7 15. Rde1 Bf8 16. Rd1 Be7 17. Rde1 Bf8 18. Rd1 Be7 19. Rde1 Bf8 20. Rd1 Be7 {½-½ (20) Santos,V (2220)-Macedo,M (2331) Blumenau 2010}) 11... d5 {White has an edge.} 12. e5 Nd7 13. g5 (13. Qf3 $14) 13... Ndxe5 $1 $15 14. fxe5 Qxe5 {[%mdl 64] Double Attack} 15. Qe2 {[#]} ({Better is} 15. Qf3 $1 $15 d4 16. Nxd4 Nxd4 17. Qg3) 15... d4 $1 $17 {[%cal Rd4e3]} 16. Nxd4 Nxd4 17. Bxd4 Qxd4 18. h4 Qf4 19. Ne4 e5 20. Rg1 (20. Qd2 $17) 20... Bf5 21. Qf2 Qxf2+ 22. Nxf2 Bxd3 23. Nxd3 f6 24. gxf6 Bxf6 {White must now prevent ...e4.} ({Much less strong is} 24... Rxf6 25. O-O-O $17) 25. O-O-O (25. Rg4 {keeps fighting.}) 25... Bxh4 $19 26. Nxe5 {[#]} Rad8 $1 27. Nd7 Rf7 28. Ne5 Rf5 {Black has a decisive advantage.} 29. Rxd8+ Bxd8 30. Re1 h5 {Accuracy: White = 25%, Black = 90%.} 0-1

[Event "Chigorin Memorial 2019"]
[Site "Saint Petersburg"]
[Date "2019.10.07"]
[Round "3.7"]
[White "Kokarev, Dmitry"]
[Black "Chekletsov, Ilya"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2593"]
[BlackElo "2377"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2019.10.05"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,61,83,83,77,85,83,76,78,85,68,80,63,82,63,76,71,88,85,73,71,84,56,159,159,122,123,139,153,154,115,162,163,203,117,140,125,150,152,124,104,183,170,381,378,444,372,372,381,368,364,437,420,1420,812]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 Qe7 4. d4 Nc6 5. Nc3 (5. Nf3 Nxe4 6. Be2 d5 7. O-O Bg4 8. c4 O-O-O 9. cxd5 Nb4 10. Re1 f5 11. Nc3 Nxd5 12. Bd3 {1-0 (44) Morozevich,A (2665)-Timofeev,A (2569) Serpukhov 2018}) 5... Nxe5 6. dxe5 {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves} Qxe5 7. f4 Qe6 8. Qd4 {White is better.} b6 {[#]} 9. Bc4 $1 {[%cal Rc4e6]} Bc5 {[#]} 10. Qd3 $1 ({Don't play} 10. Bxe6 $6 Bxd4 11. Bc4 Bxc3+ 12. bxc3 Bb7 $11) 10... Qe7 11. Bd2 Bb7 {[%cal Rf6e4]} 12. O-O-O O-O-O $146 {[%cal Rf6e4]} 13. Rhe1 Kb8 14. Re2 h5 15. Ba6 Bb4 (15... Bxa6 $14 16. Qxa6 d6) 16. Bxb7 $16 Kxb7 17. e5 Bxc3 18. Bxc3 Ne8 19. f5 Rh6 20. Qf3+ Kb8 21. Bd2 (21. b3 $18) 21... Rh8 22. Bf4 g5 23. Bd2 g4 24. Qd5 Nf6 (24... f6 $16) 25. Qc4 Nh7 $2 (25... Ne8 26. Bf4 Ng7) 26. Bf4 $18 Rhe8 27. Red2 Nf8 28. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} Rc8 {[#]} 29. a5 $1 {[%mdl 512]} f6 (29... bxa5 30. Rd5) 30. Rd5 Qf7 {[#]} (30... fxe5 $142 31. Rxe5 Qd8 32. Rxe8 Qxe8) 31. axb6 {Played: e5-e6} 1-0

[Event "Chigorin Memorial 2019"]
[Site "Saint Petersburg"]
[Date "2019.10.07"]
[Round "3.8"]
[White "Yuffa, Daniil"]
[Black "Can, Isik"]
[Result "1-0"]
[ECO "D94"]
[WhiteElo "2577"]
[BlackElo "2361"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2019.10.05"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,63,31,26,66,64,65,56,67,52,86,86,95,88,82,95,112,39,49,29,12,20,23,50,114,104,106,108,108,110,107,102,107,109,94,101,184,106,282,274,287,306,324,343,395,394]} 1. c4 c6 2. Nf3 Nf6 3. Nc3 d5 4. e3 g6 5. d4 Bg7 6. Be2 O-O 7. O-O dxc4 8. Bxc4 Bg4 9. h3 Bxf3 10. Qxf3 Nbd7 11. a4 a5 {D94: Grünfeld: 4 Nf3 Bg7 5 e3} (11... e5 12. a5 b5 13. axb6 Nxb6 14. dxe5 Nxc4 15. exf6 Qxf6 16. Qxf6 Bxf6 17. Ra6 Rfc8 18. Na4 Nb6 19. Nc5 {½-½ (30) Ma,Q (2626)-Bai,J (2606) Daqing 2019}) 12. Rd1 Nb6 13. Bb3 e6 {White is slightly better.} 14. e4 Qe7 15. Bg5 $146 {e5 is the strong threat.} ({Predecessor:} 15. e5 Nfd5 16. Ne4 h6 17. Bd2 f5 18. exf6 Nxf6 19. Nxf6+ Rxf6 {½-½ (39) Berger,J-Lipke,P Eisenach 1896}) 15... h6 16. Bh4 {Black must now prevent e5.} g5 17. Bg3 Rfd8 18. h4 ({Better is} 18. e5 $16) 18... Nh7 19. Qe3 gxh4 20. Bf4 Ng5 21. d5 Qb4 (21... exd5 $14 22. Qxb6 Ne6) 22. Na2 $36 {[%mdl 2048] White has strong initiative.} Nc4 23. Nxb4 Nxe3 24. Bxe3 axb4 25. dxc6 $1 Rxd1+ 26. Bxd1 bxc6 {[#]} 27. e5 $1 f5 {[#]} (27... Bxe5 $16 {keeps fighting.} 28. f4 Bxb2) 28. Rc1 (28. f4 $1 $18) 28... Ra6 $2 (28... Bxe5 $16 29. f4 Bxb2) 29. b3 $18 Ne4 30. Be2 Ra5 31. Rxc6 Bxe5 32. Bc4 {Accuracy: White = 88%, Black = 38%.} 1-0

[Event "Chigorin Memorial 2019"]
[Site "Saint Petersburg"]
[Date "2019.10.07"]
[Round "3.9"]
[White "Sawlin, Leonid"]
[Black "Aleksandrov, Aleksej"]
[Result "1/2-1/2"]
[ECO "C24"]
[WhiteElo "2395"]
[BlackElo "2577"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2019.10.05"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,100,16,24,24,28,10,28,4,36,21,29,23,13,0,20,-34,16,-43,-44,-37,-37,-68,-46,-50,-45,-58,11,16,11,16,86,-55,-55,-69,-53,-165,0,0,42,43,42,43,45,45,45,46,52,42,37,8,18,8,8,8,8,8,9,36,29953,29954,29955,29951,29960,29961,29957,6422,6382,6103,29961,29962,29967,29968,29968,29969,29968,29970,29969,29967,29961,29951,29956,29952,1051,8,8,8,8,8,8,8,8,8,29964]} 1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 Be7 5. O-O d6 6. a4 {C24: Bishop's Opening: 2...Nf6} (6. Bb3 O-O 7. c3 Nbd7 8. Re1 Nc5 9. Bc2 Bg4 10. Nbd2 Ne6 11. h3 Bh5 12. Nf1 Nd7 13. g4 Bg6 14. Ng3 Ng5 15. Bxg5 Bxg5 16. d4 Bf4 17. Ne2 Qf6 18. Kg2 exd4 19. Nfxd4 {1-0 (33) Carlsen,M (2840)-Wei,Y (2706) Wijk aan Zee 2017}) 6... O-O 7. Re1 Nbd7 8. Nbd2 {White has an edge.} b6 9. Nf1 Bb7 $146 ({Predecessor:} 9... h6 10. Ng3 Re8 11. Nf5 Bf8 12. c3 Qc7 13. b4 d5 14. Bb3 Bb7 {½-½ (55) Mueller,M (2307)-Maehrlein,C (2145) Germany 2010}) 10. Ba2 Re8 11. h3 Bf8 12. g4 (12. Bg5 $11) 12... Nc5 13. c3 ({Better is} 13. g5 $11 Nfd7 14. Ne3) 13... Ba6 $15 14. Bb1 d5 15. d4 exd4 ({Of course not} 15... dxe4 $6 16. Nxe5 Qc7 17. b4 $11) 16. e5 dxc3 17. exf6 Qxf6 (17... Rxe1 $1 $15 18. Nxe1 (18. Qxe1 Qxf6 19. Qxc3 Qxc3 $17) 18... Qxf6 19. bxc3 Re8) 18. Rxe8 $11 Rxe8 19. Bg5 $36 {[%mdl 2048] White fights for an advantage.} Be2 {[#]} (19... Qe6 $11 {keeps the balance.} 20. bxc3 Be2) 20. Qc2 (20. Qxe2 $1 $16 Rxe2 21. Bxf6 cxb2 22. Ra2 (22. Bxb2 Rxb2 23. Ne3 g6 $15) 22... gxf6 23. Ng3) 20... Qg6 $15 21. Qxc3 Ne4 $1 {...Bxf3 is the strong threat.} 22. N1d2 (22. N1h2 $1 $15) 22... Bc5 $2 (22... f5 $19 23. Bxe4 fxe4) 23. Be3 $1 $11 Bxf3 24. Nxf3 Nxc3 25. Bxg6 {Hoping for Bxc5.} Ne2+ 26. Kf1 Bxe3 27. fxe3 Rxe3 {And now ...Nf4 would win.} 28. Kf2 Rb3 $1 {[%cal Rb3b2]} 29. Re1 {Threatens to win with Bb1.} (29. a5 {with more complications.} hxg6 30. axb6 Rxb6 31. Kxe2 Rxb2+ 32. Nd2) 29... Rxb2 {aiming for ...Nc3+.} 30. Rxe2 Rxe2+ 31. Kxe2 hxg6 {[%mdl 4096] Endgame KN-KP} 32. Nd4 c5 33. Nc6 f5 $2 {[%mdl 8192]} (33... a6 $14) 34. Nxa7 Kf7 35. Nc8 Ke6 36. Nxb6 Kd6 37. a5 Kc6 38. Ke3 d4+ 39. Kd3 f4 40. g5 Kb5 41. Nc4 f3 42. Ne5 f2 43. Ke2 Kxa5 44. Kxf2 Kb4 45. Ke2 Kc3 {[#]} 46. Nxg6 $2 ({White must play} 46. Kd1 $1 $18) 46... d3+ {The position is equal.} 47. Kd1 $1 Kd4 $1 48. h4 Ke4 $1 49. Nf8 {Black must now prevent Ne6.} Kf5 50. h5 {Strongly threatening Nh7.} Ke5 $2 {[%mdl 40960] Accuracy: White = 46%, Black = 41%. . An unexpected result.} (50... Kxg5 $11 51. Kd2 c4) 1/2-1/2

[Event "Chigorin Memorial 2019"]
[Site "Saint Petersburg"]
[Date "2019.10.07"]
[Round "3.10"]
[White "Sivuk, Vitaly"]
[Black "Timerkhanov, Alexander"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "2559"]
[BlackElo "2354"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2019.10.05"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,78,22,30,37,47,7,0,-9,14,3,14,-49,-12,-44,-44,-52,-28,-38,0,-16,0,0,35,-2,-16,-6,0,-31,-16,-18,0,-11,84,76,75,79,495,484,493,481,487,490,473,482,456,480,785,772,705,706,681,498,789,747,954,905,1293,1300,1080,975,1522,1370,1992,1685,5640,5616,29985,29986,29991,29992,29994]} 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 a6 5. Qc2 g6 (5... e6 6. Nf3 c5 7. cxd5 exd5 8. Be2 Nc6 9. O-O Be6 10. Ne5 Qc7 11. Nxc6 bxc6 12. e4 dxe4 13. Nxe4 Nxe4 14. Qxe4 Bd6 15. Bf3 O-O 16. Qxc6 Bxh2+ {1-0 (60) Mamedyarov,S (2817)-Shankland,S (2724) Germany 2019}) 6. Bd3 {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3} Bg7 7. Nge2 O-O 8. b3 {The position is equal.} dxc4 $146 ({Predecessor:} 8... Nbd7 9. f4 b5 10. O-O bxc4 11. bxc4 dxc4 12. Bxc4 c5 13. Rd1 cxd4 14. Nxd4 {0-1 (22) Nguyen,T (1945)-Baraeva,M (2136) Al Ain 2013}) 9. bxc4 c5 10. d5 ({White should play} 10. Ba3 $11) 10... e6 {[%cal Re6d5]} (10... b5 $5) 11. e4 exd5 12. exd5 b5 13. Bg5 Qa5 {Threatening ...b4.} 14. O-O bxc4 15. Bxc4 Bf5 16. Bd3 (16. Qc1 {feels hotter.} Qb4 17. Nd1 Ng4 18. Bd2 Qa4 19. Bb3) 16... Bxd3 17. Qxd3 Nbd7 18. Rad1 Rac8 19. Qh3 Qb4 20. d6 Qc4 {[#]} (20... c4 $11) 21. Nf4 $1 $16 Rb8 22. Ncd5 Rb7 $2 {[%mdl 8192]} (22... Nxd5 $16 23. Nxd5 Rb7) 23. Bxf6 $18 Bxf6 {[#]} 24. Qxd7 $3 {[%mdl 576] Remove Defender} Rxd7 25. Nxf6+ Kg7 26. Nxd7 Rd8 27. Nd3 Rxd7 (27... a5 $142 28. N3xc5 a4) 28. Ne5 $1 {[%csl LRc4,LRd7][%mdl 64] Double Attack} Qe6 29. Nxd7 Qxd7 {[%mdl 4096] Endgame KQ-KRR} 30. Rfe1 c4 (30... h6 $142 31. Re5 c4) 31. Rd4 Kf6 32. g3 c3 33. Rc1 Ke5 34. Rdd1 g5 35. Rxc3 Kf5 36. h3 h5 37. Rc7 Qa4 38. Rd5+ Ke4 {[#]} 39. d7 $1 {[%mdl 512]} Kxd5 {Accuracy: White = 61%, Black = 33%.} 1-0

