[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.1"]
[White "Shtembuliak, Evgeny"]
[Black "Xiong, Jeffery"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2548"]
[BlackElo "2707"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,90,8,13,29,23,61,25,29,0,0,0,0,0,8,8,13,0,8,7,8,0,0,0,5,0,0,0,0,0,0,-6,-4,-4,-4,-8,-4,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,-8]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e3 a6 6. a4 c5 7. Bxc4 Nc6 8. O-O Qc7 9. Qe2 Bd6 10. Rd1 O-O 11. h3 Na5 {D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4} (11... b6 12. Bd2 Bb7 13. Rac1 Rfd8 14. Bd3 Qe7 {½-½ (14) Ortega,L (2473)-Dvirnyy,D (2554) Rome 2016}) 12. Ba2 Bd7 13. Bd2 $146 ({Predecessor:} 13. e4 cxd4 14. Rxd4 Bc5 15. Rd1 Bc6 16. Bg5 Nd7 17. Rab1 Bb4 18. Rbc1 Nb6 19. Rd4 {1-0 (33) Palao,M (2142)-Franco Valencia,A (2124) Cartagena 2007}) 13... Bc6 {[#]White has an edge.} 14. d5 $1 {[%mdl 512]} exd5 {[#]The position is equal.} (14... Bxd5 15. Nxd5) 15. Nxd5 $1 {[%mdl 512]} Bxd5 16. Bxd5 Nxd5 17. Bxa5 $1 Qxa5 18. Rxd5 Rad8 {And now ...Bh2+! would win.} 19. Rad1 Be7 20. b3 {Threatens to win with Rd7.} Rxd5 21. Rxd5 {Hoping for Rd7.} Rd8 22. Qd3 Rxd5 23. Qxd5 Qd8 $1 {[%cal Rd8d5]} 24. Qxd8+ Bxd8 $11 {[%mdl 4096] Endgame KB-KN} 25. e4 Kf8 26. Kf1 Ke7 27. Ke2 b5 28. axb5 axb5 29. Kd3 Ke6 30. Ne1 Ke5 31. Nf3+ Kd6 32. Ne1 h5 33. Nc2 Bg5 34. Ne1 h4 35. Nf3 Bd8 36. g3 g5 37. Nh2 Ke6 38. gxh4 gxh4 39. f4 f5 {...c4+! is the strong threat.} 40. Nf3 Be7 41. Ke3 Bf6 42. Kd3 c4+ 43. bxc4 fxe4+ 44. Kxe4 bxc4 45. Nxh4 Bxh4 {Accuracy: White = 71%, Black = 83%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.2"]
[White "Gabuzyan, Hovhannes"]
[Black "Matsenko, Sergei"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "2613"]
[BlackElo "2521"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,119,6,20,8,0,8,27,6,27,17,45,30,33,35,52,29,52,27,23,24,31,10,14,12,13,18,15,20,16,13,30,0,18,16,17,19,26,20,21,8,39,10,2,4,18,1,23,14,25,15,14,14,15,12,14,12,13,7,13,5,12,6,12,0,0,0,0,-45,-44,-37,-36,-40,-30,-30,-30,-31,-31,-45,-45,-44,-45,-45,-45,-45,-45,-47,-47,-45,-37,-37,-31,-31,-31,-31,-31,-31,-31,-31,-31,-31,-31,-31,-31,-31,-31,-31,-31,-31]} 1. g3 Nf6 2. Bg2 d5 3. Nf3 c6 4. c4 Bf5 5. O-O e6 6. cxd5 exd5 7. d3 Be7 8. Qb3 {A11: English Opening: 1...c6} Qb6 9. Qc2 O-O 10. Nc3 {White has an edge.} h6 11. e4 dxe4 12. dxe4 Bh7 $1 13. Be3 Qa5 14. h3 {[#]} Nd5 $146 ({Predecessor:} 14... Bb4 15. Nd4 Re8 {½-½ (49) Fressinet,L (2717)-Michalik,P (2557) Dubai 2014}) 15. Bd2 Nxc3 16. Bxc3 Bb4 17. Bd4 Re8 18. a3 Bf8 19. Bc3 Qc7 20. Nd4 Nd7 21. Rad1 Rad8 22. Kh2 Nf6 {[%cal Rf6e4]} 23. Nf5 Bxf5 24. exf5 Rxd1 25. Rxd1 Rd8 26. Be5 (26. Re1 {seems wilder.} Nd5 27. Bd4 a6 28. Re2 Rd7 29. Re8) 26... Qe7 {[#] And now ...Rxd1 would win.} (26... Qb6 {is interesting.} 27. Re1 Re8 28. f4 a5 29. Qc4 Rd8) 27. Rxd8 (27. Bd4 {keeps more tension.} Qc7 28. Bf3 Be7 29. Qb3 b5 30. h4) 27... Qxd8 28. Bf3 Qd7 29. Kg2 Bd6 30. Bc3 Qe7 31. Bd4 a6 32. Qc3 Ne4 33. Qe3 Nf6 34. Qb3 Ne4 35. Qd3 Nf6 36. b4 Be5 {...Qd7 is the strong threat.} 37. Qe3 Nd7 38. Qe4 Bf6 {Hoping for ...Qxe4.} 39. Qxe7 Bxe7 $11 {[%mdl 4096] Endgame KBB-KBN} 40. f6 Bxf6 41. Bg4 Bxd4 42. Bxd7 $15 {KB-KB} Bb2 43. a4 Bc3 44. Bc8 b6 {Black is slightly better.} 45. Bb7 Bxb4 46. Bxc6 Bc3 47. Kf3 Kf8 48. g4 Ke7 49. Ke4 Kd6 50. Be8 Ke6 51. Bc6 {[#]} f5+ $1 {[%mdl 512]} 52. gxf5+ Kd6 53. Bb7 b5 54. axb5 axb5 55. Bd5 Bf6 56. Bf7 Kc5 57. Kd3 b4 58. Bb3 Bd4 59. f4 Bf6 60. Ke4 {Accuracy: White = 64%, Black = 68%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.3"]
[White "Belous, Vladimir"]
[Black "Stukopin, Andrey"]
[Result "1/2-1/2"]
[ECO "E38"]
[WhiteElo "2497"]
[BlackElo "2564"]
[Annotator "ChessBase"]
[PlyCount "27"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:01:48]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:06]} e6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:03]} Bb4 {[%emt 0:00:00]} 4. Qc2 {[%emt 0:00:11]} O-O {[%emt 0:00:06]} 5. Nf3 {[%emt 0:00:45]} c5 {[%emt 0:03:33]} 6. Bg5 {[%emt 0:00:26]} h6 {[%emt 0:02:09]} 7. Bxf6 {[%emt 0:03:10]} Qxf6 {[%emt 0:00:09]} 8. a3 {[%emt 0:00:04]} Bxc3+ {[%emt 0:01:49]} 9. Qxc3 {[%emt 0:00:04]} d6 {[%emt 0:02:40]} 10. e3 {[%emt 0:03:56]} b6 {[%emt 0:00:38]} 11. Be2 {[%emt 0:00:22]} Bb7 {[%emt 0:00:10]} 12. O-O {[%emt 0:00:12]} Nd7 {[%emt 0:04:14]} 13. Rfd1 {[%emt 0:01:04]} Rac8 {[%emt 0:12:54]} 14. Rac1 {[%emt 0:00:37]} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.4"]
[White "Wang, Justin"]
[Black "Stremavicius, Titas"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "2449"]
[BlackElo "2498"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,78,56,26,36,30,35,35,37,32,27,39,44,31,35,14,22,27,24,11,30,33,60,31,24,14,34,10,7,7,8,8,7,14,13,12,13,11,10,9,14,14,15,22,14,14,18,0,0,0,53,27,38,29,34,0,0,0,0,0,3,0,0,0,0,0,0,0,2971]} 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 O-O 6. O-O c6 7. Bf4 Nbd7 {B08: Pirc Defence: Classical System} 8. e5 (8. Qd2 Qc7 9. e5 Nh5 10. Bg5 dxe5 11. Bxe7 Re8 12. d5 Nf4 13. d6 Qa5 14. Bc4 Nb6 15. Bb3 Nbd5 16. Nxd5 Qxd2 17. Nxd2 Nxd5 {½-½ (49) Ruck,R (2521)-Onischuk,V (2626) Skopje 2019}) 8... dxe5 9. dxe5 Ng4 {[%cal Rg4e5] White is slightly better.} 10. e6 $1 {[%cal Re6d7]} fxe6 11. Ng5 Nde5 {Black wants to play ...Qxd1.} 12. Qxd8 Rxd8 13. Rad1 Rf8 14. Bg3 Nh6 15. Nce4 b6 $146 16. c3 Nf5 17. Bxe5 (17. f4 {is interesting.} Nf7 18. Nxf7 Kxf7 19. Bf2 Kg8 20. Bc4) 17... Bxe5 18. Bc4 (18. Rfe1 {feels hotter.} Bc7 19. Bc4 Ng7 20. Nf3 h6 21. b4) 18... Nd6 19. Bxe6+ Bxe6 20. Nxe6 Nxe4 21. Nxf8 Rxf8 22. Rde1 $1 {[%cal Re1e4]} Nd2 $1 {[#] And now ...Bd6 would win.} ({Reject} 22... Rf4 $6 23. g3 $16) 23. Rxe5 {Rd1 is the strong threat.} Nxf1 24. Kxf1 $11 {[%mdl 4096] Endgame KR-KR} Kf7 25. Ke2 Kf6 26. Re4 Rd8 27. Ra4 Rd7 28. Rf4+ Ke6 29. Rf8 Rd5 30. Ra8 Rd7 (30... Re5+ $11 31. Kf3 Rf5+ 32. Ke3 Re5+ 33. Kf3 Rf5+ 34. Ke2 Re5+ 35. Kf1 Ra5) 31. Rh8 h5 32. h4 Rd5 33. Ra8 Re5+ {The position is equal.} 34. Kd2 Rd5+ 35. Ke2 Re5+ 36. Kf3 Rf5+ 37. Kg3 Rb5 38. b4 a5 39. a4 Ke5 $2 {[%mdl 40960] Accuracy: White = 43%, Black = 73%. . An unexpected result.} (39... Rd5 $11) 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.5"]
[White "Hilby, Craig"]
[Black "Sorokin, Aleksey"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2396"]
[BlackElo "2514"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,51,14,7,0,0,0,-12,-6,0,0,0,0,0,0,0,0,0,-14,-28,-28,-24,-16,-23,-18,177,180,666,622,29993,29994]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 O-O 9. Be2 b6 10. O-O Bb7 11. Qd3 Ba6 12. Qe3 Qd7 13. d5 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3} (13. dxc5 Bxe2 14. Qxe2 bxc5 15. Rd1 Qe6 16. h4 Nc6 17. Ng5 Qf6 18. Be3 Rad8 19. Bxc5 Qxc3 20. Rdc1 Qa5 {½-½ (32) Mamedyarov,S (2800)-Nepomniachtchi,I (2742) Geneva 2017}) 13... Bxe2 14. Qxe2 Bxc3 15. Bh6 {The position is equal.} Re8 {[#]} 16. Qc4 $146 ({Predecessor:} 16. Rb3 Bh8 17. Ng5 e5 18. f4 f6 19. fxe5 Rxe5 20. Nf3 Re8 {1-0 (40) Avrukh,B (2614)-Harikrishna,P (2612) Mallorca 2004}) 16... Bh8 17. e5 e6 18. Rbd1 exd5 $1 19. Rxd5 Qe7 $1 20. Qa4 Rc8 21. Rfd1 {Hoping for Bg5.} Nc6 {[%cal Rc6e5]} 22. Rd7 Qe8 23. e6 $1 {[%cal Re6f7]} fxe6 $2 {[#]} (23... Qxe6 $11 24. Ng5 Qe2 25. Rxf7 Nd4) 24. Qe4 $1 $18 {Strongly threatening R1d6.} Bf6 $2 (24... Nd4 25. Qb7 Nf5) 25. Ng5 {[%mdl 64] Double Attack} Ne5 {[#]} 26. Qb7 $1 {[%mdl 512] Accuracy: White = 78%, Black = 46%.} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.6"]
[White "Drozdowski, Kacper"]
[Black "Reshef, Omer"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2484"]
[BlackElo "2467"]
[Annotator "ChessBase"]
[PlyCount "72"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:02]} 2. Nf3 {[%emt 0:00:00]} Nf6 {[%emt 0:01:12]} 3. Nxe5 {[%emt 0:00:00]} d6 {[%emt 0:00:03]} 4. Nf3 {[%emt 0:00:14]} Nxe4 {[%emt 0:00:07]} 5. Nc3 {[%emt 0:00:48]} Nxc3 {[%emt 0:00:13]} 6. dxc3 {[%emt 0:00:12]} Be7 {[%emt 0:00:04]} 7. Bf4 {[%emt 0:00:22]} Nc6 {[%emt 0:01:25]} 8. Qd2 {[%emt 0:00:22]} Be6 {[%emt 0:01:21]} 9. Bd3 {[%emt 0:04:59]} Qd7 {[%emt 0:01:58]} 10. O-O {[%emt 0:00:32]} O-O {[%emt 0:02:58]} 11. Rfe1 {[%emt 0:00:27]} Rfe8 {[%emt 0:01:32]} 12. h3 {[%emt 0:00:16]} a6 {[%emt 0:02:50]} 13. Re2 {[%emt 0:00:45]} Bf5 {[%emt 0:01:53]} 14. Rae1 {[%emt 0:00:50]} Bxd3 {[%emt 0:00:27]} 15. cxd3 {[%emt 0:00:41]} Bf6 {[%emt 0:01:33]} 16. d4 {[%emt 0:01:07]} Ne7 {[%emt 0:09:07]} 17. Bg5 {[%emt 0:00:24]} Bxg5 {[%emt 0:02:41]} 18. Qxg5 {[%emt 0:00:49]} f6 {[%emt 0:02:01]} 19. Qd2 {[%emt 0:01:12]} c6 {[%emt 0:01:54]} 20. g3 {[%emt 0:02:14]} d5 {[%emt 0:00:19]} 21. Nh4 {[%emt 0:00:53]} Ng6 {[%emt 0:01:06]} 22. Nxg6 {[%emt 0:00:24]} hxg6 {[%emt 0:00:16]} 23. h4 {[%emt 0:00:07]} Kf7 {[%emt 0:01:05]} 24. Qf4 {[%emt 0:00:16]} Rxe2 {[%emt 0:00:58]} 25. Rxe2 {[%emt 0:00:04]} Re8 {[%emt 0:00:06]} 26. Rxe8 {[%emt 0:00:16]} Kxe8 {[%emt 0:01:16]} 27. Qb8+ {[%emt 0:00:07]} Kf7 {[%emt 0:00:06]} 28. Kf1 {[%emt 0:00:20]} Qh3+ {[%emt 0:01:01]} 29. Kg1 {[%emt 0:00:07]} Qd7 {[%emt 0:00:05]} 30. Kf1 {[%emt 0:00:16]} Qh3+ {[%emt 0:00:34]} 31. Ke2 {[%emt 0:01:53]} Qd7 {[%emt 0:01:11]} 32. Kf3 {[%emt 0:02:41]} Qf5+ {[%emt 0:01:23]} 33. Kg2 {[%emt 0:00:06]} Qd7 {[%emt 0:00:09]} 34. Kf1 {[%emt 0:00:36]} Qh3+ {[%emt 0:00:21]} 35. Kg1 {[%emt 0:00:05]} Qd7 {[%emt 0:00:15]} 36. Kf1 {[%emt 0:00:27]} Qh3+ {[%emt 0:00:08]} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.7"]
[White "Tsay, Vincent"]
[Black "Dragun, Kamil"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "2233"]
[BlackElo "2586"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,74,28,14,18,20,28,-14,0,0,0,-17,0,0,1,0,31,34,27,17,39,0,0,0,0,-29,-26,-23,-17,-39,-43,-342,-335,-340,-336,-338,-337,-329,-329,-317,-325,-650,-642,-783,-749,-782,-743,-1164,-1154,-5355,-4889,-1489,-1470,-29990,-29991,-29991,-29992,-29993,-29994,-29994,-29995,-29996,-29997]} 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 g6 8. c4 Qc8 {A47: 1 d4 Nf6 2 Nf3 b6: Torre, London and Colle Systems} 9. b3 Qb7+ 10. Nf3 Bg7 {The position is equal.} 11. Bb2 O-O 12. Nc3 a6 13. Rb1 $146 ({Predecessor:} 13. Qd3 Nc6 14. Nd5 Nxd5 15. Bxg7 Ne3+ 16. Qxe3 Kxg7 17. h4 h5 18. Rfd1 d6 19. Kg1 Rac8 {½-½ (30) Petrosian,A (2470)-Yudasin,L (2460) Lvov 1984}) 13... e6 14. Qd3 b5 15. cxb5 axb5 16. Nxb5 {next a4 is good for White.} Rxa2 17. Ba3 (17. Nd6 $5 {[%cal Rd6b7]} Qa6 18. Rfd1 $11) 17... e5 $1 {[%cal Re5e4]} 18. Bxf8 Bxf8 19. e4 d5 20. Nxe5 {Hoping for exd5.} dxe4 21. Qc4 {aiming for Nc7.} Ra5 22. Rfd1 $2 {[%mdl 8192]} (22. Nxf7 $15 Qxf7 23. Ra1 Qxc4 24. bxc4) 22... Rxb5 $19 23. Nxf7 e3+ $1 24. f3 Rc5 25. Nd8+ Rxc4 26. Nxb7 Rc2+ 27. Kh1 $2 (27. Kg1) 27... e2 28. Rd3 Nc6 29. Re3 Bb4 30. Ra1 Nd4 31. g4 e1=Q+ 32. Raxe1 Bxe1 33. g5 Nd5 {Black mates.} 34. Re8+ Kg7 35. Rd8 Nxf3 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.8"]
[White "Preotu, Razvan"]
[Black "Wang, Jason"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2494"]
[BlackElo "2300"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,123,30,40,43,36,37,7,28,16,14,-3,0,5,53,28,5,0,17,20,23,20,25,0,33,43,35,26,77,130,343,122,135,129,175,172,353,350,337,223,233,191,219,132,224,229,214,207,241,235,216,90,90,79,89,87,97,95,99,94,119,128,161,170,188,188,156,150,245,249,278,200,200,195,189,178,200,191,248,252,318,318,318,318,318,272,324,318,318,306,1180,1180,1180,1180,1180,1173,1173,1166,1166,1160,1067,928,1161,1157,1147,1131,1033,660,589,545]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Bd3 Qb6 7. Nb3 Qc7 8. Qe2 Bb7 9. O-O Nc6 {B43: Sicilian: Kan Variation: 5 Nc3} (9... Nf6 10. e5 Nd5 11. Nxd5 Bxd5 12. a4 b4 13. Re1 h6 14. Bf4 Be7 15. Rad1 Bc6 16. Nd4 Bb7 17. Nf5 {1-0 (51) Najer,E (2663)-Ponizil,C (2494) Czech Republic 2019}) 10. f4 d6 11. Bd2 Nf6 {The position is equal.} 12. Rae1 Be7 13. a4 bxa4 14. Nxa4 h5 $146 ({Predecessor:} 14... e5 15. f5 d5 16. exd5 Nxd5 {1-0 (29) Czaeczine,A (2141)-Kagramanov,D (2071) Chalkidiki 2003}) 15. c4 Rb8 16. Bc3 Ba8 17. Nd2 Nb4 18. Bb1 Bc6 19. b3 Qa7+ (19... Bxa4 $5 20. bxa4 e5 $11) 20. Kh1 $1 h4 21. Nf3 Bxa4 (21... Nh5 $11 22. Bd4 Qb7) 22. bxa4 $16 Bd8 $2 (22... Nh5 $16 23. Bd4 Qc7) 23. Qd2 $2 (23. e5 $18 {and White stays clearly on top.}) 23... Nh5 {( -> ...Ng3+!)} 24. Ng1 $1 $36 {[%mdl 2048] White is in control.} Bb6 {[#] Threatens to win with ...Bxg1.} 25. Nh3 $1 ({Inferior is} 25. Bxb4 Bxg1 26. c5 Bxc5 $17) 25... Bc5 $2 (25... Nc6 26. Qxd6 Rc8) 26. e5 $18 dxe5 27. Bxe5 ({Less strong is} 27. fxe5 Qe7 $16) 27... Rd8 28. Qe2 {Black must now prevent f5.} Nc6 29. Qg4 Qe7 (29... Kf8 $16) 30. Bxg7 Nxg7 31. Qxg7 Bd4 32. Qg4 Bc3 33. Rd1 {Played: Qg4-f3} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.9"]
[White "Kambrath, Yannick"]
[Black "Beradze, Irakli"]
[Result "0-1"]
[ECO "E16"]
[WhiteElo "2365"]
[BlackElo "2493"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,68,17,20,21,33,25,38,35,18,32,17,21,31,58,63,29,8,27,14,36,35,31,33,35,0,0,-17,-17,-27,-22,-29,0,-17,0,-35,0,0,0,0,0,0,0,0,0,-26,-30,-30,-60,-59,-37,-37,-45,-369,-369,-4597,-3543]} 1. Nf3 Nf6 2. c4 e6 3. d4 b6 4. g3 Bb4+ 5. Bd2 a5 6. Bg2 Bb7 7. O-O O-O 8. Qc2 Be4 {E16: Queen's Indian: 4 g3 Bb7 5 Bg2 Bb4+} 9. Qb3 Nc6 10. Bxb4 axb4 {White is slightly better.} 11. Nbd2 d5 12. cxd5 $146 ({Predecessor:} 12. Rfc1 Qd6 13. e3 Na5 14. Qd1 Nxc4 15. Nxc4 dxc4 16. Rxc4 {0-1 (43) Krstulovic,A (2309)-Antipov,M (2581) Budapest 2017}) 12... exd5 13. e3 Qd6 14. Nxe4 Nxe4 15. Qc2 Ne7 16. Ne5 Nf6 17. Nd3 Ra5 18. a3 bxa3 19. b4 Ra7 20. Qb3 Rfa8 21. Ra2 Qd7 22. Rc1 h5 23. h3 Ne4 24. Ne5 ({Don't play} 24. Bxe4 dxe4 25. Ne5 Qd5 $17) 24... Qf5 25. Rca1 c5 26. bxc5 bxc5 27. g4 hxg4 28. hxg4 Qe6 {[#] ...c4 is the strong threat.} 29. Bxe4 {aiming for Bf3.} c4 30. Qb4 dxe4 31. Rxa3 Rxa3 32. Rxa3 Rc8 {[#] Strongly threatening ...f6.} 33. Ra7 $2 {[%mdl 8192]} (33. Qb7 $1 $15 c3 34. Ra1 (34. Ra6 $2 Qxa6 {[%mdl 64] Promotion} 35. Qxa6 c2 $19)) 33... Nc6 $19 34. Qc5 $2 (34. d5 Nxb4 35. dxe6 fxe6 36. Ng6) 34... Nxa7 {Accuracy: White = 47%, Black = 67%.} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.10"]
[White "Grinberg, Eyal"]
[Black "Nguyen, Emily"]
[Result "0-1"]
[ECO "C90"]
[WhiteElo "2486"]
[BlackElo "2183"]
[Annotator "RC"]
[PlyCount "134"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:01:48]} 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 0:00:00]} Nf6 {[%emt 0:00:06]} 5. O-O {[%emt 0:00:04]} Be7 {[%emt 0:00:16]} 6. d3 {[%emt 0:00:13]} b5 {[%emt 0:00:10]} 7. Bb3 {[%emt 0:00:05]} d6 {[%emt 0:00:04]} 8. c3 {[%emt 0:00:08]} O-O {[%emt 0:00:04]} 9. Re1 {[%emt 0:00:19]} Bb7 {[%emt 0:00:07]} 10. Nbd2 {[%emt 0:00:52]} Na5 {[%emt 0:00:49]} 11. Bc2 {[%emt 0:00:06]} c5 {[%emt 0:00:35]} 12. Nf1 {[%emt 0:00:25]} Nc6 {[%emt 0:05:00]} 13. Ng3 {[%emt 0:04:02]} g6 {[%emt 0:03:09]} 14. d4 {[%emt 0:00:08]} cxd4 {[%emt 0:05:05]} 15. cxd4 {[%emt 0:00:11]} Rc8 {[%emt 0:01:18]} 16. Bb3 {[%emt 0:01:54]} exd4 {[%emt 0:09:51]} 17. Nxd4 {[%emt 0:06:23]} Na5 {[%emt 0:05:21]} 18. Bc2 {[%emt 0:01:30]} Nd7 {[%emt 0:04:01]} 19. Re2 {[%emt 0:18:59]} Bf6 {[%emt 0:03:51]} 20. b3 {[%emt 0:06:27]} Re8 {[%emt 0:05:27]} 21. Bb2 {[%emt 0:08:06]} Be5 {[%emt 0:07:41]} 22. Qd2 {[%emt 0:06:33]} Qb6 {[%emt 0:05:21]} 23. Rd1 {[%emt 0:05:09]} Nc6 {[%emt 0:04:04]} 24. Nf1 {[%emt 0:04:21]} Nxd4 {[%emt 0:06:52]} 25. Bxd4 {[%emt 0:00:09]} Rxc2 {[%emt 0:00:05]} 26. Bxb6 {[%emt 0:01:27]} Rxd2 {[%emt 0:00:05]} 27. Nxd2 {[%emt 0:00:24]} Nxb6 {[%emt 0:00:05]} 28. Nf3 {[%emt 0:00:34]} Bf4 {[%emt 0:15:51]} 29. g3 {[%emt 0:00:50]} Bh6 {[%emt 0:00:27]} 30. Rxd6 {[%emt 0:00:16]} Nd5 {[%emt 0:05:18]} 31. Rd7 {[%emt 0:01:48]} Bc6 {[%emt 0:01:26]} 32. Rd6 {[%emt 0:01:41]} Bb7 {[%emt 0:00:02]} 33. a3 {[%emt 0:10:23]} Nc3 {[%emt 0:02:45]} 34. Re1 {[%emt 0:04:17]} Nxe4 {[%emt 0:04:35]} 35. Rd7 {[%emt 0:01:09]} Bc6 {[%emt 0:00:19]} 36. Ra7 {[%emt 0:01:13]} Rc8 {[%emt 0:01:52]} 37. Rxa6 {[%emt 0:01:29]} Nc5 {[%emt 0:00:20]} 38. Rxc6 {[%emt 0:00:44]} Rxc6 {[%emt 0:00:04]} 39. Nd4 {[%emt 0:00:04]} Rb6 {[%emt 0:00:32]} 40. Re5 {[%emt 0:00:08]} Bg7 {[%emt 0:01:18]} 41. Re8+ {[%emt 0:00:05]} Bf8 {[%emt 0:00:03]} 42. b4 {[%emt 0:00:28]} Ne6 {[%emt 0:00:32]} 43. Nc2 {[%emt 0:00:23]} Kg7 {[%emt 0:00:51]} 44. Ra8 {[%emt 0:00:06]} Rc6 {[%emt 0:00:27]} 45. Ne3 {[%emt 0:00:05]} Nd4 {[%emt 0:00:33]} 46. Kg2 {[%emt 0:00:34]} Be7 {[%emt 0:01:29]} 47. h4 {[%emt 0:00:29]} h5 {[%emt 0:00:15]} 48. Ra7 {[%emt 0:00:24]} Bf6 {[%emt 0:00:13]} 49. Nd5 {[%emt 0:00:07]} Rc2 {[%emt 0:01:50]} 50. Rb7 {[%emt 0:01:31]} Ra2 {[%emt 0:00:40]} 51. Nc7 {[%emt 0:00:05]} Be5 {[%emt 0:00:41]} 52. Nxb5 {[%emt 0:00:06]} Nxb5 {[%emt 0:00:10]} 53. Rxb5 {[%emt 0:00:04]} Bb2 {[%emt 0:00:10]} 54. Rd5 {[%emt 0:02:54]} Rxa3 {[%emt 0:00:09]} 55. b5 {[%emt 0:00:07]} Rb3 {[%emt 0:00:14]} 56. f4 {[%emt 0:00:14]} Kf6 {[%emt 0:00:14]} 57. Rg5 {[%emt 0:00:50]} Bc1 {[%emt 0:01:13]} 58. Rc5 {[%emt 0:00:10]} Be3 {[%emt 0:00:11]} 59. Rd5 {[%emt 0:00:08]} Ke6 {[%emt 0:00:52]} 60. Re5+ {[%emt 0:00:18]} Kd6 {[%emt 0:00:05]} 61. Rg5 {[%emt 0:01:13]} Bd2 {[%emt 0:01:46]} 62. Kf2 {[%emt 0:00:57]} Be3+ {[%emt 0:00:18]} 63. Kg2 {[%emt 0:00:04]} Bd4 {[%emt 0:00:28]} 64. f5 {[%emt 0:00:08]} Rxb5 {[%emt 0:00:11]} 65. g4 {[%emt 0:00:10]} Be3 {[%emt 0:00:46]} 66. fxg6 {[%emt 0:00:55]} Bxg5 {[%emt 0:00:05]} 67. g7 {[%emt 0:00:46]} Rb8 {[%emt 0:00:04]} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.11"]
[White "Nakar, Eylon"]
[Black "Javakhadze, Zurab"]
[Result "0-1"]
[ECO "C60"]
[WhiteElo "2441"]
[BlackElo "2441"]
[Annotator "TA"]
[PlyCount "104"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,104,44,39,58,35,58,47,56,50,62,41,55,50,45,13,0,16,9,13,17,-60,0,0,0,0,75,46,60,52,108,102,90,21,25,0,0,-162,0,0,37,0,119,125,112,124,178,185,172,171,297,-30,5,0,40,-30,-12,-19,0,-10,-2,0,0,0,0,0,196,-314,-276,-320,-317,-311,-316,-277,-302,-338,-314,-358,-364,-366,-366,-362,-316,-359,-359,-428,-427,-29968,-428,-634,-502,-494,-487]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. c3 g6 6. d4 Bg7 7. Re1 Nge7 8. h3 O-O {C60: Ruy Lopez: Unusual Black 3rd moves and 3...g6} 9. a4 h6 $146 ({Predecessor:} 9... Qe8 10. Bf1 Kh8 11. d5 Nd8 12. c4 f5 13. Nc3 a6 14. b4 Nf7 15. c5 f4 16. Ba3 {½-½ (45) Morgan,M (2295)-Ritter,M (2340) New York 1992}) 10. dxe5 dxe5 {White is slightly better.} 11. Be3 b6 12. Nbd2 a6 13. Bf1 f5 14. Nb3 Be6 15. Qc2 Qe8 16. a5 Qf7 17. c4 (17. Nfd2 $11) 17... fxe4 ({Better is} 17... f4 $15 18. Bd2 g5) 18. Nfd2 $1 $11 Nf5 {Hoping for ...Ncd4.} 19. Nxe4 Ncd4 (19... Kh7 $11) 20. Bxd4 exd4 21. Nbd2 Rfd8 (21... d3 $14 22. Bxd3 Nd4) 22. Bd3 Nh4 23. Ng3 (23. axb6 $16 cxb6 24. Qa4) 23... Rf8 24. Re2 Rae8 {Strongly threatening ...Bxh3!} 25. Nde4 $2 {[#]} (25. Nge4 $11 {and White is okay.}) 25... Qd7 $2 (25... Bxh3 $1 $19 {[%mdl 512]} 26. f4 (26. gxh3 Qf3) 26... Bxg2 27. Rxg2 Nf3+ 28. Kh1 Qxf4) 26. Nd2 $14 Qf7 ({Don't play} 26... Qc6 $6 27. Be4 $16) 27. Be4 {[#]} (27. Nge4 $5 {[%cal Ra5b6]}) 27... Kh8 (27... d3 $1 $11 {[%mdl 512]} 28. Qxd3 Bxb2) 28. axb6 $16 {[%mdl 64] Discovered Attack} cxb6 29. Rxa6 d3 (29... Rd8 $16) 30. Qxd3 $18 Rd8 31. Qe3 g5 (31... Bxc4 $142 32. Nxc4 Qxc4 33. Rxb6 Rfe8) 32. Nf3 $2 ({Only move:} 32. Qxb6 $18 Bxc4 33. Nxc4 Qxc4 34. Rc2) 32... Bxc4 33. Rxb6 {Threatens to win with Ne5!} Nxf3+ 34. Bxf3 (34. gxf3 $14 Bxe2 35. Qxe2) 34... Bxe2 35. Qxe2 Rfe8 36. Qc2 Re1+ 37. Kh2 Re7 38. Nf5 Rc7 $36 {[%mdl 2048] Black has the initiative.} 39. Qe4 Rc5 $2 (39... Rc4 $11 {and Black stays safe.} 40. Qe6 Qxe6 41. Rxe6 Rb4) 40. Nxh6 $4 {[%mdl 8192]} (40. Nxg7 $18 Qxg7 41. Re6) 40... Qc7+ $19 {[%mdl 64] Double Attack} 41. g3 Qxb6 {[%mdl 64] Double Attack} 42. Nf7+ Kg8 43. Nxd8 Qxd8 44. Qe6+ Kh8 45. Be4 Qf8 46. Kg2 Bd4 ({Less strong is} 46... Bxb2 47. Qg6 $17) 47. f3 Rc7 48. Qg6 {White wants to play Qh5+.} Qf6 (48... Bxb2 $2 49. Qh5+ Kg8 50. Qxg5+ Bg7 51. Qd5+ Kh8 52. Qh5+ Bh6 53. Qg6 $19) 49. Qe8+ Kg7 50. b4 (50. h4 $19) 50... Re7 (50... Bb6 $142 51. h4 {[#]} g4 $1 {[%mdl 512]} 52. Qg6+ Qxg6 53. Bxg6 Kxg6 54. fxg4 Rc3 55. g5 Bc7 56. Kf2 Bxg3+ 57. Ke2 Rb3 58. b5 Bxh4 59. Kd2 Kxg5 60. b6 Kf4 61. Kc2 Rxb6 62. Kc3 Ke4 63. Kc4 Be1 64. Kc5 Rh6 65. Kc4 Rh5 66. Kb3 Kd3 67. Kb2 Rb5+ 68. Ka3 Kc2 69. Ka4 Ra5#) 51. Qd8 (51. Qc6 $142) 51... Bb6 {( -> ...Qb2+)} 52. Qd2 Qe5 {Accuracy: White = 30%, Black = 44%.} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.12"]
[White "Berczes, David"]
[Black "Yip, Carissa"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "2488"]
[BlackElo "2425"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,57,41,46,30,30,30,32,33,36,0,41,38,41,38,64,66,66,0,108,104,118,134,154,165,150,152,156,152,151,138,220,128,140,138,354,354,359,359,358,352,675,689,866,831]} 1. c4 Nf6 2. Nc3 g6 3. e4 Bg7 4. d4 O-O 5. Bd3 d6 6. Nge2 c6 7. O-O e5 8. d5 Na6 9. Bc2 {E70: King's Indian: Miscellaneous lines with 4 e4, including 5 Nge2 and 5 Bd3 0-0 6 Nge2} cxd5 $146 ({Predecessor:} 9... Nc7 10. Rb1 Nh5 11. Be3 cxd5 12. cxd5 f5 13. exf5 gxf5 14. f4 e4 15. Nd4 Qe8 {1-0 (30) Gonda,L (2522)-Runic,Z (2443) Zupanja 2009}) 10. cxd5 Bd7 11. a3 {White is slightly better.} b5 12. Kh1 Nc7 13. Bg5 a5 14. b4 Rb8 15. Qd2 Na8 16. Bd3 (16. f3 $14) 16... axb4 (16... h6 $1 $11 {keeps the balance.} 17. Be3 (17. Bxh6 Bxh6 18. Qxh6 Ng4 $11) 17... Ng4) 17. axb4 $16 Nb6 18. f3 Nc4 {[#]} 19. Bxc4 $1 bxc4 20. Rfb1 Rb7 21. b5 {[%cal Bb4b5,Bb5b6][%mdl 32]} Qb8 22. Qb2 Rc8 (22... Nh5 $16 {is a better defense.}) 23. Qb4 (23. Be3 $18) 23... Be8 24. Ra6 Nh5 $2 {[#]} (24... Nd7 $16 {was worth a try.}) 25. b6 $18 ({Weaker is} 25. Qxd6 Bxb5 26. Qxb8 (26. Rxb5 Rxb5 27. Nxb5 Qxb5 $16) 26... Rcxb8 $16) 25... Nf4 26. Nxf4 exf4 27. Bxf4 Bd4 $2 (27... Bf8 28. g4 h6) 28. Bxd6 Bxc3 29. Qa3 {Accuracy: White = 70%, Black = 47%.} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.13"]
[White "Tiglon, Bryce"]
[Black "Bajarani, Ulvi"]
[Result "1/2-1/2"]
[ECO "B92"]
[WhiteElo "2371"]
[BlackElo "2501"]
[Annotator "RC"]
[PlyCount "128"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+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 0:00:07]} 5. Nc3 {[%emt 0:00:00]} a6 {[%emt 0:00:09]} 6. Be2 {[%emt 0:00:09]} e5 {[%emt 0:00:12]} 7. Nb3 {[%emt 0:00:03]} Be7 {[%emt 0:00:09]} 8. Be3 {[%emt 0:00:04]} Be6 {[%emt 0:00:14]} 9. Nd5 {[%emt 0:00:04]} Nxd5 {[%emt 0:00:22]} 10. exd5 {[%emt 0:00:06]} Bf5 {[%emt 0:00:08]} 11. Qd2 {[%emt 0:00:18]} Nd7 {[%emt 0:01:50]} 12. Na5 {[%emt 0:02:27]} Qc7 {[%emt 0:03:00]} 13. c4 {[%emt 0:00:10]} Bf6 {[%emt 0:02:25]} 14. O-O {[%emt 0:06:25]} b6 {[%emt 0:01:44]} 15. Nc6 {[%emt 0:01:29]} a5 {[%emt 0:00:05]} 16. f4 {[%emt 0:11:20]} exf4 {[%emt 0:00:15]} 17. Bxf4 {[%emt 0:00:20]} O-O {[%emt 0:01:23]} 18. Bxd6 {[%emt 0:02:14]} Qxd6 {[%emt 0:00:10]} 19. Rxf5 {[%emt 0:00:07]} g6 {[%emt 0:01:10]} 20. Rf2 {[%emt 0:05:53]} Bg7 {[%emt 0:02:48]} 21. Raf1 {[%emt 0:02:24]} Rae8 {[%emt 0:01:15]} 22. b3 {[%emt 0:01:33]} f5 {[%emt 0:00:50]} 23. Bf3 {[%emt 0:04:46]} Ne5 {[%emt 0:10:35]} 24. Kh1 {[%emt 0:00:55]} Nd7 {[%emt 0:05:38]} 25. Re2 {[%emt 0:06:55]} Bf6 {[%emt 0:01:49]} 26. Rfe1 {[%emt 0:01:00]} Rxe2 {[%emt 0:00:08]} 27. Rxe2 {[%emt 0:01:45]} Nc5 {[%emt 0:01:11]} 28. Nd4 {[%emt 0:03:44]} Rd8 {[%emt 0:04:06]} 29. Nb5 {[%emt 0:00:54]} Qd7 {[%emt 0:00:43]} 30. d6 {[%emt 0:00:36]} Kg7 {[%emt 0:00:36]} 31. Bd5 {[%emt 0:07:08]} Re8 {[%emt 0:01:18]} 32. Rxe8 {[%emt 0:13:33]} Qxe8 {[%emt 0:00:05]} 33. g3 {[%emt 0:00:31]} h6 {[%emt 0:01:53]} 34. Kg2 {[%emt 0:03:19]} Qe5 {[%emt 0:02:28]} 35. Bf3 {[%emt 0:01:59]} Ne4 {[%emt 0:00:54]} 36. Qd3 {[%emt 0:06:49]} Nc5 {[%emt 0:05:29]} 37. Qd1 {[%emt 0:01:07]} Qe3 {[%emt 0:02:10]} 38. Qe2 {[%emt 0:01:49]} Qxe2+ {[%emt 0:00:40]} 39. Bxe2 {[%emt 0:00:01]} Kf7 {[%emt 0:00:10]} 40. Kf2 {[%emt 0:04:05]} Ke6 {[%emt 0:02:21]} 41. Ke3 {[%emt 0:00:12]} Be5 {[%emt 0:00:27]} 42. Bf3 {[%emt 0:01:02]} Bxd6 {[%emt 0:00:16]} 43. Bd5+ {[%emt 0:00:20]} Ke7 {[%emt 0:00:43]} 44. Nd4 {[%emt 0:02:01]} Be5 {[%emt 0:00:25]} 45. Nc6+ {[%emt 0:00:34]} Kf6 {[%emt 0:00:34]} 46. Bf3 {[%emt 0:01:44]} g5 {[%emt 0:00:22]} 47. Bd5 {[%emt 0:05:18]} Bb2 {[%emt 0:01:34]} 48. b4 {[%emt 0:00:24]} axb4 {[%emt 0:00:59]} 49. Nxb4 {[%emt 0:00:01]} Ba3 {[%emt 0:01:05]} 50. Nd3 {[%emt 0:02:26]} Na6 {[%emt 0:00:44]} 51. h3 {[%emt 0:00:55]} h5 {[%emt 0:00:29]} 52. Bc6 {[%emt 0:01:01]} Nc7 {[%emt 0:00:41]} 53. Kf2 {[%emt 0:00:27]} Ne6 {[%emt 0:00:55]} 54. Be8 {[%emt 0:00:10]} Ng7 {[%emt 0:00:51]} 55. Bd7 {[%emt 0:00:01]} Ke7 {[%emt 0:00:20]} 56. Ba4 {[%emt 0:00:06]} Ne6 {[%emt 0:00:47]} 57. Bd1 {[%emt 0:01:44]} h4 {[%emt 0:00:18]} 58. gxh4 {[%emt 0:00:10]} gxh4 {[%emt 0:00:06]} 59. Bf3 {[%emt 0:00:04]} Kf6 {[%emt 0:00:19]} 60. Bg2 {[%emt 0:00:46]} Kg5 {[%emt 0:00:37]} 61. Bd5 {[%emt 0:00:17]} Nd4 {[%emt 0:00:58]} 62. Ke3 {[%emt 0:00:15]} Nc2+ {[%emt 0:03:34]} 63. Kd2 {[%emt 0:00:01]} Nd4 {[%emt 0:00:59]} 64. Ke3 {[%emt 0:00:01]} Nc2+ {[%emt 0:00:33]} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.14"]
[White "Popilski, Gil"]
[Black "Stefanov, Emil"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2468"]
[BlackElo "2390"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,65,26,35,31,41,35,45,18,18,11,41,50,51,51,128,92,96,99,97,62,64,62,69,62,70,72,197,197,311,315,287,93,76,85,91,-104,0,0,0,0,-7,-186,-153,-146,329,335,507,507,500,499,1188,1188]} 1. d4 g6 2. e4 Bg7 3. Nf3 d6 4. Be2 Nf6 5. Nc3 O-O 6. O-O c6 7. a4 Nbd7 8. a5 e5 9. dxe5 {B08: Pirc Defence: Classical System} Nxe5 10. h3 (10. Nxe5 dxe5 11. Qxd8 Rxd8 12. Be3 Be6 13. f3 Nd7 14. Na4 Bf8 15. Rfd1 Bb4 16. Bg5 Rdb8 17. Kf1 Kf8 18. Nc3 {½-½ (18) Zhigalko,S (2608)-Kobo,O (2484) Budapest 2018}) 10... Qe7 11. Bg5 {White is slightly better.} h6 12. Bh4 $146 ({Predecessor:} 12. Bf4 Rd8 13. Re1 Nxf3+ 14. Bxf3 Nh7 15. Be2 Ng5 16. Bf1 Be5 {½-½ (31) Zhang,X (2349)-Huang,Q (2473) China 2015}) 12... Be6 13. Nd4 g5 14. Bg3 $36 {[%mdl 2048] White fights for an advantage.} Nfd7 (14... Bd7 $14) 15. f4 gxf4 16. Bxf4 b5 17. axb6 axb6 18. Rxa8 Rxa8 19. Nd5 cxd5 20. exd5 Ra4 (20... Bxd5 $16 21. Nf5 {[%mdl 64] Discovered Attack} Qf6 22. Qxd5 {[%mdl 64] Double Attack} Ra5 23. Bxe5 Qxf5 24. Qxa5 Qxf1+ 25. Kxf1 bxa5 26. Bxd6 Bxb2) 21. c3 $18 ({Don't blunder} 21. dxe6 $2 Rxd4 22. exf7+ (22. Qxd4 $2 Nf3+ {[%mdl 64] Discovered Attack} 23. Rxf3 Bxd4+ $19) 22... Qxf7 $19) 21... Bxd5 (21... Rxd4 {was called for.} 22. cxd4 Bxd5) 22. Qxa4 Ng6 23. Bf3 $2 (23. Bg3 $18 {is more deadly.}) 23... Nc5 $16 24. Qd1 $1 {Nf5 is the strong threat.} ({Reject} 24. Nf5 Nxa4 25. Nxe7+ Nxe7 $11) 24... Nxf4 25. Nf5 $2 {[#]} (25. Bxd5 $1 $16 {is forced if you want to stay better.} Qe3+ 26. Kh1 Nxd5 27. Nf5) 25... Qg5 ({Black should play} 25... Qe5 $1 $17 {[%cal Re5f5]} 26. Nxg7 Bb3) 26. Nxg7 Kxg7 {[#]} 27. h4 $1 {[%cal Rh4g5][%mdl 512]} Qe5 {And now ...Bc4 would win.} (27... Qxh4 28. Bxd5) 28. g3 $2 (28. Bxd5 $11 Nxd5 29. Qg4+ Kf8 {[#]} 30. Qg6 $1 {[%mdl 512]} Qe3+ 31. Kh2 Qe5+ 32. Kg1) 28... Qe3+ 29. Kh2 Ncd3 $2 {[%mdl 8192]} (29... Bc4 $17 {keeps the pressure on.} 30. gxf4 Bxf1 31. Qxf1 Qxf4+ 32. Kh3 Qe3 33. Qg2+ Kf6) 30. Bxd5 $18 ({And not} 30. gxf4 Qxf4+ 31. Kh3 Qe3 $15) 30... Nf2 (30... Nxd5 $142 31. Rf3 Qe6) 31. Qf3 {[%mdl 64] Double Attack. White is clearly winning.} Nxd5 32. Rxf2 Qe6 (32... Qxf3 $142 33. Rxf3 Nc7) 33. Re2 {Accuracy: White = 49%, Black = 25%.} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.15"]
[White "Mishra, Abhimanyu"]
[Black "Fernandez, Daniel"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2377"]
[BlackElo "2466"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 28,75,0,2,25,10,31,21,24,23,23,23,23,23,35,34,50,8,43,43,87,19,15,21,0,0,0,0,213,0,242,213,1023,1015,6191,6191,5289,239,233,0,2258,0,529,362,6191,6191,2218,2047,29992,29993]} 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 Bg5 12. Nc2 Rb8 13. Be2 O-O 14. O-O Be6 15. Qd3 f5 {B33: Sicilian: Pelikan and Sveshnikov Variations} (15... a5 16. Rfd1 b4 17. Nce3 bxc3 18. bxc3 Ne7 19. a4 Nxd5 20. Nxd5 Rb2 21. Rab1 Qb8 22. c4 g6 23. Rxb2 Qxb2 24. Rb1 {½-½ (56) Vitiugov,N (2726)-Gelfand,B (2655) Prague 2019}) 16. Bf3 g6 17. Rfd1 f4 $146 {The position is equal.} ({Predecessor:} 17... Qc8 18. Nde3 f4 19. Nd5 Kg7 20. Ndb4 Nxb4 21. Nxb4 a5 22. Nd5 Qd7 23. a3 Qa7 24. Rd2 a4 25. Nb4 {½-½ (25) Schueppen,H (2406)-Kevicky,M (2411) ICCF email 2015}) 18. Ndb4 Nxb4 19. Nxb4 {Strongly threatening Nc6.} Rb6 $1 20. Nd5 Rb7 21. b4 Bh4 22. Qe2 Kh8 23. a4 g5 24. h3 (24. axb5 $16 Rg7 25. h3 axb5 26. Bg4 (26. Qxb5 g4 $14)) 24... g4 $11 25. hxg4 (25. Bxg4 $6 Bxg4 26. hxg4 h5 $16) 25... Rg7 26. axb5 axb5 27. Ra6 h5 $2 (27... Rfg8 $11) 28. Nxf4 $2 ({Don't blunder} 28. Qxb5 $2 hxg4 29. Rxd6 (29. Be2 $2 Bxf2+ 30. Kf1 Qh4 $19) 29... Qxd6 $19) (28. gxh5 $18 {Hoping for Kf1.} Bh3 29. Nxf4 (29. Qxb5 Bxg2 30. Bxg2 Qg5 $19) 29... exf4 30. Rdxd6 Bxg2 31. Rxd8 (31. Rh6+ Kg8 $16) 31... Bxf3+ 32. Kh2 Bxe2 33. Rxf8+ Kh7 34. Raa8 (34. Rxf4 Bg5 $16)) 28... Rxf4 $2 (28... Bc4 $11 {and Black is okay.} 29. Nd3 hxg4 30. Bxg4 Qg5) 29. Rdxd6 $18 {[%mdl 64] Double Attack} Qg8 $2 (29... Bd7) 30. Rxe6 hxg4 31. Rh6+ Rh7 32. Rhg6 $2 (32. Qxb5 Bxf2+ {[%mdl 64] Remove Defender} 33. Kxf2 Rxh6 34. Rxh6+ Kg7 35. Qxe5+ Kxh6 36. Qxf4+ {[%mdl 64] Double Attack} Kh7 37. Bxg4 Qa2+ 38. Kg3) 32... Rg7 33. Rh6+ $2 (33. Qxb5 $2 Rxg6 34. Qxe5+ Rff6 $19) (33. Rxg7 Qxg7 34. Qxb5) 33... Rh7 34. Rhg6 $2 ({Only move:} 34. Qxb5 $18 Rf6 35. Rhxf6 Bxf6 36. Rxf6 gxf3 37. Rxf3) 34... Qf8 $2 {[%mdl 8192]} (34... Rg7 $1 $11 35. Rh6+ {[%mdl 64] Double Attack}) 35. Qa2 {Threatens to win with Ra8!} gxf3 $2 {[#]} (35... Bxf2+ 36. Qxf2 gxf3) 36. Ra8 $1 {[%mdl 512] Threatening mate with Rg8+.} Bd8 {[#]} 37. Qd5 $1 {[%mdl 576] Double Attack} Rfh4 38. Qxe5+ {Accuracy: White = 49%, Black = 25%.} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.16"]
[White "Yu, Jennifer"]
[Black "Hong, Andrew"]
[Result "0-1"]
[ECO "E24"]
[WhiteElo "2263"]
[BlackElo "2440"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,54,0,-1,0,0,0,0,0,-30,-20,-90,-80,-68,0,1,16,-62,-18,-47,-46,-113,-100,-95,-105,-98,-95,-125,-127,-251,-239,-311,-304,-338,-318,-330,-297,-849,-866,-834,-856,-29986,-29987]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 b6 6. f3 Nc6 7. Bg5 Ba6 8. e4 h6 {E24: Nimzo-Indian: Sämisch: Unusual Black 5th moves and 5...c5 sidelines} (8... Na5 9. Qa4 h6 10. Bh4 Qc8 11. Nh3 c5 12. d5 Qc7 13. Bg3 e5 14. Rd1 Nh5 15. Nf2 O-O-O 16. Ng4 {½-½ (51) Adhiban,B (2673)-Hossain,E (2491) Hamedan 2018}) 9. Bh4 $1 g5 10. Bf2 Nh5 {The position is equal.} 11. g3 Qe7 $146 ({Predecessor:} 11... Qf6 12. Bd3 O-O-O 13. c5 Bxd3 14. Qxd3 Kb7 15. Ne2 d6 16. cxd6 Rxd6 {½-½ (59) Akvist,H (2139)-Nyberg,U (2178) Sweden 2010}) 12. Qa4 {[#]} (12. c5 $11 Bxf1 13. Kxf1) 12... Na5 $1 $17 13. c5 Bxf1 (13... Bb7 $1 $15) 14. Kxf1 $11 O-O 15. Ne2 (15. Re1 $1 $11) 15... d5 (15... f5 $5 {[%cal Rf5e4]} 16. e5 Nc6 $15) 16. cxd6 cxd6 17. h4 {[#]} (17. Kg2 $15) 17... g4 $1 {[%mdl 512]} 18. fxg4 Nf6 $1 {[%csl LRe4,LRg4][%mdl 64] Double Attack} 19. Qc2 Qb7 20. d5 Nxg4 {Strongly threatening ...f5.} 21. Nf4 (21. Nd4 $17) 21... e5 $19 22. Qe2 f5 23. Ne6 {[#]} h5 $1 {...fxe4! is the strong threat.} 24. Nxf8 Rxf8 25. Ra2 $2 (25. Ke1 fxe4 26. Rf1) 25... fxe4 26. Qxe4 Qf7 27. Qe1 Qxd5 {[%mdl 64] Double Attack. Accuracy: White = 20%, Black = 67%.} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.17"]
[White "Arribas Lopez, Angel"]
[Black "Vivekananthan, Anish"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2440"]
[BlackElo "2162"]
[Annotator "TA"]
[PlyCount "143"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,143,26,10,18,14,12,26,24,-15,27,25,29,0,0,-3,29,19,62,50,41,53,93,20,21,13,0,14,26,0,10,0,3,12,10,-30,0,-12,-38,-88,0,0,0,0,0,-47,0,-179,0,0,0,0,73,0,0,0,700,59,248,-33,194,171,198,289,245,8,8,8,8,8,8,8,8,20,41,20,16,26,27,45,56,51,37,28,865,803,1045,1,1,0,0,0,432,431,431,402,349,291,1608,0,0,0,0,0,29972,29973,29974,29975,29976,29977,29977,29978,29978,29979,29979,29979,29983,29984,29984,29985,29985,29986,29986,29987,29987,29988,29988,29989,29990,29988,29991,29992,29992,29990,29995,29996]} 1. e4 c5 2. Nc3 a6 3. g3 b5 4. Bg2 Bb7 5. d3 e6 6. Nh3 Nf6 {B23: Closed Sicilian: Lines without g3} (6... b4 7. Ne2 d5 8. e5 Nc6 9. f4 Nh6 10. Nf2 Nf5 11. O-O Qb6 12. c3 Be7 13. g4 Nh4 14. Bh1 {0-1 (35) Yu,Y (2738)-Khismatullin,D (2639) Moscow 2017}) 7. O-O d6 8. f4 Nc6 {White has an edge.} 9. g4 b4 $146 ({Predecessor:} 9... h6 10. g5 Nd7 11. g6 fxg6 {1-0 (47) Luther,T (2542)-Gheorghiu,F (2450) Crans Montana 1999}) 10. Na4 Nd7 11. Be3 Be7 12. g5 Qc7 13. c3 e5 14. f5 a5 15. Qh5 g6 16. fxg6 (16. Qd1 $16) 16... fxg6 $11 17. Qg4 Nb6 18. Nxb6 Qxb6 19. Nf2 a4 20. a3 bxc3 21. bxc3 Qb3 22. c4 Bc8 23. Qg3 O-O 24. Bh3 Nd4 ({Black should try} 24... Rf7 $17) 25. Bxd4 $1 cxd4 26. Bxc8 Raxc8 27. Rab1 Qc2 28. Qh3 $2 (28. h4 $1 $11) 28... Rc7 $2 (28... Rce8 $1 $19 29. Rb7 Qd2) 29. Qe6+ Kg7 30. Ng4 Rf4 {[#]} (30... Qxd3 31. Rxf8 Qxb1+ 32. Rf1 $18) (30... Bxg5 $11 {keeps the balance.} 31. Qxd6 Re7 32. Nxe5 Rfe8 33. Qxd4 (33. Rb5 $2 Be3+ 34. Kh1 Bf4 $19 {[%mdl 64] Double Attack}) 33... Rxe5 34. Rb7+ (34. Rb5 $2 Qe2 $19) 34... Kg8) 31. Nxe5 $1 {[%mdl 512]} Bxg5 (31... dxe5 32. Qxe5+) 32. Qxd6 {[%mdl 64] Double Attack} Re7 $2 {[%mdl 8192]} (32... Rcf7 $11 33. Qxd4 (33. Nxf7 $2 Rg4+ 34. Qg3 Rxg3+ 35. hxg3 Qxd3 $19 {[%mdl 64] Double Attack}) 33... Bf6 34. Rxf4 Qxb1+ 35. Kg2 Qc1) 33. Qxd4 $2 (33. Rxf4 $18 {Intending Rbf1 and mate.} Qxb1+ 34. Rf1) 33... Bf6 $2 ({Black should play} 33... Kh6 $1 $14 34. Kh1 Rxe5 35. Qxe5 Qxd3) 34. Qd6 $2 (34. Rxf4 $18 Rxe5 35. Rb7+ Kh6 36. Qf2 Qxd3 37. Qg3) 34... Rxe5 $2 (34... Qd2 $15 {keeps the upper hand.} 35. Kh1 Rxe5 36. Rb7+ Kh6 37. Qf8+ Kg5 $1 {[%mdl 512]} 38. Rg1+ Kh4 39. Rxh7+ Rh5) 35. Rb7+ $18 Kh6 36. Qf8+ Kg5 {[#]} 37. h4+ $1 {[%mdl 512]} Kg4 $11 {( -> ...Kg3)} (37... Rxh4 38. Qxf6+) 38. Rxf4+ Kg3 $132 {[%csl Gg3][%cal Rc2g2][%mdl 2048] Black has counterplay} 39. Rf3+ {[%mdl 64] Decoy} Kxf3 {[%csl Gf3][%cal Rc2g2]} 40. Qxf6+ {[%mdl 4160] Endgame Double Attack. KQR-KQR} Rf5 $1 {[%csl Gf3][%cal Rc2g2]} 41. Qb2 Qd1+ $1 42. Kh2 Rf4 {[%cal Rf4h4]} 43. Qg2+ $1 (43. Rxh7 Ke3 $19) 43... Ke3 44. Qg3+ Rf3 $1 {[%cal Rf3g3]} 45. Qg5+ Rf4 $1 46. Rb2 Qxd3 $2 {[%mdl 8192]} (46... Qe1 $11) 47. c5 $18 Qc3 48. Rg2 $2 (48. Qg1+ $18 Kxe4 49. Rb4+ Qxb4 50. axb4 Rxh4+ 51. Kg3) 48... Qf6 $11 49. c6 {[%cal Bc5c6,Bc6c7][%mdl 32] Qc5+ is the strong threat.} Qxg5 50. hxg5 Rxe4 $2 {[%mdl 8192] KR-KR} (50... Rf8 $1 $11 {and Black is okay.}) 51. Rc2 $18 Re8 52. c7 Rc8 53. Kg3 Ke4 $2 {[#]} (53... Kd3 54. Rc1 Ke4) 54. Kg4 $2 ({White has to play} 54. Kf2 $1 $18 {[%cal Rf2e2] And now Ke2 would win.} Kd3 55. Rc1) 54... Ke5 $11 55. Kf3 {Black must now prevent Ke3.} Kd6 56. Ke4 Ke6 $2 {[%mdl 8192]} (56... Rxc7 $11 57. Rxc7 Kxc7) 57. Rc6+ {White mates.} Kd7 {[#]} 58. Kd5 $1 {[%cal Rd5c5]} Rxc7 59. Rxc7+ Kxc7 {K3P-KPP} 60. Kc5 Kd7 61. Kb5 Ke6 62. Kxa4 {KPP-KPP} Kf5 63. Kb5 Kxg5 {KPP-KP} 64. a4 Kf4 65. a5 g5 66. a6 h5 67. a7 Kg3 68. a8=Q g4 69. Qh1 h4 70. Kc4 h3 71. Kd3 Kf2 72. Ke4 {Accuracy: White = 41%, Black = 39%.} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.18"]
[White "Kung, Thomas"]
[Black "Wheeler, Cameron"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "2200"]
[BlackElo "2397"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,93,18,20,18,8,17,11,24,16,25,3,18,8,58,0,0,10,13,0,63,28,43,42,102,97,145,142,134,98,774,99,110,114,126,82,110,107,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,17,11,11,6,11,11,12,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. exd5 Qxd5 6. Bc4 Qd7 {C07: French Tarrasch: 3...c5, 4 Ngf3 and 4 exd5 Qxd5} 7. Nb3 Nc6 8. Nbxd4 Nxd4 9. Nxd4 {Bb5 is the strong threat.} a6 10. Bf4 b5 $146 ({Predecessor:} 10... Nf6 11. O-O b5 12. Bb3 Bb7 13. Re1 Be7 14. c3 {½-½ (85) Adams,M (2703)-McShane,L (2664) London 2018}) 11. Bb3 $36 {[%mdl 2048] Black is under pressure.} Bb7 12. Qd2 ({White should try} 12. Be5 $14) 12... Bxg2 13. Rg1 Bd5 14. O-O-O Bxb3 (14... Ne7 $11) 15. axb3 $14 Ne7 16. Qe2 Nd5 (16... Qd5 $14) 17. Be5 $16 f6 {[#]} 18. Bxf6 $1 {[%mdl 512]} Nxf6 ({Don't go for} 18... gxf6 $2 19. Nxe6 Bh6+ 20. f4 $18) 19. Nxe6 Qc8 $2 {[%mdl 8192]} (19... Qc6 $16) 20. Rd8+ $2 (20. Nd8+ $18 {and White stays clearly on top.} Be7 21. Rxg7) 20... Qxd8 21. Nxd8+ Kxd8 22. Qe6 {Black must now prevent Qb6+.} Kc7 23. Rg3 {[%mdl 1024] Strongly threatening Rc3+. White has strong compensation.} b4 24. Qc4+ Kb7 {The position is equal.} 25. Qf7+ $1 Kb6 $1 26. Re3 {Intending Re6+ and mate.} Rc8 27. Re6+ Rc6 28. Rxc6+ Kxc6 29. Qa7 Bc5 30. Qxa6+ Kc7 31. Qc4 Nd7 32. c3 Kd8 33. Qf7 g6 34. h4 Rf8 35. Qxh7 Bxf2 36. Qxg6 {And now Qg5+ would win.} Bxh4 37. Qe4 Bg5+ 38. Kc2 Rf2+ 39. Kb1 Rf4 40. Qd5 Bf6 41. Kc2 Ke7 42. Qc6 Be5 43. Kb1 Rf1+ 44. Kc2 Rf4 45. Kb1 Rh4 46. Qf3 Rf4 47. Qc6 {Accuracy: White = 66%, Black = 64%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.19"]
[White "Gutla, Aryan"]
[Black "Li, Ben"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1631"]
[BlackElo "2407"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,66,0,0,14,-10,17,-16,-13,-11,62,60,58,45,104,93,96,95,89,93,235,97,88,0,0,-61,60,62,46,0,0,0,0,-159,0,-139,-130,-190,-118,-335,-336,-318,-314,-364,-368,-410,-456,-706,-350]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O d6 5. c3 Nf6 6. d3 a6 7. Nbd2 Ba7 8. Bb3 h6 9. Nc4 O-O 10. Bc2 Be6 11. Ne3 Ne7 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} (11... d5 12. exd5 Nxd5 13. Nxd5 Bxd5 14. Be3 Qf6 15. Nd2 Nd4 16. Bb1 Qc6 17. cxd4 Bxg2 18. Qg4 Bxf1 19. Nxf1 Bxd4 20. Bxd4 exd4 21. Qxd4 {0-1 (40) Zufic,M (2461)-Malakhov,V (2715) Sibenik 2009}) 12. Nh4 c5 $146 ({Predecessor:} 12... Qd7 13. Qf3 Ng6 14. Nhf5 Bxe3 15. fxe3 Nh7 16. h4 Ne7 17. d4 g6 18. Ng3 Bg4 {½-½ (18) Der Manuelian,H (2262)-Krishnater,K (2305) Paracin 2018}) 13. f4 exf4 {The position is equal.} 14. Rxf4 Nc6 (14... Ng6 $1 $11 15. Nxg6 fxg6) 15. Nhf5 $14 Ne5 16. Qf1 Ng6 ({Better is} 16... Kh8 $14) 17. Nxh6+ $16 Kh7 18. Nhf5 Nxf4 19. Qxf4 {Black must now prevent Qg5.} Ne8 (19... Rh8 $16 {is a better defense.}) 20. Ng4 (20. Nd5 $18 {has better winning chances. White threatens Nde7 and mate.} Bxd5 21. exd5) 20... Rh8 21. h4 (21. Bd2 $16) 21... Kg8 $11 22. Nge3 (22. g3 $11) 22... b5 ({Black should try} 22... g6 $15 23. Nh6+ Kg7) 23. Bd2 $14 Bb8 24. d4 cxd4 $1 25. cxd4 Ba7 $1 26. Qg3 $2 (26. Rf1 $11) 26... Rc8 $2 ({Black should play} 26... Kf8 $17 {And now ...g6 would win.} 27. Bb3 Bxb3 28. axb3 g6) 27. Bd3 (27. Bb3 $11) 27... g6 $17 {Hoping for ...Kf8.} 28. Rf1 (28. Nc2 $17 Bxf5 29. exf5 Qxh4 30. Qxh4 Rxh4 31. Be3) 28... Ng7 (28... Kf8 $19 29. d5 Bxf5 30. exf5 Qxh4 31. Qxh4 Rxh4 32. fxg6 Rc7) 29. Nxd6 $2 {[#]} (29. Nxg7 $17 Kxg7 30. d5) 29... Rc6 $1 $19 {[%cal Rc6d6]} (29... Bxd4 30. Nxc8 Bxc8 31. Qg5 $15) 30. e5 Bxd4 31. Qf3 Rc7 ({Weaker is} 31... Bxe5 32. Qxc6 (32. Nxf7 $2 Bxf7 33. Qxf7+ Kh7 $19) 32... Bxd6 33. Ba5 $17) (31... Rxd6 $2 32. exd6 Qxd6 33. Be1 $19) 32. Ba5 Bxe5 33. Nxf7 {[#]} (33. Ne4 $142 Qxh4 34. Bxc7 Bxc7 35. Rd1) 33... Bxf7 {Accuracy: White = 33%, Black = 51%.} (33... Bh2+ $142 $1 {[%mdl 512]} 34. Kf2 (34. Kxh2 Qxh4+) 34... Qxh4+ 35. Ke2 Rxf7) 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.20"]
[White "Metpally, Jason"]
[Black "Li, Zhaozhi"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "2125"]
[BlackElo "2423"]
[Annotator "TA"]
[PlyCount "134"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,134,-18,-11,-48,-43,-45,-36,-77,-73,-70,-61,-59,-75,-68,-36,-69,-62,-72,-19,-73,-72,-79,-76,-77,-77,-124,-89,-133,-123,-121,-75,-87,-87,-74,-29,-66,-27,-56,-37,-55,-25,-45,-45,-148,-142,-130,-115,-133,-134,-250,-250,-196,-129,-124,-124,-125,-121,-114,-79,-99,-93,-91,-91,-95,-86,-98,-91,-128,-123,-120,-125,-136,-115,-132,-122,-129,-106,-187,-187,-187,-187,-187,-187,-187,-187,-186,-103,-111,-111,-111,-111,-111,-111,-111,-111,-125,-127,-136,-132,-124,-125,-181,-173,-181,-181,-181,-179,-171,-100,-111,-111,-118,-112,-113,-120,-116,-111,-114,-117,-29979,-29980]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Bb4+ 5. Nc3 O-O 6. Bg2 dxc4 7. O-O Nc6 {[%cal Bb8c6,Bc6a5,Ba5b3][%mdl 32]} 8. a3 Be7 9. e4 {E20: Nimzo-Indian: 4 g3 and 4 f3} a6 (9... Na5 10. Be3 c6 11. Qc2 b5 12. Rad1 Bb7 13. Ne5 Qc7 14. f4 Rad8 15. g4 a6 16. g5 Ne8 {0-1 (42) Salem,A (2672)-Movsesian,S (2629) chess.com INT 2019}) 10. Be3 b5 11. Qe2 {Black is slightly better.} Bb7 12. Rad1 Na5 13. d5 exd5 14. exd5 $146 ({Predecessor:} 14. e5 Ne8 15. e6 c6 16. exf7+ Rxf7 {0-1 (34) Hunger,H (2402)-Laurenc,P (2415) ICCF email 2014}) 14... Nb3 ({Stronger than} 14... Nxd5 15. Nxd5 Bxd5 16. Ne5 $16) 15. Nd4 Nxd4 16. Bxd4 {Hoping for d6!} Bd6 (16... Re8 $17 17. Qd2 Bf8) 17. Rfe1 (17. a4 $11 {remains equal.}) 17... Re8 $17 18. Qc2 Rxe1+ 19. Rxe1 Bf8 20. Re5 Nd7 21. Rh5 {[%csl Gh5][%cal Rc2h7]} g6 22. Rh4 Bc5 23. a4 Bxd4 (23... Be7 {keeps more tension.} 24. Re4 Nc5 25. Re1 Nd3 26. Re2 Bf6) 24. Rxd4 Qf6 25. Qd2 Nc5 {White must now prevent ...Nb3.} 26. Qe3 $1 Qb6 $36 {[%mdl 2048] Black has the initiative.} 27. d6 Bxg2 ({But not} 27... cxd6 $6 28. Bxb7 Nxb7 29. Nd5 $14) 28. Kxg2 {And now Nd5 would win.} Ne6 29. Rd2 (29. Qf3 $15 Rb8 30. Rd1) 29... Qxe3 30. fxe3 {[%mdl 4096] Endgame KRN-KRN} b4 31. Nd5 {[%mdl 64] Double Attack} cxd6 32. Nb6 (32. Nxb4 $17 {might work better.} Nc5 33. Rxd6) 32... c3 $19 33. bxc3 bxc3 (33... Rb8 $1 $19 {[%cal Rb8b6]} 34. a5 b3) 34. Rc2 $17 Rb8 35. a5 Nc5 36. Rxc3 Nb7 37. Rc6 Nxa5 38. Rxd6 Nb7 39. Rc6 Nd8 40. Rd6 Ne6 41. Nc4 Rc8 42. Ne5 Rc5 43. Nd7 Rc2+ 44. Kf3 Rxh2 45. Rxa6 Kg7 46. Ra5 (46. g4 $17 {is a better defense.}) 46... h6 $1 $19 47. g4 Ng5+ $1 48. Kg3 Rh3+ 49. Kf2 Ne4+ 50. Ke2 {[#]} Rg3 (50... Rh2+ $1 $19 51. Kf3 Nd2+ 52. Kg3 Re2) 51. Ra7 Ng5 52. Ra4 Rg2+ 53. Kf1 Rd2 54. Ne5 Kf6 55. Nc4 Rc2 56. Ra6+ Ne6 57. Nd6 Nc7 58. Ra5 (58. Ra3 $17 {was necessary.}) 58... Ke6 59. Ne4 Nd5 60. Ra3 Ke5 61. Nf2 {[#]} Nf6 ({Black should try} 61... Rc3 $1 $19 62. Rxc3 Nxc3) 62. Ra5+ Ke6 63. Ra4 Nd5 64. Re4+ Kf6 65. Kg2 Nb6 66. Kf3 Nc4 {...Nd2+ is the strong threat.} 67. Nh1 $2 {[%mdl 8192]} (67. Rf4+ $17 Kg7 68. Nd3) 67... Nd2+ {[%mdl 64] Double Attack. Accuracy: White = 50%, Black = 69%.} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.21"]
[White "Easton, Jack"]
[Black "Guo, Arthur"]
[Result "0-1"]
[ECO "E32"]
[WhiteElo "2182"]
[BlackElo "2295"]
[Annotator "RC"]
[PlyCount "60"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:03:27]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:01]} e6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:02]} Bb4 {[%emt 0:00:00]} 4. Qc2 {[%emt 0:00:01]} d6 {[%emt 0:00:16]} 5. Nf3 {[%emt 0:06:42]} Nbd7 {[%emt 0:00:41]} 6. g4 {[%emt 0:01:42]} d5 {[%emt 0:02:25]} 7. Bd2 {[%emt 0:02:07]} O-O {[%emt 0:02:55]} 8. g5 {[%emt 0:10:03]} Bxc3 {[%emt 0:00:13]} 9. Bxc3 {[%emt 0:00:03]} Ne4 {[%emt 0:00:08]} 10. h4 {[%emt 0:01:11]} b6 {[%emt 0:02:59]} 11. Bg2 {[%emt 0:06:43]} Ba6 {[%emt 0:06:23]} 12. cxd5 {[%emt 0:04:35]} exd5 {[%emt 0:00:24]} 13. Nd2 {[%emt 0:00:25]} Nxc3 {[%emt 0:07:15]} 14. Qxc3 {[%emt 0:00:01]} Re8 {[%emt 0:01:27]} 15. O-O-O {[%emt 0:03:03]} Bxe2 {[%emt 0:05:25]} 16. Rdg1 {[%emt 0:05:03]} c5 {[%emt 0:05:50]} 17. Kb1 {[%emt 0:00:45]} Rc8 {[%emt 0:06:26]} 18. h5 {[%emt 0:05:12]} Nf8 {[%emt 0:08:10]} 19. Bh3 {[%emt 0:03:46]} Ne6 {[%emt 0:03:07]} 20. g6 {[%emt 0:08:30]} fxg6 {[%emt 0:01:46]} 21. hxg6 {[%emt 0:00:01]} h6 {[%emt 0:00:28]} 22. dxc5 {[%emt 0:14:02]} bxc5 {[%emt 0:03:09]} 23. Re1 {[%emt 0:10:58]} d4 {[%emt 0:03:59]} 24. Qa3 {[%emt 0:01:28]} d3 {[%emt 0:01:22]} 25. Qxa7 {[%emt 0:00:10]} Rc7 {[%emt 0:04:36]} 26. Qa6 {[%emt 0:00:28]} Nd4 {[%emt 0:02:07]} 27. Qc4+ {[%emt 0:01:15]} Kh8 {[%emt 0:00:02]} 28. Bg2 {[%emt 0:04:40]} Qg5 {[%emt 0:01:55]} 29. Ne4 {[%emt 0:01:23]} Qxg2 {[%emt 0:00:51]} 30. Nxc5 {[%emt 0:03:07]} Qxg6 {[%emt 0:01:39]} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.22"]
[White "Logozar, Elijah"]
[Black "Kumar, Nikhil"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2058"]
[BlackElo "2297"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,58,0,0,0,12,10,25,17,11,13,11,4,15,0,29,42,37,35,62,56,64,53,53,54,60,57,72,0,6,0,0,0,0,0,0,0,0,0,0,0,21,21,21,21,22,0,0,0,0,0,0]} 1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. a3 Bxc5 (5... Nc6 6. Nf3 Bxc5 7. b4 Bb6 8. b5 Nb8 9. Bb2 a6 10. a4 Nh6 11. Be2 axb5 12. axb5 Rxa1 13. Bxa1 {1-0 (40) Grischuk,A (2771)-Navara,D (2739) Shamkir 2019}) 6. Nf3 {B12: Caro-Kann: Advance Variation} f6 7. b4 Be7 8. Bb2 {White has an edge.} a5 9. b5 Nd7 10. Bd3 Nh6 11. Qe2 fxe5 $146 ({Predecessor:} 11... O-O 12. O-O Nf7 13. exf6 Bxf6 {½-½ (47) Warakomska,A (2293)-Giacomini,H (2178) Hoogeveen 2018}) 12. Nxe5 Nxe5 13. Bxe5 Bf6 14. Nd2 Nf7 15. Bxf6 Qxf6 16. O-O O-O 17. Rae1 Bd7 18. Nf3 (18. c4 $16) 18... Rae8 $11 {aiming for ...e5.The position is equal.} 19. Ne5 Nxe5 20. Qxe5 Qxe5 21. Rxe5 Rf4 22. g3 Ra4 23. Ra1 Rc8 24. f4 g6 {White should prevent ...Rc3.} 25. c4 Rc5 26. Kf2 Kf7 27. Ke3 Ke7 28. h4 Kd6 29. h5 gxh5 {[%mdl 32768] Accuracy: White = 53%, Black = 70%. . Loss on time!?} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.23"]
[White "Yim, Sung Ho"]
[Black "Polavaram, Rithik"]
[Result "1/2-1/2"]
[ECO "E10"]
[WhiteElo "2258"]
[BlackElo "2062"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,90,24,29,26,22,29,71,86,210,199,203,184,152,133,121,93,160,156,164,152,376,367,451,181,270,208,206,95,125,115,137,89,103,-36,-33,-33,-33,-57,-56,-54,-43,-43,-43,-63,18,-16,-6,-33,-23,-118,-111,-154,-146,-154,-147,-172,-133,-148,-146,-163,-142,-175,-157,-169,-143,-212,-170,-254,-201,-220,-142,-212,-206,-185,-147,-146,-136,-141,0,-128,0,-155,-126]} 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5 5. e4 Nxe4 6. Bd3 {E10: Blumenfeld Gambit} Nf6 7. Nc3 (7. O-O Bb7 8. Nc3 Be7 9. Nxb5 exd5 10. cxd5 d6 11. Nh4 O-O 12. Nf5 a6 13. Nc3 {½-½ (44) Vitiugov,N (2724)-Kvon,A (2500) Helsingor 2017}) 7... b4 8. Ne4 $1 {White is better.} exd5 $146 (8... a5 $16) ({Predecessor:} 8... d6 9. Nxf6+ gxf6 10. dxe6 fxe6 11. Be4 d5 12. cxd5 Bb7 13. Ne5 fxe5 {1-0 (27) Pinho,P (2205)-Cano Sevila,I (1950) Caleta 2019}) 9. Nxf6+ $18 Qxf6 10. Bg5 $1 {[%cal Rg5f6]} Qb6 ({Don't play} 10... Qxb2 $6 11. O-O $14) 11. cxd5 {Qe2+ is the strong threat.} f6 12. Bh4 {[%mdl 1024] Strongly threatening Ne5! White has strong compensation.} Be7 {[#]} (12... Bd6 $142) 13. O-O $1 $16 {Threatens to win with Qe2.} d6 14. Nd2 g6 $2 (14... g5 $16) 15. Re1 $18 Kf7 16. Bg3 ({Not} 16. Qe2 Qd8 $18) (16. Rxe7+ $142 Kxe7 17. Qe2+ Kf7 18. Re1) 16... Qc7 (16... Qd8 {keeps fighting.} 17. Qe2 a5) 17. Nc4 Rd8 18. Qd2 (18. Qf3 $18) 18... Kg7 19. a3 bxa3 20. bxa3 Bf8 21. Bf4 (21. h4 $16) 21... Nd7 $1 $15 22. Bh6+ Kg8 23. Bxf8 Rxf8 24. Re7 {Intending Qh6 and mate.} Qd8 $1 {[%cal Rd8e7]} 25. Re3 Ne5 26. Rae1 Kf7 (26... Bf5 $15 27. Bf1 Qd7) 27. f4 ({Much weaker is} 27. Nxe5+ fxe5 28. f4 exf4 $17) 27... Nxc4 28. Bxc4 Bd7 29. Qe2 {[#]} (29. f5 $11 {keeps the balance.}) 29... Re8 $1 $17 30. Qf2 Rxe3 31. Rxe3 f5 32. Rh3 Kg8 33. Re3 Rb8 34. h3 Qf6 35. Re2 Kf8 36. Kh2 h5 37. Rd2 (37. a4 $17 {is a better defense.}) 37... Qc3 38. Bf1 (38. Rc2 $142 Qa1 39. Ra2) 38... Kf7 39. Rd3 Qf6 40. Qd2 (40. Qe1 $17 {was called for.}) 40... Qa1 $19 41. Rf3 {White wants to play Qa5.} Qb2 42. Qa5 {next Qc7 is good for White.} Qb6 43. Qd2 Qb2 44. Qa5 $1 {With the idea Qc7.} Qb6 45. Qd2 $1 Qb7 {Accuracy: White = 46%, Black = 55%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.24"]
[White "Green, Austen"]
[Black "Kumar, Naman"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2132"]
[BlackElo "2158"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,97,10,10,10,12,14,8,10,17,18,0,7,7,29,29,46,51,60,48,47,0,0,0,0,-51,-67,-67,-52,-91,-75,-85,-60,-68,-35,-65,-65,-67,-66,-96,-53,-91,-52,-62,-51,-54,-33,-70,-70,-64,-70,-158,-114,-179,-176,-211,-197,-210,-56,-56,-56,-56,-56,-57,-56,-56,-56,-56,-56,-56,-56,-56,-40,-42,-8,-12,-8,-8,-8,-8,-8,-8,-8,-8,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 bxc6 6. Bd3 Qh4 {[%csl Gc5][%cal Rh4f2] C45: Scotch Game} 7. Qe2 Nf6 8. Be3 Bxe3 9. Qxe3 O-O 10. Nd2 Re8 11. O-O d5 {[%cal Rd5e4]} 12. f3 Bd7 $146 ({Predecessor:} 12... dxe4 13. Nxe4 Bf5 14. g3 {1-0 (54) Indjic,A (2620)-Masrahi,A (1903) St Petersburg 2018}) 13. Rae1 Re7 14. Qf2 Qf4 15. e5 Rxe5 16. g3 Rg5 $1 17. Kh1 (17. Nb3 $11) 17... Qd6 $15 18. c4 {White wants to play c5.} d4 19. b4 Qxb4 20. Qxd4 Qd6 21. Qc3 Rd8 22. Ne4 Nxe4 23. Bxe4 Rh5 $40 {[%mdl 128] Black has some attack.} 24. f4 Bg4 25. Bg2 Qh6 26. h4 Qd6 27. Re3 Rh6 28. f5 Rf6 29. c5 Qd7 30. Qa5 (30. Rfe1 $15 h6 31. Re7) 30... Rxf5 31. Rfe1 (31. Rxf5 $17 {keeps fighting.} Bxf5 32. Kh2) 31... h6 $19 32. Re7 Qd3 33. Qxc7 Bf3 $2 ({Black should play} 33... Kh7 $1 $19 {And now ...Bf3 would win.} 34. R1e3 {[#]} Rf1+ $1 {[%mdl 512]} 35. Kh2 Qd2 $1 {[%mdl 512]} 36. Qxd8 Qxd8 37. Bxf1 Qd2+ 38. Kg1 Qxa2) 34. Qxd8+ $1 $15 {[%mdl 64] Remove Defender} Qxd8 35. Re8+ {[#]} Qxe8 $1 36. Rxe8+ {[%mdl 4096] Endgame KRB-KRB} Kh7 37. Ra8 Bxg2+ 38. Kxg2 Rxc5 {Threatens to win with ...Rc2+.} 39. Rxa7 {KR-KR} Kg6 40. a4 {[%cal Ba2a4,Ba4a5,Ba5a6,Ba6a7][%mdl 32]} Rc3 41. Rc7 h5 42. a5 {The position is equal.} f6 43. a6 c5 {[%cal Bc6c5,Bc5c4,Bc4c3][%mdl 32]} 44. a7 Ra3 45. Kf2 c4 46. Ke2 c3 47. Kd3 Kh6 48. Rf7 Kg6 49. Rc7 {Accuracy: White = 52%, Black = 52%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.01"]
[Round "6.25"]
[White "Yanayt, Eugene"]
[Black "Chen, Ryo"]
[Result "1-0"]
[ECO "B75"]
[WhiteElo "2240"]
[BlackElo "1957"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,103,62,22,29,34,29,27,47,37,27,23,97,98,117,91,108,81,153,153,153,153,153,146,177,141,257,258,285,159,249,235,322,325,337,317,371,366,334,54,42,51,137,85,81,14,14,14,14,14,14,14,10,14,17,0,56,59,115,122,139,147,269,274,330,320,381,368,992,975,891,877,1371,1356,5089,5089,2343,2296,29988,29984,29985,29986,29989,29987,29992,29993,29994,29995,29996,29997,29997,29998]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Bc4 Nbd7 {B75: Sicilian Dragon: Yugoslav Attack, Miscellaneous} 9. Qd2 b5 10. Bb3 Bb7 {White has an edge.} 11. Bh6 Bxh6 12. Qxh6 Qb6 (12... b4 $11 13. Nd5 (13. Qg7 Rf8 $11) 13... e5) (12... Rc8 13. O-O-O Rxc3 14. bxc3 Qc7 15. Kb2 Ne5 16. Rhe1 {1-0 (56) So,W (2808)-Javakhadze,Z (2468) chess.com INT 2017}) 13. O-O-O $36 {[%mdl 2048] White is in control.} Nc5 14. Rhe1 Qc7 $146 ({Predecessor:} 14... Nxb3+ 15. cxb3 Qc5 16. Kb1 {½-½ (56) Baglan,E (2225)-Gokerkan,C (2291) Gebze 2016}) 15. Bd5 Nxd5 ({Black should play} 15... Na4) 16. Nxd5 ({Much less strong is} 16. exd5 b4 $16) 16... Bxd5 17. exd5 O-O-O 18. Kb1 Na4 19. Re3 Qb7 (19... Rde8 $16 20. Rde1 Qc5) 20. Nc6 $18 Rde8 21. Qf4 (21. b3 $18 Nc5 22. Rc3) 21... e5 (21... e6 $16 22. Qxd6 Qc7 23. Qxc7+ (23. dxe6 Qxd6 24. Rxd6 Kc7 $16) 23... Kxc7) 22. Qb4 Qb6 23. Ra3 {And now Rxa4 would win.} Nc5 24. c4 Kc7 25. cxb5 Qxb5 26. Qxb5 $2 (26. Qd2 $18) 26... axb5 $14 27. Ra7+ Nb7 {[#]} (27... Kb6 $1 $14) 28. Na5 (28. Nb4 $142 $1) 28... Rb8 $16 {[#]} 29. Rc1+ ({White should try} 29. Nxb7 $1 $16 {Threatens to win with Na5+.} Rxb7 30. Rc1+ Kb6 31. Ra3) 29... Kb6 $11 {[%mdl 64] Double Attack} 30. Rxb7+ Rxb7 31. Nxb7 Kxb7 {[%mdl 4096] Endgame KR-KR} 32. Rc6 Rd8 33. a3 {[%cal Ba2a3,Ba3a4,Ba4a5,Ba5a6][%mdl 32]} f5 34. Ka2 g5 (34... Rc8 $11) 35. Kb3 $14 h5 (35... e4 $14) 36. Kb4 $16 g4 37. Kxb5 f4 (37... e4 $16) 38. a4 $18 e4 39. fxe4 h4 40. a5 Rf8 $2 (40... Rb8 41. Rxd6 Kc7+ 42. Kc5 Rxb2) 41. a6+ ({Weaker is} 41. Rxd6 f3 $16) 41... Ka8 42. Rc2 g3 43. hxg3 fxg3 44. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Rg8 45. Rc1 Ka7 46. Rh1 {White mates.} Rg4 47. Ka5 Rxe4 48. b5 Rd4 49. Rf1 Rxd5 50. Rf7+ Kb8 51. a7+ Ka8 52. Ka6 {Accuracy: White = 55%, Black = 19%.} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.1"]
[White "Xiong, Jeffery"]
[Black "Belous, Vladimir"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "2707"]
[BlackElo "2497"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,87,31,31,32,33,108,95,95,97,172,172,173,181,171,175,175,171,176,112,105,81,76,42,83,74,76,83,88,87,87,83,89,87,89,89,110,110,104,81,88,86,82,80,82,75,100,30,103,102,106,109,106,104,98,75,77,80,108,104,140,143,156,139,403,401,419,411,415,406,29993,29994,29994,29995]} 1. Nf3 c5 2. c3 Nf6 3. d4 cxd4 4. cxd4 d5 5. Nc3 Nc6 6. Bf4 a6 7. Rc1 Bf5 8. e3 e6 9. Qb3 Ra7 {D13: Slav Defence: Exchange variation without ...Bf5} (9... Nh5 10. Qxb7 Na5 11. Qc7 Nxf4 12. Qxd8+ Rxd8 13. exf4 Rb8 14. Bxa6 Bd6 15. Bb5+ Ke7 16. g3 Rhc8 17. a4 {½-½ (48) Kovalenko,I (2651)-Ramirez Alvarez,A (2574) Las Vegas 2019}) 10. Be2 Ne4 (10... Nd7 $14) 11. Nxe4 Bxe4 {White is better.} 12. Ne5 $146 {Rxc6 is the strong threat.} ({Predecessor:} 12. O-O Bxf3 13. Bxf3 f5 14. g4 fxg4 15. Bxg4 Kf7 16. e4 h5 17. Bxe6+ Kxe6 18. exd5+ Kf5 19. dxc6 Kxf4 20. Qg3+ Kf5 21. c7 {1-0 (21) Kulpruethanon,T (2210)-Ecot,L (1961) Bangkok 2015}) 12... Qa5+ (12... Bb4+ $16 13. Kf1 Nxe5 14. Qxb4 (14. Bxe5 Bd2 $14) 14... Nc6) 13. Kf1 $1 $18 Qb4 14. Qxb4 Bxb4 15. f3 Bg6 16. Nxc6 bxc6 17. Rxc6 (17. a3 $18 Bd2 18. Rxc6) 17... Kd7 $16 18. Rb6 Rc8 19. Bd1 Bc2 {next ...Ba5 is good for Black.} 20. Rxb4 Bxd1 21. Kf2 Rc2+ 22. Kg3 Be2 23. Rb8 Bd3 24. h4 h5 25. Rd1 Bb5 26. Be5 g6 27. Bf6 Kc6 28. Bd8 {Black must now prevent Rc8+.} Be2 29. Ra1 {aiming for Rc8+.} Bd3 30. Rb3 Bc4 31. Rb6+ Kd7 32. Rb8 $1 {Strongly threatening Bb6.} Kc6 33. b3 Bd3 34. Ba5 Rb7 35. Rf8 Kb5 36. Be1 Bf1 37. Kf4 Bxg2 38. a4+ {[%cal Ba2a4,Ba4a5][%mdl 32]} Kb6 39. Bb4 $1 Rf2 $2 {[%mdl 8192]} (39... e5+ $16 {keeps fighting.} 40. Kxe5 Re2) 40. Kg3 $18 Rf1 41. Be1 Bxf3 {[#]} 42. a5+ $1 ({Weaker is} 42. Ba5+ Kxa5 43. Rxf1 Bg4 $16) 42... Kb5 (42... Kc6 $18 43. Rc1+ Kd6) 43. Rc8 {[%csl Gd4][%cal Rc8c5]} Rxe1 {[#]} 44. Ra4 $1 {Accuracy: White = 88%, Black = 51%.} ({Not} 44. Rxe1 Be4 $16) 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.2"]
[White "Shtembuliak, Evgeny"]
[Black "Gabuzyan, Hovhannes"]
[Result "1/2-1/2"]
[ECO "A42"]
[WhiteElo "2548"]
[BlackElo "2613"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,121,55,51,32,39,41,64,31,34,34,40,41,42,36,39,31,41,37,40,21,36,35,26,27,29,0,26,0,0,0,0,0,0,0,27,14,44,43,92,72,58,70,69,85,51,0,0,0,0,0,0,0,29,34,90,91,122,25,102,18,24,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,32,1,1,1,1,0,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0]} 1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 e5 5. Nf3 Bg4 6. d5 Nd7 7. Be2 {A42: Modern Defence: Averbakh Variation} (7. h3 Bxf3 8. Qxf3 h5 9. Bd3 Kf8 10. O-O h4 11. Be3 Bh6 12. b4 Ndf6 13. c5 Bxe3 14. Qxe3 Nh5 {1-0 (47) Wang,Y (2718)-Ivanchuk,V (2710) Huaian 2016}) 7... Bxf3 8. Bxf3 h5 9. O-O {White is slightly better.} (9. b3 {feels hotter.} Bh6 10. Bb2 Bg5 11. Qc2 Kf8 12. Be2) 9... Bh6 10. Bxh6 Nxh6 11. b4 $146 ({Predecessor:} 11. Qd2 Kf8 12. g3 Kg7 13. Bg2 h4 14. Bh3 Nf6 {½-½ (35) Czebe,A (2481)-Szabo,Z (2351) Balatonlelle 2004}) 11... O-O 12. Rc1 Kg7 13. Re1 a5 14. a3 f5 15. Qd2 Nf6 16. c5 axb4 17. axb4 Rf7 18. Ra1 Rb8 19. exf5 Nxf5 20. Ne4 {Black should prevent Ng5.} Nxe4 21. Bxe4 Nd4 22. Ra3 Rf4 23. g3 Rf6 24. f4 Qf8 25. fxe5 dxe5 26. Qg5 Re8 27. Ra7 Rf5 28. Qe3 ({Better is} 28. Qd2 $14) 28... Rf3 $1 $11 {[%cal Rf3e3]} 29. Bxf3 Nxf3+ 30. Kg2 $1 Nxe1+ 31. Qxe1 {[%mdl 4096] Endgame KQR-KQR} Re7 32. Qe4 Qb8 (32... Qf6 $14) 33. Ra2 $16 b6 34. h4 (34. Ra6 $16) 34... Qc8 {[#]} (34... bxc5 $1 $11 35. Ra6 (35. bxc5 Qb5 $14) 35... Qe8) 35. cxb6 ({White should try} 35. Ra7 $1 $16 Qb8 36. Ra6) 35... cxb6 $11 36. d6 Qe6 $1 {[%cal Re6a2][%mdl 64] Double Attack} 37. Rd2 Rd7 38. Qc6 e4 $1 39. Qxb6 e3 $132 {[%mdl 2048] Black is fighting back} 40. Qd4+ Kh7 41. Re2 {next b5 is good for White.} Rxd6 42. Qxe3 Qxe3 43. Rxe3 {KR-KR} Rd2+ $1 44. Kf3 Rb2 45. Re7+ Kh6 46. Rb7 {Threatening b5.} Rb3+ 47. Kf4 {With the idea b5.} Rb1 48. b5 Rb4+ {The position is equal.} 49. Ke5 {[#] Black must now prevent Rb8.} Rb3 50. Kf4 {aiming for Rb8.} Rb4+ 51. Ke5 Rb3 52. b6 {Threatens to win with Kd6.} Rxg3 53. Rd7 {Hoping for b7.} Rb3 54. b7 g5 55. hxg5+ Kxg5 56. Kd5 Rb1 57. Kc4 {And now Rd5+ would win.} Rc1+ 58. Kb5 Rb1+ 59. Ka6 Ra1+ 60. Kb6 {Strongly threatening Rd5+.} Rb1+ 61. Kc7 {Accuracy: White = 55%, Black = 62%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.3"]
[White "Stukopin, Andrey"]
[Black "Wang, Justin"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "2564"]
[BlackElo "2449"]
[Annotator "TA"]
[PlyCount "160"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,160,42,41,38,47,43,31,29,19,20,28,35,14,45,52,59,65,62,0,35,15,43,0,157,135,151,141,156,153,147,166,169,177,167,164,202,192,231,209,231,237,237,237,237,237,237,237,237,232,230,231,227,222,240,204,216,222,219,177,222,232,222,234,231,208,230,228,196,139,139,139,189,191,159,101,133,139,146,127,127,110,110,12,12,3,6,16,13,0,45,0,10,0,0,-45,-45,-45,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. c3 d6 6. Nbd2 g5 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack} 7. h3 Bg7 (7... Nh5 8. g3 Nf6 9. Nf1 Bg7 10. Ne3 Ne7 11. Bb3 c6 12. h4 g4 13. Nh2 h5 14. f3 {1-0 (40) Dominguez Perez,L (2739)-Mamedyarov,S (2801) Saint Louis 2018}) 8. Bb3 O-O {White is slightly better.} 9. Nf1 d5 10. Ng3 Be6 11. Qe2 $146 ({Predecessor:} 11. Bc2 d4 12. O-O Nh7 13. Nf5 Bxf5 14. exf5 {0-1 (36) Crigan,G (1790)-Verbin,V (2007) Kishinev 2019}) 11... a6 12. h4 {Black must now prevent exd5.} g4 13. Nh2 Ne7 14. h5 (14. f3 $14) 14... Qd7 15. O-O Rae8 16. f3 (16. Be3 {keeps more tension.} Qc6 17. Rad1 Kh7 18. Bd2 Kg8 19. d4) 16... Kh8 $2 ({Black should try} 16... gxf3 $11 17. Qxf3 Kh7) 17. fxg4 $1 $16 Bxg4 18. Nxg4 Qxg4 19. Qxg4 Nxg4 20. exd5 Rd8 21. c4 c6 {[%cal Rc6d5]} 22. Bd2 cxd5 23. Bb4 Rd7 24. cxd5 Nf6 25. Nf5 Nxf5 26. Bxf8 ({Much less strong is} 26. Rxf5 $6 Rfd8) 26... Nd4 27. Bxg7+ Kxg7 28. Rae1 Nxb3 29. axb3 Rxd5 $18 {[%mdl 4096] Endgame [#] KRR-KRN} 30. Rf5 $1 Nd7 31. Re3 Rd6 32. Kf1 f6 33. Rf2 Nf8 34. Ref3 Nh7 35. Rc2 Rd7 36. Rc8 Ng5 37. Re3 Kf7 38. Ke1 Ne6 39. Kd2 (39. Rg3 $18) 39... Nf4 $16 40. g4 Nd5 41. Re4 Nf4 {[#]} 42. Rc3 (42. Kc2 $142 $1) 42... Nd5 43. Rcc4 Ne7 44. Kc3 Nc6 45. Rc5 Nd4 46. Kb4 (46. Re1 $16) 46... Nc6+ $1 $11 {[%mdl 64] Discovered Attack} 47. Kc4 Ke6 48. b4 Nd4 49. Kc3 Nb5+ 50. Kd2 Rg7 $1 51. Rec4 Nd6 52. Rc7 Nxc4+ 53. Rxc4 $15 {KR-KR} f5 54. gxf5+ {The position is equal.} Kxf5 55. Rc5 Re7 56. Ke3 Rd7 57. b5 Rd6 58. bxa6 bxa6 59. b4 Rb6 60. d4 Rxb4 61. Rxe5+ Kf6 62. Ra5 Rb5 63. Rxa6+ Kg7 64. Rg6+ Kh7 65. Ke4 {Hoping for d5.} Rxh5 66. Rg3 {aiming for d5.} Rg5 67. Rf3 Kg6 68. d5 Rg1 69. d6 {And now d7 would win.} Rd1 70. Ke5 h5 71. Rf4 Kg5 72. Rd4 Re1+ $1 73. Kd5 {Strongly threatening d7.} Re8 74. d7 Rd8 75. Ke6 h4 $1 76. Ke7 (76. Rd1 {feels hotter.} h3 77. Rh1 Kg4 78. Rc1 h2 79. Ke7) 76... Rxd7+ 77. Kxd7 h3 78. Rd2 Kg4 79. Rh2 Kg3 80. Rxh3+ Kxh3 {Accuracy: White = 56%, Black = 69%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.4"]
[White "Matsenko, Sergei"]
[Black "Hilby, Craig"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2521"]
[BlackElo "2396"]
[Annotator "TA"]
[PlyCount "118"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,118,22,11,14,0,3,7,0,-14,-8,-12,-3,-12,-11,-49,-8,-2,-14,-9,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,14,0,0,0,11,7,7,7,12,9,10,18,2,0,15,17,15,17,16,15,20,2,34,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bd2 Bg7 5. cxd5 Nxd5 6. e4 Nxc3 7. Bxc3 O-O 8. Qd2 Nc6 {[%cal Rc6d4] D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3} (8... c5 9. d5 Bxc3 10. bxc3 Qd6 11. f4 e6 12. Bc4 b5 13. Bxb5 exd5 14. Bc4 Bb7 15. Nf3 Rd8 16. Bxd5 Bxd5 17. Qxd5 Qxd5 18. exd5 Rxd5 {½-½ (29) Tomashevsky,E (2702)-Nepomniachtchi,I (2768) Satka 2018}) 9. d5 {[#] Black must now prevent Bxg7.} Ne5 10. Be2 c6 11. f4 Ng4 12. Bxg7 Kxg7 13. Bxg4 Bxg4 14. dxc6 Qc7 $146 ({Predecessor:} 14... bxc6 15. h3 Be6 16. Nf3 {½-½ (73) Socko,B (2577)-Lei,T (2483) Graz 2016}) 15. h3 Be6 16. Qc3+ Kg8 17. Ne2 Rac8 18. f5 gxf5 19. cxb7 Qxc3+ 20. bxc3 Rc7 21. Nd4 fxe4 22. Nxe6 fxe6 $11 {[%mdl 4096] Endgame KRR-KRR} 23. Rb1 Rb8 24. Kd2 Rbxb7 25. Rxb7 Rxb7 {KR-KR} 26. Rc1 Kf7 27. Ke3 e5 28. Rc2 Ke6 29. Kxe4 Rd7 30. Ke3 Rd1 31. c4 {[%cal Bc3c4,Bc4c5,Bc5c6][%mdl 32]} Re1+ 32. Kf2 Re4 33. c5 Kd7 34. c6+ Kc7 35. g4 Rf4+ 36. Kg3 Rf6 37. Rc5 Re6 38. Ra5 Kxc6 39. Rxa7 Kd5 40. Kf2 Ke4 {The position is equal.} 41. Ke2 Kf4 42. Ra4+ Kg3 43. Ra3+ Kf4 44. Rf3+ Ke4 45. Re3+ Kf4 46. Rf3+ Ke4 47. Rb3 Kf4 48. a4 Ra6 49. Ra3 Ra5 50. Kf2 e4 51. Ke2 e3 52. Rxe3 Rxa4 {[#] And now ...Ra2+ would win.} 53. Rxe7 Re4+ 54. Rxe4+ Kxe4 {KPP-KP} 55. Kf2 {Strongly threatening Kg3.} Kf4 56. Kg2 h5 57. gxh5 {White threatens h6 and mate.} Kg5 58. h4+ Kxh5 59. Kh2 Kxh4 {Accuracy: White = 82%, Black = 83%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.5"]
[White "Dragun, Kamil"]
[Black "Drozdowski, Kacper"]
[Result "1-0"]
[ECO "D20"]
[WhiteElo "2586"]
[BlackElo "2484"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,79,16,14,13,27,6,4,9,57,31,41,0,0,0,41,37,40,24,33,40,39,32,31,27,29,38,70,99,99,99,100,76,69,92,87,68,75,46,238,111,195,69,107,87,193,189,236,224,241,245,529,518,529,525,764,741,7776,954,6605,6119,5724,5202,1598,954]} 1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. e5 Nd5 5. Bxc4 Nb6 6. Bd3 Nc6 7. Be3 Nb4 8. Be4 f5 9. exf6 exf6 10. Nc3 {White wants to play a3. D20: Queen's Gambit Accepted: 3 e3 and 3 e4} f5 11. Bb1 (11. Bf3 N4d5 12. Bd2 Be6 13. Nh3 Be7 14. O-O O-O 15. Re1 Bf7 16. Nf4 Bf6 17. Ne6 Bxe6 18. Rxe6 {½-½ (30) Grandelius,N (2646)-Van Kampen,R (2640) Reading 2017}) 11... N4d5 12. Nf3 {The position is equal.} Bd6 13. O-O {Black must now prevent Bg5.} O-O 14. a4 Nxe3 15. fxe3 Qe7 $146 ({Predecessor:} 15... a5 16. e4 c6 17. Ne5 Qe7 18. exf5 Bxe5 19. dxe5 Qxe5 {1-0 (36) Dragun,K (2530)-Izzat,K (2385) Al Ain 2013}) 16. e4 fxe4 17. Bxe4 {And now a5 would win.} Bf5 18. Qb3+ Kh8 $1 19. Bxf5 Rxf5 20. a5 Qe3+ $1 21. Kh1 Nd7 22. Qxb7 Raf8 {[#]} 23. Ne4 $1 $36 {[%cal Re4d6][%mdl 2048] White is really pushing.} ({Weaker is} 23. Qxa7 Qh6 $17) 23... Nf6 24. Rae1 Qh6 25. Nxd6 cxd6 26. Qe7 Nd5 $1 {[%cal Rd5e7]} 27. Qe4 {Strongly threatening Qxf5!} ({Much weaker is} 27. Qxa7 Ne3 $11) 27... Nc7 $2 {[#]} (27... g6 $14) 28. b4 (28. Qb7 $1 $18 {[%cal Rb7c7]} R5f7 29. Qxa7) 28... Qf6 (28... R5f7 $16 {was necessary.}) 29. Qe7 (29. Qb7 $18 Nd5 30. Qxa7) 29... Qxe7 30. Rxe7 Nb5 (30... R8f7 $16 31. Rxf7 Rxf7) 31. Rfe1 $18 g5 32. h3 h5 33. R1e6 {Rh6+ is the strong threat.} Rc8 $2 (33... R8f7 {is a better defense.} 34. Rxf7 Rxf7 35. Nxg5 Rf1+ 36. Kh2 Kg7 37. Re7+ Kg6) 34. Rh6+ {White is clearly winning.} Kg8 35. Rxh5 Rc4 36. Rhh7 Rxb4 37. Reg7+ Kf8 {[#]} 38. Rb7 $1 {[%cal Rh7h8]} Kg8 39. Rhg7+ Kf8 40. Nxg5 {Accuracy: White = 55%, Black = 39%.} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.6"]
[White "Reshef, Omer"]
[Black "Preotu, Razvan"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "2467"]
[BlackElo "2494"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,114,19,30,18,54,30,53,47,60,46,66,59,63,37,35,27,48,11,14,2,7,25,66,60,52,56,127,87,115,64,72,25,64,58,89,0,12,0,0,0,0,0,0,0,1,-17,0,0,18,33,29,29,29,29,43,21,19,19,9,4,6,0,0,0,30,0,9,9,8,0,0,-8,-8,-8,-8,-8,0,0,0,-8,-8,-8,-8,-8,-8,-8,-8,-619,-597,-29959,-29961,-29960,-29961,-29975,-29976,-29975,-29972]} 1. Nf3 c5 2. c4 Nc6 3. Nc3 e5 4. g3 g6 5. Bg2 Bg7 6. O-O Nge7 7. a3 O-O 8. b4 d6 9. Rb1 Rb8 10. d3 h6 11. Ne1 $146 {A37: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3} (11. Nd2 b6 12. Qa4 Bd7 13. b5 Na5 14. Qc2 f5 15. Bb2 Kh7 16. e3 Qe8 17. Rbe1 Nb7 18. f4 Nd8 {1-0 (40) Bocharov,D (2583)-Tregubov,P (2575) Riadh 2017}) 11... Be6 12. Nc2 cxb4 13. axb4 {White is slightly better.} d5 14. b5 Nd4 15. Ne3 {[%cal Rc4d5]} dxc4 16. dxc4 Qd7 17. Ned5 $36 {[%mdl 2048] White has the initiative.} Rfc8 18. b6 Nxd5 19. Nxd5 a6 20. Qd3 Bf5 21. e4 Be6 22. Be3 Re8 ({Better is} 22... a5 $14) 23. f4 Bxd5 24. cxd5 (24. exd5 $16 {Black must now prevent fxe5.} Nf5 25. Bh3) 24... Nb5 $1 $14 25. fxe5 Rxe5 26. Bf4 {[%mdl 64] Skewer} Qd6 {[#]} 27. Bxe5 ({White should try} 27. Qe3 $1 $16) 27... Qxb6+ $11 28. Qd4 (28. Kh1 {feels hotter.} Bxe5 29. Qf3 Rf8 30. Bh3 Qd8 31. Rfc1) 28... Qxd4+ 29. Bxd4 Bxd4+ 30. Kh1 Nd6 31. Rfc1 Be5 32. Rc7 b5 33. Re7 Bf6 34. Ra7 b4 35. Rxa6 Be5 36. Rb3 Nc4 37. d6 Nxd6 38. Rc6 Kf8 39. Rc5 f6 40. Rc1 Ke7 41. Rc7+ Kd8 42. Rc1 {Strongly threatening Rcb1.} (42. Rh7 {is more complex.} Rb6 43. Rxh6 Nb7 44. Rxg6 Nc5 45. Rb1) 42... Rb5 43. Bf1 Rb7 44. Bd3 (44. Rc6 {keeps more tension.} Kd7 45. Ra6 Nxe4 46. Bh3+ Kd8 47. Bg2) 44... Bc3 45. Rcxc3 bxc3 46. Rxc3 {[%mdl 4096] Endgame KRB-KRN} Nf7 47. Bc4 Ne5 {Hoping for ...Rc7.} 48. Bd5 Rb2 49. h3 Kd7 50. Ra3 Kd6 51. Ra6+ Kc5 52. Rxf6 Kd4 53. Bf7 $2 {[%mdl 8192] [#]} (53. h4 $11) 53... Ke3 $1 $19 {( -> ...Nf3)} 54. Bxg6 {White wants to play Bh5.} Nf3 {Black mates.} 55. Rxf3+ Kxf3 56. e5 Kxg3 57. Kg1 Re2 {Accuracy: White = 49%, Black = 56%.} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.7"]
[White "Beradze, Irakli"]
[Black "Javakhadze, Zurab"]
[Result "1/2-1/2"]
[ECO "B76"]
[WhiteElo "2493"]
[BlackElo "2441"]
[Annotator "TA"]
[PlyCount "35"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 34,35,16,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 O-O 9. O-O-O d5 10. exd5 Nxd5 11. Nxc6 bxc6 12. Nxd5 cxd5 13. Qxd5 Qc7 14. Qc5 Qb7 {[#]} 15. Qa3 $146 ({Predecessor:} 15. b3 Bf5 16. Bd3 Rac8 17. Qa5 Rc3 18. Bxf5 Rxe3 19. Be4 Qc8 20. g4 Qb8 21. Kb1 Qf4 22. Rd8 Bc3 23. Rxf8+ Kxf8 24. Qxa7 Re2 25. a3 Qxh2 26. Rd1 {½-½ (26) Kribben,M (2652)-Lecroq,M (2609) ICCF email 2011}) 15... Qc7 16. Qc5 Qb7 17. Qa3 Qc7 18. Qc5 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.8"]
[White "Stremavicius, Titas"]
[Black "Nguyen, Emily"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "2498"]
[BlackElo "2183"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,59,12,2,0,0,10,0,-8,-10,-5,-37,0,0,0,0,0,0,0,-49,-25,-31,0,-13,18,16,26,0,28,0,54,2,4,19,79,73,166,177,171,145,147,160,239,250,296,290,286,272,289,281,265,267]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 Bxc3 6. bxc3 d6 {A28: English Opening: Four Knights Variation} (6... O-O 7. d3 d6 8. Be2 h6 9. O-O b6 10. e4 Nh7 11. Ne1 f5 12. exf5 Bxf5 13. f4 Qd7 14. Nf3 Rae8 15. fxe5 dxe5 {½-½ (31) Ganguly,S (2615)-Wojtaszek,R (2749) Germany 2019}) 7. e4 O-O 8. g3 a6 {The position is equal.} 9. Rb1 Rb8 10. Nh4 $146 ({Predecessor:} 10. Bg2 Be6 11. d3 h6 12. a4 b6 13. O-O Na5 14. Nh4 {1-0 (46) Lunek,F (2282)-Schenning,A (2007) ICCF email 2016}) 10... Ne7 11. d3 Be6 12. Bg2 b5 13. cxb5 axb5 14. f4 exf4 15. gxf4 Bg4 16. h3 Bh5 17. O-O Nd7 18. f5 c5 19. Qf2 Nc6 20. f6 ({White should play} 20. d4 $14) 20... Qxf6 $11 21. Qg3 Qe6 (21... Qd8 $11 {keeps the balance.}) 22. Bf4 $16 Nde5 (22... Rb6 $16 {keeps fighting.}) 23. Nf5 $18 {[%csl Gf5][%cal Rg3g7] [#]} Qg6 24. d4 cxd4 25. cxd4 $40 {[%mdl 128] Black is in trouble.} Be2 (25... Qxg3 $16 {might work better.} 26. Nxg3 Nxd4) 26. Rf2 ({Resist} 26. dxe5 $6 Qxg3 27. Bxg3 Bxf1) 26... Bd3 27. Rd1 {White has a decisive advantage.} ({Not} 27. Bxe5 Bxb1 28. Bxd6 Qxg3 $11) 27... Qxg3 28. Bxg3 Nxd4 29. Nxd4 Bc4 30. Nf5 {Accuracy: White = 59%, Black = 46%.} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.9"]
[White "Sorokin, Aleksey"]
[Black "Arribas Lopez, Angel"]
[Result "1/2-1/2"]
[ECO "E99"]
[WhiteElo "2514"]
[BlackElo "2440"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 29,58,64,61,39,50,28,39,39,39,16,10,0,6,0,100,31,56,52,58,64,83,64,59,44,69,50,49,0,65,0,48]} 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. Nf3 Nf6 5. e4 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. Nd3 Ng6 14. c5 Nf6 15. Rc1 Rf7 16. Kh1 {E99: King's Indian: Classical Main Line: 9 Ne1 Nd7 10 f3 f5} Bf8 17. b4 Rg7 18. Rg1 {White is slightly better.} h5 19. g3 fxg3 $1 20. Rxg3 g4 $1 21. Qd2 {[#]} h4 $146 (21... a5 $1 $11) ({Predecessor:} 21... a5 22. a3 axb4 23. axb4 c6 24. dxc6 bxc6 25. cxd6 Qxd6 {½-½ (41) Lenderman,A (2599)-Nakamura,H (2787) Saint Louis 2018}) 22. Rg2 (22. Rgg1 $16) 22... Nh5 {[#] Hoping for ...g3!} 23. fxg4 Ngf4 24. Rgg1 $36 {[%mdl 2048] White is pushing.} Nxd3 25. Bxd3 Nf4 $1 26. g5 {aiming for Be3.} Nh3 27. Rg2 {[#] Threatens to win with Be3.} Nf4 28. Rgg1 Nh3 $1 29. Rg2 {And now Be3 would win.} Nf4 {Accuracy: White = 24%, Black = 69%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.10"]
[White "Hong, Andrew"]
[Black "Berczes, David"]
[Result "0-1"]
[ECO "C13"]
[WhiteElo "2440"]
[BlackElo "2488"]
[Annotator "RC"]
[PlyCount "124"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:00]} e6 {[%emt 0:00:11]} 2. d4 {[%emt 0:00:16]} d5 {[%emt 0:00:04]} 3. Nc3 {[%emt 0:00:25]} Nf6 {[%emt 0:00:05]} 4. Bg5 {[%emt 0:00:22]} dxe4 {[%emt 0:00:07]} 5. Nxe4 {[%emt 0:00:14]} Be7 {[%emt 0:00:04]} 6. Bxf6 {[%emt 0:00:23]} gxf6 {[%emt 0:00:06]} 7. Qd2 {[%emt 0:00:56]} b6 {[%emt 0:00:37]} 8. O-O-O {[%emt 0:00:37]} Bb7 {[%emt 0:00:09]} 9. Nc3 {[%emt 0:00:16]} c6 {[%emt 0:00:26]} 10. Kb1 {[%emt 0:00:50]} Nd7 {[%emt 0:00:25]} 11. Qh6 {[%emt 0:00:40]} Qc7 {[%emt 0:01:59]} 12. Be2 {[%emt 0:00:40]} O-O-O {[%emt 0:06:33]} 13. Bh5 {[%emt 0:00:21]} Rdf8 {[%emt 0:01:47]} 14. Nf3 {[%emt 0:00:21]} Rhg8 {[%emt 0:07:09]} 15. g3 {[%emt 0:04:32]} b5 {[%emt 0:09:11]} 16. Rhe1 {[%emt 0:18:39]} b4 {[%emt 0:35:28]} 17. Ne4 {[%emt 0:29:52]} Qa5 {[%emt 0:01:22]} 18. g4 {[%emt 0:08:42]} Ba6 {[%emt 0:21:35]} 19. Qxh7 {[%emt 0:10:21]} Rh8 {[%emt 0:01:51]} 20. Qg7 {[%emt 0:00:16]} Rhg8 {[%emt 0:01:15]} 21. Qh7 {[%emt 0:03:40]} Rh8 {[%emt 0:00:07]} 22. Qg7 {[%emt 0:00:05]} Rhg8 {[%emt 0:00:04]} 23. Qh6 {[%emt 0:03:31]} Bc4 {[%emt 0:00:42]} 24. b3 {[%emt 0:00:22]} Bd5 {[%emt 0:00:04]} 25. Nfd2 {[%emt 0:04:20]} f5 {[%emt 0:06:22]} 26. gxf5 {[%emt 0:03:01]} Rh8 {[%emt 0:00:22]} 27. Qf4 {[%emt 0:06:14]} Rxh5 {[%emt 0:00:09]} 28. f6 {[%emt 0:00:03]} Bd8 {[%emt 0:03:45]} 29. Nd6+ {[%emt 0:00:52]} Kb8 {[%emt 0:00:01]} 30. Nxf7+ {[%emt 0:00:47]} Qc7 {[%emt 0:00:52]} 31. Ne5 {[%emt 0:00:30]} Nxf6 {[%emt 0:01:28]} 32. Rg1 {[%emt 0:00:48]} Ka8 {[%emt 0:00:34]} 33. Rg6 {[%emt 0:00:56]} Nd7 {[%emt 0:00:46]} 34. Qg4 {[%emt 0:00:24]} Nxe5 {[%emt 0:00:48]} 35. dxe5 {[%emt 0:00:13]} Rxe5 {[%emt 0:00:29]} 36. Qxb4 {[%emt 0:01:05]} c5 {[%emt 0:00:18]} 37. Qb5 {[%emt 0:01:02]} Bc6 {[%emt 0:00:44]} 38. Qf1 {[%emt 0:00:56]} Ref5 {[%emt 0:00:29]} 39. Rxe6 {[%emt 0:00:23]} Rxf2 {[%emt 0:00:18]} 40. Qe1 {[%emt 0:01:01]} Bd5 {[%emt 0:00:42]} 41. Re5 {[%emt 0:00:28]} Bb7 {[%emt 0:00:27]} 42. Ne4 {[%emt 0:01:03]} Qxe5 {[%emt 0:00:31]} 43. Qxf2 {[%emt 0:00:10]} Rxf2 {[%emt 0:00:32]} 44. Rxd8+ {[%emt 0:00:05]} Bc8 {[%emt 0:00:01]} 45. Nxf2 {[%emt 0:00:24]} Qe1+ {[%emt 0:01:00]} 46. Kb2 {[%emt 0:00:56]} Qe5+ {[%emt 0:00:02]} 47. Kb1 {[%emt 0:00:22]} Qc7 {[%emt 0:00:08]} 48. Rf8 {[%emt 0:01:01]} Kb7 {[%emt 0:01:18]} 49. Ne4 {[%emt 0:00:26]} Qe5 {[%emt 0:00:14]} 50. Re8 {[%emt 0:00:23]} Qd4 {[%emt 0:00:10]} 51. Ng3 {[%emt 0:00:42]} c4 {[%emt 0:00:52]} 52. Re4 {[%emt 0:00:31]} Qg1+ {[%emt 0:00:27]} 53. Kb2 {[%emt 0:00:01]} Qxh2 {[%emt 0:00:25]} 54. Re3 {[%emt 0:00:07]} Qh8+ {[%emt 0:00:45]} 55. Rc3 {[%emt 0:00:35]} Kc6 {[%emt 0:00:39]} 56. Nf1 {[%emt 0:00:51]} Be6 {[%emt 0:00:22]} 57. Ne3 {[%emt 0:00:56]} Qd4 {[%emt 0:00:17]} 58. bxc4 {[%emt 0:00:32]} a5 {[%emt 0:00:23]} 59. Nd5 {[%emt 0:00:29]} Bxd5 {[%emt 0:00:28]} 60. cxd5+ {[%emt 0:00:02]} Kxd5 {[%emt 0:00:36]} 61. a4 {[%emt 0:00:12]} Ke4 {[%emt 0:00:43]} 62. Kb3 {[%emt 0:00:25]} Qb4+ {[%emt 0:01:12] Kb2} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.11"]
[White "Li, Ben"]
[Black "Popilski, Gil"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "2407"]
[BlackElo "2468"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,52,8,14,15,40,33,37,52,45,-99,-90,-170,-185,-217,-218,-215,-195,-196,-214,-196,-210,-375,-358,-966,-924,-1120,-1025,-1909,-1970,-2951,-2896,-2631,-2582,-2319,-2299,-29987,-29988,-29991,-29992,-29992,-29992,-29994,-29995,-29998,-29990]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Na4 {[#]} e5 $1 {[%mdl 512]} 6. dxe5 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3} Bf5 7. Nf3 Nc6 {And now ...Ndb4 would win.} 8. a3 {White is slightly better.} Qd7 9. b4 $146 {[#]} (9. e3 $14 {keeps the upper hand.}) ({Predecessor:} 9. e3 O-O-O 10. Bd2 Qe7 11. Be2 Nxe5 12. O-O Nxf3+ 13. Bxf3 Qe6 {½-½ (24) Lysyj,I (2629)-Dominguez Perez,L (2719) Khanty-Mansiysk 2011}) 9... O-O-O $1 $40 {[%mdl 128] Hoping for ...Ndxb4. White is in trouble.} 10. Bb2 {[#]} (10. Ra2 $17 {is a better defense.}) 10... Ncxb4 $1 $19 {[%mdl 512]} 11. Nd4 (11. axb4 Bxb4+) 11... Nf4 {White must now prevent ...Ne6.} 12. Rc1 Qd5 {[%mdl 64] Double Attack} 13. f3 Qxe5 14. Kf2 Bh6 {( -> ...Nfd3+!)} ({But not} 14... Nbd3+ 15. exd3 Rxd4 16. Rc4 $15) 15. Nxf5 $2 (15. e4 {is the only way for White.} Nfd3+ {[%mdl 64] Discovered Attack} 16. Bxd3 Bxc1 17. Nc6 Nxd3+ {[#]} 18. Qxd3 $1 {[%mdl 512]} Bxb2 19. Nxe5 Rxd3 20. Nxd3 Bd4+ 21. Kg3) 15... Qxf5 16. Qb3 $2 {[#]} (16. Rc5 Qe6 17. Re5 Rxd1 18. Rxe6 Nxe6 19. Bxh8) 16... Rd2 $1 {[%mdl 512]} 17. g4 Nbd3+ {[%mdl 64] Double Attack} 18. Kg3 Nxe2+ 19. Bxe2 Qf4+ 20. Kh3 Nf2+ {[%mdl 64] Double Attack} 21. Kg2 Rxe2 22. Rc2 Rhe8 {Black mates.} 23. Rxe2 Rxe2 24. Kf1 {[#]} Nxh1 {Played: Re2-e3} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.12"]
[White "Bajarani, Ulvi"]
[Black "Mishra, Abhimanyu"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "2501"]
[BlackElo "2377"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,112,36,27,21,31,0,22,-2,5,-21,-21,-27,-22,-37,-7,-16,-25,-16,3,-33,12,11,10,10,30,26,22,25,29,10,43,0,8,-2,-2,-2,-3,-6,-4,-19,-5,-8,0,0,5,5,6,5,7,8,25,25,25,25,42,25,26,26,47,47,47,47,47,47,47,47,47,47,54,54,54,54,54,49,49,14,14,14,18,18,67,67,67,67,67,67,68,68,72,69,94,94,94,94,135,69,67,73,60,55,81,0,0,0,0]} 1. e4 c5 2. Nc3 Nc6 3. Nge2 e6 4. g3 a6 5. Bg2 Nf6 6. O-O {B23: Closed Sicilian: Lines without g3} Qc7 (6... b5 7. d3 Bb7 8. Be3 Be7 9. h3 O-O 10. g4 d5 11. exd5 Nxd5 12. Nxd5 exd5 13. d4 cxd4 14. Nxd4 {½-½ (40) McShane,L (2706)-Caruana,F (2770) Moscow 2012}) 7. f4 d6 8. Kh1 Be7 $146 ({Predecessor:} 8... b5 9. a3 Rb8 10. d4 cxd4 11. Nxd4 Nxd4 12. Qxd4 Bb7 {1-0 (59) Volkov,P (2044)-Kozlov,P (1880) Novosibirsk 2007}) 9. Ng1 b5 10. d3 Bb7 11. f5 Nd4 12. Nce2 Nxe2 13. Qxe2 O-O 14. a4 Bc6 15. axb5 axb5 16. Rxa8 Bxa8 17. fxe6 fxe6 18. Nf3 {Strongly threatening Ng5.} Bc6 19. Bd2 b4 20. b3 e5 21. Bg5 Bd7 22. Nd2 Be6 23. Nc4 Ne8 24. Bd2 Rxf1+ 25. Qxf1 Bf8 26. Bh3 Qf7 (26... Bf7 {is interesting.} 27. Qf5 g6 28. Qd7 Qxd7 29. Bxd7 Nc7) 27. Bxe6 Qxe6 28. Kg2 Be7 29. h3 g6 30. Qa1 Bf8 31. Qa8 Kg7 32. Qb7+ Qe7 33. Qc6 h6 34. c3 bxc3 35. Bxc3 Kf7 36. b4 cxb4 $1 37. Bxb4 Qe6 38. Ba3 Be7 39. Qb7 Kg8 40. Bc1 (40. Qb8 {feels hotter.} Bf8 41. Qd8 h5 42. Qa8 Qf7 43. Qc8) 40... Bg5 41. Bxg5 hxg5 42. g4 Kh8 43. Kf3 Kg8 44. Ke2 Qf7 45. Qc8 {And now Nxd6 would win.} Qe7 46. Nxd6 {[%mdl 64] [#] Deflection} Qxd6 47. Qxe8+ $14 {[%mdl 4096] Endgame KQ-KQ} Kg7 48. Qb5 Qd4 49. Kd2 Qf2+ 50. Kc3 Qd4+ 51. Kb3 Kf6 52. Qd5 (52. Qc6+ $16 Kg7 53. Qd5 Qb6+ 54. Kc4) 52... Qe3 53. Qd6+ Kf7 54. Qd7+ Kf6 55. Kc4 (55. Qd8+ $16 Kf7 56. Qd5+ Kf6 57. Qd6+ Kf7 58. Qxe5) 55... Qc1+ $11 56. Kb5 {[#] Threatens to win with Qc6+.} Qc5+ 57. Kxc5 {Accuracy: White = 52%, Black = 59%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.13"]
[White "Guo, Arthur"]
[Black "Grinberg, Eyal"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2295"]
[BlackElo "2486"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,117,-2,0,0,26,25,29,33,19,17,49,45,50,53,71,32,35,31,81,81,93,68,93,60,61,27,54,32,35,42,41,27,81,79,79,73,112,53,53,10,61,41,45,48,72,12,10,0,0,0,0,6,73,64,55,10,10,10,10,10,10,10,10,10,73,2,73,0,33,0,73,73,73,73,73,60,73,73,73,73,150,150,150,0,128,0,150,10,294,246,221,236,297,160,451,413,781,665,29963,29967,6283,6269,5185,831]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nf3 Be7 8. Bg5 Nbd7 9. a4 {B92: Sicilian Najdorf: 6 Be2} O-O 10. Nd2 Nc5 11. Bxf6 {White has an edge.} Bxf6 12. Nc4 Be7 13. a5 {[#]} Be6 $146 ({Predecessor:} 13... Rb8 14. Nb6 Nd7 15. Ncd5 Nxb6 16. Nxb6 Be6 {1-0 (52) Vachier Lagrave,M (2791)-Nepomniachtchi,I (2742) Saint Louis 2017}) 14. Nb6 Rb8 15. O-O Nd7 16. Ncd5 {[%cal Bc3d5,Bd5e3,Be3c4][%mdl 32]} Bg5 17. Bc4 Kh8 18. Nxd7 Qxd7 19. Ra3 Bd8 20. Ne3 Rc8 21. Bxe6 fxe6 22. Rd3 Rc6 23. b3 Qe7 (23... Bxa5 $11 24. Nc4 {[%mdl 64] Double Attack} Qc7) 24. Nc4 Bc7 25. Qd2 h6 26. f3 (26. Qb4 $16 Rc5 27. Qxb7) 26... Bb8 $14 27. Rd1 {[%cal Rc4d6]} Rfc8 (27... d5 $11 28. exd5 exd5 29. Rxd5 e4) 28. h3 Kh7 29. Kh1 (29. Nxd6 Bxd6 30. Rxd6 Rxc2 $15) 29... Rc5 30. Qf2 (30. Nb6 $16) 30... Bc7 $11 31. Nxd6 Bxd6 32. Rxd6 {aiming for Rd7.} Rxc2 33. Qg3 {And now Rd7 would win.} Qf6 (33... Rc1 $1 $11 34. Kh2 (34. Qxe5 R8c5 $11) 34... Rxd1 35. Rxd1 Rc5) 34. Rb6 R8c7 35. Qg4 R2c6 36. Rxc6 Rxc6 {[%mdl 4096] Endgame KQR-KQR} 37. Rd7 b6 38. axb6 Rxb6 39. Ra7 Qf8 (39... Qg6 $11) 40. Qg3 (40. h4 $16) 40... Qf6 (40... Rxb3 $11 {remains equal.} 41. Rxa6 (41. Qxe5 Rxf3 42. Kh2 Qf4+ 43. Qxf4 Rxf4 $17) 41... Qf7) 41. Qg4 (41. h4 $16) 41... Rc6 42. Qg3 h5 {[#]} (42... Rb6 $11) 43. h4 $1 $16 Rb6 44. Kh2 Kh6 45. Ra8 {[%cal Ra8h8]} g6 46. Qf2 Rxb3 47. Qd2+ Kg7 (47... Qf4+ $142 48. Qxf4+ exf4) 48. Ra7+ {[%mdl 1024] White has strong compensation.} Kg8 49. Ra8+ Kg7 $1 50. Ra7+ Kg8 {[#]} 51. Kh3 (51. Kg3 $1 $16) 51... Qf8 $2 {[%mdl 8192]} (51... Rb1 $1 $11 52. Kg3 (52. Ra8+ Kg7 $14) 52... Rh1) 52. Rxa6 ({Not} 52. Qd7 Rxf3+ 53. g3 (53. gxf3 Qxf3+ {[%mdl 64] Double Attack} 54. Kh2 Qf2+ 55. Kh1 Qe1+ 56. Kg2 Qe2+ 57. Kh3 Qf3+ 58. Kh2 Qf2+ 59. Kh1 Qf1+ 60. Kh2 Qf2+ $11) 53... Rf7 $11) 52... Rb7 53. Qg5 Rg7 54. Qxe5 ({White should try} 54. Rb6 $18) 54... Kh7 $2 (54... Re7 $16 55. f4 Qf7) 55. Rxe6 $18 Qb4 (55... Rf7 $142 56. Kg3 Qh6) 56. Kh2 Qd2 57. Re7 Rxe7 58. Qxe7+ Kg8 59. Qf6 {Accuracy: White = 40%, Black = 33%.} (59. e5 $142 Qf4+ 60. Kh3) 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.14"]
[White "Yip, Carissa"]
[Black "Nakar, Eylon"]
[Result "0-1"]
[ECO "C07"]
[WhiteElo "2425"]
[BlackElo "2441"]
[Annotator "TA"]
[PlyCount "104"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,104,46,25,18,0,0,0,0,-24,-34,-26,0,0,0,0,0,0,0,0,0,-1,-5,-4,0,0,68,-25,-12,-14,19,2,11,0,2,0,0,0,0,0,0,-18,-13,-21,-18,-19,0,0,0,-32,-22,-18,0,0,0,0,0,0,0,0,-2,-115,-118,-182,-172,-185,-180,-170,-154,-148,-149,-254,-240,-248,-255,-231,-242,-236,-226,-347,-309,-280,-159,-5269,-2550]} 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 Nc6 9. Nbxd4 Nxd4 10. Nxd4 a6 11. Re1 Qc7 12. Qe2 h6 {C07: French Tarrasch: 3...c5, 4 Ngf3 and 4 exd5 Qxd5} (12... Bc5 13. c3 O-O 14. Bg5 b5 15. Bd3 Nd5 16. Qh5 g6 17. Qh4 Bb7 18. a4 bxa4 19. Rxa4 Rfe8 20. Nf3 {1-0 (29) Wei,Y (2729)-So,W (2780) chess.com INT 2018}) 13. h3 Bc5 14. Nf5 Kf8 $146 {The position is equal.} ({Predecessor:} 14... O-O 15. Nxh6+ gxh6 16. Qf3 Be7 17. Bd3 Kh8 18. Bxh6 Rg8 19. Bd2 Rg7 20. Bc3 {½-½ (40) Frischmann,R (2302)-Schneider,J (2261) Apolda 2017}) 15. Nh4 b5 16. Bd3 Bb7 (16... g5 $5 {[%cal Rg5h4]} 17. Nf3 (17. Ng6+ $2 fxg6 18. Bd2 Bb7 $19) 17... g4 $15) 17. Nf3 Ke7 18. Ne5 Rhd8 19. Bf4 Bd6 20. Rad1 Kf8 21. Bg3 Rac8 22. c3 Kg8 23. Bb1 Ba8 {[#]} ({Black should play} 23... Bc5 $11) 24. Qc2 (24. Nxf7 $1 $14 {[%mdl 512]} Qc6 (24... Qxf7 25. Bxd6) 25. Be4 Nxe4 26. Nxd8 Rxd8 27. Qxe4 $1 {[%mdl 512]} Qxe4 28. Rxe4 Bxe4 29. Bxd6) 24... Qb7 {[%csl Ga8][%cal Rb7g2]} 25. f3 Be7 26. Ng4 {next Nxf6+ is good for White.} Kf8 27. Be5 Qb6+ 28. Kh1 Rxd1 29. Rxd1 Rd8 30. Bd4 Qc7 31. Rf1 Qf4 32. Be3 Qg3 {Hoping for ...Nxg4.} 33. Bf2 Qf4 34. Be3 Qc4 $40 {[%mdl 128] White needs to defend precisely.} 35. Rc1 Nxg4 36. hxg4 Bc5 37. Rd1 Rxd1+ 38. Qxd1 {[%cal Rd1d8]} Ke7 39. Bd3 Qd5 40. Qe2 {Black must now prevent Be4.} Bd6 41. Bf2 (41. c4 $11 {remains equal.} bxc4 42. Bxc4 {[%mdl 64] Double Attack}) 41... Qxa2 $17 42. Bh4+ (42. g3 $17 {keeps fighting.}) 42... g5 $19 43. Be1 Qa1 44. Qf2 Bd5 45. Kg1 Qd1 46. Bc2 (46. Qe2 $17 Qxe2 47. Bxe2) 46... Qc1 47. Bd3 {[#]} Bf4 $1 {[%cal Rf4e3] aiming for ...Be3!} 48. Kf1 Be3 49. Qe2 {[#]} Bb3 $1 {[%cal Rb3d1] Threatens to win with ...Bd1.} 50. Be4 (50. g3 {only move.}) 50... Kf6 51. g3 Kg7 ({Black should try} 51... a5 $19 {Strongly threatening ...a4.} 52. Bd3 Bd1) 52. Kg2 $2 (52. Bd3 $17) 52... Bc4 {Accuracy: White = 52%, Black = 71%.} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.15"]
[White "Wheeler, Cameron"]
[Black "Kambrath, Yannick"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "2397"]
[BlackElo "2365"]
[Annotator "TA"]
[PlyCount "33"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,33,23,26,31,82,84,89,95,91,89,91,65,55,66,57,47,63,40]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Bb4+ 5. Nc3 O-O 6. Bg2 b6 7. O-O Bb7 8. Ne5 Nbd7 9. Bg5 Be7 10. Qa4 {E06: Closed Catalan: Early deviations} Nxe5 (10... c6 $14) 11. dxe5 $16 Nd7 12. Bxe7 {White is better.} Qxe7 13. cxd5 {aiming for d6!} exd5 14. Bxd5 $146 ({Predecessor:} 14. Nxd5 Bxd5 15. Bxd5 Rad8 16. Qxa7 Qxe5 17. Bf3 Qxb2 18. Qxc7 {1-0 (54) Andrianov,N (2445)-Alexakis,D (2245) Corfu 1991}) 14... Nc5 $1 {[%cal Rc5a4] White is slightly better.} 15. Qf4 c6 16. Bg2 Nd7 17. Rfd1 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.16"]
[White "Li, Zhaozhi"]
[Black "Kung, Thomas"]
[Result "1-0"]
[ECO "D18"]
[WhiteElo "2423"]
[BlackElo "2200"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,86,18,0,16,6,15,0,0,0,1,0,56,56,53,0,42,-45,-49,-45,-52,-56,-53,-94,-100,-201,-178,-304,-290,-435,-433,-439,-417,-622,19,32,12,137,175,168,181,180,166,158,476,485,482,321,468,472,472,456,561,593,807,807,807,785,765,748,733,718,5085,5085,4694,4686,4570,4134,29990,29991,29993]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O Nbd7 9. Nh4 O-O 10. h3 Qe7 {D18: Slav Defence: 5 a4 Bf5 6 e3} (10... Bg6 11. Nxg6 hxg6 12. Qb3 Qb6 13. Rd1 Rad8 14. Bd2 Ba5 15. Rac1 c5 16. d5 Bxc3 17. Bxc3 Qxb3 18. Bxb3 Nxd5 19. Bxd5 exd5 20. Rxd5 Nb6 21. Rxc5 Nxa4 {1-0 (45) Ponomariov,R (2706)-Najer,E (2687) Dortmund 2016}) 11. Nxf5 exf5 12. Qf3 g6 {The position is equal.} 13. g4 fxg4 14. hxg4 Bxc3 $146 (14... Rfe8 $11) ({Predecessor:} 14... Rae8 15. g5 Bxc3 16. gxf6 Qb4 17. bxc3 Qxc4 18. e4 c5 {1-0 (27) Guseinov,A (2430)-Guliev,S (2425) Baku 1997}) 15. bxc3 $14 Ne4 16. Kg2 ({White should try} 16. Bd3 $14 Ndf6 17. Qf4) 16... Kh8 17. Bd3 ({White should play} 17. Ba3 $14 c5 18. dxc5) 17... f5 $1 $15 18. Ba3 c5 19. Rh1 Rae8 20. Bxe4 fxe4 21. Qh3 {[#]} (21. Qe2 $17) 21... Rf3 $1 $19 {[%cal Rf3h3]} ({But not} 21... Qf7 22. Qh4 $15) 22. Qh4 {[#]} (22. Qh6 $142) 22... g5 $1 {[%cal Rg5h4]} 23. Qh6 (23. Qh2 {was forced.} Nf6 24. Bxc5) 23... Qf7 24. Kg1 Nf6 25. Bxc5 (25. Rf1 $142 Nxg4 26. Qh5) 25... Qd7 $2 (25... Nxg4 $19 {( -> ...Rg3+!)} 26. Qxh7+ Qxh7 27. Rxh7+ Kxh7) 26. d5 $1 $11 {And now Bd4 would win.} ({Wrong is} 26. Qxg5 $2 Rg8 $19) 26... Qxg4+ 27. Kf1 {Strongly threatening Bd4!} Qd7 28. Bd4 ({Resist} 28. Qxg5 Rg8 $16) 28... Qg7 29. Rb1 b6 30. a5 $40 {[%mdl 128] White wants a kill.} Rf8 $2 (30... bxa5 $16 {is more resistant.} 31. Qh2 Kg8) 31. axb6 $18 axb6 32. Rxb6 Kg8 (32... Qxh6 {is a better defense.} 33. Rxh6 Kg7 34. Rhxf6 R8xf6 35. Rb7+ Kg6 36. Bxf6 Rxf6) 33. Qxg7+ Kxg7 34. Kg2 Rf5 35. c4 Rc8 36. Ra1 Rxc4 37. Ra7+ Kg6 38. Raa6 Rxd4 39. exd4 Kf7 40. Rb7+ Kg6 41. d6 Rd5 42. d7 Kf5 {[#]} 43. Rb5 $1 {[%mdl 512]} e3 {Accuracy: White = 52%, Black = 45%.} (43... Rxb5 44. d8=Q) 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.17"]
[White "Kumar, Nikhil"]
[Black "Tiglon, Bryce"]
[Result "1/2-1/2"]
[ECO "D93"]
[WhiteElo "2297"]
[BlackElo "2371"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,69,0,0,0,0,7,0,0,2,6,-9,0,-21,-16,-54,-42,-50,-57,-58,-48,-59,-10,-4,-7,-9,-11,-12,-12,-24,-5,-11,6,6,16,15,16,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 c5 6. dxc5 Qa5 7. Rc1 dxc4 8. Bxc4 O-O 9. Nf3 Qxc5 10. Bb3 Bg4 11. O-O Qh5 12. h3 Bxf3 $1 {D93: Grünfeld: 4 Nf3 Bg7 5 Bf4 0-0 6 e3} 13. Qxf3 Qxf3 14. gxf3 Nc6 15. Rfd1 Rfd8 16. a3 (16. Ba4 Nh5 17. Bh2 Ne5 18. Bxe5 Bxe5 19. f4 Bg7 20. Ne4 {½-½ (60) Moranda,W (2593)-So,W (2765) chess.com INT 2019}) 16... Rac8 17. Ba2 Rxd1+ $146 ({Predecessor:} 17... Nd7 18. Nd5 Nde5 19. Kg2 Kf8 20. Nb4 Nxb4 21. Rxc8 Rxc8 22. axb4 {1-0 (37) Baikov,V (2425)-Tkachenko,E (2182) Moscow 2002}) 18. Rxd1 Nh5 19. Bh2 Bxc3 20. bxc3 Nf6 21. e4 Rd8 (21... Kf8 {with more complications.} 22. e5 Ne8 23. e6 Nd8 24. exf7 Nxf7 25. Rd3 Rc5) 22. Rxd8+ Nxd8 $11 {[%mdl 4096] Endgame KBB-KNN} 23. Kf1 Kf8 24. Ke2 Ke8 25. Bf4 Nd7 26. Be3 {The position is equal.} a6 27. f4 f5 28. f3 e6 29. Kd3 Ke7 30. Bb3 Kd6 31. e5+ Kc7 32. Bf2 Kc6 33. Be3 Kc7 34. Bf2 Kc6 35. Be3 {Accuracy: White = 53%, Black = 71%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.18"]
[White "Wang, Jason"]
[Black "Tsay, Vincent"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "2300"]
[BlackElo "2233"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,53,23,49,41,43,27,33,-21,-16,-17,-13,-22,-16,-25,-23,-38,-23,-34,-11,-8,0,0,0,0,-3,-12,-5,-4,-7,-12,0,0,17,10,11,0,0,0,0,0,0,0,1,0,0,0]} 1. d4 d5 2. c4 e6 3. Nc3 {[%cal Bb1c3,Bc3e4,Be4c5][%mdl 32]} c6 4. e4 dxe4 5. Nxe4 c5 6. Nxc5 {D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6} Nc6 7. Nb3 $146 ({Predecessor:} 7. Nf3 Nxd4 8. Qxd4 Qxd4 9. Nxd4 Bxc5 10. Nb5 Ke7 11. Bd2 Bd7 12. b4 Bxb5 13. cxb5 {½-½ (40) Caruana,F (2784)-Kramnik,V (2800) Berlin 2018}) 7... a5 8. d5 (8. Nf3 $14) 8... exd5 $11 9. cxd5 Bb4+ 10. Bd2 Qxd5 11. Bxb4 Qxd1+ 12. Rxd1 axb4 13. Nc1 Nf6 14. Bc4 {The position is equal.} O-O 15. Nge2 Bf5 16. O-O Rfd8 17. Nb3 Bc2 ({Don't blunder} 17... Rxa2 $2 18. Nbd4 $18) 18. Rxd8+ Rxd8 19. Nec1 b6 20. f3 Na5 21. Nxa5 bxa5 22. Rf2 Rd1+ 23. Rf1 Rd4 24. Bb3 Rd2 25. Rf2 Rd1+ $1 26. Rf1 Rd2 27. Rf2 {Accuracy: White = 59%, Black = 63%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.19"]
[White "Stefanov, Emil"]
[Black "Metpally, Jason"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2390"]
[BlackElo "2125"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,117,-18,-22,-33,-14,11,-20,-19,-25,-31,-24,-29,-60,-65,-78,-75,-138,-84,-70,-94,-110,-81,-123,-87,-194,-112,-113,-114,-106,-116,-115,-63,-75,-66,-123,22,-19,593,583,623,620,603,579,732,500,490,488,459,223,195,156,194,194,216,0,145,0,107,108,106,87,196,170,186,-235,289,167,148,0,116,115,129,56,55,85,29989,0,80,0,0,0,31,35,80,102,100,57,89,14,10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. h4 Qe6 {C45: Scotch Game} 9. Nd2 $1 h6 $146 ({Predecessor:} 9... d6 10. exd6 Bxd6 11. Nc4 Bc5 12. a3 O-O 13. Qxe6 Bxe6 14. Bd3 Rfe8 15. O-O a5 16. Ne5 {½-½ (38) Caruana,F (2828)-Robson,R (2667) Saint Louis 2019}) 10. Nf3 Bc5 11. c4 Nb6 12. Bd2 a5 13. Rc1 O-O 14. g3 f6 15. Qe4 (15. Bh3 $142 Qe7 16. e6) 15... fxe5 (15... d6 $142 {[%cal Rf6e5]} 16. Bh3 f5) 16. Bd3 $17 d6 $1 {And now ...Qf5 would win.} 17. Qh7+ Kf7 {White must now prevent ...e4!} 18. Be3 Na4 19. Rc2 (19. Bc2 $17) 19... Bd7 ({Better is} 19... Ke7 $19 20. Ng5 hxg5 21. Bxg5+ Kd7) 20. h5 Rh8 21. Qe4 Bxe3 22. Qxe3 Nc5 (22... Rhb8 $17 23. Nd2 Nc5) 23. Bg6+ $1 $15 Ke7 24. Re2 ({White should play} 24. O-O $15) 24... Na6 ({Much weaker is} 24... Qxc4 $6 25. O-O $11) (24... Kd8 $17 25. Nd2 Rb8) 25. Rh4 {aiming for Nd4!} Rhb8 $2 {[%mdl 8192] [#]} (25... Kd8 $11) 26. Nd4 $1 $18 {[%mdl 576] Pin} Qg8 {With the idea ...Kd8.} (26... exd4 27. Qxd4) 27. f4 $1 Kd8 28. fxe5 dxe5 29. Qxe5 Kc8 30. Bf5 Bxf5 31. Nxf5 (31. Qxf5+ $142 Kb7 32. Nxc6 $1 {[%mdl 512]} Kxc6 33. Re6+ Kb7 34. Qb5+ Kc8 35. Re8+ Qxe8+ 36. Qxe8+ Kb7 37. Qe4+ Ka7 38. Qd4+ Rb6 39. Rg4) 31... Kb7 32. Ne7 Qh7 {White should prevent ...Qb1+.} 33. Rhe4 {Hoping for Nxc6!} Nb4 34. Qe6 $2 (34. Kf1 $18) 34... Ra6 (34... Rf8 $1 $11 35. c5 Rf6) 35. Qg6 (35. Qd7 $16 Qh8 36. Nf5) 35... Qh8 (35... Qxg6 $1 $11 36. Nxg6 Nxa2) 36. a3 $16 Nd3+ 37. Kf1 $1 {Strongly threatening R4e3.} Nc5 (37... Qe8 $16) 38. Re5 Nd7 39. Re6 $4 {[%mdl 8192]} (39. Rxa5 $18 {avoids the disaster.} Rf8+ 40. Rf5) 39... Nf6 $4 {[%mdl 8192]} (39... Nf8 $19 40. Qc2 Nxe6 41. Rxe6 Qd8) 40. Qf5 (40. Nf5 $142) 40... Qd8 $18 41. Qc5 (41. Qf3 $16 {[%cal Re7c6]} Qf8 42. Rf2 (42. Rxc6 Ne4 $14)) 41... Qd7 (41... Qd1+ $11 {keeps the balance.} 42. Kg2 Rd8) 42. Kg2 $1 $16 Re8 43. b4 (43. Qe3 $1 $16 {Rd2 is the strong threat.} Qd1 44. Qf3) 43... axb4 $14 44. axb4 {White wants to mate with b5!} Ng8 $2 {[%mdl 8192] [#]} (44... Rea8 $16) 45. Qe3 $2 (45. b5 $1 {[%mdl 512] mates} Rb6 46. bxc6+ Qxc6+ 47. Nxc6 Ra8 48. Ne7 Rb3 49. Nd5 Rxg3+ 50. Kxg3) 45... Nxe7 (45... Rxe7 $11 46. Rxe7 Nxe7 47. Qxe7 Qd1) 46. Rxe7 (46. b5 $1 $16 {[%cal Rb5a6]} Rb6 47. Qe4) 46... Rxe7 $11 47. Qxe7 {[%mdl 4096] Endgame KQR-KQR} Qd4 (47... Qd1 {looks sharper.} 48. b5 Ra1 49. bxc6+ Ka6 50. g4 Qd4) 48. Qe4 $1 {[%cal Re4d4]} Qxe4+ 49. Rxe4 $14 {KR-KR} c5 {[#]} 50. b5 $1 {[%cal Rb5a6]} Rf6 {[#]} 51. Re5 (51. Rg4 $1 $16) 51... Kb6 $1 $11 {The position is equal.} 52. Kh3 g6 53. hxg6 Rxg6 54. g4 c6 55. bxc6 Rxc6 56. Re1 Rd6 57. Kh4 Rd4 58. Re6+ Ka5 59. Rxh6 {Accuracy: White = 38%, Black = 42%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.20"]
[White "Polavaram, Rithik"]
[Black "Yu, Jennifer"]
[Result "1/2-1/2"]
[ECO "E46"]
[WhiteElo "2062"]
[BlackElo "2263"]
[Annotator "TA"]
[PlyCount "118"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,118,8,-4,0,0,0,0,0,0,3,-3,0,0,-17,-10,0,0,-8,-25,0,0,0,-20,-17,-13,25,16,11,-7,70,-12,-5,-31,-11,-8,-17,-72,-38,-77,-62,-58,23,8,8,8,29,22,30,35,34,0,0,-33,0,0,0,0,0,0,8,-29,0,-31,-32,-33,-31,-36,-43,-39,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-108,-113,-235,39,37,125,54,54,54,54]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nge2 d5 6. a3 Bd6 7. Ng3 c6 {E46: Nimzo-Indian: Rubinstein: 4 e3 0-0 5 Ne2 without early Bd3} 8. Be2 Nbd7 {[%cal Bb8d7,Bd7b6,Bb6d5][%mdl 32]} 9. O-O dxc4 {The position is equal.} 10. Bxc4 e5 11. Bb3 Nb6 $146 ({Predecessor:} 11... Bc7 12. d5 cxd5 13. Nxd5 Nxd5 14. Bxd5 Nf6 15. Bf3 {½-½ (75) Mu,K (2325)-Yu,Y (2667) China 2014}) 12. dxe5 Bxe5 13. Qc2 Qe7 14. f4 Bxc3 15. Qxc3 Nbd5 16. Qd3 Rd8 17. Qe2 Bg4 18. Qf2 Be6 19. f5 Bd7 20. e4 Ng4 (20... Nxe4 $11 21. Nxe4 Qxe4) 21. Qe2 (21. Qe1 $14 Re8 22. Bd1) 21... Qh4 $11 {[%csl Gg4][%cal Rh4h2]} 22. h3 Qxg3 {[%csl Gg4][%cal Rg3h2]} 23. Qxg4 Qxb3 24. exd5 (24. Bh6 $11 Qxb2 25. exd5) 24... cxd5 (24... Qxd5 $6 25. Bg5 $11) 25. Bg5 Re8 ({Inferior is} 25... Qxb2 26. Rab1 $16) 26. Bf6 {[%csl Gf6][%cal Rg4g7]} g6 (26... Qe3+ $15 27. Rf2 Qh6) 27. Rf3 Re3 $132 {[%mdl 2048] Black is not holding back} 28. Raf1 {Qf4 is the strong threat.} Rxf3 29. Rxf3 Qb6+ 30. Bd4 Qd6 $1 31. Qh4 {aiming for fxg6.} (31. Qg5 $5 {[%cal Rf5g6]} Re8 32. fxg6 fxg6 33. Rf6 Re1+ 34. Kf2 $14) 31... Bxf5 32. Qh6 {[%csl Gd4][%cal Rh6g7]} (32. Qg5 $5 {[%cal Rf3f5]} f6 33. Bxf6 Qb6+ 34. Kh2 $11) 32... Qf8 33. Qg5 {[#] White wants to mate with Qf6.} f6 $1 34. Bxf6 h6 35. Qh4 Re8 36. Qd4 Kh7 37. Rc3 {Hoping for Rc7+.} Qd6 {Strongly threatening ...Re1+.} 38. Bh4 Re4 39. Qf6 Qxf6 40. Bxf6 $15 {[%mdl 4096] Endgame KRB-KRB} d4 41. Rc7+ {[%mdl 64] Double Attack} Kg8 42. g4 d3 {( -> ...d2)} 43. Bc3 $1 ({Don't go for} 43. gxf5 $2 d2 $19) 43... Be6 44. Rxb7 Re2 {Threatens to win with ...d2.} 45. Rb8+ ({Reject} 45. Rxa7 d2 $17) 45... Kf7 {And now ...d2 would win.} 46. Rd8 Re3 47. Kg2 h5 48. gxh5 gxh5 49. h4 Ke7 50. Rd4 $1 Bg4 51. Kf2 Rf3+ 52. Ke1 Ke6 53. Kd2 Bf5 54. Bb4 Ke5 55. Rd8 (55. Bc3 $1 $11 {was the only way to keep the balance.}) 55... Rf2+ $17 56. Kc3 (56. Ke1 $17 {was worth a try.} Re2+ 57. Kd1) 56... Ke4 $2 (56... Rc2+ $19 57. Kb3 Be6+ 58. Ka4 Bd5) 57. Rxd3 $14 Kf4 {[#]} ({Better is} 57... Rxb2 $14 58. Rd4+ Ke3) 58. Rd2 (58. Bc5 $1 $16 {[%cal Rc5f2]} Rg2 59. Rd4+ Be4 60. Bxa7) 58... Rxd2 59. Kxd2 Ke5 {Accuracy: White = 53%, Black = 40%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.21"]
[White "Vivekananthan, Anish"]
[Black "Yanayt, Eugene"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2162"]
[BlackElo "2240"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,66,68,42,35,31,44,36,42,36,43,40,54,55,55,47,63,43,60,54,129,81,118,39,106,84,142,142,145,163,229,220,229,229,370,360,301,239,499,550,533,520,520,485,29991,29992,29996,29997,29997,29998,29999]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d6 6. O-O c6 7. Nc3 a6 8. e4 Bg4 9. h3 Bxf3 10. Bxf3 Nfd7 {E62: King's Indian: Fianchetto: 6...c6 and Panno Variation (6...Nc6) without ...a6} 11. Be3 c5 12. d5 b5 {White is slightly better.} 13. Be2 b4 14. Na4 Nb6 15. Nxb6 Qxb6 16. Qd2 $36 {[%mdl 2048] Black is under pressure.} Re8 17. Bg4 $146 ({Predecessor:} 17. h4 Nd7 18. h5 {0-1 (45) Pogosyan,S (2349)-Onischuk,V (2638) Yerevan 2017}) 17... Ra7 18. f4 h5 (18... Nd7 $14) 19. Be2 e6 {[#]} 20. Rad1 ({White should play} 20. dxe6 $1 $16 {Hoping for f5.} Rxe6 21. f5 Rxe4 22. Bg5) 20... Rae7 (20... b3 $14) 21. Bf3 Nd7 (21... exd5 $142 22. Qxd5 Nd7) 22. dxe6 $16 Rxe6 {[#]} 23. e5 $1 {[%mdl 512]} Nf8 {[#]} (23... a5 $142 24. Bd5 R6e7) (23... dxe5 24. Qxd7) 24. Bd5 $1 $18 R6e7 25. f5 Bxe5 (25... dxe5 {might work better.} 26. fxg6 Qxg6) 26. fxg6 Nxg6 27. Bg5 Ra7 $2 (27... Re6 {was worth a try.} 28. b3 (28. Bxe6 Rxe6 29. Qd5 Qc7 $16) 28... a5) 28. Bf6 Bxf6 29. Rxf6 Kg7 30. Rdf1 {[%cal Rf6f7]} Ree7 {[#]} (30... Qc7 $18 31. Bxf7 Qxf7) 31. Qg5 $1 {[%mdl 512] White mates.} Qc7 32. Bxf7 {[%mdl 64] Remove Defender} Rxf7 33. Rxg6+ Kf8 34. Rg8# {Accuracy: White = 88%, Black = 30%.} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.22"]
[White "Kumar, Naman"]
[Black "Yim, Sung Ho"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2158"]
[BlackElo "2258"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,98,-14,13,-9,31,9,26,-22,-23,-33,-12,-28,0,-12,-7,-20,9,0,0,0,4,0,12,0,13,-11,-29,-36,-36,-38,-35,-56,-78,-122,-112,-111,-117,-120,-118,-112,-133,-122,-130,-205,-162,-161,-134,-138,-46,-66,-68,-62,-51,-48,-66,-62,-64,-107,-9,-8,-8,-8,-2,-23,-19,-17,-15,-20,-31,-160,-147,-251,-257,-259,-256,-389,-382,-382,-393,-374,-383,-456,-450,-440,-384]} 1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. g3 Nbd7 5. Bg2 e5 6. Nge2 Be7 7. O-O O-O 8. h3 Re8 9. Re1 {B07: Pirc Defence: Miscellaneous Systems} (9. g4 Bf8 10. Ng3 exd4 11. Qxd4 Ne5 12. Be3 Qa5 13. g5 Nfd7 14. Kh2 Ng6 15. Rae1 Qb6 16. Qxb6 axb6 {1-0 (45) Vlasak,L (2399)-Turner,J (2348) Czech Republic 2018}) 9... Bf8 10. Be3 Qc7 11. Qd3 $146 {White has an edge.} ({Predecessor:} 11. Rc1 g6 12. d5 cxd5 13. Nxd5 Nxd5 14. Qxd5 Nb6 15. Qa5 Be6 16. b3 Nd5 17. Qxc7 Nxc7 {1-0 (44) Sokalsky,A (2238)-Al Khouri,I (2094) Calvia 2014}) 11... b5 12. a3 Bb7 13. g4 Nb6 14. b3 h6 15. Ng3 Rad8 16. g5 hxg5 17. Bxg5 Nbd7 $1 18. d5 a6 19. dxc6 Bxc6 20. Rad1 Rc8 21. Nf5 {[%cal Rf5d6]} Bb7 22. Re3 {[%cal Rf5d6]} Nc5 $36 {[%mdl 2048] Black has the initiative.} 23. Qd2 {aiming for Bxf6.} Nh7 24. Rg3 Ne6 $1 {[%cal Re6g5]} 25. Be3 {[#]} Kh8 $1 26. Nd5 Qxc2 27. Qxc2 Rxc2 28. Nb4 {[#]} Rc7 $1 29. Kf1 (29. Nd5 $17 Bxd5 30. exd5) 29... Rd7 30. Bc1 Nf6 31. Nd5 Bxd5 (31... Nxd5 $17 32. exd5 Nc5) 32. exd5 $15 Nc5 33. Rc3 $1 a5 34. b4 axb4 35. axb4 Na6 36. Ba3 Rc7 (36... g6 $17 37. Ne3 Ra8) 37. Rc6 $11 Rxc6 38. dxc6 Kg8 39. Ke2 Re6 40. Ne3 Nc7 41. Bb2 Re8 42. Nf5 ({White should try} 42. Kf1 $15) 42... d5 $17 43. Ne3 (43. f4 $17 exf4+ 44. Kf3) 43... d4 $19 ({Stronger than} 43... Bxb4 44. Nxd5 Nfxd5 45. Bxd5 $11) 44. Nc2 Nfd5 45. Bxd5 (45. Kf1 $142) 45... Nxd5 46. Ra1 Rc8 47. Ra6 Bxb4 48. Ba3 Bc3 49. Bc5 b4 {Accuracy: White = 42%, Black = 69%.} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.23"]
[White "Gutla, Aryan"]
[Black "Easton, Jack"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1631"]
[BlackElo "2182"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,106,30,35,12,18,20,22,3,4,5,9,-31,-12,-25,-19,-28,0,0,0,0,4,-21,-21,-23,-24,-61,-50,-47,-26,-34,15,0,0,-4,17,0,0,-28,-29,-38,-24,-24,-21,-28,-28,-35,-36,-30,-19,-39,-25,-25,-33,-54,-58,-114,-114,-114,-104,-107,-107,-291,-291,-418,-358,-991,-962,-890,-877,-877,-801,-688,-603,-3603,-500,-5102,-5212,-29977,-29978,-29983,-29984,-29985,-29986]} 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 O-O 12. Nc2 Rb8 13. h4 Be7 14. Bd3 {B33: Sicilian: Pelikan and Sveshnikov Variations} Be6 15. Nce3 Qd7 16. Qf3 {The position is equal.} (16. Nf5 Kh8 17. Bc2 Bd8 18. Qd3 Ne7 19. Nfxe7 Bxe7 20. O-O-O Bd8 21. f4 Qb7 {½-½ (127) Vallejo Pons,F (2698)-Valsecchi,A (2515) Skopje 2019}) 16... Bd8 17. h5 {Threatening h6.} h6 18. Kf1 $146 ({Predecessor:} 18. Nf5 Bg5 19. Rd1 Ne7 20. Bc2 Nxf5 21. exf5 Bxd5 22. Rxd5 Bf6 23. O-O Rfd8 24. Rfd1 Qc7 25. Qd3 Rb6 26. Bb3 Qe7 27. Qe4 Qc7 28. Qd3 {½-½ (28) Peitl,T (2175)-Hagara,E (2383) Slovakia 2010}) 18... Bg5 19. Nf5 Ne7 20. Rh3 Nxf5 21. exf5 Bxd5 22. Qxd5 Rfc8 23. f6 Bxf6 24. Qe4 Kf8 25. Rd1 Qe6 26. Bb1 Ke7 27. Rhd3 Rb6 (27... Rc4 $5 {[%cal Rc4e4]} 28. Qe3 Rd8 $11) 28. Rd5 Rc4 29. Qe3 Rbc6 30. Qa7+ (30. Be4 {feels hotter.} Bg5 31. Qf3 Rb6 32. Qd3 Qf6 33. Bf3) 30... Qd7 31. Qxd7+ (31. Qb8 {seems wilder.} Rh4 32. Kg1 Qc7 33. Qa8 Qc8 34. Qxc8 Rxc8 35. g3) 31... Kxd7 32. Bf5+ Ke7 33. g3 Rb6 34. Bd3 Rc5 $36 {[%mdl 2048] Black fights for an advantage.} 35. Rxc5 dxc5 $11 {[%mdl 4096] Endgame KRB-KRB} 36. Be4 c4 37. Rd5 Ke6 38. Rc5 Bg5 39. b3 f5 40. Rc6+ ({Better is} 40. Bc2 $15) 40... Rxc6 $17 41. Bxc6 {KB-KB} Bd2 42. Bb7 a5 {[%cal Ba6a5,Ba5a4,Ba4a3][%mdl 32]} 43. Ba6 $2 {[#]} (43. Bc8+ $17 Kf6 44. Bd7) 43... cxb3 $19 ({Not} 43... Bxc3 44. Bxb5 cxb3 45. axb3 $17) 44. axb3 (44. Bxb5 $142 b2 45. Bd3) 44... a4 45. Bxb5 $2 (45. bxa4 bxa4 46. Ke2 Bxc3 47. Bb5) 45... a3 46. b4 Kd5 47. Be8 Bxc3 48. Bf7+ Kd4 49. Ke2 Bxb4 {[#] Strongly threatening ...Kc3.} 50. Kd1 (50. Kf3 $142) 50... e4 51. Ba2 Kc3 {Black mates.} 52. Kc1 Bc5 53. Be6 Bxf2 {Accuracy: White = 25%, Black = 70%.} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.24"]
[White "Noland, Shawn"]
[Black "Shamatava, Ana"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1950"]
[BlackElo "2159"]
[Annotator "RC"]
[PlyCount "130"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:22]} 2. g3 {[%emt 0:00:03]} d5 {[%emt 0:01:23]} 3. Bg2 {[%emt 0:01:01]} e6 {[%emt 0:00:06]} 4. O-O {[%emt 0:00:36]} Be7 {[%emt 0:00:14]} 5. d3 {[%emt 0:01:05]} c5 {[%emt 0:01:51]} 6. Nbd2 {[%emt 0:00:07]} Nc6 {[%emt 0:00:45]} 7. Re1 {[%emt 0:01:18]} O-O {[%emt 0:00:07]} 8. e4 {[%emt 0:00:23]} dxe4 {[%emt 0:02:19]} 9. dxe4 {[%emt 0:00:19]} e5 {[%emt 0:00:06]} 10. h3 {[%emt 0:02:09]} h6 {[%emt 0:03:28]} 11. b3 {[%emt 0:01:39]} Be6 {[%emt 0:01:22]} 12. Bb2 {[%emt 0:07:06]} Qc7 {[%emt 0:01:32]} 13. c3 {[%emt 0:02:34]} b5 {[%emt 0:03:11]} 14. Qe2 {[%emt 0:01:37]} a6 {[%emt 0:02:38]} 15. Nh4 {[%emt 0:07:36]} Rfd8 {[%emt 0:02:00]} 16. Nf1 {[%emt 0:01:24]} c4 {[%emt 0:03:18]} 17. b4 {[%emt 0:15:37]} a5 {[%emt 0:02:26]} 18. a3 {[%emt 0:01:43]} Rd3 {[%emt 0:02:03]} 19. Nf3 {[%emt 0:03:43]} Rad8 {[%emt 0:01:05]} 20. Rec1 {[%emt 0:02:31]} Nd7 {[%emt 0:05:51]} 21. Ne1 {[%emt 0:06:34]} Nb6 {[%emt 0:07:53]} 22. Rc2 {[%emt 0:01:31]} Na4 {[%emt 0:00:51]} 23. Rb1 {[%emt 0:06:08]} Qd7 {[%emt 0:07:08]} 24. Kh2 {[%emt 0:01:44]} f6 {[%emt 0:07:28]} 25. Nf3 {[%emt 0:01:47]} axb4 {[%emt 0:02:37]} 26. axb4 {[%emt 0:00:28]} Bxb4 {[%emt 0:00:52]} 27. cxb4 {[%emt 0:03:42]} Nxb4 {[%emt 0:00:05]} 28. Rd2 {[%emt 0:08:19]} Rxd2 {[%emt 0:04:28]} 29. Qxd2 {[%emt 0:01:01]} Qxd2 {[%emt 0:00:52]} 30. N3xd2 {[%emt 0:02:05]} Nxb2 {[%emt 0:02:14]} 31. Rxb2 {[%emt 0:06:04]} c3 {[%emt 0:00:49]} 32. Rb1 {[%emt 0:00:09]} Na2 {[%emt 0:00:42]} 33. Rxb5 {[%emt 0:00:59]} cxd2 {[%emt 0:01:01]} 34. Nxd2 {[%emt 0:00:18]} Rxd2 {[%emt 0:00:06]} 35. Rb6 {[%emt 0:01:32]} Bc4 {[%emt 0:02:04]} 36. Kg1 {[%emt 0:02:00]} Nc3 {[%emt 0:01:31]} 37. Rc6 {[%emt 0:00:51]} Rd1+ {[%emt 0:01:19]} 38. Kh2 {[%emt 0:00:05]} Rd4 {[%emt 0:00:12]} 39. f3 {[%emt 0:00:52]} Nd1 {[%emt 0:01:05]} 40. h4 {[%emt 0:01:51]} Be2 {[%emt 0:04:25]} 41. Rc2 {[%emt 0:00:58]} Bc4 {[%emt 0:01:03]} 42. Bh3 {[%emt 0:00:14]} Kf7 {[%emt 0:00:11]} 43. h5 {[%emt 0:01:21]} Ne3 {[%emt 0:02:02]} 44. Rb2 {[%emt 0:02:01]} Nf1+ {[%emt 0:01:12]} 45. Bxf1 {[%emt 0:04:11]} Bxf1 {[%emt 0:00:10]} 46. Rb7+ {[%emt 0:00:09]} Kf8 {[%emt 0:00:36]} 47. Rb8+ {[%emt 0:00:08]} Ke7 {[%emt 0:00:05]} 48. Rb7+ {[%emt 0:00:39]} Rd7 {[%emt 0:00:05]} 49. Rb1 {[%emt 0:00:04]} Rd2+ {[%emt 0:03:03]} 50. Kg1 {[%emt 0:00:11]} Bh3 {[%emt 0:04:56]} 51. Rb7+ {[%emt 0:00:19]} Kf8 {[%emt 0:00:25]} 52. g4 {[%emt 0:01:02]} Rg2+ {[%emt 0:00:11]} 53. Kh1 {[%emt 0:00:02]} Rg3 {[%emt 0:01:01]} 54. Rb3 {[%emt 0:00:15]} Bxg4 {[%emt 0:00:10]} 55. Rb8+ {[%emt 0:00:02]} Kf7 {[%emt 0:00:06]} 56. Rb7+ {[%emt 0:00:21]} Kg8 {[%emt 0:00:10]} 57. Rb8+ {[%emt 0:00:20]} Kh7 {[%emt 0:00:05]} 58. fxg4 {[%emt 0:00:02]} Rxg4 {[%emt 0:00:05]} 59. Rb4 {[%emt 0:00:06]} Rh4+ {[%emt 0:00:12]} 60. Kg2 {[%emt 0:00:04]} Rxh5 {[%emt 0:00:06]} 61. Kg3 {[%emt 0:00:11]} Rg5+ {[%emt 0:00:10]} 62. Kh4 {[%emt 0:00:22]} Kg6 {[%emt 0:00:10]} 63. Rb6 {[%emt 0:00:11]} h5 {[%emt 0:21:27]} 64. Rb4 {[%emt 0:00:04]} Rg4+ {[%emt 0:00:00]} 65. Kh3 {[%emt 0:00:04]} Kg5 {[%emt 0:01:00]} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "7.25"]
[White "Logozar, Elijah"]
[Black "Green, Austen"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2058"]
[BlackElo "2132"]
[Annotator "TA"]
[PlyCount "139"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,139,43,32,39,54,25,20,0,8,0,0,0,14,0,0,2,13,13,11,12,50,3,4,4,5,8,16,9,11,15,15,-76,0,-44,43,49,243,0,0,0,284,313,304,291,328,120,219,235,219,227,245,202,491,292,269,198,181,0,583,101,151,0,0,-590,-579,-470,-125,-107,-116,-449,-142,-142,-142,-142,-142,-191,-191,-528,-445,-354,-313,-768,-107,-107,-107,-107,-107,-107,-107,-107,-107,-1221,-1138,-4806,-5708,-5720,-1229,-5097,-9060,-5600,-1802,-1940,-1902,-12839,-12840,-12841,-12828,-12712,-12217,-2282,-983,-5383,-5065,-4578,-4614,-1459,-167,-167,-11,-11,-11,-142,-9,-9]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 Be6 10. Nc4 {B33: Sicilian: Pelikan and Sveshnikov Variations} Rb8 11. Ne3 Be7 12. Bxf6 Bxf6 13. Bc4 b5 14. Bb3 O-O 15. O-O Bg5 16. Ncd5 {[#]} g6 $146 ({Predecessor:} 16... a5 17. a4 Nd4 18. axb5 Nxb3 19. cxb3 Bxe3 20. Nxe3 Rxb5 {0-1 (71) Bernadskiy,V (2529)-Mamedov,R (2689) Lvov 2017}) 17. c3 Kh8 18. Qe2 f5 19. Nb4 Bd7 20. Nxa6 Ra8 {Strongly threatening ...f4.} 21. Nb4 $1 (21. Qxb5 $2 Nb8 $17) 21... Nxb4 22. cxb4 f4 $1 {[%cal Rf4e3]} 23. Nd5 f3 $1 {[%cal Rf3e2]} 24. gxf3 (24. Qd3 $11) 24... Bh3 (24... Bf4 $1 $17 25. Nxf4 Rxf4) 25. Rfd1 Rf4 ({Black should play} 25... Bf4 $1 $15 26. Nxf4 Rxf4) 26. Kh1 $14 Qf8 $2 (26... Rh4 $1 $14) 27. Rd3 $2 (27. Qxb5 $2 Rg4 $3 $19 {[%mdl 512]}) (27. Nxf4 $18 Bxf4 28. Rg1 (28. Qxb5 Qh6 $11)) 27... Qh6 $1 $11 28. Rg1 Raf8 $2 {[%mdl 8192]} (28... Rh4 $1 $11 29. Ne3 Bd7) 29. Nxf4 $18 {[%mdl 64] Discovered Attack} Bxf4 30. Rg3 $1 g5 31. Rd1 $2 (31. Kg1 $18 {has better winning chances.}) 31... g4 (31... Bxg3 $16 {was worth a try.} 32. fxg3 Qf6) 32. Rdg1 Bxg3 33. Rxg3 ({Not} 33. fxg3 $2 gxf3 34. Qd3 f2 $19) 33... Qc1+ 34. Qd1 Qxb2 $2 (34... Qh6 {is a better defense.} 35. Qd3 gxf3 36. Rxf3 Rxf3 37. Qxf3 Qc1+ 38. Bd1 Kg7) 35. Qxd6 (35. fxg4 $142 Rxf2 36. Rxh3) 35... Qc1+ 36. Rg1 {[%cal Rd6f8]} Qf4 37. Rg3 $2 (37. Bd1 $1 $18) 37... h5 $2 {[%mdl 8192]} (37... Qc1+ $1 $11 38. Bd1 Qf4 39. fxg4 Qxf2 40. Qxe5+ {[%mdl 64] Double Attack} Rf6) 38. Qe7 $2 (38. Qg6 $18 {is the precise move to win.} h4 39. Qh5+ {[%mdl 64] Double Attack} Kg7 40. Qxh4) 38... Rc8 39. Qd7 $2 (39. Bd1 $16 {fxg4 is the strong threat.} Rc1 40. Qd7) 39... Qf8 $40 {[%mdl 128] Black has some attack.} 40. Qf5 $2 {[%mdl 8192]} ({Don't blunder} 40. fxg4 $2 Rc1+ 41. Bd1 Bxg4 $19) (40. Bf7 $11 {and White stays safe.} Rc1+ 41. Rg1 Rxg1+ 42. Kxg1 Qxb4 43. Qd1) 40... Qxf5 $19 41. exf5 {[%mdl 4096] Endgame KRB-KRB} h4 $2 (41... gxf3 $19 {( -> ...Rc1+)} 42. Rg1 Bg2+ 43. Rxg2 fxg2+ 44. Kxg2 Kg7) 42. Rg1 $17 gxf3 {And now ...e4 would win.} 43. Be6 $2 {[%mdl 8192]} (43. Bd5 $17 {is more resistant.} Bg2+ 44. Rxg2 fxg2+ 45. Kxg2) 43... Bg2+ $2 (43... Rd8 $19 {aiming for ...e4.} 44. Bb3 Bg2+ 45. Rxg2 fxg2+ 46. Kxg2 Kg7) 44. Rxg2 fxg2+ 45. Kxg2 {KR-KB} Rd8 46. Kh3 Rd4 $1 47. f3 $2 (47. f6 {is a better chance.}) 47... Rxb4 48. f6 Rf4 49. Bd5 $2 (49. f7) 49... b4 $2 (49... Rxf6 $19 {and Black stays clearly on top. Hoping for ...Rd6.} 50. Kxh4 Rd6) 50. f7 Kg7 51. Kg2 Kf8 52. Kh3 Ke7 53. Kg2 Rf6 54. Kh3 $2 {[%mdl 8192]} (54. Bb3 $17) 54... Kd6 $1 $19 {[%cal Rd6d5]} 55. Be4 Rxf7 56. Kxh4 Ra7 (56... Rg7 $142 57. Kh3 Rg1) 57. Bb1 Rg7 58. Kh5 Rg1 (58... Rg2 $142 59. h4 Ke7) 59. Bg6 Rg2 60. h4 Ke6 61. Bd3 Kf6 62. Bc4 Kf5 63. Kh6 Rg6+ (63... Kf4 $142 64. Bd5 Rd2) 64. Kh7 Rg3 65. h5 Kg5 66. Kg7 Kxh5+ $2 (66... Rh3 67. Bd5 Rxh5) 67. Kf6 Rg5 $2 ({Black should try} 67... Rxf3+ $19 68. Kxe5 Rf8) 68. Bb3 Kh4 69. Bf7 {[#]} (69. Be6 $11) 69... Rg3 ({Better is} 69... e4 $1 $17 {[%cal Re4f3]} 70. fxe4 Kg4) 70. Bd5 {Accuracy: White = 31%, Black = 36%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.1"]
[White "Preotu, Razvan"]
[Black "Dragun, Kamil"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2494"]
[BlackElo "2586"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,84,14,22,5,12,-11,-10,-8,-15,0,-12,-15,-17,-18,-3,-21,14,-10,0,-45,-43,-36,-40,-44,-37,-40,-31,-39,-37,-37,-36,-38,-32,-44,-14,-11,-24,-58,0,-41,0,-95,-87,-99,-91,-189,-204,-181,-197,-190,-188,-239,-192,-186,-183,-469,-468,-466,-467,-446,-439,-470,-469,-433,-420,-466,-412,-609,-594,-594,-594,-587,-506,-724,-622,-575,-568]} 1. e4 c6 2. d4 d5 3. e5 c5 4. Nf3 cxd4 5. Nxd4 e6 6. c4 {B12: Caro-Kann: Advance Variation} Bc5 7. Nb3 Bb6 8. Nc3 {[%cal Rc4d5] The position is equal.} Ne7 9. c5 $146 ({Predecessor:} 9. Bg5 Nbc6 10. cxd5 exd5 11. Bxe7 Qxe7 12. Nxd5 Qxe5+ 13. Qe2 {0-1 (45) Nijboer,F (2492)-Van Foreest,J (2641) Hilversum 2018}) 9... Bc7 10. f4 O-O 11. Bd3 b6 12. Qc2 Ng6 13. Nb5 Na6 14. Nxc7 (14. Bxg6 $5 hxg6 15. c6 $11) 14... Qxc7 15. cxb6 Qxb6 {Threatens to win with ...Nb4.} 16. Qc3 Nb4 {White must now prevent ...d4!} 17. Bxg6 $1 fxg6 18. a3 $1 {[%cal Ra3b4]} Nc6 19. Be3 {[#]} d4 $1 {[%mdl 512]} 20. Nxd4 Nxd4 21. Bxd4 Qa6 22. Rf1 Bb7 23. Rf2 Rac8 (23... g5 $1 $15) 24. Bc5 Rfd8 (24... g5 $5) 25. Rd1 (25. Rc1 $11 {remains equal.}) 25... Rxd1+ $17 26. Kxd1 {[#]} Bxg2 $1 {[%mdl 512]} 27. Kc1 (27. b4 $17 {was necessary.}) (27. Rxg2 Qf1+) 27... Be4 $19 28. b4 Qb5 29. Qd4 {[#]} Bf5 $1 30. Rd2 (30. Kb2 {might work better.}) 30... h6 ({Not} 30... Qf1+ $2 31. Rd1 $18) 31. Kb2 {[#]} a5 $1 32. a4 $2 (32. Kb3) 32... Qxa4 33. Qd7 Qxd7 34. Rxd7 axb4 35. Bxb4 {[%mdl 4096] Endgame KRB-KRB} Rc2+ 36. Ka3 Rxh2 37. Rd8+ Kh7 38. Bf8 (38. Rd2 $142 Rh1 39. Kb2) 38... h5 {Black is clearly winning.} 39. Rd7 h4 40. Bxg7 Rh3+ 41. Kb2 Rd3 42. Rc7 {intending Bf6+.} h3 {Accuracy: White = 47%, Black = 86%.} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.2"]
[White "Gabuzyan, Hovhannes"]
[Black "Stremavicius, Titas"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2613"]
[BlackElo "2498"]
[Annotator "TA"]
[PlyCount "148"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,148,16,14,10,10,14,10,14,8,12,8,0,16,12,22,14,22,7,14,0,18,0,25,0,0,0,17,14,15,10,7,0,0,0,0,0,0,0,0,-9,-15,-27,-43,-36,-26,-28,-28,-31,-32,-32,-25,-25,-31,-36,-37,-60,-6,-27,-28,-9,0,0,0,0,0,0,0,0,0,0,0,0,140,143,144,151,149,153,150,149,135,142,146,135,139,147,166,164,170,165,167,160,172,141,172,137,133,128,159,122,125,116,143,136,247,242,362,358,339,346,331,306,444,443,407,417,395,343,356,358,532,532,532,515,525,462,461,402,337,75,73,7,7,8,8,0,0,0,0,0,0]} 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 {A13: English Opening: 1...e6} c5 7. Ne5 Qc8 8. Qd3 Nc6 9. Nxd7 Nxd7 10. Nc3 (10. b3 Be7 11. Bb2 O-O 12. Nc3 Rd8 13. Rc1 Nf6 {½-½ (45) Cheparinov,I (2711)-Grandelius,N (2678) Germany 2019}) 10... Nb4 11. Qb1 Be7 12. O-O $146 ({Predecessor:} 12. b3 O-O 13. O-O Qc7 {½-½ (32) Kanakaris,G (2401)-Koutoukidis,P (2357) Thessaloniki 2018}) 12... O-O 13. a3 Nc6 14. d3 Nf6 15. Be3 Qd7 16. Rc1 Ng4 17. Bf4 Rac8 18. h3 Nf6 19. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} b6 {[%cal Rc5b4]} 20. b5 Na5 21. Ne4 Nd5 22. Bd2 f5 23. Nc3 Nxc3 24. Bxc3 Bf6 25. Qa2 Bxc3 26. Rxc3 Kh8 27. a4 Rcd8 28. e3 $1 e5 29. Qe2 Rf6 30. Re1 Qf7 31. Kh2 Rfd6 32. Qf3 Qf6 (32... Rxd3 33. Rxd3 Rxd3 34. Qa8+ Qg8 35. Qxa7 $16) (32... h6 $15) 33. e4 $1 $11 f4 34. gxf4 Qxf4+ 35. Qxf4 exf4 36. e5 Re6 37. Re4 {aiming for d4.} g5 38. h4 Rh6 39. Kg1 Rxh4 40. e6 Kg7 {[#]} (40... Rh6 $11 {keeps the balance.}) 41. d4 $1 $16 {[%mdl 512]} Kf6 ({Of course not} 41... Rxd4 $6 42. Rxd4 cxd4 43. Rc7+ Kf8 44. Rxa7 $11) (41... cxd4 $2 42. Rc7+ Kg6 43. e7 (43. Rxa7 f3 $14)) (41... cxd4 42. Rc7+) 42. e7 $36 {[%mdl 2048] White is on the roll.} Re8 43. dxc5 bxc5 44. Rxc5 f3 45. Rxh4 $1 gxh4 46. Bxf3 Rxe7 {[%mdl 4096] Endgame KRB-KRN} 47. Rh5 Rg7+ 48. Kh2 Nb3 49. Rxh4 Ke5 50. Bg2 Rf7 51. Kg1 Rg7 52. Kh1 Rc7 53. Rb4 Rc3 54. Re4+ Kd6 55. Rh4 {Strongly threatening Rh6+.} Rc1+ 56. Kh2 Ra1 (56... Rc7 $16 57. f4 Rf7) 57. Rh6+ $1 $18 Ke5 (57... Kc5 $142 58. Ra6 (58. Rxh7 Rxa4 59. Rh5+ Kb6 $14) 58... Ra2) 58. Ra6 ({Not} 58. Rxh7 Rxa4 59. Kg3 Nd4 $16) 58... Nc5 59. Rxa7 Rxa4 60. Rxh7 Ra2 (60... Rf4 {was called for.} 61. Rh5+ Kd4) 61. Rh5+ $1 Kd4 62. Kg3 Ra3+ 63. Kg4 Ra2 {[#]} 64. Rf5 $1 Rb2 (64... Nd3 $142 65. Kg3 Rb2) 65. Bc6 Nd3 66. f4 Rb1 67. Rf8 Rg1+ 68. Kh5 Ke3 {[#]} 69. f5 $2 (69. Kh4 $1 $18 {and the rest is easy.}) 69... Kf4 70. f6 ({White should play} 70. Kh6 $16 {Threatens to win with b6.} Ne5 71. Be8) 70... Ne5 $11 {The position is equal.} 71. Kh6 Kf5 72. Kh7 Rg3 73. Rg8 Rxg8 74. Kxg8 Kxf6 {Accuracy: White = 66%, Black = 64%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.3"]
[White "Hilby, Craig"]
[Black "Stukopin, Andrey"]
[Result "1/2-1/2"]
[ECO "B47"]
[WhiteElo "2396"]
[BlackElo "2564"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,71,41,27,34,0,10,0,0,0,0,0,0,8,13,4,8,-8,0,-4,-2,-7,0,0,0,0,0,0,-8,0,14,14,16,8,53,0,0,0,25,0,0,12,29,19,59,27,20,37,20,20,27,20,20,22,35,16,9,8,33,22]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 a6 7. Bg2 Nf6 8. O-O h5 {B47: Sicilian: Taimanov: 5 Nc3 Qc7 6 f4, 6 g3 and 6 Be2} 9. Nxc6 dxc6 10. e5 Qxe5 {The position is equal.} 11. Re1 $146 ({Predecessor:} 11. Bf4 Qa5 12. Re1 Be7 13. Re5 Qb6 14. Na4 Qd8 15. Qe2 Nd5 16. Rd1 {0-1 (46) Piorun,K (2634)-Yilmaz,M (2636) St Petersburg 2018}) 11... Qd6 12. Qf3 Qc7 13. Bf4 Bd6 14. Bxd6 Qxd6 15. Ne4 Nxe4 16. Rxe4 Qe7 17. Rd1 f6 18. Rh4 $36 {[%mdl 2048] White has good play.} g6 19. Rhd4 $1 {[%cal Rd4d8] [#] aiming for Rd8+!} Kf7 20. Qb3 Kg7 21. Bh3 a5 ({But not} 21... e5 $2 {[#]} 22. Rd7 $1 $18 {[%mdl 512]}) 22. Rd6 {[%cal Rh3e6]} a4 23. Qe3 Re8 24. c4 (24. R1d3 $1 $14) 24... Qf7 $11 25. Qb6 Ra6 26. Qc5 Qc7 27. Qa3 Ra5 28. c5 Ra8 29. R1d4 Qf7 {Strongly threatening ...e5.} 30. Rxa4 Rxa4 31. Qxa4 e5 32. Bxc8 Rxc8 33. Qd1 {Black must now prevent Rd7!} Rc7 34. b3 Re7 35. h4 f5 36. Qd3 {Accuracy: White = 68%, Black = 59%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.4"]
[White "Wang, Justin"]
[Black "Shtembuliak, Evgeny"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "2449"]
[BlackElo "2548"]
[Annotator "ChessBase"]
[PlyCount "90"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:04:28]} d6 {[%emt 0:00:27]} 2. d4 {[%emt 0:00:31]} Nf6 {[%emt 0:00:05]} 3. Nc3 {[%emt 0:00:04]} g6 {[%emt 0:00:06]} 4. Nf3 {[%emt 0:00:46]} Bg7 {[%emt 0:00:05]} 5. Be2 {[%emt 0:00:07]} O-O {[%emt 0:00:04]} 6. O-O {[%emt 0:00:08]} a6 {[%emt 0:00:03]} 7. a3 {[%emt 0:02:30]} Nc6 {[%emt 0:02:40]} 8. Bg5 {[%emt 0:02:41]} Bg4 {[%emt 0:04:18]} 9. d5 {[%emt 0:03:24]} Bxf3 {[%emt 0:00:27]} 10. Bxf3 {[%emt 0:00:16]} Ne5 {[%emt 0:00:05]} 11. Be2 {[%emt 0:03:02]} c6 {[%emt 0:01:01]} 12. Be3 {[%emt 0:03:50]} cxd5 {[%emt 0:02:26]} 13. exd5 {[%emt 0:03:05]} Rc8 {[%emt 0:15:31]} 14. Bd4 {[%emt 0:00:22]} Qc7 {[%emt 0:08:55]} 15. Re1 {[%emt 0:01:13]} Rfe8 {[%emt 0:01:26]} 16. Bf1 {[%emt 0:02:54]} Nfd7 {[%emt 0:02:25]} 17. Rb1 {[%emt 0:11:13]} Bf6 {[%emt 0:24:57]} 18. Re4 {[%emt 0:03:59]} Nc5 {[%emt 0:04:32]} 19. Re3 {[%emt 0:00:48]} b5 {[%emt 0:00:06]} 20. Rh3 {[%emt 0:02:45]} Qb7 {[%emt 0:11:51]} 21. Qd2 {[%emt 0:03:33]} b4 {[%emt 0:01:39]} 22. axb4 {[%emt 0:03:33]} Qxb4 {[%emt 0:00:02]} 23. Bxe5 {[%emt 0:00:47]} Bxe5 {[%emt 0:02:01]} 24. Qh6 {[%emt 0:00:21]} Nd7 {[%emt 0:03:28]} 25. Qxh7+ {[%emt 0:00:35]} Kf8 {[%emt 0:00:02]} 26. Rh4 {[%emt 0:07:13]} Qb6 {[%emt 0:00:42]} 27. Ne4 {[%emt 0:03:03]} Rxc2 {[%emt 0:02:23]} 28. Bd3 {[%emt 0:02:23]} Rxb2 {[%emt 0:00:04]} 29. Rf1 {[%emt 0:00:56]} Bg7 {[%emt 0:01:21]} 30. Rf4 {[%emt 0:03:14]} Nf6 {[%emt 0:00:26]} 31. Qh4 {[%emt 0:00:58]} a5 {[%emt 0:02:11]} 32. Ng5 {[%emt 0:01:11]} Rb4 {[%emt 0:00:16]} 33. Nxf7 {[%emt 0:09:18]} Rxf4 {[%emt 0:04:18]} 34. Qxf4 {[%emt 0:00:04]} Kxf7 {[%emt 0:00:06]} 35. Qg3 {[%emt 0:01:18]} Ra8 {[%emt 0:00:52]} 36. Bxg6+ {[%emt 0:00:47]} Kf8 {[%emt 0:00:15]} 37. Re1 {[%emt 0:02:15]} Qd4 {[%emt 0:01:21]} 38. Qh3 {[%emt 0:04:26]} Qxd5 {[%emt 0:00:56]} 39. g4 {[%emt 0:00:19]} Qd2 {[%emt 0:02:30]} 40. Re3 {[%emt 0:00:11]} Qd1+ {[%emt 0:00:26]} 41. Kg2 {[%emt 0:00:34]} Qxg4+ {[%emt 0:00:11]} 42. Qxg4 {[%emt 0:00:54]} Nxg4 {[%emt 0:00:02]} 43. Rh3 {[%emt 0:00:14]} a4 {[%emt 0:00:40]} 44. Bf5 {[%emt 0:00:20]} a3 {[%emt 0:00:20]} 45. Rf3 {[%emt 0:00:21]} Ne5 {[%emt 0:00:17]} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.5"]
[White "Belous, Vladimir"]
[Black "Matsenko, Sergei"]
[Result "1/2-1/2"]
[ECO "A14"]
[WhiteElo "2497"]
[BlackElo "2521"]
[Annotator "TA"]
[PlyCount "150"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,149,0,0,16,13,6,-7,0,0,0,0,18,0,0,0,0,0,0,-2,-3,-11,0,0,0,0,5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,47,0,0,0,0,0,0,0,0,0,0,0,0,-109,0,0,0,0,0,-181,-191,-591,-451,-277,-283,-765,-43,-332,-400,-472,-472,-858,-570,-1129,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8]} 1. c4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. O-O c5 6. b3 Be7 7. Bb2 O-O 8. e3 d5 9. Nc3 Qc8 {A14: English Opening: 1...e6 with b3 by White} 10. Qe2 Rd8 11. Ne5 (11. cxd5 Nxd5 12. Rfd1 Nc6 13. d4 Nxc3 14. Bxc3 cxd4 15. Bxd4 Nxd4 16. Nxd4 Bxg2 17. Kxg2 {½-½ (36) Duda,J (2731)-Shankland,S (2731) Prague 2019}) 11... Nc6 12. f4 d4 {...Nxe5 is the strong threat.} 13. Nd1 $146 ({Predecessor:} 13. Bxc6 Bxc6 14. Nxc6 Qxc6 15. Nd1 dxe3 16. Nxe3 Qe4 17. Rad1 {½-½ (56) Gombocz,F (2301)-Bartos,J (2153) Pardubice 2018}) 13... Qc7 14. Nd3 (14. Nf2 {keeps more tension.} Nb4 15. Bxb7 Qxb7 16. a3 Nc6 17. Qf3) 14... dxe3 15. dxe3 Nb4 16. Bxb7 Qxb7 17. Nxb4 cxb4 18. Nf2 Rd7 19. Rad1 Rad8 20. Rxd7 Rxd7 21. Rd1 Rxd1+ 22. Qxd1 Nd7 23. Qd2 a5 24. Bd4 f6 25. Qd3 Nc5 26. Bxc5 Bxc5 27. Ne4 Qc7 28. Kf2 f5 29. Ng5 Qe7 30. Nf3 h6 31. h3 Qd6 32. Qxd6 (32. Qe2 {is interesting.} Qd8 33. Kg2 Qf6 34. Ne5 Bd6 35. Nd3) 32... Bxd6 $11 {[%mdl 4096] Endgame KB-KN} 33. Nd4 Kf7 34. Kf3 g6 35. g4 Kf6 36. Nc6 Bc5 37. Ne5 Kg7 38. e4 Bd4 39. Nc6 Bc5 40. Ne5 Bd4 41. Nd3 Kf6 42. Ne1 Bc5 43. Nc2 e5 44. Ne1 (44. gxf5 $11 {keeps the balance.} gxf5 45. Ne1) 44... exf4 (44... fxg4+ $17 45. hxg4 exf4) 45. exf5 gxf5 46. Nd3 Bd6 47. Nxf4 $2 (47. Kf2 $11) 47... fxg4+ $19 48. hxg4 $2 (48. Kxg4 Ke5 49. Kf3) 48... Ke5 49. Nd5 Bc5 $1 50. Ne3 $2 (50. Nf4) 50... Be7 $2 (50... Kd4 $1 $19 {Hoping for ...Kc3.} 51. Nf5+ Kc3 52. Nxh6 Kb2) 51. Nc2 $2 {[%mdl 8192]} (51. Nd5 $15 Bc5 52. Ke2) 51... Bg5 52. Ke2 Ke4 53. a3 (53. Ne1 $142 Kf4 54. Kf1) 53... bxa3 {aiming for ...a2.} 54. Nxa3 Kf4 $2 (54... Be3 55. Nb5 Bc5 56. Nc3+ Kf4 57. Nd5+ Kxg4 58. Nf6+ Kf5) 55. c5 bxc5 {[%cal Bb6c5,Bc5c4][%mdl 32]} 56. Nc4 Bd8 $1 ({Don't do} 56... Kxg4 57. Nxa5 Kg3 58. Kf1 $19) 57. Ne3 Ke4 $1 58. Nf5 Bg5 $1 59. Nd6+ {[#]} Kd4 $1 {[%cal Rd4c3]} 60. Nb7 {[#]} c4 $1 {[%cal Rc4b3]} 61. Nxa5 c3 {( -> ...c2)} 62. Nc6+ Kc5 63. Kd3 Kxc6 64. Kxc3 {KB-KPP} Kd5 65. Kd3 Ke5 {White must now prevent ...Kf4.} 66. Ke2 Kf4 {Strongly threatening ...Kg3.} 67. Kf2 Be7 68. b4 Bxb4 69. Kg2 Kxg4 $2 (69... Bc5 $19 {And now ...Bf8 would win.} 70. Kh2 Kf3) 70. Kg1 {The position is equal.} h5 71. Kg2 h4 72. Kg1 Kg3 73. Kh1 h3 74. Kg1 h2+ 75. Kh1 Kh3 {Accuracy: White = 50%, Black = 61%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.6"]
[White "Berczes, David"]
[Black "Beradze, Irakli"]
[Result "0-1"]
[ECO "A09"]
[WhiteElo "2488"]
[BlackElo "2493"]
[Annotator "RC"]
[PlyCount "62"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} d4 {[%emt 0:04:41]} 3. b4 {[%emt 0:00:00]} f6 {[%emt 0:00:50]} 4. e3 {[%emt 0:00:00]} dxe3 {[%emt 0:02:33]} 5. fxe3 {[%emt 0:00:05]} e5 {[%emt 0:00:04]} 6. c5 {[%emt 0:00:47]} a5 {[%emt 0:08:56]} 7. Bb5+ {[%emt 0:29:20]} Bd7 {[%emt 0:22:48]} 8. Bc4 {[%emt 0:14:49]} axb4 {[%emt 0:04:55]} 9. O-O {[%emt 0:12:02]} Qe7 {[%emt 0:05:25]} 10. d4 {[%emt 0:03:16]} Nc6 {[%emt 0:00:19]} 11. a3 {[%emt 0:03:13]} e4 {[%emt 0:05:18]} 12. Nfd2 {[%emt 0:04:41]} f5 {[%emt 0:08:37]} 13. Bb2 {[%emt 0:07:05]} Nf6 {[%emt 0:00:49]} 14. axb4 {[%emt 0:11:59]} Rxa1 {[%emt 0:01:19]} 15. Bxa1 {[%emt 0:00:04]} Ng4 {[%emt 0:07:17]} 16. Qe1 {[%emt 0:01:08]} Nxb4 {[%emt 0:02:37]} 17. Na3 {[%emt 0:00:12]} Qg5 {[%emt 0:05:09]} 18. Rf4 {[%emt 0:00:41]} Be7 {[%emt 0:00:15]} 19. Bc3 {[%emt 0:07:40]} Nd3 {[%emt 0:01:03]} 20. Bxd3 {[%emt 0:00:18]} exd3 {[%emt 0:00:04]} 21. Nac4 {[%emt 0:01:35]} O-O {[%emt 0:04:54]} 22. h3 {[%emt 0:01:24]} Nf6 {[%emt 0:00:09]} 23. Ne5 {[%emt 0:00:40]} Be6 {[%emt 0:00:59]} 24. Bb2 {[%emt 0:00:26]} Nd5 {[%emt 0:00:39]} 25. Rf3 {[%emt 0:00:03]} f4 {[%emt 0:00:36]} 26. Ne4 {[%emt 0:00:51]} d2 {[%emt 0:01:28]} 27. Qe2 {[%emt 0:00:38]} Qh4 {[%emt 0:03:34]} 28. Nxd2 {[%emt 0:00:19]} Nxe3 {[%emt 0:00:33]} 29. Ndc4 {[%emt 0:00:30]} Nxc4 {[%emt 0:00:57]} 30. Nxc4 {[%emt 0:00:04]} Bd5 {[%emt 0:00:03]} 31. Rf1 {[%emt 0:00:35]} f3 {[%emt 0:00:25]} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.7"]
[White "Javakhadze, Zurab"]
[Black "Popilski, Gil"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2441"]
[BlackElo "2468"]
[Annotator "ChessBase"]
[PlyCount "72"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:01:34]} d5 {[%emt 0:02:00]} 2. c4 {[%emt 0:01:27]} dxc4 {[%emt 0:00:09]} 3. e3 {[%emt 0:03:50]} Nf6 {[%emt 0:00:56]} 4. Nf3 {[%emt 0:00:42]} e6 {[%emt 0:00:13]} 5. Bxc4 {[%emt 0:00:06]} c5 {[%emt 0:00:04]} 6. O-O {[%emt 0:00:22]} a6 {[%emt 0:00:04]} 7. dxc5 {[%emt 0:01:10]} Bxc5 {[%emt 0:00:23]} 8. Qxd8+ {[%emt 0:01:38]} Kxd8 {[%emt 0:00:03]} 9. a3 {[%emt 0:00:51]} Ke7 {[%emt 0:00:47]} 10. b4 {[%emt 0:01:25]} Bd6 {[%emt 0:00:10]} 11. Bb2 {[%emt 0:00:08]} Nbd7 {[%emt 0:00:17]} 12. Nbd2 {[%emt 0:01:21]} b5 {[%emt 0:00:07]} 13. Be2 {[%emt 0:02:52]} Bb7 {[%emt 0:00:10]} 14. Rac1 {[%emt 0:01:43]} Rhc8 {[%emt 0:00:44]} 15. Nb3 {[%emt 0:02:10]} Rxc1 {[%emt 0:02:56]} 16. Rxc1 {[%emt 0:03:03]} Rc8 {[%emt 0:00:04]} 17. Rxc8 {[%emt 0:00:57]} Bxc8 {[%emt 0:00:02]} 18. Nfd4 {[%emt 0:02:42]} Nb6 {[%emt 0:01:46]} 19. f3 {[%emt 0:02:16]} Nfd5 {[%emt 0:04:58]} 20. Kf2 {[%emt 0:01:11]} f6 {[%emt 0:04:23]} 21. e4 {[%emt 0:01:52]} Nf4 {[%emt 0:00:07]} 22. Bf1 {[%emt 0:00:30]} e5 {[%emt 0:00:26]} 23. Nc6+ {[%emt 0:00:28]} Ke8 {[%emt 0:00:28]} 24. g3 {[%emt 0:00:21]} Ng6 {[%emt 0:00:50]} 25. Bc1 {[%emt 0:01:00]} Ne7 {[%emt 0:00:24]} 26. Nxe7 {[%emt 0:00:24]} Kxe7 {[%emt 0:00:20]} 27. Be3 {[%emt 0:00:39]} Nc4 {[%emt 0:00:40]} 28. Bxc4 {[%emt 0:01:16]} bxc4 {[%emt 0:00:02]} 29. Nc5 {[%emt 0:00:47]} Bxc5 {[%emt 0:00:06]} 30. bxc5 {[%emt 0:00:46]} Kd7 {[%emt 0:00:23]} 31. Ke2 {[%emt 0:00:12]} Kc6 {[%emt 0:00:07]} 32. Kd2 {[%emt 0:01:58]} Bh3 {[%emt 0:01:06]} 33. Kc3 {[%emt 0:00:18]} Bg2 {[%emt 0:00:40]} 34. f4 {[%emt 0:00:09]} exf4 {[%emt 0:00:11]} 35. gxf4 {[%emt 0:00:08]} Bxe4 {[%emt 0:00:07]} 36. Kxc4 {[%emt 0:00:08]} Bf5 {[%emt 0:00:05]} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.8"]
[White "Mishra, Abhimanyu"]
[Black "Sorokin, Aleksey"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2377"]
[BlackElo "2514"]
[Annotator "ChessBase"]
[PlyCount "174"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:23]} c6 {[%emt 0:00:03]} 2. d4 {[%emt 0:00:02]} d5 {[%emt 0:00:11]} 3. e5 {[%emt 0:00:01]} Bf5 {[%emt 0:00:10]} 4. Nf3 {[%emt 0:00:02]} e6 {[%emt 0:00:24]} 5. Be2 {[%emt 0:00:03]} Ne7 {[%emt 0:00:09]} 6. O-O {[%emt 0:01:05]} c5 {[%emt 0:00:10]} 7. Be3 {[%emt 0:06:11]} Nec6 {[%emt 0:02:25]} 8. c4 {[%emt 0:14:51]} dxc4 {[%emt 0:00:45]} 9. Bxc4 {[%emt 0:01:55]} cxd4 {[%emt 0:01:10]} 10. Nxd4 {[%emt 0:06:21]} Nxd4 {[%emt 0:00:33]} 11. Bxd4 {[%emt 0:01:43]} a6 {[%emt 0:04:34]} 12. Bc3 {[%emt 0:03:55]} Nc6 {[%emt 0:01:01]} 13. a3 {[%emt 0:02:37]} Bc5 {[%emt 0:01:30]} 14. Nd2 {[%emt 0:04:07]} Bd4 {[%emt 0:03:09]} 15. Re1 {[%emt 0:07:15]} Bxc3 {[%emt 0:02:36]} 16. bxc3 {[%emt 0:00:06]} O-O {[%emt 0:01:22]} 17. Nf3 {[%emt 0:05:52]} Bg4 {[%emt 0:00:51]} 18. Bd3 {[%emt 0:04:53]} Rc8 {[%emt 0:01:59]} 19. Be4 {[%emt 0:05:32]} Bxf3 {[%emt 0:01:10]} 20. Qxf3 {[%emt 0:03:09]} g6 {[%emt 0:00:13]} 21. Qf4 {[%emt 0:03:22]} Qc7 {[%emt 0:01:55]} 22. Bf3 {[%emt 0:03:28]} Na5 {[%emt 0:01:22]} 23. Rac1 {[%emt 0:02:52]} Nc4 {[%emt 0:01:45]} 24. a4 {[%emt 0:01:02]} f6 {[%emt 0:01:48]} 25. Qg4 {[%emt 0:01:19]} f5 {[%emt 0:01:04]} 26. Qf4 {[%emt 0:00:43]} Rfd8 {[%emt 0:01:33]} 27. Rb1 {[%emt 0:03:14]} b6 {[%emt 0:02:16]} 28. Be2 {[%emt 0:01:13]} Nd2 {[%emt 0:00:18]} 29. Rbd1 {[%emt 0:02:58]} Ne4 {[%emt 0:01:15]} 30. Bxa6 {[%emt 0:02:03]} Rxd1 {[%emt 0:00:06]} 31. Rxd1 {[%emt 0:00:02]} Rd8 {[%emt 0:00:06]} 32. Rxd8+ {[%emt 0:02:20]} Qxd8 {[%emt 0:00:05]} 33. Qe3 {[%emt 0:05:01]} Qc7 {[%emt 0:01:59]} 34. Qd4 {[%emt 0:00:56]} Kf7 {[%emt 0:01:52]} 35. Bc4 {[%emt 0:03:47]} Nc5 {[%emt 0:00:10]} 36. Bb5 {[%emt 0:01:47]} h6 {[%emt 0:00:56]} 37. f3 {[%emt 0:00:53]} Nb3 {[%emt 0:01:07]} 38. Qd6 {[%emt 0:01:08]} Qxd6 {[%emt 0:03:22]} 39. exd6 {[%emt 0:00:03]} g5 {[%emt 0:01:06]} 40. Kf2 {[%emt 0:01:05]} Nc5 {[%emt 0:00:31]} 41. Ke3 {[%emt 0:00:31]} e5 {[%emt 0:00:10]} 42. c4 {[%emt 0:00:29]} Ke6 {[%emt 0:00:46]} 43. d7 {[%emt 0:00:21]} Ke7 {[%emt 0:02:26]} 44. Bc6 {[%emt 0:00:25]} Kd8 {[%emt 0:01:04]} 45. g4 {[%emt 0:00:36]} f4+ {[%emt 0:00:28]} 46. Kd2 {[%emt 0:00:17]} Kc7 {[%emt 0:02:50]} 47. Kc3 {[%emt 0:00:43]} Nxd7 {[%emt 0:01:37]} 48. Bd5 {[%emt 0:00:35]} Kd6 {[%emt 0:02:10]} 49. h3 {[%emt 0:00:33]} Kc5 {[%emt 0:01:08]} 50. Be6 {[%emt 0:00:31]} Nf6 {[%emt 0:00:32]} 51. Bf5 {[%emt 0:00:28]} Ne8 {[%emt 0:00:53]} 52. Be4 {[%emt 0:00:22]} Nc7 {[%emt 0:00:44]} 53. Bf5 {[%emt 0:00:35]} Na6 {[%emt 0:00:37]} 54. Be4 {[%emt 0:00:28]} Nb4 {[%emt 0:01:24]} 55. Bb1 {[%emt 0:00:31]} Nc6 {[%emt 0:00:46]} 56. Be4 {[%emt 0:00:23]} Nd4 {[%emt 0:00:32]} 57. Bd5 {[%emt 0:00:39]} Ne2+ {[%emt 0:01:10]} 58. Kd2 {[%emt 0:00:26]} Ng3 {[%emt 0:00:33]} 59. Kd3 {[%emt 0:00:38]} Kd6 {[%emt 0:01:18]} 60. Bb7 {[%emt 0:00:30]} Nf1 {[%emt 0:01:22]} 61. Ke2 {[%emt 0:00:23]} Ne3 {[%emt 0:00:48]} 62. Kd3 {[%emt 0:00:08]} Nd1 {[%emt 0:00:37]} 63. Kc2 {[%emt 0:00:25]} Nf2 {[%emt 0:00:12]} 64. Kd2 {[%emt 0:00:17]} Kc5 {[%emt 0:00:19]} 65. Ke2 {[%emt 0:00:31]} Nh1 {[%emt 0:00:53]} 66. Kd3 {[%emt 0:00:08]} Ng3 {[%emt 0:00:32]} 67. Bd5 {[%emt 0:00:27]} Nf1 {[%emt 0:01:12]} 68. Bb7 {[%emt 0:00:19]} Ne3 {[%emt 0:00:31]} 69. Ba6 {[%emt 0:00:18]} Kc6 {[%emt 0:01:30]} 70. Ke4 {[%emt 0:00:53]} Kd6 {[%emt 0:00:20]} 71. Kd3 {[%emt 0:00:40]} Nd1 {[%emt 0:00:46]} 72. Kd2 {[%emt 0:01:07]} Nb2 {[%emt 0:06:46]} 73. Bb5 {[%emt 0:00:23]} Kc5 {[%emt 0:00:27]} 74. Kc3 {[%emt 0:00:07]} Nd1+ {[%emt 0:06:04]} 75. Kd2 {[%emt 0:00:30]} Ne3 {[%emt 0:00:20]} 76. Kd3 {[%emt 0:00:37]} Kb4 {[%emt 0:35:12]} 77. Ba6 {[%emt 0:00:57]} Kxa4 {[%emt 0:00:00]} 78. Bb5+ {[%emt 0:00:43]} Kb4 {[%emt 0:00:00]} 79. Ba6 {[%emt 0:00:10]} Kc5 {[%emt 0:00:00]} 80. Bb5 {[%emt 0:00:29]} Nd1 {[%emt 0:00:00]} 81. Kd2 {[%emt 0:00:39]} Nb2 {[%emt 0:00:00]} 82. Kc3 {[%emt 0:00:45]} e4 {[%emt 0:00:00]} 83. fxe4 {[%emt 0:00:23]} f3 {[%emt 0:00:00]} 84. Kd2 {[%emt 0:00:09]} Nxc4+ {[%emt 0:00:00]} 85. Bxc4 {[%emt 0:00:10]} Kxc4 {[%emt 0:00:00]} 86. Ke3 {[%emt 0:00:08]} b5 {[%emt 0:00:00]} 87. Kxf3 {[%emt 0:00:04]} Kd4 {[%emt 0:00:00]} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.9"]
[White "Nguyen, Emily"]
[Black "Drozdowski, Kacper"]
[Result "1/2-1/2"]
[ECO "A84"]
[WhiteElo "2183"]
[BlackElo "2484"]
[Annotator "ChessBase"]
[PlyCount "75"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:06:45]} b6 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:07]} Bb7 {[%emt 0:00:00]} 3. g3 {[%emt 0:00:04]} e6 {[%emt 0:00:07]} 4. c4 {[%emt 0:00:27]} f5 {[%emt 0:01:42]} 5. Bg2 {[%emt 0:00:36]} Nf6 {[%emt 0:00:12]} 6. O-O {[%emt 0:01:34]} Na6 {[%emt 0:01:56]} 7. a3 {[%emt 0:05:22]} Be7 {[%emt 0:00:21]} 8. d5 {[%emt 0:06:45]} Nc5 {[%emt 0:01:27]} 9. Nd4 {[%emt 0:13:17]} a5 {[%emt 0:07:10]} 10. dxe6 {[%emt 0:01:38]} Bxg2 {[%emt 0:01:06]} 11. exd7+ {[%emt 0:00:40]} Qxd7 {[%emt 0:00:11]} 12. Kxg2 {[%emt 0:00:03]} Rd8 {[%emt 0:02:52]} 13. e3 {[%emt 0:00:48]} Ne6 {[%emt 0:01:44]} 14. Nc3 {[%emt 0:06:09]} Nxd4 {[%emt 0:04:02]} 15. exd4 {[%emt 0:00:04]} Qxd4 {[%emt 0:00:42]} 16. Qe2 {[%emt 0:00:16]} Qd3 {[%emt 0:03:41]} 17. Qe5 {[%emt 0:18:17]} Qxc4 {[%emt 0:01:34]} 18. Bf4 {[%emt 0:01:02]} Rd7 {[%emt 0:06:16]} 19. Rad1 {[%emt 0:01:42]} Qc6+ {[%emt 0:00:50]} 20. Kg1 {[%emt 0:02:24]} O-O {[%emt 0:01:45]} 21. Rxd7 {[%emt 0:00:41]} Qxd7 {[%emt 0:00:07]} 22. Qxc7 {[%emt 0:00:48]} Qxc7 {[%emt 0:00:40]} 23. Bxc7 {[%emt 0:00:05]} Rc8 {[%emt 0:00:21]} 24. Bxb6 {[%emt 0:02:08]} Bxa3 {[%emt 0:00:07]} 25. bxa3 {[%emt 0:02:40]} Rxc3 {[%emt 0:00:09]} 26. Bxa5 {[%emt 0:00:27]} Rxa3 {[%emt 0:00:02]} 27. Bc7 {[%emt 0:00:45]} Ne4 {[%emt 0:00:16]} 28. h4 {[%emt 0:01:14]} Kf7 {[%emt 0:00:28]} 29. Kg2 {[%emt 0:01:29]} Ra2 {[%emt 0:00:14]} 30. Bb6 {[%emt 0:00:10]} h6 {[%emt 0:01:30]} 31. Be3 {[%emt 0:00:54]} g5 {[%emt 0:00:24]} 32. hxg5 {[%emt 0:00:03]} hxg5 {[%emt 0:00:04]} 33. Rb1 {[%emt 0:00:17]} f4 {[%emt 0:01:18]} 34. gxf4 {[%emt 0:00:05]} gxf4 {[%emt 0:00:03]} 35. Bxf4 {[%emt 0:00:34]} Rxf2+ {[%emt 0:00:11]} 36. Kg1 {[%emt 0:00:04]} Rxf4 {[%emt 0:00:08]} 37. Rf1 {[%emt 0:00:02]} Rxf1+ {[%emt 0:00:09]} 38. Kxf1 {[%emt 0:00:04]} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.10"]
[White "Arribas Lopez, Angel"]
[Black "Reshef, Omer"]
[Result "1-0"]
[ECO "C72"]
[WhiteElo "2440"]
[BlackElo "2467"]
[Annotator "ChessBase"]
[PlyCount "105"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:01]} Nc6 {[%emt 0:00:00]} 3. Bb5 {[%emt 0:00:17]} a6 {[%emt 0:00:12]} 4. Ba4 {[%emt 0:00:12]} d6 {[%emt 0:00:53]} 5. O-O {[%emt 0:01:27]} g6 {[%emt 0:02:27]} 6. d4 {[%emt 0:00:43]} b5 {[%emt 0:13:55]} 7. Bb3 {[%emt 0:01:00]} Bg7 {[%emt 0:00:20]} 8. dxe5 {[%emt 0:08:41]} dxe5 {[%emt 0:03:56]} 9. Qxd8+ {[%emt 0:00:54]} Nxd8 {[%emt 0:00:19]} 10. a4 {[%emt 0:00:09]} b4 {[%emt 0:07:05]} 11. a5 {[%emt 0:07:32]} Be6 {[%emt 0:02:27]} 12. Ba4+ {[%emt 0:01:25]} Bd7 {[%emt 0:05:53]} 13. Bxd7+ {[%emt 0:01:25]} Kxd7 {[%emt 0:00:03]} 14. Rd1+ {[%emt 0:00:11]} Kc8 {[%emt 0:01:46]} 15. Nbd2 {[%emt 0:04:30]} Nf6 {[%emt 0:05:51]} 16. Re1 {[%emt 0:03:00]} Nc6 {[%emt 0:11:34]} 17. Nb3 {[%emt 0:01:31]} Bf8 {[%emt 0:05:02]} 18. Bg5 {[%emt 0:02:21]} Ne8 {[%emt 0:02:10]} 19. Nfd2 {[%emt 0:04:15]} f6 {[%emt 0:07:26]} 20. Be3 {[%emt 0:01:26]} Nd6 {[%emt 0:00:06]} 21. Bc5 {[%emt 0:06:01]} Nb5 {[%emt 0:00:46]} 22. Be3 {[%emt 0:00:25]} Be7 {[%emt 0:02:45]} 23. Nc4 {[%emt 0:00:09]} Rb8 {[%emt 0:05:08]} 24. Red1 {[%emt 0:01:06]} Nd6 {[%emt 0:00:58]} 25. Nxd6+ {[%emt 0:04:21]} Bxd6 {[%emt 0:00:08]} 26. Rd5 {[%emt 0:00:15]} Ne7 {[%emt 0:03:01]} 27. Rd3 {[%emt 0:00:04]} Rb5 {[%emt 0:00:05]} 28. Rad1 {[%emt 0:00:06]} Kb7 {[%emt 0:06:01]} 29. g4 {[%emt 0:03:53]} Nc6 {[%emt 0:01:04]} 30. Rxd6 {[%emt 0:03:42]} cxd6 {[%emt 0:00:02]} 31. Rxd6 {[%emt 0:00:09]} Nd4 {[%emt 0:09:20]} 32. Nxd4 {[%emt 0:02:34]} exd4 {[%emt 0:00:01]} 33. Bxd4 {[%emt 0:00:10]} Re8 {[%emt 0:00:12]} 34. f3 {[%emt 0:00:34]} f5 {[%emt 0:00:02]} 35. gxf5 {[%emt 0:01:01]} gxf5 {[%emt 0:00:01]} 36. e5 {[%emt 0:00:10]} Rxa5 {[%emt 0:00:52]} 37. Rb6+ {[%emt 0:02:57]} Kc7 {[%emt 0:00:11]} 38. Rxb4 {[%emt 0:00:03]} Ra1+ {[%emt 0:00:48]} 39. Kf2 {[%emt 0:00:46]} Rg8 {[%emt 0:00:37]} 40. Bc3 {[%emt 0:03:45]} Rc1 {[%emt 0:00:44]} 41. Rh4 {[%emt 0:00:06]} f4 {[%emt 0:02:29]} 42. Rxf4 {[%emt 0:00:27]} Rxc2+ {[%emt 0:00:03]} 43. Ke3 {[%emt 0:00:05]} Rxh2 {[%emt 0:00:05]} 44. Rf7+ {[%emt 0:00:30]} Kc6 {[%emt 0:02:29]} 45. Rf6+ {[%emt 0:00:05]} Kb5 {[%emt 0:00:13]} 46. f4 {[%emt 0:01:25]} h5 {[%emt 0:00:12]} 47. Bd4 {[%emt 0:02:09]} Rg3+ {[%emt 0:02:46]} 48. Ke4 {[%emt 0:00:05]} Re2+ {[%emt 0:00:51]} 49. Kd5 {[%emt 0:02:23]} Rd3 {[%emt 0:00:01]} 50. Rb6+ {[%emt 0:00:13]} Ka5 {[%emt 0:00:13]} 51. b4+ {[%emt 0:00:03]} Ka4 {[%emt 0:00:05]} 52. Kc4 {[%emt 0:00:07]} Rxd4+ {[%emt 0:01:43]} 53. Kxd4 {[%emt 0:00:04]} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.11"]
[White "Nakar, Eylon"]
[Black "Li, Zhaozhi"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2441"]
[BlackElo "2423"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,72,5,20,27,22,31,66,0,0,0,0,0,0,0,0,0,16,2,6,14,53,21,31,21,91,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-10,-11,-35,-33,-39,-46,-37,-22,-54,-38,-56,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. c3 Ngf6 ({Predecessor:} 4... a6 5. Bd3 {0-1 (40) Banzea,A (2313)-Levin,E (2523) Alba Iulia 2018}) 5. Bd3 a6 $146 (5... e6 6. O-O b6 7. Bc2 Bb7 8. Re1 Be7 9. d4 O-O 10. Nbd2 cxd4 11. cxd4 Rc8 12. Nf1 d5 {0-1 (20) Vachier Lagrave,M (2774)-Wei,Y (2721) chess.com INT 2019}) 6. Bc2 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} c4 7. Qe2 b5 8. a4 (8. b3 $14) 8... Bb7 $11 9. axb5 axb5 10. Rxa8 Qxa8 11. Na3 Bxe4 12. Nxb5 {Strongly threatening Nc7+.} Qb7 13. d3 cxd3 14. Bxd3 e6 15. Bf4 e5 16. Bxe4 Nxe4 {[#]} (16... Qxe4 $11 {remains equal.} 17. Qxe4 Nxe4) 17. Be3 ({White should play} 17. O-O $1 $16) 17... Be7 18. O-O O-O 19. c4 d5 20. cxd5 Rb8 21. Ba7 {[%mdl 64] [#] Discovered Attack} Qxb5 22. Qxe4 Rb7 $36 {[%mdl 2048] Black fights for an advantage.} 23. Bd4 f5 24. Qe3 e4 25. Ne5 (25. Ne1 {is more complex.} Qxd5 26. Nc2 Nf8 27. Bc3 Rd7 28. Qd4) 25... Qxd5 26. Nxd7 Rxd7 27. Bc3 Bc5 28. Qf4 h6 29. g3 g5 (29... Kh7 $15) 30. Qb8+ {The position is equal.} Kf7 {Hoping for ...e3.} 31. Qh8 {Black must now prevent Qf6+.} e3 32. Qf6+ (32. Qxh6 $2 exf2+ 33. Rxf2 Re7 $19) 32... Ke8 33. Qh8+ Kf7 34. Qf6+ ({Avoid the trap} 34. Qxh6 $2 exf2+ 35. Rxf2 Re7 $19) 34... Ke8 35. Qh8+ Kf7 36. Qf6+ ({But not} 36. Qxh6 $2 exf2+ 37. Rxf2 Re7 $19) 36... Ke8 {Accuracy: White = 53%, Black = 68%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.12"]
[White "Hong, Andrew"]
[Black "Guo, Arthur"]
[Result "1-0"]
[ECO "B91"]
[WhiteElo "2440"]
[BlackElo "2295"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,75,39,32,29,41,27,71,25,56,59,56,63,73,61,72,60,78,49,91,98,106,84,148,145,148,145,172,166,180,156,159,156,279,277,274,258,285,297,354,354,364,360,347,332,358,362,389,380,429,427,433,427,991,992,991,991,979,976]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 g6 7. Bg2 Bg7 8. O-O O-O 9. h3 Bd7 10. Be3 Nc6 11. Nde2 {B91: Sicilian Najdorf: 6 g3} b5 12. Nd5 Be6 $146 ({Predecessor:} 12... Rb8 13. c3 b4 14. c4 e6 15. Nxf6+ Qxf6 16. Rb1 Ne5 17. b3 Nf3+ 18. Kh1 Bc6 {½-½ (41) Vitiugov,N (2734)-Artemiev,V (2754) Sochi 2019}) 13. Nef4 {White is better.} Bxd5 14. exd5 Ne5 15. b3 Qc7 16. Ne2 Ned7 17. Nd4 Rac8 18. Nc6 Nb8 {next ...Nxd5 is good for Black.} 19. c4 Nxc6 20. dxc6 bxc4 ({Black should play} 20... e6) 21. bxc4 $16 e6 {[#]} 22. Rc1 $1 h5 23. Qb3 Rb8 24. Qa4 a5 25. Bd2 Ra8 (25... Rfc8 $16 {was worth a try.} 26. Bxa5 Qa7) 26. Rb1 $18 {[%cal Bc1b1,Bb1b7,Bb7d7][%mdl 32]} d5 27. Rb7 Qd6 28. cxd5 Nxd5 29. Rd7 Qe5 {intending ...Nb6.} 30. Bxd5 exd5 31. c7 d4 32. Rc1 h4 33. Bf4 Qf5 34. Qc6 {White is clearly winning.} hxg3 35. Bxg3 Bh6 {[#]} (35... Rac8 $142 36. Kg2 Qf6) 36. Qxa8 $1 {[%mdl 576] Remove Defender, Decoy, Promotion} Rxa8 37. Rd8+ {[%mdl 64] Double Attack} Kh7 38. Rxa8 {Accuracy: White = 79%, Black = 28%.} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.13"]
[White "Tsay, Vincent"]
[Black "Bajarani, Ulvi"]
[Result "1-0"]
[ECO "E16"]
[WhiteElo "2233"]
[BlackElo "2501"]
[Annotator "ChessBase"]
[PlyCount "88"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:01:10]} Nf6 {[%emt 0:00:54]} 2. Nf3 {[%emt 0:00:09]} e6 {[%emt 0:00:17]} 3. g3 {[%emt 0:00:23]} b6 {[%emt 0:00:08]} 4. Bg2 {[%emt 0:00:16]} Bb7 {[%emt 0:00:06]} 5. c4 {[%emt 0:01:05]} Bb4+ {[%emt 0:00:41]} 6. Bd2 {[%emt 0:00:10]} a5 {[%emt 0:00:08]} 7. O-O {[%emt 0:00:10]} O-O {[%emt 0:00:07]} 8. Bf4 {[%emt 0:01:17]} Be7 {[%emt 0:00:46]} 9. Nc3 {[%emt 0:00:35]} Ne4 {[%emt 0:00:13]} 10. Rc1 {[%emt 0:00:59]} Na6 {[%emt 0:07:28]} 11. Nxe4 {[%emt 0:01:24]} Bxe4 {[%emt 0:00:08]} 12. Ne5 {[%emt 0:00:21]} Bxg2 {[%emt 0:00:09]} 13. Kxg2 {[%emt 0:00:03]} Qc8 {[%emt 0:01:40]} 14. Kg1 {[%emt 0:12:52]} Rd8 {[%emt 0:00:41]} 15. e4 {[%emt 0:05:58]} Qb7 {[%emt 0:00:44]} 16. Qh5 {[%emt 0:04:48]} g6 {[%emt 0:00:42]} 17. Qf3 {[%emt 0:01:43]} f6 {[%emt 0:02:44]} 18. Nd3 {[%emt 0:10:45]} Rf8 {[%emt 0:04:42]} 19. Rfe1 {[%emt 0:03:58]} Rf7 {[%emt 0:01:41]} 20. a3 {[%emt 0:02:11]} d6 {[%emt 0:00:52]} 21. Qg4 {[%emt 0:08:00]} e5 {[%emt 0:00:43]} 22. Be3 {[%emt 0:03:14]} a4 {[%emt 0:00:38]} 23. h4 {[%emt 0:02:27]} Qc8 {[%emt 0:00:43]} 24. Qxc8+ {[%emt 0:04:28]} Rxc8 {[%emt 0:00:08]} 25. Nb4 {[%emt 0:02:27]} Nb8 {[%emt 0:04:38]} 26. c5 {[%emt 0:06:14]} exd4 {[%emt 0:00:26]} 27. cxd6 {[%emt 0:00:11]} dxe3 {[%emt 0:00:06]} 28. dxe7 {[%emt 0:00:46]} exf2+ {[%emt 0:00:23]} 29. Kxf2 {[%emt 0:00:01]} Rxe7 {[%emt 0:03:40]} 30. Nd5 {[%emt 0:00:10]} Re6 {[%emt 0:01:46]} 31. Nxc7 {[%emt 0:00:31]} Rd6 {[%emt 0:00:47]} 32. Nd5 {[%emt 0:01:18]} Re8 {[%emt 0:00:27]} 33. Red1 {[%emt 0:03:22]} Kf7 {[%emt 0:01:19]} 34. Rc7+ {[%emt 0:04:33]} Rd7 {[%emt 0:00:22]} 35. Rdc1 {[%emt 0:01:42]} Rxe4 {[%emt 0:03:20]} 36. Nxb6 {[%emt 0:02:18]} Rxc7 {[%emt 0:02:50]} 37. Rxc7+ {[%emt 0:00:03]} Ke6 {[%emt 0:00:11]} 38. Rc8 {[%emt 0:01:54]} Na6 {[%emt 0:04:38]} 39. Re8+ {[%emt 0:01:22]} Kf5 {[%emt 0:00:08]} 40. Rxe4 {[%emt 0:00:06]} Kxe4 {[%emt 0:00:06]} 41. Nxa4 {[%emt 0:00:03]} h5 {[%emt 0:00:20]} 42. b4 {[%emt 0:00:31]} Nc7 {[%emt 0:00:09]} 43. Nc5+ {[%emt 0:00:46]} Kd4 {[%emt 0:00:34]} 44. Nd7 {[%emt 0:00:27]} Ke4 {[%emt 0:58:47]} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.14"]
[White "Wang, Jason"]
[Black "Wheeler, Cameron"]
[Result "1-0"]
[ECO "E10"]
[WhiteElo "2300"]
[BlackElo "2397"]
[Annotator "NA"]
[PlyCount "69"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[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. Nf3 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 4. d5 {[%emt 0:00:00]} b5 {[%emt 0:00:00]} 5. Bg5 {[%emt 0:00:06]} exd5 {[%emt 0:00:38]} 6. cxd5 {[%emt 0:00:06]} d6 {[%emt 0:00:07]} 7. e4 {[%emt 0:00:14]} a6 {[%emt 0:00:05]} 8. Nbd2 {[%emt 0:00:09]} Be7 {[%emt 0:01:34]} 9. Bf4 {[%emt 0:00:08]} O-O {[%emt 0:03:56]} 10. a4 {[%emt 0:00:03]} Re8 {[%emt 0:01:03]} 11. Bd3 {[%emt 0:25:15]} c4 {[%emt 0:12:27]} 12. Bc2 {[%emt 0:03:01]} Bb7 {[%emt 0:06:32]} 13. Nd4 {[%emt 0:06:22]} b4 {[%emt 0:21:26]} 14. O-O {[%emt 0:10:27]} Bf8 {[%emt 0:01:08]} 15. Qf3 {[%emt 0:05:57]} Qc7 {[%emt 0:16:04]} 16. Rac1 {[%emt 0:02:34]} c3 {[%emt 0:03:20]} 17. Bb3 {[%emt 0:03:54]} Qb6 {[%emt 0:08:04]} 18. bxc3 {[%emt 0:00:32]} bxc3 {[%emt 0:00:05]} 19. Qxc3 {[%emt 0:00:08]} Nxe4 {[%emt 0:00:36]} 20. Nxe4 {[%emt 0:00:29]} Rxe4 {[%emt 0:00:06]} 21. Be3 {[%emt 0:00:19]} Nd7 {[%emt 0:02:09]} 22. Bc2 {[%emt 0:05:44]} Bxd5 {[%emt 0:00:53]} 23. Bxe4 {[%emt 0:01:28]} Bxe4 {[%emt 0:00:06]} 24. f3 {[%emt 0:01:33]} Bg6 {[%emt 0:01:08]} 25. Ne6 {[%emt 0:02:45]} Qb7 {[%emt 0:00:13]} 26. Nxf8 {[%emt 0:01:28]} Nxf8 {[%emt 0:00:12]} 27. Qc6 {[%emt 0:01:58]} Rb8 {[%emt 0:00:36]} 28. Qxb7 {[%emt 0:01:29]} Rxb7 {[%emt 0:00:07]} 29. Rc6 {[%emt 0:01:05]} Rb4 {[%emt 0:05:11]} 30. Rxd6 {[%emt 0:00:37]} h6 {[%emt 0:01:56]} 31. Rd8 {[%emt 0:00:25]} Rc4 {[%emt 0:00:52]} 32. Rc1 {[%emt 0:00:11]} Bc2 {[%emt 0:00:13]} 33. Rd2 {[%emt 0:00:43]} Bb3 {[%emt 0:00:06]} 34. Rxc4 {[%emt 0:00:07]} Bxc4 {[%emt 0:00:05]} 35. Rd8 {[%emt 0:00:03]} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.15"]
[White "Yim, Sung Ho"]
[Black "Li, Ben"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "2258"]
[BlackElo "2407"]
[Annotator "NA"]
[PlyCount "96"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:03:17]} d5 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:23]} c6 {[%emt 0:00:00]} 3. Nf3 {[%emt 0:00:17]} Nf6 {[%emt 0:00:00]} 4. Nc3 {[%emt 0:00:34]} e6 {[%emt 0:00:00]} 5. e3 {[%emt 0:00:35]} Nbd7 {[%emt 0:00:08]} 6. Qc2 {[%emt 0:01:36]} b6 {[%emt 0:00:41]} 7. b3 {[%emt 0:02:52]} Bb7 {[%emt 0:00:12]} 8. Be2 {[%emt 0:00:12]} Rc8 {[%emt 0:00:16]} 9. Bb2 {[%emt 0:01:18]} c5 {[%emt 0:00:12]} 10. O-O {[%emt 0:06:17]} cxd4 {[%emt 0:00:14]} 11. Nxd4 {[%emt 0:00:29]} dxc4 {[%emt 0:00:13]} 12. Bxc4 {[%emt 0:00:23]} a6 {[%emt 0:00:17]} 13. a4 {[%emt 0:01:58]} Ne5 {[%emt 0:00:10]} 14. Bxe6 {[%emt 0:21:23]} fxe6 {[%emt 0:01:17]} 15. Nxe6 {[%emt 0:00:05]} Qd3 {[%emt 0:01:53]} 16. Qe2 {[%emt 0:05:09]} Qxe2 {[%emt 0:21:37]} 17. Nxe2 {[%emt 0:00:07]} Ned7 {[%emt 0:00:08]} 18. Rac1 {[%emt 0:04:54]} Kf7 {[%emt 0:05:22]} 19. Rxc8 {[%emt 0:02:31]} Bxc8 {[%emt 0:00:02]} 20. Nxf8 {[%emt 0:03:21]} Rxf8 {[%emt 0:00:30]} 21. Rc1 {[%emt 0:01:21]} a5 {[%emt 0:05:56]} 22. Ba3 {[%emt 0:02:28]} Rd8 {[%emt 0:01:24]} 23. Nd4 {[%emt 0:02:42]} Ba6 {[%emt 0:02:23]} 24. Rc7 {[%emt 0:09:30]} Rc8 {[%emt 0:02:22]} 25. Ra7 {[%emt 0:00:13]} Bd3 {[%emt 0:00:41]} 26. f3 {[%emt 0:00:27]} Kg6 {[%emt 0:12:31]} 27. e4 {[%emt 0:05:12]} h5 {[%emt 0:00:40]} 28. Kf2 {[%emt 0:01:40]} Bc2 {[%emt 0:01:09]} 29. Nf5 {[%emt 0:07:31]} Kh7 {[%emt 0:00:20]} 30. b4 {[%emt 0:07:47]} axb4 {[%emt 0:02:12]} 31. Bxb4 {[%emt 0:00:04]} Rc4 {[%emt 0:01:31]} 32. Be7 {[%emt 0:01:15]} Rxa4 {[%emt 0:00:39]} 33. Rc7 {[%emt 0:00:06]} Ra2 {[%emt 0:00:18]} 34. Ke3 {[%emt 0:00:21]} Nd5+ {[%emt 0:01:15]} 35. exd5 {[%emt 0:00:02]} Bxf5 {[%emt 0:00:06]} 36. Kf4 {[%emt 0:00:14]} Kg6 {[%emt 0:00:13]} 37. Rc6+ {[%emt 0:02:31]} Nf6 {[%emt 0:00:02]} 38. g3 {[%emt 0:03:31]} Rd2 {[%emt 0:01:24]} 39. Rxb6 {[%emt 0:02:14]} Rxd5 {[%emt 0:00:37]} 40. Rd6 {[%emt 0:00:41]} Ra5 {[%emt 0:00:30]} 41. h4 {[%emt 0:00:33]} Rb5 {[%emt 0:02:03]} 42. Ra6 {[%emt 0:00:34]} Bh3 {[%emt 0:00:23]} 43. Ba3 {[%emt 0:00:57]} Rf5+ {[%emt 0:00:18]} 44. Ke3 {[%emt 0:00:01]} Bg2 {[%emt 0:00:07]} 45. f4 {[%emt 0:00:22]} Rb5 {[%emt 0:00:11]} 46. Bc1 {[%emt 0:00:37]} Rb3+ {[%emt 0:00:13]} 47. Kf2 {[%emt 0:00:05]} Bb7 {[%emt 0:00:05]} 48. Ra3 {[%emt 0:00:07]} Rb1 {[%emt 0:00:15]} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.16"]
[White "Tiglon, Bryce"]
[Black "Vivekananthan, Anish"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2371"]
[BlackElo "2162"]
[Annotator "NA"]
[PlyCount "87"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:10:54]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:05]} d6 {[%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 0:00:02]} a6 {[%emt 0:00:00]} 6. h4 {[%emt 0:00:03]} e5 {[%emt 0:06:05]} 7. Nb3 {[%emt 0:00:03]} Be6 {[%emt 0:00:11]} 8. f4 {[%emt 0:00:03]} exf4 {[%emt 1:27:44]} 9. Bxf4 {[%emt 0:00:19]} Nc6 {[%emt 0:00:00]} 10. Qd3 {[%emt 0:09:49]} Ne5 {[%emt 0:00:00]} 11. Qe3 {[%emt 0:00:21]} Be7 {[%emt 0:00:00]} 12. O-O-O {[%emt 0:01:01]} Qc7 {[%emt 0:00:00]} 13. Nd4 {[%emt 0:08:08]} O-O {[%emt 0:00:00]} 14. Be2 {[%emt 0:04:22]} Nfd7 {[%emt 0:00:00]} 15. Nf5 {[%emt 0:05:35]} Bxf5 {[%emt 0:00:00]} 16. Nd5 {[%emt 0:02:31]} Qd8 {[%emt 0:00:00]} 17. exf5 {[%emt 0:02:36]} Rc8 {[%emt 0:00:00]} 18. g4 {[%emt 0:08:10]} Re8 {[%emt 0:00:00]} 19. Kb1 {[%emt 0:08:09]} Bf8 {[%emt 0:00:00]} 20. Qd4 {[%emt 0:00:27]} Rc5 {[%emt 0:00:00]} 21. Qd2 {[%emt 0:07:31]} Nc6 {[%emt 0:00:00]} 22. Rh2 {[%emt 0:02:58]} Nf6 {[%emt 0:00:00]} 23. Nxf6+ {[%emt 0:07:00]} Qxf6 {[%emt 0:00:00]} 24. Bf1 {[%emt 0:03:24]} Re4 {[%emt 0:00:00]} 25. c3 {[%emt 0:01:14]} d5 {[%emt 0:00:00]} 26. Bd3 {[%emt 0:01:09]} Re8 {[%emt 0:00:00]} 27. g5 {[%emt 0:00:06]} Qd8 {[%emt 0:00:00]} 28. b4 {[%emt 0:00:30]} Qb6 {[%emt 0:00:00]} 29. Ka1 {[%emt 0:01:06]} Nxb4 {[%emt 0:01:39]} 30. cxb4 {[%emt 0:00:17]} Rc6 {[%emt 0:00:05]} 31. Qb2 {[%emt 0:00:42]} Bxb4 {[%emt 0:01:49]} 32. Rc2 {[%emt 0:02:57]} a5 {[%emt 0:05:58]} 33. Bd2 {[%emt 0:00:53]} Rxc2 {[%emt 0:02:21]} 34. Bxc2 {[%emt 0:00:19]} Qc5 {[%emt 0:00:27]} 35. Bxb4 {[%emt 0:00:25]} axb4 {[%emt 0:00:06]} 36. Bb3 {[%emt 0:00:07]} d4 {[%emt 0:00:51]} 37. g6 {[%emt 0:00:02]} Rd8 {[%emt 0:00:09]} 38. gxf7+ {[%emt 0:00:27]} Kf8 {[%emt 0:00:14]} 39. f6 {[%emt 0:00:28]} gxf6 {[%emt 0:01:09]} 40. Qg2 {[%emt 0:00:02]} d3 {[%emt 0:00:40]} 41. Kb1 {[%emt 0:01:59]} d2 {[%emt 0:00:28]} 42. Qg8+ {[%emt 0:00:10]} Ke7 {[%emt 0:00:03]} 43. f8=Q+ {[%emt 0:00:08]} Rxf8 {[%emt 0:00:08]} 44. Qe6+ {[%emt 0:00:04]} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.17"]
[White "Kambrath, Yannick"]
[Black "Kumar, Nikhil"]
[Result "1/2-1/2"]
[ECO "A14"]
[WhiteElo "2365"]
[BlackElo "2297"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,120,0,0,0,0,0,24,24,31,16,27,27,27,25,24,20,68,77,73,75,69,35,41,49,58,63,75,72,70,72,63,65,63,0,88,100,62,91,137,126,136,113,114,128,117,120,196,191,187,167,361,338,140,0,181,179,174,23,170,170,179,79,81,82,465,483,29990,0,122,0,29989,159,156,150,124,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 e6 2. Nf3 d5 3. b3 Nf6 4. Bb2 Be7 5. g3 O-O 6. Bg2 c5 7. O-O d4 8. e3 Nc6 9. exd4 cxd4 10. Re1 Bc5 11. Ne5 {A14: English Opening: 1...e6 with b3 by White} (11. Ba3 Nd7 12. d3 Re8 13. Nfd2 Bxa3 14. Nxa3 Nc5 15. Ne4 Nxe4 16. Bxe4 e5 17. Qd2 a5 18. c5 Bh3 {0-1 (40) Tomashevsky,E (2716)-Ganguly,S (2668) Doha 2016}) 11... Nxe5 12. Rxe5 Qc7 13. Rxc5 {[%mdl 64] Remove Defender. White has an edge.} Qxc5 14. Ba3 Qc7 15. Bxf8 Kxf8 16. d3 e5 17. Nd2 Bf5 $146 ({Predecessor:} 17... Bg4 18. Qc2 a5 {½-½ (48) Martinez Alcantara,J (2440)-Quintiliano Pinto,R (2378) Praia da Pipa 2014}) 18. Qf3 Bc8 19. h3 Rb8 20. Ne4 Nxe4 21. Qxe4 g6 $1 22. Re1 f6 23. f4 {[%cal Rf4e5]} Bf5 24. Qf3 $36 {[%mdl 2048] Black is under strong pressure.} exf4 25. g4 $1 {[%cal Rg4f5]} Bd7 26. Qd5 (26. Qf2 $1 $14 b6 27. Qh4 $1 {[%mdl 576] Double Attack} (27. Qxd4 Qc5 $14)) 26... Re8 (26... b6 $1 $11 {remains equal.}) 27. Rxe8+ $16 Bxe8 28. Qxd4 Qe7 29. Qxf4 Bc6 30. d4 Bxg2 31. Kxg2 {[%mdl 4096] Endgame KQ-KQ} Qe2+ 32. Kg3 Qd3+ (32... Kg7 $16) 33. Kf2 $18 Qc2+ 34. Ke3 Kg7 $2 (34... Qc1+ 35. Ke4 Qh1+ 36. Qf3 Qe1+ 37. Kd3 Qb1+ 38. Ke3 Qc1+ 39. Ke4 Qe1+ 40. Kd3 Qb1+ 41. Ke3 Qc1+ 42. Ke4 Qe1+) 35. Qc7+ Kh6 ({Black should try} 35... Kf8 $18 36. Qc8+ (36. Qxb7 Qc3+ 37. Ke2 Qc2+ 38. Kf3 Qd3+ 39. Kg2 Qd2+ 40. Kg3 Qxd4 $16) (36. Qxh7 Qc1+ 37. Kf2 Qd2+ {[%mdl 64] Double Attack} 38. Kg3 Qd3+ 39. Kh2 Qe2+ 40. Kh1 Qe1+ 41. Kh2 Qf2+ 42. Kh1 Qe1+ 43. Kh2 Qf2+ 44. Kh1 Qe1+ $11) 36... Kg7 37. Qxb7+ {[%mdl 64] Double Attack} Kh6) 36. Qf4+ ({Much less strong is} 36. Qxb7 $6 Qc3+ 37. Ke4 Qc2+ 38. Kf3 Qd3+ 39. Kg2 Qd2+ 40. Kg3 Qxd4 $14) 36... Kg7 37. h4 Qc1+ 38. Kf3 $2 ({Only move:} 38. Ke4 $1 $18 Qe1+ 39. Kd5) 38... Qf1+ (38... Qh1+ $11 {and Black has nothing to worry.} 39. Kf2 Qxh4+ 40. Qg3 Qxg3+ 41. Kxg3 Kf7) 39. Ke4 $1 Qh1+ 40. Kd3 (40. Qf3 $18 {has better winning chances.} Qh2 41. Kd3) 40... Qb1+ 41. Kc3 $1 Qxa2 $2 {[%mdl 8192]} (41... Qe1+ $16 {is tougher.} 42. Kb2 Qxh4) 42. Qc7+ {[%mdl 64] Double Attack} Kh6 (42... Kf8 $18 43. Qc8+ (43. Qxh7 Qa1+ 44. Kc2 Qa2+ 45. Kc3 Qa1+ 46. Kd3 Qd1+ 47. Ke4 Qxg4+ 48. Kd5 Qf3+ 49. Kc5 Qxb3 $11) 43... Kg7 44. Qxb7+ Kf8 45. Qb8+ (45. Qxh7 Qa5+ 46. Kd3 Qa2 $18) 45... Kg7 46. Qc7+ Kf8 47. Qd8+ (47. Qxh7 Qa5+ 48. Kd3 Qa2 $18) 47... Kf7 48. Qd7+ Kf8) 43. Qf4+ $2 (43. Qe7 $1 Qa5+ 44. Kd3 $1 {[%mdl 512]} Qf5+ 45. gxf5 Kh5 46. Qxh7+ {[%mdl 64] Double Attack} Kg4 47. fxg6 Kg3 48. g7) 43... Kg7 $16 44. Qc7+ $2 {[%mdl 8192]} (44. g5 $16 Qa1+ 45. Kb4 Qe1+ 46. Ka4) 44... Kh6 {[#]} 45. Qxb7 $2 (45. Qe7 $1 {mates} Qa1+ 46. Kb4 Qe1+ 47. Qxe1 f5 48. Qe3+ Kg7 49. Qe7+ Kg8 50. d5) 45... Qa1+ {[#]} 46. Kb4 $1 {Intending Qe7 and mate.} Qxd4 47. Kb5 (47. Qc8 $16 {[%cal Rc8f8]} Kg7 48. Qc7+ Kh6 49. Qe7 Qxg4 50. Qxf6) 47... Qxg4 $11 {The position is equal.} 48. Qxa7 f5 49. c5 Qe2+ 50. Kb6 Qe6+ 51. c6 {Qa4 is the strong threat.} Qxb3+ 52. Ka6 {aiming for c7.} Qc4+ 53. Kb7 {Threatens to win with c7.} Qe4 54. Qc5 {Strongly threatening Kb8.} f4 $1 55. Kb8 Qb1+ 56. Kc7 {And now Qf8+ would win.} Qf5 57. Qf2 Qf7+ 58. Kd6 Qf6+ 59. Kd7 Qf7+ 60. Kd6 Qf6+ {Accuracy: White = 63%, Black = 42%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.18"]
[White "Grinberg, Eyal"]
[Black "Easton, Jack"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2486"]
[BlackElo "2182"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,121,0,0,0,0,0,25,24,14,28,19,26,35,39,54,54,61,61,84,47,25,28,46,20,19,-31,0,0,7,-27,63,0,0,-74,20,21,52,-46,0,-37,14,11,40,32,24,0,32,0,137,81,90,18,218,210,369,395,365,365,359,375,334,302,424,375,387,387,415,415,406,377,424,436,749,743,752,772,1021,965,1592,774,1420,1154,6215,6107,3293,4779,2446,1485,1808,759,2966,1760,1587,1218,1505,1191,4775,4116,4779,4775,29980,29981,29987,4826]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. a4 Be7 10. Be2 O-O 11. O-O {B33: Sicilian: Pelikan and Sveshnikov Variations} f5 (11... Nd7 12. Bd2 f5 13. a5 a6 14. Na3 e4 15. Nc4 Ne5 16. Nb6 Rb8 17. f4 exf3 18. Bxf3 Bf6 {½-½ (40) Svidler,P (2735)-Caruana,F (2819) Karlsruhe/Baden Baden 2019}) 12. f4 {And now fxe5 would win.} Bf6 13. Kh1 {White has an edge.} a6 14. fxe5 Bxe5 {aiming for ...Qh4!} 15. Nd4 {[#]} Qe7 $146 ({Predecessor:} 15... Qf6 16. Be3 f4 17. Bg1 Rf7 18. Ne6 Re7 {1-0 (41) Smith,B (2478)-Antal,G (2526) Lubbock 2010}) 16. Nf3 Bf6 17. Re1 g5 18. Nd4 Qg7 19. Ne6 Bxe6 $1 20. dxe6 {Threatens to win with e7.} Nc6 21. c3 Be5 22. Be3 Qh6 {[%csl Ge5][%cal Rh6h2]} 23. h3 f4 24. Bc4 {Strongly threatening e7+.} Ne7 (24... Kh8 $11 25. Bd4 f3) 25. Bd4 (25. Bc5 $1 $14) 25... f3 $11 26. Qd2 (26. Bxe5 $11 dxe5 27. Rxe5) 26... Bf4 (26... Bxd4 $17 27. Qxd4 Rac8) 27. Qf2 $1 {[%cal Rf2f3]} g4 28. Rad1 (28. Bf1 $14) 28... Rf5 29. Bf1 $1 fxg2+ ({Black should play} 29... Rh5 $1 $15) 30. Qxg2 Raf8 $1 31. Rd3 (31. Qxb7 Bg3 $17) 31... Rg5 32. Qxb7 {[%mdl 64] Double Attack} Qh4 33. Red1 (33. Ra1 $5 {[%cal Rb7e7]} Bg3 34. Bg2 (34. Rxg3 Qxg3 35. Qg2 Qxg2+ 36. Bxg2 gxh3 $15) 34... gxh3 35. Bf3 $11) 33... gxh3 (33... Bg3 $1 $11 {keeps the balance.} 34. Bg2 (34. Rxg3 Qxg3 35. Qg2 Qxg2+ 36. Bxg2 gxh3 $15) 34... gxh3) 34. Rxh3 (34. Qxe7 Rg1+ 35. Bxg1 Qxe7 $17) (34. Rf3 $142) 34... Qg4 $16 {[#] ( -> ...Be3)} 35. Qf3 ({Worse is} 35. Qxe7 h6 $17) (35. Qe4 $1 $16 {[%csl Gh3][%cal Re4h7]} h5 36. Qe2) 35... Qxf3+ $2 (35... Qxe6 $11 36. Qe2 Qf5) 36. Rxf3 $18 Nf5 $2 (36... Rh5+ 37. Rh3 Rxh3+ 38. Bxh3 Be5 39. Bxe5 dxe5) 37. Bc4 {White threatens e7+ and mate.} Rh5+ {[#]} 38. Kg1 $1 {Intending e7+ and mate.} Ne7 39. Rf2 ({Resist} 39. Bxa6 Nc6 $18) 39... Rff5 40. Rg2+ Rhg5 (40... Kf8 $142 41. Bd3 Ng6 42. Bxf5 Rxf5) 41. Rxg5+ Rxg5+ 42. Kf2 a5 43. Rg1 ({Not} 43. Bf6 Rf5 $18) 43... Rxg1 44. Kxg1 {[%mdl 4096] Endgame KBB-KBN} d5 45. Bb5 Bc7 (45... Bd6 $142 46. Bb6 d4 47. cxd4 Bb4) 46. Bc5 Kf8 47. b4 h5 48. Kg2 h4 49. Kh3 Bd8 50. Bd7 axb4 51. cxb4 d4 52. Bxd4 Nd5 53. b5 Ke7 54. Bc5+ Kf6 55. b6 Nf4+ 56. Kg4 Nxe6 57. Be3 h3 58. a5 h2 59. Bc6 Ke5 60. a6 Kd6 61. a7 {Accuracy: White = 65%, Black = 37%.} (61. Bg2 $142 Bxb6 62. Bxb6 Ng7 63. a7 Ne6 64. a8=Q Ke7 65. Qc6 h1=B 66. Bxh1) 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.19"]
[White "Shamatava, Ana"]
[Black "Stefanov, Emil"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "2159"]
[BlackElo "2390"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,93,3,1,-25,-31,-39,-25,-61,-64,-79,-52,-101,-91,-85,-77,-85,-55,-57,-43,-67,-19,-7,-7,-17,0,-30,-34,-39,-34,-30,-33,-58,-43,-77,-66,-92,0,0,37,-7,62,39,102,103,117,78,75,76,83,83,85,48,167,152,177,175,163,166,260,251,252,227,235,213,459,454,563,552,654,620,2707,2504,2428,1928,1635,1564,29979,29980,29996,29997,29997,29998]} 1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 4. e4 Bg7 5. O-O e5 6. Nc3 Nge7 7. d3 d6 8. h3 {B25: Closed Sicilian: 3 g3, lines without early Be3} (8. Nd2 O-O 9. Nc4 Be6 10. Nd5 Kh8 11. c3 Qd7 12. a4 f5 13. a5 Bg8 14. Nxe7 Nxe7 15. Qa4 Rad8 16. Bg5 Bf6 17. Bxf6+ Rxf6 18. exf5 gxf5 {1-0 (56) Grischuk,A (2767)-Gelfand,B (2695) Moscow 2018}) 8... O-O 9. Kh2 h6 $146 ({Predecessor:} 9... Nd4 10. Nh4 Be6 11. f4 exf4 12. Bxf4 Nec6 13. Nf3 Rc8 14. a3 Nxf3+ 15. Bxf3 Be5 16. Bxe5 dxe5 {1-0 (48) Giss,A (2027)-Bracker,F (2280) Chemnitz 2009}) 10. a4 {Black has an edge.} Be6 11. Be3 Qd7 12. Nh4 {[#]} g5 $1 {[%cal Rg5h4]} 13. Nf3 f5 14. exf5 Rxf5 15. a5 Raf8 16. Nd2 b6 {Strongly threatening ...d5.} 17. axb6 axb6 18. Nc4 Rb8 19. Nb5 Nc8 $1 20. Nca3 d5 21. c4 d4 22. Bd2 N8e7 23. Nc2 Rbf8 24. Qe2 e4 (24... R5f6 $17 {aiming for ...e4!} 25. g4 Bf7) 25. Bxe4 $11 R5f7 26. Bg2 {[#]} Ng6 ({Better is} 26... Bxc4 $1 $11 {[%mdl 512]} 27. dxc4 d3 {[%mdl 64] Double Attack, Discovered Attack}) 27. Ra6 $14 Nge5 (27... Re7 $14 28. Qh5 (28. Rxb6 Bxh3 29. Bxh3 Qxh3+ 30. Kxh3 Rxe2 $17) 28... Bf7) 28. f4 $16 ({Stronger than} 28. Rxb6 Nf3+ 29. Bxf3 Rxf3 $17) 28... Nxc4 29. dxc4 d3 30. Qe4 dxc2 31. Qxc2 Rd8 32. Rf2 Nd4 (32... gxf4 $14 33. gxf4 Ne5 {[%mdl 64] Pin} 34. Rxb6 Nxc4) 33. Nxd4 $18 cxd4 34. Qd3 ({Resist} 34. Rxb6 $6 d3 $16) 34... Qc7 35. b3 Bf5 (35... Kh8 $142 36. Bc1 Rdf8) 36. Qf1 g4 37. hxg4 Bxg4 38. Bd5 Kh8 $2 (38... Rxd5 {is a better defense.} 39. cxd5 Bc8) 39. Bxf7 Qxf7 40. f5 Be5 41. Rxb6 Bxg3+ 42. Kxg3 Qc7+ 43. Rf4 Qxb6 44. Rxg4 {Qh1! is the strong threat.} Qxb3+ 45. Kh4 {White mates.} Qc2 46. Qf4 {[%cal Rf4h6]} Rd7 47. Qb8+ {Accuracy: White = 50%, Black = 42%.} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.20"]
[White "Metpally, Jason"]
[Black "Yip, Carissa"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "2125"]
[BlackElo "2425"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,95,54,65,55,61,21,30,30,40,0,0,-15,-8,-18,-28,-45,-17,-25,-16,-19,-18,-37,-35,-37,-29,-26,0,0,15,-10,-4,-127,-8,-11,-15,-20,0,-14,-14,-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]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be3 d6 6. h3 c5 7. d5 e6 8. Nf3 exd5 9. exd5 Re8 10. Bd3 Nh5 11. O-O Nd7 12. Qd2 {E90: King's Indian: Classical: Early deviations and 6 h3} (12. Re1 Ne5 13. Bf1 f5 14. Be2 Nf7 15. Qc1 Bd7 16. Rb1 Rc8 17. Bd2 h6 18. b4 b6 19. Qa3 Rc7 {1-0 (53) Lalith,B (2529)-Indjic,A (2599) Biel 2018}) 12... f5 13. Rae1 (13. Bg5 $5 {[%cal Rg5d8]} Bf6 14. Bxf6 Ndxf6 15. Ng5 $14) 13... Ne5 14. Nxe5 {White has an edge.} Bxe5 15. f4 Bg7 16. Kh2 Bd7 17. b3 $146 ({Predecessor:} 17. Be2 Nf6 18. Bf3 a6 19. Bf2 Qa5 20. a3 Rab8 {1-0 (87) Babujian,L (2468)-Petrosian,D (2478) Kajaran 2011}) 17... a6 18. g3 Rb8 (18... b5 $5) 19. a4 Qa5 20. Nb1 Qc7 21. Na3 Nf6 22. Qc2 h5 23. Bc1 Kh7 24. Bb2 Qa5 25. Rxe8 Rxe8 26. Rf2 {[#]} (26. Nb1 $11 {keeps the balance.}) 26... Qe1 ({Black should try} 26... h4 $1 $17 {[%mdl 512] Strongly threatening ...Qe1.} 27. gxh4 Qe1) 27. Bc3 $1 $11 {[%cal Rc3e1] The position is equal.} Qe7 28. Re2 Ne4 29. Bxg7 Qxg7 30. h4 Qd4 31. Kg2 Kg7 32. Nb1 b5 33. axb5 axb5 34. Nd2 Nxd2 35. Rxe8 Bxe8 36. Qxd2 Bf7 37. Qe2 Qc3 38. Bc2 Kf8 39. Qd3 (39. Kh3 {is more complex.} Qb2 40. Qd1 Be8 41. Bd3 Bf7 42. Bc2) 39... Qxd3 40. Bxd3 {[%mdl 4096] Endgame KB-KB} Ke7 41. Kf2 Kd7 42. Ke2 Kc7 43. Kd2 Kb6 44. Kc3 Ka5 45. Bc2 Be8 46. Bd1 bxc4 47. bxc4 Ba4 48. Bb3 {Accuracy: White = 60%, Black = 68%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.21"]
[White "Yu, Jennifer"]
[Black "Coraretti, Benjamin"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "2263"]
[BlackElo "2070"]
[Annotator "NA"]
[PlyCount "85"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 {[%emt 0:05:22]} Nf6 {[%emt 0:02:00]} 2. Nc3 {[%emt 0:00:07]} e5 {[%emt 0:04:29]} 3. g3 {[%emt 0:01:55]} h6 {[%emt 0:04:07]} 4. Bg2 {[%emt 0:01:17]} c6 {[%emt 0:00:15]} 5. Nf3 {[%emt 0:02:42]} e4 {[%emt 0:03:16]} 6. Nd4 {[%emt 0:00:40]} d5 {[%emt 0:00:13]} 7. cxd5 {[%emt 0:00:56]} cxd5 {[%emt 0:00:17]} 8. d3 {[%emt 0:01:54]} exd3 {[%emt 0:21:27]} 9. Qxd3 {[%emt 0:00:38]} Nc6 {[%emt 0:00:24]} 10. O-O {[%emt 0:01:45]} Be7 {[%emt 0:03:51]} 11. Rd1 {[%emt 0:09:38]} Nb4 {[%emt 0:09:53]} 12. Qd2 {[%emt 0:13:09]} O-O {[%emt 0:02:05]} 13. a3 {[%emt 0:09:52]} Nc6 {[%emt 0:01:22]} 14. Nc2 {[%emt 0:00:34]} Be6 {[%emt 0:11:02]} 15. Nxd5 {[%emt 0:02:39]} Nxd5 {[%emt 0:00:21]} 16. Bxd5 {[%emt 0:00:02]} Bxd5 {[%emt 0:00:17]} 17. Qxd5 {[%emt 0:00:06]} Qb6 {[%emt 0:05:02]} 18. Qa2 {[%emt 0:05:51]} Qb5 {[%emt 0:11:06]} 19. Re1 {[%emt 0:08:41]} Bf6 {[%emt 0:01:48]} 20. Rb1 {[%emt 0:02:13]} Rfe8 {[%emt 0:06:45]} 21. Ne3 {[%emt 0:06:42]} Rad8 {[%emt 0:02:14]} 22. Qc4 {[%emt 0:03:51]} Qa5 {[%emt 0:07:18]} 23. b4 {[%emt 0:00:23]} Qh5 {[%emt 0:00:13]} 24. Bb2 {[%emt 0:07:51]} Bd4 {[%emt 0:00:01]} 25. Bxd4 {[%emt 0:04:34]} Rxd4 {[%emt 0:00:03]} 26. Qc3 {[%emt 0:03:53]} Rde4 {[%emt 0:00:05]} 27. Rbd1 {[%emt 0:01:29]} Rxe3 {[%emt 0:03:03]} 28. fxe3 {[%emt 0:00:02]} Ne5 {[%emt 0:00:23]} 29. Qc5 {[%emt 0:04:09]} Qh3 {[%emt 0:00:38]} 30. Qb5 {[%emt 0:00:14]} Re6 {[%emt 0:00:31]} 31. Qxb7 {[%emt 0:01:18]} Ng4 {[%emt 0:00:26]} 32. Rd8+ {[%emt 0:00:16]} Kh7 {[%emt 0:00:03]} 33. Qg2 {[%emt 0:00:03]} Qh5 {[%emt 0:00:31]} 34. Rd5 {[%emt 0:01:14]} f5 {[%emt 0:00:55]} 35. Rc5 {[%emt 0:00:38]} Rxe3 {[%emt 0:00:33]} 36. Rf1 {[%emt 0:00:27]} Re4 {[%emt 0:00:32]} 37. h3 {[%emt 0:00:46]} Ne3 {[%emt 0:00:20]} 38. Qxe4 {[%emt 0:00:17]} Nxf1 {[%emt 0:00:39]} 39. Qxf5+ {[%emt 0:00:07]} Qxf5 {[%emt 0:00:07]} 40. Rxf5 {[%emt 0:00:04]} Nxg3 {[%emt 0:00:05]} 41. Re5 {[%emt 0:00:41]} Kg6 {[%emt 0:00:02]} 42. Kf2 {[%emt 0:00:08]} Nf5 {[%emt 0:00:20]} 43. Ra5 {[%emt 0:02:22]} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.22"]
[White "Kung, Thomas"]
[Black "Polavaram, Rithik"]
[Result "1/2-1/2"]
[ECO "C49"]
[WhiteElo "2200"]
[BlackElo "2062"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,105,22,12,19,16,10,52,58,53,43,67,79,79,82,73,44,80,63,81,55,82,-11,22,13,35,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-229,-229,-256,-237,-246,-231,-254,-244,-256,-241,-567,-73,-56,0,-538,-508,-858,-856,-1481,-1469,-29985,-29986,-29986,-29986,-29986,-252,-212,-251,-246,-242,-245,-237,-250,0,0,0,-223,0,-30,0,-245,-229,-445,-46,-32,-12,-8,0,-31,0,-22,0,-39]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Ne2 Ne7 8. c3 Ba5 9. Ng3 {C49: Four Knights: 4 Bb5 Bb4} c6 10. Ba4 Qc7 $146 ({Predecessor:} 10... Ng6 11. d4 Re8 12. Bc2 h6 13. h3 Bc7 14. Re1 d5 15. Nxe5 Nxe5 16. dxe5 Nxe4 17. Nxe4 dxe4 18. Qxd8 Rxd8 19. Bxe4 Bxe5 {½-½ (31) Adhiban,B (2668)-Aronian,L (2780) Douglas 2018}) 11. Bg5 {Bxf6 is the strong threat.White is slightly better.} Ne8 12. d4 f6 13. Be3 Kh8 14. Bb3 Bb6 15. Qe2 Ng6 16. Rad1 Bd7 17. Nf5 d5 18. N3h4 (18. dxe5 $16 dxe4 19. e6 exf3 20. Qxf3) 18... Bxf5 (18... Nxh4 {is more complex.} 19. Nxh4 g5 20. Nf5 Bxf5 21. exf5 exd4 22. Bxd4 Bxd4 23. cxd4 Ng7) 19. Nxf5 dxe4 20. Qg4 Nd6 21. Nxd6 Qxd6 22. Qxe4 f5 23. Qc2 Bc7 24. dxe5 Qxe5 {[%csl Gc7][%cal Re5h2]} 25. g3 f4 26. Bd4 Qh5 27. Bxg7+ $2 (27. Rfe1 $1 $11) 27... Kxg7 $19 28. Rd7+ Kh8 29. Rxc7 {Hoping for Qd1.} Ne5 {aiming for ...Nf3+.} 30. Qe4 {Strongly threatening Bc2.} Nf3+ {[%mdl 64] Double Attack} 31. Kg2 fxg3 {[%csl Gf3,Gg3][%cal Rh5h2] [#]} 32. h3 $2 (32. Rf7 $1 {[%mdl 512] was the crucial defense.} Rfe8 (32... Rxf7 33. Bxf7) 33. Rxh7+ $1 {[%mdl 512]} Qxh7 34. Qxh7+ Kxh7 35. Kxf3) 32... Nh4+ $2 (32... Rae8 $1 $19 {[%cal Re8e4] has better winning chances.} 33. Be6 (33. Qg4 $2 Nh4+ 34. Kg1 gxf2+ 35. Kh2 Qe5+ 36. Qg3 Nf3+ 37. Kg2 Qxg3+ 38. Kxg3 Nd2 $19) 33... gxf2) 33. Kg1 $17 {Qd4+ would kill now.} ({Don't go for} 33. Kxg3 $2 Rg8+ $1 {[%mdl 512]} 34. Bxg8 Rxg8+ 35. Qg4 Qe5+ 36. f4 Qxc7 $19) 33... Nf3+ $2 {[%mdl 8192]} (33... gxf2+ $1 $15 34. Rxf2 Qg5+ 35. Kf1 Qc1+ 36. Ke2 Rxf2+ 37. Kxf2 Rf8+ 38. Bf7 (38. Rf7 Rxf7+ 39. Bxf7 Qxb2+ 40. Kf1 Kg7 $17) 38... Qxb2+ 39. Kg1 Qxc3 40. Qxh4 Qg7+ 41. Kh1 Rxf7 42. Rc8+ Rf8 43. Rxf8+ Qxf8 44. Qd4+ Kg8 45. Qg4+ Kf7 46. Qf4+ Ke7 47. Qb4+ Ke8 48. Qxb7 Qf3+ 49. Kh2 Qf4+ 50. Kg2 Qg5+ 51. Kf2 Qd2+ 52. Kf3 Qd5+ 53. Kg3 a5) 34. Kg2 $19 Rae8 $1 {[%cal Re8e4]} 35. Qg4 (35. Be6 $142 Qh6 36. Rc8 Rxc8 37. Bxc8) 35... Nh4+ 36. Kg1 gxf2+ 37. Kh1 Qxg4 38. hxg4 Re3 {[%cal Re3h3]} 39. Kh2 Rff3 $2 (39... Nf3+ {mates} 40. Kg2 Nh4+ 41. Kh2 h5 $1 {[%mdl 512]} 42. Bd1 Re1 43. Rxf2 Rxf2+ 44. Kg3 Rxb2 45. Kxh4 Rxd1 46. Kxh5 Rb5+ 47. g5 Rg1 48. Rc8+ Kg7 49. Rc7+ Kf8 50. Kg6 Rgxg5+ 51. Kf6 Rgf5+ 52. Ke6 Rf3 53. c4 Rb2 54. Rh7 Rc3 55. c5 Rxc5 56. a3 Ra5 57. Rh3 Re2+ 58. Kd7 c5 59. Kd6 c4 60. Rc3 Rd2+ 61. Ke6 Ra6+ 62. Ke5 b5 63. Rh3 Rd3 $1 {[%mdl 512]} 64. Rh1 Raxa3 65. Rh8+ Ke7 66. Rh7+ Kd8 67. Rh2 Kc7 68. Kf6 a5 69. Rg2 Kd6 70. Rc2 Rf3+ 71. Kg5 a4 72. Rh2 Rad3 73. Rh6+ Kc5 74. Rh7 a3 75. Ra7 c3 76. Kg4 Kb4 77. Kh5 c2 78. Rc7 a2 79. Re7 a1=Q 80. Re4+ Kb3 81. Kh6 c1=Q+ 82. Kh7 Qa7+ 83. Re7 Qxe7+ 84. Kh8 Rf8#) 40. Rc8+ Kg7 {[%csl Ge3][%cal Rf3h3]} 41. Rg8+ Kf6 $1 {[%csl Ge3][%cal Rf3h3]} (41... Kh6 42. g5+ Kh5 43. Bd1 $16) 42. Rf8+ Kg5 $1 {[%csl Ge3][%cal Rf3h3]} 43. Rg8+ Kf4 $2 (43... Ng6 $1 $19 44. Bc2 Rf4) 44. Rf8+ $11 Kg5 $2 ({Don't play} 44... Kxg4 $6 45. Bd1 $16) (44... Ke4 $11 45. Rxf2 Rxf2+ 46. Rxf2 Nf3+ 47. Kg3 Ne5+ 48. Kg2 Nxg4) 45. Rg8+ $1 $19 Kf6 $2 (45... Ng6 $1 $19 46. Bc2 Rf4) 46. Rf8+ $11 {[#]} Kg5 $1 47. Rg8+ $1 $19 {[#]} Ng6 $1 48. Kg2 $2 {[#]} (48. Bc2 {is the only way for White.}) 48... Rg3+ $2 (48... Kf4 $1 $19 {( -> ...Nh4+)} 49. Rxf2 Nh4+ 50. Kf1 Kg3) 49. Kxf2 $15 Rgf3+ 50. Kg2 $132 {[%mdl 2048] White has counterplay} Rg3+ 51. Kf2 $1 Rgf3+ 52. Kg2 Rg3+ 53. Kf2 $1 {Accuracy: White = 53%, Black = 39%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.23"]
[White "Yanayt, Eugene"]
[Black "Gutla, Aryan"]
[Result "1-0"]
[ECO "E74"]
[WhiteElo "2240"]
[BlackElo "1631"]
[Annotator "NA"]
[PlyCount "51"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:03:32]} Nf6 {[%emt 0:06:49]} 2. c4 {[%emt 0:00:09]} g6 {[%emt 0:00:04]} 3. Nc3 {[%emt 0:00:13]} Bg7 {[%emt 0:00:11]} 4. e4 {[%emt 0:00:06]} d6 {[%emt 0:00:02]} 5. Be2 {[%emt 0:00:43]} O-O {[%emt 0:00:20]} 6. Be3 {[%emt 0:01:43]} c5 {[%emt 0:02:55]} 7. dxc5 {[%emt 0:13:13]} Qa5 {[%emt 0:02:35]} 8. Bd2 {[%emt 0:33:26]} dxc5 {[%emt 0:04:55]} 9. e5 {[%emt 0:07:47]} Ne8 {[%emt 0:02:06]} 10. Nd5 {[%emt 0:01:52]} Qd8 {[%emt 0:00:41]} 11. Bc3 {[%emt 0:06:02]} Nc6 {[%emt 0:01:06]} 12. f4 {[%emt 0:03:55]} Nd4 {[%emt 0:11:57]} 13. Bxd4 {[%emt 0:01:53]} cxd4 {[%emt 0:00:41]} 14. Nf3 {[%emt 0:00:57]} Nc7 {[%emt 0:03:17]} 15. Qxd4 {[%emt 0:03:04]} Be6 {[%emt 0:04:48]} 16. Rd1 {[%emt 0:01:16]} Nxd5 {[%emt 0:02:57]} 17. cxd5 {[%emt 0:00:03]} Qa5+ {[%emt 0:01:02]} 18. b4 {[%emt 0:02:24]} Qxa2 {[%emt 0:01:25]} 19. dxe6 {[%emt 0:00:09]} Qxe6 {[%emt 0:00:11]} 20. O-O {[%emt 0:01:01]} a5 {[%emt 0:00:45]} 21. Ng5 {[%emt 0:01:53]} Qc8 {[%emt 0:01:12]} 22. Rc1 {[%emt 0:02:13]} Qd8 {[%emt 0:01:13]} 23. Qxd8 {[%emt 0:01:51]} Rfxd8 {[%emt 0:00:12]} 24. bxa5 {[%emt 0:00:41]} Rxa5 {[%emt 0:00:24]} 25. Rc7 {[%emt 0:00:28]} Bxe5 {[%emt 0:00:35]} 26. fxe5 {[%emt 0:00:50]} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.24"]
[White "Chen, Ryo"]
[Black "Kumar, Naman"]
[Result "1-0"]
[ECO "C84"]
[WhiteElo "1957"]
[BlackElo "2158"]
[Annotator "NA"]
[PlyCount "89"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+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 0:00:04]} Nf6 {[%emt 0:00:00]} 5. d3 {[%emt 0:00:12]} b5 {[%emt 0:00:06]} 6. Bb3 {[%emt 0:00:06]} Be7 {[%emt 0:00:07]} 7. O-O {[%emt 0:00:13]} O-O {[%emt 0:00:37]} 8. Bd5 {[%emt 0:00:26]} Bd6 {[%emt 0:05:51]} 9. Bxc6 {[%emt 0:02:08]} dxc6 {[%emt 0:00:18]} 10. h3 {[%emt 0:02:45]} h6 {[%emt 0:02:12]} 11. b3 {[%emt 0:00:48]} Qe7 {[%emt 0:03:52]} 12. Bb2 {[%emt 0:03:03]} Kh7 {[%emt 1:22:57]} 13. Nh2 {[%emt 0:14:20]} g6 {[%emt 0:00:00]} 14. Qe2 {[%emt 1:12:55]} Nh5 {[%emt 0:00:00]} 15. a4 {[%emt 0:00:30]} Nf4 {[%emt 0:00:00]} 16. Qf3 {[%emt 0:00:00]} h5 {[%emt 0:00:00]} 17. Nc3 {[%emt 0:00:00]} Bd7 {[%emt 0:00:00]} 18. Ne2 {[%emt 0:00:00]} Ne6 {[%emt 0:00:00]} 19. Qe3 {[%emt 0:00:00]} Bc5 {[%emt 0:00:00]} 20. Qd2 {[%emt 0:00:00]} Ng5 {[%emt 0:00:00]} 21. Kh1 {[%emt 0:00:00]} f6 {[%emt 0:00:00]} 22. f4 {[%emt 0:00:00]} exf4 {[%emt 0:00:00]} 23. Nxf4 {[%emt 0:00:00]} Bd6 {[%emt 0:00:00]} 24. Nf3 {[%emt 0:00:00]} Be5 {[%emt 0:00:00]} 25. Nxe5 {[%emt 0:05:00]} fxe5 {[%emt 0:00:00]} 26. Ba3 {[%emt 0:00:00]} Qf6 {[%emt 0:00:00]} 27. Bxf8 {[%emt 0:00:00]} Rxf8 {[%emt 0:00:00]} 28. Nxh5 {[%emt 0:00:00]} Qxf1+ {[%emt 0:00:00]} 29. Rxf1 {[%emt 0:00:00]} Rxf1+ {[%emt 0:00:00]} 30. Kh2 {[%emt 0:00:00]} Ne6 {[%emt 0:00:00]} 31. Ng3 {[%emt 0:00:00]} Rf7 {[%emt 0:00:00]} 32. Ne2 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 33. axb5 {[%emt 0:00:00]} axb5 {[%emt 0:00:00]} 34. Kg1 {[%emt 0:00:00]} Kg7 {[%emt 0:00:00]} 35. Qc3 {[%emt 0:00:00]} Kf6 {[%emt 0:00:00]} 36. Kh2 {[%emt 0:00:00]} Rh7 {[%emt 0:00:00]} 37. Ng1 {[%emt 0:00:00]} c6 {[%emt 0:00:58]} 38. Nf3 {[%emt 0:00:00]} Nd4 {[%emt 0:03:55]} 39. Qxc5 {[%emt 0:07:00]} Nxf3+ {[%emt 0:00:17]} 40. gxf3 {[%emt 0:00:00]} Ke6 {[%emt 0:01:44]} 41. Kg3 {[%emt 0:00:00]} Rh8 {[%emt 0:00:40]} 42. Qa3 {[%emt 0:00:00]} g5 {[%emt 0:00:14]} 43. c3 {[%emt 0:00:00]} Kf7 {[%emt 0:00:49]} 44. Qd6 {[%emt 0:00:00]} Rxh3+ {[%emt 0:00:28]} 45. Kg2 {[%emt 0:03:00]} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "8.25"]
[White "Green, Austen"]
[Black "Nair, Ajitesh"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2132"]
[BlackElo "1457"]
[Annotator "NA"]
[PlyCount "97"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 3. d4 {[%emt 0:00:00]} exd4 {[%emt 0:00:00]} 4. Nxd4 {[%emt 0:00:00]} Bc5 {[%emt 0:00:01]} 5. Nxc6 {[%emt 0:00:00]} bxc6 {[%emt 0:01:27]} 6. Bd3 {[%emt 0:00:00]} Ne7 {[%emt 0:00:29]} 7. Qh5 {[%emt 0:03:23]} Bb6 {[%emt 0:04:05]} 8. Nd2 {[%emt 0:00:13]} O-O {[%emt 0:02:18]} 9. Nf3 {[%emt 0:02:29]} Ng6 {[%emt 0:09:11]} 10. e5 {[%emt 0:13:22]} d6 {[%emt 0:11:05]} 11. O-O {[%emt 0:02:10]} Qd7 {[%emt 0:02:46]} 12. Ng5 {[%emt 0:08:11]} h6 {[%emt 0:11:34]} 13. e6 {[%emt 0:00:13]} fxe6 {[%emt 0:02:58]} 14. Bxg6 {[%emt 0:00:13]} Ba6 {[%emt 0:00:41]} 15. Bd2 {[%emt 0:03:29]} Bxf1 {[%emt 0:01:11]} 16. Rxf1 {[%emt 0:00:05]} Rf6 {[%emt 0:05:17]} 17. Nf3 {[%emt 0:02:40]} e5 {[%emt 0:04:42]} 18. Bg5 {[%emt 0:12:11]} Rff8 {[%emt 0:10:14]} 19. Bh4 {[%emt 0:09:23]} Rf4 {[%emt 0:04:36]} 20. Bg3 {[%emt 0:00:46]} Rf6 {[%emt 0:01:51]} 21. Bh4 {[%emt 0:41:42]} Rf4 {[%emt 0:01:02]} 22. b3 {[%emt 0:00:00]} Qg4 {[%emt 0:03:24]} 23. Bf7+ {[%emt 0:00:00]} Kh8 {[%emt 0:01:44]} 24. Qxg4 {[%emt 0:00:00]} Rxg4 {[%emt 0:00:07]} 25. Be6 {[%emt 0:00:00]} Rf4 {[%emt 0:00:51]} 26. Bg3 {[%emt 0:00:00]} Rf6 {[%emt 0:00:32]} 27. Bd7 {[%emt 0:00:00]} c5 {[%emt 0:00:34]} 28. Bc6 {[%emt 0:00:00]} Rb8 {[%emt 0:00:38]} 29. Rd1 {[%emt 0:00:00]} Ba5 {[%emt 0:01:20]} 30. Nd2 {[%emt 0:00:00]} Bxd2 {[%emt 0:00:28]} 31. Rxd2 {[%emt 0:00:00]} Rb6 {[%emt 0:00:45]} 32. Be4 {[%emt 0:00:00]} Rb8 {[%emt 0:00:36]} 33. f3 {[%emt 0:00:00]} g5 {[%emt 0:01:13]} 34. h4 {[%emt 0:00:00]} Kg7 {[%emt 0:00:46]} 35. Kf2 {[%emt 0:00:00]} Rh8 {[%emt 0:00:42]} 36. Ke3 {[%emt 0:00:00]} Kf7 {[%emt 0:01:15]} 37. Rd1 {[%emt 0:00:00]} Kg7 {[%emt 0:00:45]} 38. Rh1 {[%emt 0:00:00]} Rf7 {[%emt 0:00:24]} 39. Kd3 {[%emt 0:00:00]} Rff8 {[%emt 0:00:32]} 40. Be1 {[%emt 0:00:00]} Rf7 {[%emt 0:01:20]} 41. Bd5 {[%emt 0:00:00]} Re7 {[%emt 0:00:14]} 42. Bd2 {[%emt 0:00:00]} gxh4 {[%emt 0:01:14]} 43. Rxh4 {[%emt 0:00:00]} Kg6 {[%emt 0:01:03]} 44. Ra4 {[%emt 0:00:00]} c6 {[%emt 0:00:10]} 45. Bxc6 {[%emt 0:00:00]} Rc8 {[%emt 0:00:11]} 46. Ra6 {[%emt 0:00:00]} Kg7 {[%emt 0:00:55]} 47. Bd5 {[%emt 0:00:00]} Rh8 {[%emt 0:00:48]} 48. Rxd6 {[%emt 0:00:00]} h5 {[%emt 0:00:09]} 49. Ke4 {[%emt 0:00:00]} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "9.1"]
[White "Dragun, Kamil"]
[Black "Xiong, Jeffery"]
[Result "*"]
[WhiteElo "2586"]
[BlackElo "2707"]
[Annotator "TA"]
[PlyCount "39"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,10,-25,-17]} 1. d4 g6 2. c4 Bg7 3. g3 c5 4. Nf3 cxd4 5. Nxd4 Nc6 {Predecessor:} 6. Nc2 $146 Nf6 7. Bg2 O-O 8. O-O Qa5 9. Nc3 Qh5 10. e4 Qxd1 11. Rxd1 d6 12. b3 Bg4 13. f3 Be6 14. Bb2 Rfc8 15. Rab1 Rab8 16. Ne3 Bd7 17. Rd2 a6 18. c5 Be6 19. cxd6 exd6 20. Rxd6 {1-0 (60) Bu,X (2712)-Safarli,E (2676) Batumi 2018} *

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.1"]
[White "Dragun, Kamil"]
[Black "Xiong, Jeffery"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2586"]
[BlackElo "2707"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,59,-13,-18,-1,-25,-15,-9,-28,-1,0,0,19,0,0,-8,0,-17,-5,-24,-22,-22,-18,-21,-19,-14,-19,-12,-11,-18,-20,-16,-17,-12,-4,-18,-27,-35,-29,-31,-22,-22,0,0,0,0,0,0,0,0,0,0]} 1. d4 g6 2. c4 Bg7 3. g3 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Nc2 h5 $146 {A30: Symmetrical English: Double Fianchetto and Hedgehog} (6... Nf6 7. Bg2 O-O 8. O-O Qa5 9. Nc3 Qh5 10. e4 Qxd1 11. Rxd1 d6 12. b3 Bg4 13. f3 Be6 14. Bb2 Rfc8 15. Rab1 Rab8 16. Ne3 Bd7 17. Rd2 a6 18. c5 Be6 19. cxd6 exd6 20. Rxd6 {1-0 (60) Bu,X (2712)-Safarli,E (2676) Batumi 2018}) 7. h4 d6 8. Bg2 Be6 9. Ne3 Nf6 10. Nc3 O-O 11. O-O Rc8 12. Bd2 Qd7 13. Rc1 Bh3 14. Ncd5 Bxg2 15. Kxg2 Nxd5 16. cxd5 Nd4 17. Bc3 Nf5 18. Nxf5 Qxf5 19. Bxg7 Rxc1 20. Qxc1 {[#] White threatens Qh6 and mate.} Kxg7 $11 {[%mdl 4096] Endgame KQR-KQR} 21. Qc3+ Kg8 22. Qd4 Qc2 23. Kf3 Rc8 24. Rd1 $1 b5 25. Rd3 {The position is equal.} Qb1 26. Qxa7 Qh1+ 27. Ke3 Qc1+ 28. Kf3 $1 Qh1+ 29. Ke3 Qc1+ 30. Kf3 $1 {Accuracy: White = 69%, Black = 76%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "9.2"]
[White "Shtembuliak, Evgeny"]
[Black "Hilby, Craig"]
[Result "*"]
[WhiteElo "2548"]
[BlackElo "2396"]
[Annotator "TA"]
[PlyCount "32"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,17,0,10,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bb5+ c6 8. Ba4 O-O 9. Nf3 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3} (9. Ne2 b5 10. Bb3 a5 11. a4 b4 12. cxb4 axb4 13. Be3 c5 14. Rc1 cxd4 15. Nxd4 Bd7 16. O-O Qe8 17. Rc4 Bxa4 18. Rxb4 Bxb3 19. Qxb3 {½-½ (30) Svidler,P (2729)-Grischuk,A (2794) Sochi 2015}) {Predecessor:} 9... Qa5 $146 10. Bd2 Qa6 11. Bb3 c5 12. d5 e6 13. Qe2 Qxe2+ 14. Kxe2 exd5 15. Bxd5 Nd7 16. Rab1 Nb6 {0-1 (26) Drozdovskij,Y (2562)-Sutovsky,E (2629) Moscow 2007} *

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.2"]
[White "Shtembuliak, Evgeny"]
[Black "Hilby, Craig"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2548"]
[BlackElo "2396"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,121,0,6,0,15,8,46,44,55,64,70,65,81,57,66,75,118,58,58,54,56,58,58,58,58,58,58,58,50,56,148,136,157,149,166,157,171,170,161,161,170,81,154,152,156,155,153,153,195,185,219,176,219,190,206,189,196,196,258,249,258,249,669,669,647,377,617,612,798,767,2312,2120,12838,12836,12828,12826,12816,12817,12810,12810,12803,12804,12802,12802,12662,9739,6902,6758,6115,6100,643,0,2289,0,6750,6750,29977,29978,29977,29978,29982,29983,29983,29984,29984,29985,29984,29984]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bb5+ c6 8. Ba4 O-O 9. Nf3 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3} (9. Ne2 b5 10. Bb3 a5 11. a4 b4 12. cxb4 axb4 13. Be3 c5 14. Rc1 cxd4 15. Nxd4 Bd7 16. O-O Qe8 17. Rc4 Bxa4 18. Rxb4 Bxb3 19. Qxb3 {½-½ (30) Svidler,P (2729)-Grischuk,A (2794) Sochi 2015}) 9... c5 10. O-O b6 $146 ({Predecessor:} 10... cxd4 11. cxd4 Bg4 12. Rb1 Nc6 13. d5 Nd4 14. Bb2 Bxf3 15. gxf3 e5 16. f4 b5 17. fxe5 Bxe5 {1-0 (38) Graf,A (2632)-Kovchan,A (2488) Warsaw 2005}) 11. Bg5 {White is slightly better.} Qc7 12. Rc1 Ba6 13. Re1 b5 {[#] Threatens to win with ...h6.} 14. Bc2 Nc6 15. Bd3 Qb7 {[%cal Rc5d4]} 16. a4 (16. e5 $16) 16... bxa4 $14 {[%cal Rc5d4]} 17. Bxa6 Qxa6 18. d5 Rfd8 19. Qc2 Ne5 20. Nxe5 Bxe5 21. Bxe7 {[%mdl 64] Double Attack} Rd7 22. Bxc5 Qc4 {[#]} (22... Rc8 $14 23. Bb4 Rb7) 23. Bd4 $1 $16 {[%cal Rd4e5]} Bxd4 24. cxd4 Qxd4 25. Red1 Qb4 26. Rb1 Qa5 27. Ra1 a3 28. Qd3 (28. Qb3 $18) 28... a2 (28... Re8 $142) 29. Rd2 f5 {intending ...fxe4.} 30. Raxa2 fxe4 31. Qxe4 Qc3 {( -> ...Qc1+)} 32. g3 Rad8 33. h4 Qf6 34. Kg2 Rf8 35. Rd3 Qf5 36. Qc4 Qe5 (36... Rd6 {might work better.} 37. Rdd2 Qf7) 37. d6+ $18 Kg7 38. Rad2 Rff7 $2 (38... Rf5 39. Qc8 Rff7) 39. Re3 Qf6 40. Qd5 Qf5 $2 (40... Rf8 41. Re6 Qf5 42. Qd4+ Kf7) 41. Re5 Qf6 42. Re6 Qc3 43. Rde2 h5 44. Qe4 Rf6 45. Re7+ Rf7 46. Qd5 {Intending Qxf7+ and mate.} Qf6 47. Rxd7 Rxd7 {[%mdl 4096] Endgame KQR-KQR} 48. Re6 Qf5 49. Qd4+ Kf7 50. Re3 Kg8 51. Re8+ Kf7 52. Rh8 Ke6 53. Re8+ (53. Kh2 $142) 53... Kf7 54. Re3 (54. Qh8 $142 Qd5+ 55. Kh2 Qxd6 56. Rg8) 54... Kg8 55. Rf3 Qe6 56. Rf6 {White mates.} Qe8 57. Qd5+ Kg7 58. Re6 Qf7 59. Qe5+ Kh7 60. Re8 {[%csl Ge5][%cal Re8h8]} Qg7 61. Re7 {Accuracy: White = 76%, Black = 32%.} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.3"]
[White "Beradze, Irakli"]
[Black "Gabuzyan, Hovhannes"]
[Result "0-1"]
[ECO "A56"]
[WhiteElo "2493"]
[BlackElo "2613"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,70,-18,-25,-31,-31,-29,-21,-34,-24,-14,-17,-6,-8,-15,-2,-35,-23,-16,-8,-48,-36,-43,-17,-37,-42,-58,-58,-48,-58,-47,-50,-69,-72,-71,-37,-79,-77,-91,-85,-92,-85,-91,-81,-344,-347,-335,-336,-347,-323,-584,-575,-553,-408,-510,-508,-419,-223,-1322,-825,-768,-681,-873,-848]} 1. d4 Nf6 2. c4 c5 3. e3 g6 4. Nc3 Bg7 5. g3 cxd4 6. exd4 {A56: Czech Benoni} d5 7. cxd5 Nxd5 8. Bg2 {The position is equal.} Nxc3 (8... Be6 {keeps more tension.} 9. Nf3 Nc6 10. O-O O-O 11. Bg5 h6) 9. bxc3 O-O 10. Ne2 Nc6 11. O-O Na5 12. Nf4 $146 ({Predecessor:} 12. Bf4 Bg4 13. h3 {0-1 (40) Hallerod,R (2107)-Wirig,A (2510) Dieppe 2011}) 12... Bd7 13. Re1 Rc8 14. h4 Re8 15. Bd2 h5 16. Rb1 Bg4 17. Qa4 b6 $1 18. Nd5 $1 Bd7 $36 {[%mdl 2048] Black has some pressure.} 19. Qd1 Bc6 20. Ne3 Bxg2 21. Nxg2 e5 22. g4 exd4 23. Rxe8+ Qxe8 24. cxd4 Nc6 {[%cal Ba5c6,Bc6d4,Bd4f3][%mdl 32]} 25. gxh5 Nxd4 {[#] Strongly threatening ...Qe4.} 26. Qg4 $2 {[%mdl 8192]} (26. hxg6 $17 fxg6 27. Qg4) 26... gxh5 $19 27. Qh3 Rc2 28. Be3 Qe4 {Hoping for ...Nf3+.} ({Much less strong is} 28... Rxa2 29. Bxd4 Bxd4 30. Qg3+ Kh8 31. Rf1 $19) 29. Rd1 $2 (29. Ne1 {was worth a try.} Rxa2 30. Rd1) 29... Nf3+ 30. Kh1 Rxa2 31. Nf4 Nxh4+ 32. Kg1 Qf3 (32... Nf3+ $142 33. Kf1 Ra5) 33. Qf1 $2 (33. Qxf3 Nxf3+ 34. Kg2 Nh4+ 35. Kh3) 33... Qg4+ {Black is clearly winning.} 34. Kh1 Nf5 {[#] And now ...Qf3+ would win.} 35. Rd8+ Kh7 {Accuracy: White = 38%, Black = 78%.} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.4"]
[White "Stukopin, Andrey"]
[Black "Matsenko, Sergei"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2564"]
[BlackElo "2521"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,57,16,16,11,17,14,13,22,23,19,13,20,13,13,6,5,16,14,14,22,19,10,13,0,1,5,1,0,0,0,0,-51,-39,-36,-39,-27,-17,-20,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. Bd3 c5 4. exd5 exd5 5. Nf3 c4 (5... Nf6 6. O-O c4 7. Re1+ Be7 8. Be2 O-O 9. b3 cxb3 10. axb3 Nc6 11. c3 Re8 12. Nbd2 Bd6 13. Bd3 Bg4 14. Rxe8+ Qxe8 {0-1 (52) Fontaine,R (2563)-Carlsen,M (2834) chess.com INT 2018}) 6. Be2 {C01: French: Exchange Variation} Nf6 7. O-O Bd6 $146 ({Predecessor:} 7... Be7 8. b3 cxb3 9. axb3 Bg4 10. c4 O-O 11. h3 Bh5 12. Nc3 Bb4 13. Bb2 {½-½ (13) Bauer,T (2171)-Rumpl,E (2293) Austria 2018}) 8. b3 cxb3 $1 9. axb3 O-O 10. c4 Nc6 11. Nc3 Bb4 12. Bb2 Bg4 13. h3 Bh5 14. Ne5 Bxe2 15. Nxe2 dxc4 16. Nxc6 bxc6 17. bxc4 a5 18. Ng3 Qe7 19. Qf3 Qe6 20. Rfd1 ({White should try} 20. Rad1 $11) 20... Qxc4 $15 21. d5 $1 Nxd5 {[#]} 22. Bxg7 $1 {[%mdl 512]} Kxg7 23. Rac1 {The position is equal.} Bc3 {Strongly threatening ...Qb4.} 24. Ne4 Rae8 25. Nxc3 Qf4 26. Nxd5 Qxf3 27. gxf3 {[#] Black must now prevent Nc7.} cxd5 28. Rxd5 Ra8 29. Ra1 {Accuracy: White = 80%, Black = 90%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "9.4"]
[White "Stukopin, Andrey"]
[Black "Matsenko, Sergei"]
[Result "*"]
[ECO "C01"]
[WhiteElo "2564"]
[BlackElo "2521"]
[Annotator "TA"]
[PlyCount "25"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,23,26,22,6,14,8,27,18,19,16,18,7,14,0,6,23]} 1. e4 e6 2. d4 d5 3. Bd3 c5 4. exd5 exd5 5. Nf3 c4 (5... Nf6 6. O-O c4 7. Re1+ Be7 8. Be2 O-O 9. b3 cxb3 10. axb3 Nc6 11. c3 Re8 12. Nbd2 Bd6 13. Bd3 Bg4 14. Rxe8+ Qxe8 {0-1 (52) Fontaine,R (2563)-Carlsen,M (2834) chess.com INT 2018}) 6. Be2 {C01: French: Exchange Variation} Nf6 7. O-O Bd6 8. b3 {White has an edge.} cxb3 {The position is equal.} 9. axb3 O-O 10. c4 Nc6 11. Nc3 Bb4 12. Bb2 {Predecessor:} a6 $146 13. Qd3 {0-1 (56) Pohranc,R (2271)-Cepela,V (2442) Slovakia 2003} *

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "9.5"]
[White "Stremavicius, Titas"]
[Black "Preotu, Razvan"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2498"]
[BlackElo "2494"]
[Annotator "TA"]
[PlyCount "28"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,28,17,25,18,25,0,0,0,0,0,0,0,0,0,0]} 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} (9. Qd2 Nc6 10. Rb1 cxd4 11. cxd4 O-O 12. Qxa5 Nxa5 13. Bd3 Bg4 14. O-O Bxf3 15. gxf3 e6 16. Rfd1 Rfd8 17. Bf1 b6 18. Ba6 {1-0 (37) Carlsen,M (2875)-Vachier Lagrave,M (2779) Zagreb 2019}) 9... Bd7 10. Nb3 Qxc3+ {The position is equal.} 11. Bd2 Qb2 12. Bc1 Qc3+ 13. Bd2 {[#]} Qb2 $146 14. Bc1 Qc3+ 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "9.5"]
[White "Stremavicius, Titas"]
[Black "Preotu, Razvan"]
[Result "*"]
[WhiteElo "2498"]
[BlackElo "2494"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,16,20,14]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Be3 Qa5 {Predecessor:} 9. Qd2 $146 O-O 10. Rc1 Nd7 11. Bd3 e5 12. d5 f5 13. Bh6 fxe4 14. Bxe4 Qa4 15. Bc2 Qg4 16. Qg5 Nf6 17. Bxg7 Kxg7 18. Rd1 Qc4 {½-½ (71) Onischuk,A (2647)-Wei,Y (2733) Astana 2019} *

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.6"]
[White "Sorokin, Aleksey"]
[Black "Javakhadze, Zurab"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2514"]
[BlackElo "2441"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,119,20,19,18,16,16,15,19,19,14,32,27,29,-25,-25,-15,-12,-11,54,52,72,79,89,59,102,85,111,111,102,56,87,55,118,114,110,88,79,60,82,66,228,232,214,236,231,225,234,137,136,129,124,110,124,128,137,127,134,141,138,125,149,83,188,102,85,102,123,120,128,125,119,122,216,208,210,204,193,190,189,184,190,106,126,108,174,174,152,144,261,205,354,352,342,337,325,312,686,679,630,583,821,727,698,697,675,652,602,602]} 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. e3 Bd6 7. Bd3 O-O 8. Nge2 {D35: Queen's Gambit Declined: Exchange Variation} Re8 9. Qc2 h6 10. Bh4 {The position is equal.} a5 (10... Nbd7 11. g4 Nf8 12. h3 b5 13. Rg1 Ne6 14. f4 Bxf4 15. Bh7+ Kh8 16. exf4 Nxd4 17. Qd3 Nxe2 18. Nxe2 Qa5+ {0-1 (45) Mamedyarov,S (2809)-Kramnik,V (2800) Moscow 2018}) 11. a3 Na6 {[%cal Bb8a6,Ba6c7,Bc7e6][%mdl 32]} 12. h3 Nc7 13. g4 $146 (13. O-O $142) ({Predecessor:} 13. O-O Ne6 14. Rad1 Bd7 15. f3 {½-½ (48) Ringoir,T (2510)-Korley,K (2437) Charlotte 2019}) 13... Ne6 $11 14. Kf1 Be7 15. Kg2 c5 (15... b6 $11) 16. dxc5 $14 Nxc5 17. Bb5 Rf8 18. Rad1 Qb6 19. Nd4 Rd8 20. f3 Be6 21. Bf2 Rac8 22. h4 Nh7 (22... Ne8 $14) 23. Qe2 Nf8 24. a4 Bf6 25. g5 hxg5 26. hxg5 Bxg5 $2 ({Black should play} 26... Bxd4 $1 $14 27. exd4 Na6) 27. f4 $1 $18 {[%cal Rf4g5]} Bh6 28. f5 Bd7 29. Nxd5 Bxb5 30. Nxb5 (30. Nxb6 Bxe2 31. Nxe2 (31. Nxc8 Bxd1 32. Ne7+ Kh7 $15) 31... Rxd1 $14) (30. Ne7+ $18 Kh7 31. axb5 (31. Nxb5 Rxd1 32. Rxd1 Rd8 $14)) 30... Rxd5 $16 31. Rxd5 {Black must now prevent Nd6.} Ne4 32. Nc3 Rxc3 33. bxc3 Nxc3 34. Rb5 Qf6 35. Qc4 Nxb5 36. Qxb5 {[%mdl 64] Double Attack} Qe7 37. Qd5 ({Better is} 37. Qd3) 37... Nd7 (37... Bxe3 $16 38. f6 gxf6) 38. Rh3 (38. Qxb7 $6 Qg5+ 39. Bg3 Qxe3 $16) (38. Rd1 $18 Qg5+ 39. Kf1) 38... Nf6 39. Qd4 (39. Qxa5 Qe4+ 40. Rf3 Kh7 $11) 39... b6 40. Kf3 $1 ({Of course not} 40. Qxb6 $6 Qe4+ 41. Kg1 Qg4+ 42. Rg3 Qxf5 $14) 40... Nd7 41. Ke2 Nc5 {[#]} 42. f6 $1 {[%mdl 512]} Qe6 (42... Qe4 $16) (42... Qxf6 43. Qxf6) 43. Qd8+ $18 Kh7 {[#]} 44. fxg7 $1 {[%csl Gd8][%cal Rg7g8][%mdl 512]} Qc4+ (44... Kxg7 45. Rg3+) 45. Kf3 $1 {[%csl Gd8][%cal Rg7g8]} Qe4+ {[#]} 46. Kg3 $1 {[%csl Gd8][%cal Rg7g8]} Kxg7 47. Rh4 $40 {[%mdl 128] White is out for blood.} ({Resist} 47. Qxb6 $6 Bxe3 48. Qb2+ Kf8 $14) ({White should try} 47. Kh2 $18 {aiming for Rg3+.} f6 48. Qxb6) 47... Qe5+ $16 48. Kg2 {Hoping for Rg4+.} Qg5+ (48... Ne6 $16 49. Rg4+ (49. Qxb6 Qd5+ 50. Kh2 Qa2 $18) 49... Bg5 50. Qxb6 f5 51. Qb7+ Kf6) 49. Qxg5+ $18 Bxg5 {[%mdl 4096] Endgame KRB-KBN} 50. Rg4 Kh6 (50... Kg6 $16 {was worth a try.} 51. Kf3 f5) 51. Kf3 f5 (51... Kg6 {might work better.} 52. Bg3 Ne6) 52. Rc4 Kg6 {[#]} 53. Bg3 $1 Bd8 54. Bd6 Ne4 $2 (54... Ne6 55. Rc8 Kf6) 55. Rc6 {White is clearly winning.} Kf7 56. Bc7 Ng5+ 57. Ke2 Be7 58. Bxb6 Bb4 59. Bc5 Bc3 60. Bd4 {Accuracy: White = 80%, Black = 47%.} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "9.6"]
[White "Sorokin, Aleksey"]
[Black "Javakhadze, Zurab"]
[Result "*"]
[ECO "D35"]
[WhiteElo "2514"]
[BlackElo "2441"]
[Annotator "TA"]
[PlyCount "28"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,21,14,17,18,20,13,20,16,10,20]} 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. e3 Bd6 7. Bd3 O-O {The position is equal.} 8. Nge2 {D35: Queen's Gambit Declined: Exchange Variation} Re8 9. Qc2 h6 10. Bh4 a5 (10... Nbd7 11. g4 Nf8 12. h3 b5 13. Rg1 Ne6 14. f4 Bxf4 15. Bh7+ Kh8 16. exf4 Nxd4 17. Qd3 Nxe2 18. Nxe2 Qa5+ {0-1 (45) Mamedyarov,S (2809)-Kramnik,V (2800) Moscow 2018}) 11. a3 {Predecessor:} Nbd7 $146 12. h3 Nb6 13. O-O Be6 14. f3 a4 {1-0 (51) Sadler,C (2325)-Arppi,H (2316) ICCF email 2015} *

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "9.7"]
[White "Wang, Justin"]
[Black "Belous, Vladimir"]
[Result "*"]
[ECO "B32"]
[WhiteElo "2449"]
[BlackElo "2497"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,26,32,27,36,39,37,29,39]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 Be7 7. N1c3 a6 8. Na3 f5 9. exf5 Bxf5 10. Bd3 Be6 11. Nc2 Nf6 {B32: Sicilian: Löwenthal and Kalashnikov Variations} 12. O-O O-O 13. Ne3 (13. b3 Qd7 14. Bb2 Bd8 15. Ne4 Bb6 16. Qe2 Rad8 17. Kh1 Nxe4 18. Bxe4 {½-½ (50) Yu,Y (2764)-Potapov,P (2516) St Petersburg 2018}) 13... Rc8 {[#]} {Predecessor:} 14. b3 $146 Qe8 15. Bf5 Bxf5 16. Nxf5 Rd8 17. Ba3 Qg6 18. Qd3 e4 19. Nxe7+ Nxe7 {1-0 (105) Najer,E (2634)-Vasiliev,O (2296) Jerusalem 2015} *

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.7"]
[White "Wang, Justin"]
[Black "Belous, Vladimir"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "2449"]
[BlackElo "2497"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,114,25,18,22,22,28,32,31,38,48,16,41,38,66,72,77,69,127,129,141,123,178,54,120,63,58,16,17,14,25,21,14,0,94,110,107,112,112,116,158,90,222,210,202,210,301,289,327,316,330,332,325,254,245,245,251,251,254,254,235,300,305,306,318,318,318,318,318,318,318,318,318,318,299,270,264,166,175,179,157,24,32,0,0,0,0,0,0,-8,-8,-8,-8,-8,-8,-8,-8]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 Be7 7. N1c3 a6 8. Na3 f5 9. exf5 Bxf5 10. Bd3 Be6 11. Nc2 Nf6 {B32: Sicilian: Löwenthal and Kalashnikov Variations} 12. O-O O-O 13. Ne3 (13. b3 Qd7 14. Bb2 Bd8 15. Ne4 Bb6 16. Qe2 Rad8 17. Kh1 Nxe4 18. Bxe4 {½-½ (50) Yu,Y (2764)-Potapov,P (2516) St Petersburg 2018}) 13... Rc8 {White is slightly better.} 14. b3 Kh8 15. Ne4 $146 ({Predecessor:} 15. Ncd5 Qe8 16. Bb2 Nb8 17. Rc1 Nbd7 {0-1 (80) Harutyunyan,S (2050)-Zachary,M (2271) Avoine 2018}) 15... Bg8 16. Bb2 Qe8 17. Nxf6 Rxf6 18. Be4 b5 (18... Bd8 $14) 19. cxb5 $16 axb5 20. Rc1 $1 Rf8 (20... Nb4 $16) 21. Qd2 (21. Nf5 $1 $18) 21... h6 (21... d5 $1 $14 22. Bxd5 (22. Nxd5 Rd8 $16) 22... Rd8 23. Bxc6 Rxd2 24. Bxe8 Rxe8) 22. Rc2 ({White should try} 22. Rfd1 $16) 22... Rf4 $14 23. f3 Bg5 $1 {White must now prevent ...d5!} 24. Qf2 Nb4 25. Rxc8 Qxc8 26. Bb1 Qc5 (26... Bh7 $11) 27. Nf5 $1 $36 {[%mdl 2048] Black is under strong pressure.} Bh7 28. Qxc5 dxc5 29. g4 $1 Nc6 30. Bc1 (30. Be4 $142 $1 {[%cal Re4c6]} Nd4 31. Kg2) 30... Rb4 {[#]} (30... Bxf5 $16 {was called for.} 31. Bxf5 (31. Bxf4 Bxb1 32. Bxg5 Bxa2 $16) 31... Rd4) 31. Be4 $1 $18 {[%cal Re4c6]} Bxf5 32. gxf5 Na5 (32... Nd4 $142 33. Ba3 Kg8 34. Bxb4 cxb4) 33. Bb2 Be3+ 34. Kg2 Rd4 35. Bxd4 exd4 {[%mdl 4096] Endgame KRB-KBN} 36. b4 cxb4 37. Rb1 Bd2 38. Kf2 Kg8 39. Ke2 Bc3 40. Bd5+ Kf8 41. Kd3 Ke7 42. Rg1 Kd6 43. Be4 ({Avoid the trap} 43. Rxg7 $2 Kxd5 44. Rd7+ Ke5 $19) 43... b3 44. axb3 Nxb3 45. Rxg7 Nc5+ 46. Kc2 b4 {aiming for ...d3+!} 47. Rg6+ Ke5 {and the idea ...b3+ leaves Black hopeful.} 48. f6 {Strongly threatening f7.} b3+ 49. Kb1 {f7 is the strong threat.} Ke6 {[#]} 50. Rxh6 ({White must play} 50. f7+ $1 $16 Kxf7 51. Rc6 (51. Rxh6 d3 $16)) 50... d3 $1 $11 51. Bxd3 (51. f7+ $5 Kxf7 52. Bd5+ Ke7 53. Bc4 $16) 51... Nxd3 {[#]The position is equal.} 52. f7+ $1 {[%mdl 512]} Kxf7 53. Rb6 Nc5 54. Rxb3 {[%mdl 64] Remove Defender, Decoy} Nxb3 55. Kc2 {[%mdl 64] Double Attack} Nd4+ 56. Kxc3 Nxf3 57. h4 Nxh4 {Accuracy: White = 59%, Black = 42%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.8"]
[White "Popilski, Gil"]
[Black "Arribas Lopez, Angel"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2468"]
[BlackElo "2440"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,78,17,10,15,0,0,12,12,0,8,-13,-15,-16,-11,-13,0,-10,-7,-12,0,-7,-3,-3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-7,0,0,0,0,10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nxe5 8. Rxe5 O-O 9. d4 {The position is equal.} Ne8 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4} 10. Nc3 Bf6 11. Re1 d5 12. Bf4 c6 13. Be5 Bf5 14. Bd3 Bxd3 15. Qxd3 {[#]} Qd7 $146 ({Predecessor:} 15... Nd6 16. b3 Re8 {0-1 (57) Polgar,J (2685)-Bacrot,E (2720) Dubai 2014}) 16. b3 Bxe5 17. Rxe5 Nc7 18. Rae1 Rae8 19. Nd1 f6 (19... g6 {is more complex.} 20. f3 Rxe5 21. Rxe5 Re8 22. Rxe8+ Nxe8 23. Ne3 Qd6) 20. Rxe8 Rxe8 21. Rxe8+ Qxe8 22. Ne3 Qe6 23. Kf1 g6 24. c3 Kf7 25. g3 Ne8 26. f3 Nd6 27. Qe2 Nf5 28. Kf2 Nxe3 29. Qxe3 Qxe3+ 30. Kxe3 $11 {[%mdl 4096] Endgame KP-KP} g5 31. g4 b5 32. b4 Ke6 33. Ke2 f5 34. Ke3 Kf6 35. Kf2 Kg6 36. Kg3 f4+ 37. Kf2 h5 38. h3 h4 39. Ke2 Kf6 {Accuracy: White = 88%, Black = 63%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "9.8"]
[White "Popilski, Gil"]
[Black "Arribas Lopez, Angel"]
[Result "*"]
[WhiteElo "2468"]
[BlackElo "2440"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,17,11,21]} 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 {Predecessor:} Bf6 $146 10. Re1 Re8 11. c3 Rxe1 12. Qxe1 Ne8 13. d5 c6 14. Qd1 b6 15. Bf4 Bb7 16. dxc6 dxc6 17. Nd2 c5 18. Nc4 Qxd1 19. Rxd1 {½-½ (40) Anand,V (2774)-Caruana,F (2819) Karlsruhe/Baden Baden 2019} *

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.9"]
[White "Drozdowski, Kacper"]
[Black "Wang, Jason"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "2484"]
[BlackElo "2300"]
[Annotator "RC"]
[PlyCount "104"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. d3 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 3. f4 {[%emt 0:00:00]} d5 {[%emt 0:00:53]} 4. Nf3 {[%emt 0:00:12]} Nc6 {[%emt 0:00:19]} 5. Be2 {[%emt 0:00:38]} Nge7 {[%emt 0:02:29]} 6. O-O {[%emt 0:00:10]} g6 {[%emt 0:00:47]} 7. Qe1 {[%emt 0:00:14]} Bg7 {[%emt 0:00:31]} 8. Nc3 {[%emt 0:00:32]} b6 {[%emt 0:04:47]} 9. Qh4 {[%emt 0:00:52]} Ba6 {[%emt 0:03:40]} 10. f5 {[%emt 0:02:38]} exf5 {[%emt 0:06:47]} 11. exd5 {[%emt 0:07:37]} Nxd5 {[%emt 0:03:51]} 12. Bg5 {[%emt 0:00:15]} Qd7 {[%emt 0:02:18]} 13. Nxd5 {[%emt 0:03:10]} Qxd5 {[%emt 0:00:37]} 14. c3 {[%emt 0:00:06]} O-O {[%emt 0:03:09]} 15. Bh6 {[%emt 0:00:25]} Rfe8 {[%emt 0:02:56]} 16. Rf2 {[%emt 0:00:28]} Bxd3 {[%emt 0:07:09]} 17. Rd1 {[%emt 0:09:28]} Qe4 {[%emt 0:03:05]} 18. Bf4 {[%emt 0:00:25]} Bxe2 {[%emt 0:11:39]} 19. Ng5 {[%emt 0:00:10]} Qe7 {[%emt 0:10:38]} 20. Qxh7+ {[%emt 0:00:56]} Kf8 {[%emt 0:01:07]} 21. Re1 {[%emt 0:02:52]} Rad8 {[%emt 0:11:47]} 22. Rfxe2 {[%emt 0:00:34]} Qxe2 {[%emt 0:00:19]} 23. Rxe2 {[%emt 0:00:30]} Rxe2 {[%emt 0:00:06]} 24. h3 {[%emt 0:01:52]} Rxb2 {[%emt 0:06:39]} 25. Qh4 {[%emt 0:03:23]} Rxa2 {[%emt 0:03:13]} 26. Nh7+ {[%emt 0:01:07]} Kg8 {[%emt 0:00:22]} 27. Nf6+ {[%emt 0:00:19]} Kf8 {[%emt 0:00:04]} 28. Nh7+ {[%emt 0:00:21]} Ke8 {[%emt 0:01:32]} 29. Nf6+ {[%emt 0:02:38]} Bxf6 {[%emt 0:02:31]} 30. Qxf6 {[%emt 0:00:01]} Ne7 {[%emt 0:00:20]} 31. Qe5 {[%emt 0:02:50]} Ra4 {[%emt 0:01:35]} 32. Bg5 {[%emt 0:01:07]} Re4 {[%emt 0:00:06]} 33. Qc7 {[%emt 0:00:03]} Re6 {[%emt 0:00:44]} 34. Qxa7 {[%emt 0:01:43]} f6 {[%emt 0:00:41]} 35. Bf4 {[%emt 0:00:04]} Kf7 {[%emt 0:00:40]} 36. h4 {[%emt 0:01:31]} Rd3 {[%emt 0:01:20]} 37. Bc7 {[%emt 0:01:17]} Rd7 {[%emt 0:01:13]} 38. Qb8 {[%emt 0:00:44]} Nd5 {[%emt 0:00:10]} 39. Qh8 {[%emt 0:01:00]} Rxc7 {[%emt 0:00:34]} 40. Qh7+ {[%emt 0:00:11]} Kf8 {[%emt 0:00:14]} 41. Qh8+ {[%emt 0:01:50]} Ke7 {[%emt 0:00:06]} 42. Qg7+ {[%emt 0:00:06]} Kd6 {[%emt 0:00:05]} 43. Qxg6 {[%emt 0:00:05]} Ne3 {[%emt 0:01:55]} 44. Kf2 {[%emt 0:01:10]} Ng4+ {[%emt 0:03:05]} 45. Kg3 {[%emt 0:00:01]} Re3+ {[%emt 0:00:16]} 46. Kf4 {[%emt 0:00:06]} Re4+ {[%emt 0:00:13]} 47. Kg3 {[%emt 0:00:06]} Re3+ {[%emt 0:01:21]} 48. Kf4 {[%emt 0:00:04]} Rce7 {[%emt 0:00:46]} 49. c4 {[%emt 0:00:24]} Re1 {[%emt 0:00:57]} 50. Kxf5 {[%emt 0:00:33]} Ne3+ {[%emt 0:00:59]} 51. Kf4 {[%emt 0:00:06]} Rf1+ {[%emt 0:00:07]} 52. Kg3 {[%emt 0:00:04]} Rg7 {[%emt 0:00:05]} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.10"]
[White "Li, Ben"]
[Black "Berczes, David"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2407"]
[BlackElo "2488"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,74,24,29,20,31,19,31,22,33,0,-8,-14,7,0,0,0,0,0,0,-54,-48,-52,-61,-52,-57,-67,-49,-68,-64,-69,-62,-71,-57,-79,32,-27,13,-50,-41,-137,-127,-276,-267,-285,-193,-300,-295,-323,-222,-324,-310,-327,-310,-307,-316,-413,-383,-358,-362,-675,-727,-720,-710,-821,-810,-870,-807]} 1. d4 e6 2. c4 Bb4+ 3. Bd2 a5 4. a3 Bxd2+ 5. Qxd2 Nf6 (5... d6 6. Nf3 Nf6 7. Nc3 Nc6 8. Rd1 O-O 9. e4 Qe7 10. Be2 e5 11. dxe5 Nxe5 12. Nxe5 Qxe5 13. Qd4 Be6 14. O-O Rfe8 {½-½ (30) Cuenca Jimenez,J (2512)-Ivanchuk,V (2713) Caleta 2019}) 6. Nc3 {A40: Unusual replies to 1 d4} O-O 7. e4 d6 8. f4 $146 {White is slightly better.} ({Predecessor:} 8. Bd3 e5 9. d5 Nbd7 10. Nge2 a4 11. O-O Nc5 12. Bc2 {1-0 (39) Steinbacher,C (2134)-Wiesner,P (1819) Germany 2012}) 8... e5 9. fxe5 dxe5 10. d5 Qe7 11. Nf3 Bg4 12. Be2 Bxf3 13. Bxf3 Nbd7 14. Qf2 (14. b3 $11) 14... a4 $15 15. O-O Qc5 16. Be2 Ne8 17. Bd3 Ra6 18. Rac1 Qxf2+ 19. Kxf2 Nc5 20. Ke3 Rg6 21. g3 Nd6 (21... Rb6 $17 22. Rc2 Rb3) 22. Rf2 (22. Nxa4 $1 $14 Nxa4 23. c5) 22... h5 23. Rcf1 {[#]} ({White should try} 23. Nxa4 $1 $11 Nxa4 24. c5) 23... h4 $1 {[%mdl 512]} 24. Rf3 (24. Rg2 $15) (24. gxh4 Rg4) 24... Rg4 $17 25. Nb5 {[#]} (25. Kf2 $17) 25... Nxc4+ $1 $19 {[%mdl 576] Double Attack} 26. Ke2 (26. Bxc4 Rxe4+) 26... hxg3 27. h3 (27. Rxg3 {was called for.} Rh4 28. Bxc4 Rxe4+ {[%mdl 64] Double Attack} 29. Re3 Rxc4 30. Rxe5) 27... Rh4 28. Rxg3 Nd6 (28... Nxe4 29. Bxe4 Rxe4+ 30. Kd3 $19) 29. Nxc7 (29. Nxd6 $142 cxd6 30. Ke3) 29... Nxd3 ({Don't do} 29... Ncxe4 30. Re3 $19) (29... Ndxe4 30. Bxe4 Nxe4 31. Rgf3 $19) 30. Kxd3 Rc8 (30... Rxe4 $2 31. Rfg1 $19) ({Not} 30... Nxe4 31. Rg4 $17) 31. Rc1 Rxe4 ({Resist} 31... Nxe4 32. Re3 $19) 32. Rc2 Rd4+ 33. Ke2 {[#]} Rxd5 {Played: Nd6-b5} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.11"]
[White "Tsay, Vincent"]
[Black "Nakar, Eylon"]
[Result "1/2-1/2"]
[ECO "E07"]
[WhiteElo "2233"]
[BlackElo "2441"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,120,28,18,19,11,0,0,6,15,8,50,47,50,42,51,24,59,56,95,67,77,63,60,59,166,59,58,72,85,83,92,92,84,88,88,81,93,98,97,97,106,94,93,62,76,62,66,58,72,72,78,76,64,60,147,159,147,122,163,0,0,0,0,100,100,100,100,100,100,100,100,100,100,100,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. c4 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qb3 b6 9. Nc3 Nbd7 10. Bf4 Bb7 11. Rac1 {E07: Closed Catalan: Main Line (5 Nf3 0-0 6 0-0 Nbd7)} c5 12. cxd5 Nxd5 13. Nxd5 $146 ({Predecessor:} 13. Rfd1 Nxf4 14. gxf4 Qc7 15. e3 Rad8 16. Qc4 Qb8 17. d5 exd5 18. Nxd5 Bxd5 19. Rxd5 {½-½ (49) Tkachiev,V (2648)-Pinter,J (2556) Budapest 1999}) 13... Bxd5 14. Qc2 Rc8 15. e4 Bb7 16. d5 $1 $36 {[%mdl 2048] White fights for an advantage.} exd5 17. exd5 Bf6 18. Rfd1 g6 19. Nd2 Be5 20. Bh6 Re8 21. Nc4 Qf6 (21... b5 $14 22. Nxe5 Nxe5) 22. Nxe5 (22. Qa4 $18 Rcd8 23. Qxa7) 22... Nxe5 $14 23. Qc3 Rcd8 24. h4 {Black must now prevent Bg5.} Ng4 25. Qxf6 Nxf6 26. Bg5 Kg7 27. b4 cxb4 28. Rc7 Ba8 29. Rxa7 h6 30. Bxf6+ Kxf6 31. Rd4 g5 32. Rxb4 Re1+ 33. Kh2 Re2 34. Rxb6+ Kg7 35. h5 $1 {Threatens to win with Rg6+.} Rxf2 36. Kg1 Rf6 (36... Rc2 $14) 37. Rxf6 $1 $16 Kxf6 {[%mdl 4096] Endgame KRB-KRB} 38. Ra6+ Ke5 39. d6 $2 (39. a4 $1 $18) 39... Bxg2 $11 40. Kxg2 {KR-KR} f5 $1 41. a4 (41. Kf3 $11) 41... f4 $16 42. gxf4+ Kxf4 {[#]} 43. a5 $1 Ke5 {[#]} 44. d7 $1 {[%mdl 512]} Rxd7 45. Rxh6 g4 46. Rb6 Kf4 {[#]} 47. a6 (47. h6 $1 $16) 47... Rd2+ $1 $11 {The position is equal.} 48. Kf1 {Strongly threatening h6.} g3 $1 49. Rg6 {And now h6 would win.} Rd1+ 50. Ke2 Ra1 51. h6 g2 52. h7 Ra2+ 53. Kd3 Rxa6 54. Rxa6 g1=Q {KQ-KR} 55. Rf6+ Kg5 $1 {( -> ...Qb1+)} 56. h8=Q {White wants to mate with Qg7+.} Qb1+ 57. Kc4 Qe4+ 58. Kb3 {Intending Qg7+ and mate.} Qd3+ 59. Ka4 {Threatening mate with Qg7+.} Qd4+ 60. Ka5 {White threatens Qg7+ and mate.} Qxf6 {Accuracy: White = 56%, Black = 72%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "9.12"]
[White "Li, Zhaozhi"]
[Black "Hong, Andrew"]
[Result "*"]
[ECO "D46"]
[WhiteElo "2423"]
[BlackElo "2440"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,25,18,7,14,32,5]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Bd6 7. Bd3 O-O 8. O-O dxc4 9. Bxc4 b5 10. Be2 Bb7 11. e4 e5 12. dxe5 {D46: Semi-Slav: 5 e3 Nbd7 6 Bd3, Black avoids the Meran} Nxe5 13. Nd4 {[#]} {Predecessor:} Neg4 $146 14. g3 Bc5 15. Nf5 Re8 16. Bf4 Qb6 17. Bxg4 Nxg4 18. Rac1 g6 19. h3 Ne5 {0-1 (59) Martinovic,S (2555)-Saric,I (2691) Bjelovar 2019} *

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.12"]
[White "Li, Zhaozhi"]
[Black "Hong, Andrew"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2423"]
[BlackElo "2440"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,103,30,32,22,29,0,0,0,0,0,0,0,0,2,16,0,81,18,21,21,33,19,30,32,27,0,0,0,13,0,0,0,0,0,11,22,83,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,39,39,46,0,0,0,0,0,0,0,0,0,70,64,431,425,391,76,29985,29986,29981,29982,29995,29996,29996,29997,29997,29998,29998,29999]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Bd6 7. Bd3 O-O 8. O-O dxc4 9. Bxc4 b5 10. Be2 Bb7 11. e4 e5 12. dxe5 {D46: Semi-Slav: 5 e3 Nbd7 6 Bd3, Black avoids the Meran} Nxe5 13. Nd4 Neg4 14. g3 {The position is equal.} Bc5 15. Nf5 Re8 16. Bf4 Qb6 {[%cal Rg4f2]} 17. Kg2 g6 18. h3 Ne5 {[#]} (18... gxf5 $11 {remains equal.} 19. hxg4 Bd4) 19. Bxe5 $146 (19. Nh6+ $16 Kg7 20. Bg5) ({Predecessor:} 19. Nh6+ Kg7 {½-½ (32) Nakamura,H (2790)-Giri,A (2793) Moscow 2016}) 19... Rxe5 $11 20. f4 Ree8 21. Nh6+ Kg7 22. e5 Nd5 {...Ne3+ is the strong threat.} 23. Nxd5 cxd5 24. Ng4 d4+ 25. Bf3 d3 26. Qxd3 Rad8 27. Qe2 Bxf3+ 28. Rxf3 Bb4 (28... Rd4 $1 $11 {keeps the balance.}) 29. Rd1 (29. Nf6 $16 Rg8 30. Ne4 (30. Nxg8 Rd2 $14)) 29... Rxd1 30. Qxd1 Rd8 31. Rd3 Rxd3 32. Qxd3 Qc6+ 33. Kh2 Qc1 {White must now prevent ...Bc5.} 34. Qe2 Bc5 {[%csl Gc5][%cal Rc1g1]} 35. h4 h5 36. Nf6 Bd4 37. b3 a5 38. Qg2 $36 {[%mdl 2048] White is pushing.} a4 39. bxa4 bxa4 40. Qa8 {White wants to mate with Qg8+.} Qc2+ 41. Qg2 Qc1 42. Ne4 a3 43. Ng5 Be3 (43... Qb2 $11) 44. e6 $14 {aiming for e7.} Qc4 $2 {[%mdl 8192]} ({Better is} 44... Bc5 $1 $14) 45. e7 $18 Qb5 {[#] Now ...Bc5 and Black clings on.} 46. Qc2 $2 (46. Ne4 $1 $18 {[%cal Re4d6] Strongly threatening Nd6.} Qd7 47. Qc2 Qxe7 48. Qc3+ {[%mdl 64] Double Attack} Kg8 49. Qxe3) 46... Bd4 $2 {[%mdl 8192]} (46... Bc5 $16) 47. Qe4 {White mates.} Qb2+ 48. Kh3 f5 49. e8=Q Kh6 {[#]} 50. Qxg6+ $1 Kxg6 51. Qe6+ Bf6 52. Qf7+ {Accuracy: White = 53%, Black = 56%.} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "9.13"]
[White "Guo, Arthur"]
[Black "Nguyen, Emily"]
[Result "*"]
[ECO "C55"]
[WhiteElo "2295"]
[BlackElo "2183"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,27,15,12,12,16,13,16,9]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a4 Bd7 9. c3 O-O 10. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1e3][%mdl 32]} Na5 11. Bc2 c5 {The position is equal.} 12. Re1 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack} Nc6 13. Nf1 b4 14. Ne3 {[#]} {Predecessor:} Rb8 $146 15. d4 bxc3 16. bxc3 cxd4 17. cxd4 Re8 18. Ba3 exd4 19. Nxd4 Nb4 {½-½ (40) Sjugirov,S (2650)-Matlakov,M (2735) St Petersburg 2017} *

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.13"]
[White "Guo, Arthur"]
[Black "Nguyen, Emily"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "2295"]
[BlackElo "2183"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,86,12,8,2,5,0,7,0,7,2,0,0,-5,-14,0,-79,-72,-172,-155,-167,-177,-291,-282,-249,-206,-195,-166,-198,-183,-172,-163,-166,-150,-168,-164,-192,-202,-266,-253,-298,-177,-173,-179,-169,-83,-73,0,-31,0,0,0,0,146,-529,-546,-529,-528,-542,-538,-547,-533,-1179,-1227,-1208,-1235,-1079,-1054]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a4 Bd7 9. c3 O-O 10. Nbd2 Na5 11. Bc2 c5 12. Re1 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack} Nc6 13. Nf1 b4 14. Ne3 {[#] The position is equal.} Rc8 $146 ({Predecessor:} 14... Rb8 15. d4 bxc3 16. bxc3 cxd4 17. cxd4 Re8 18. Ba3 exd4 19. Nxd4 Nb4 {½-½ (40) Sjugirov,S (2650)-Matlakov,M (2735) St Petersburg 2017}) 15. h3 Re8 16. Nh2 Be6 17. Qf3 d5 18. Nf5 (18. exd5 $11 Nxd5 19. Bb3) 18... Bxf5 $17 19. Qxf5 (19. exf5 $17 {was worth a try.} bxc3 20. bxc3) 19... bxc3 $1 $19 20. bxc3 Qa5 $1 $36 {[%mdl 2048] Black is on the roll.} 21. Bb2 (21. Bd2 $142 d4 22. Reb1) 21... Rb8 {And now ...g6 would win.} 22. Reb1 d4 23. Qf3 dxc3 24. Ba3 Nd7 {Played: Nc6-d4} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.14"]
[White "Kambrath, Yannick"]
[Black "Grinberg, Eyal"]
[Result "0-1"]
[ECO "D53"]
[WhiteElo "2365"]
[BlackElo "2486"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,46,27,30,33,18,32,21,52,21,20,27,21,10,31,19,28,-10,0,0,0,0,-7,-4,-6,-8,0,0,0,0,0,-396,-403,-403,-399,-520,-504]} 1. d4 Nf6 2. c4 e6 3. Nf3 a6 4. Bg5 Be7 5. Nc3 d5 6. e3 dxc4 7. Bxc4 b5 {D53: Queen's Gambit Declined: 4 Bg5 Be7: Early deviations} 8. Bd3 Bb7 9. O-O (9. Qe2 Nbd7 10. e4 h6 11. Bxf6 Bxf6 12. e5 Be7 13. a4 O-O 14. O-O c5 15. axb5 Bxf3 16. Qxf3 cxd4 {½-½ (26) Indjic,A (2536)-Miladinovic,I (2556) Sarajevo 2013}) 9... O-O {The position is equal.} 10. Qe2 Nbd7 11. Rfd1 $146 ({Predecessor:} 11. Rac1 Rc8 12. a3 c5 13. dxc5 Nxc5 {0-1 (46) Hoang,T-Nguyen Van Toan,T Hanoi 2009}) 11... h6 12. Bh4 Nd5 {Threatens to win with ...Nxc3.} 13. Bxe7 Qxe7 14. Nxd5 Bxd5 15. a4 bxa4 16. Rdc1 c5 17. Rxa4 Bxf3 18. Qxf3 cxd4 19. Qe4 {[%csl Gd3][%cal Re4h7]} Nf6 20. Qxd4 Rfd8 21. Qc4 $2 {[%mdl 8192] [#]} (21. Qc3 $11 {and White stays safe.}) 21... Qd7 $1 $19 22. Rd1 {[#] next Bh7+! is good for White.} Rac8 $1 23. Qd4 Qe8 {Accuracy: White = 47%, Black = 65%.} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.15"]
[White "Reshef, Omer"]
[Black "Yu, Jennifer"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "2467"]
[BlackElo "2263"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,59,-5,0,5,-1,-24,-22,-32,-17,-20,-7,-18,-23,-30,-12,-31,0,0,46,10,1,0,183,180,286,310,578,600,591,567,852,630,618,626,599,625,598,417,876,879,849,847,833,801,1143,1122,1836,1788,5481,5461,5013,2363]} 1. Nf3 g6 2. g3 Bg7 3. Bg2 e5 4. d3 Ne7 5. c4 c6 (5... d6 6. Nc3 Nbc6 7. Rb1 a6 8. e4 b5 9. b3 O-O 10. h4 Bg4 11. Ne2 h5 12. Nh2 Be6 13. Nf1 Qd7 14. Ne3 Rab8 15. Nd5 {0-1 (40) Mamedov,R (2667)-Rapport,R (2739) Hengshui 2019}) 6. O-O {A04: Unusual lines after 1 Nf3 and King's Indian Attack} O-O 7. Nc3 d5 8. Qc2 {The position is equal.} h6 9. b4 dxc4 $146 ({Predecessor:} 9... Be6 10. Nd2 f5 11. Rb1 e4 12. dxe4 dxe4 13. Rd1 Qc7 14. e3 Nd7 15. Ne2 {0-1 (56) Kutlyarov,A (2190)-Gazizov,I (2065) Ufa 2006}) 10. dxc4 e4 $1 {[%cal Re4f3]} 11. Nd2 {[#]} e3 $1 {[%mdl 512]} 12. fxe3 Qb6 (12... Nf5 $5 {[%cal Rf5e3]} 13. Nde4 Nd7 $11) 13. Nde4 Qxb4 14. Nf6+ Bxf6 $1 15. Rxf6 Qxc4 $2 (15... Nf5 $1 $11 {and Black has nothing to worry.}) 16. Ba3 $18 Nf5 {[#]} (16... Bf5 {was worth a try.} 17. Qd2 Nd7) 17. Rf1 $1 {[%cal Rf1f4] Black must now prevent Rf4.} ({Not} 17. Bxf8 Kxf8 18. Rf1 Qc5 $16) 17... Re8 $2 (17... Nd7) 18. Rf4 Qa6 19. Bb2 Qb6 20. Nd1 Nd7 21. R6xf5 gxf5 22. Qxf5 {[%csl Gf4][%cal Rf5f7]} Ne5 23. Qf6 Re6 {[#]} (23... c5 $142 24. Bxe5 Qxf6 25. Bxf6 a5) 24. Rg4+ $1 {[%mdl 512] White is clearly winning.} Kf8 (24... Nxg4 25. Qh8#) 25. Qg7+ Ke7 26. Bxe5 {Rf4 would kill now.} Qa5 27. Bc3 Qf5 28. Rf4 Rg6 29. Bb4+ c5 {[#]} 30. Bxc5+ $1 {[%mdl 512] Accuracy: White = 81%, Black = 26%.} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.16"]
[White "Kumar, Nikhil"]
[Black "Mishra, Abhimanyu"]
[Result "1/2-1/2"]
[ECO "D93"]
[WhiteElo "2297"]
[BlackElo "2377"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,101,27,29,29,39,29,42,0,0,2,17,0,0,0,0,0,5,5,6,0,0,0,0,0,0,0,0,0,0,-46,-45,-162,-167,-173,-171,-199,-108,-109,-119,-117,-109,-128,-90,-164,-94,-126,0,0,0,0,0,-49,-58,-49,-43,-41,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 c6 6. Rc1 O-O 7. Nf3 Be6 8. Ng5 Bf5 9. Be2 {D93: Grünfeld: 4 Nf3 Bg7 5 Bf4 0-0 6 e3} Qb6 10. Qd2 h6 11. c5 $146 {White is slightly better.} ({Predecessor:} 11. Nf3 Ne4 12. Nxe4 Bxe4 13. O-O Nd7 14. Rfd1 dxc4 15. Bxc4 Bxf3 16. gxf3 a5 {1-0 (34) Jussupow,A (2655)-Gavrikov,V (2600) Horgen 1994}) 11... Qd8 12. Nf3 Nbd7 13. h3 Ne4 14. Qd1 Re8 15. O-O Nxc3 16. Rxc3 e5 17. Nxe5 Nxe5 18. Bxe5 Bxe5 19. dxe5 Rxe5 20. Qd2 Qe7 21. Rd1 Re8 22. b4 Qh4 23. f4 (23. Bf3 $15) 23... Re4 $19 24. Rd3 Rc4 25. Bf1 Bxd3 (25... a5 $19 26. a3 Qe7) 26. Bxd3 $17 {[#]} Rce4 $1 {[%mdl 512]} 27. Bxe4 Rxe4 {[%mdl 4096] Endgame KQR-KQR} 28. a3 Qf6 29. Qd3 (29. Rb1 $17 {might work better.}) 29... Rc4 (29... Qe7 $19 30. Re1 {[#]} Rxf4 $1 {[%mdl 512]} 31. exf4 Qxe1+ 32. Kh2 Kg7 33. Qd4+ f6) 30. Qe2 Rc3 (30... Qc3 $17 31. Rd3 Qa1+ 32. Kh2 Qc1) 31. Qb2 $11 Qg7 32. Kf2 $1 Rc4 33. Qxg7+ ({White should play} 33. Rd4 $11) 33... Kxg7 {KR-KR} 34. Ke2 Kf6 35. g4 g5 36. Rd4 {The position is equal.} Rc3 37. Rd3 Rc2+ 38. Rd2 $1 {[%cal Rd2c2]} Rc1 39. Rd1 Rxd1 40. Kxd1 gxf4 41. exf4 {KP-KP} Kg6 42. Ke2 f5 43. Ke3 fxg4 44. hxg4 h5 45. gxh5+ $1 Kxh5 {Strongly threatening ...Kg4.} 46. Kd4 Kg6 {And now ...Kf5 would win.} 47. Ke5 Kg7 48. Kf5 Kf7 49. Ke5 Ke7 50. Kf5 Kf7 51. Ke5 {Accuracy: White = 60%, Black = 75%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "9.16"]
[White "Kumar, Nikhil"]
[Black "Mishra, Abhimanyu"]
[Result "*"]
[WhiteElo "2297"]
[BlackElo "2377"]
[Annotator "TA"]
[PlyCount "32"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,18,28,38,34,38]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 c6 6. Rc1 O-O 7. Nf3 Be6 8. Ng5 Bf5 9. Be2 {D93: Grünfeld: 4 Nf3 Bg7 5 Bf4 0-0 6 e3} Qb6 {Predecessor:} 10. Qd2 $146 h6 11. Nf3 Ne4 12. Nxe4 Bxe4 13. O-O Nd7 14. Rfd1 dxc4 15. Bxc4 Bxf3 16. gxf3 a5 {1-0 (34) Jussupow,A (2655)-Gavrikov,V (2600) Horgen 1994} *

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "9.17"]
[White "Wheeler, Cameron"]
[Black "Shamatava, Ana"]
[Result "1/2-1/2"]
[ECO "A70"]
[WhiteElo "2397"]
[BlackElo "2159"]
[Annotator "TA"]
[PlyCount "33"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,33,47,72,77,64,59,85,82,95,47,69,50,60,68]} 1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. Nf3 g6 7. Bf4 Bg7 8. Qa4+ Bd7 9. Qb3 Qc7 10. e4 O-O 11. Be2 a6 12. e5 {A70: Modern Benoni: 6 e4 g6 7 Nf3} (12. a4 Bg4 13. h3 Bxf3 14. Bxf3 Nfd7 15. O-O Ne5 16. Be2 Nbd7 17. Be3 c4 18. Qa2 f5 19. f4 Nf7 20. exf5 {1-0 (74) Postny,E (2615)-Akopian,V (2650) St Petersburg 2018}) 12... Nh5 13. exd6 Qc8 14. Be3 Bf5 $146 ({Predecessor:} 14... b5 15. O-O c4 16. Qc2 Bf5 17. Qd2 Nf6 18. Nd4 {1-0 (27) Campora,D (2466)-Fernandez Ruiz,M (2025) Seville 2016}) 15. Na4 {[#] aiming for Nb6.} Nd7 16. Rc1 Qd8 17. O-O 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.18"]
[White "Bajarani, Ulvi"]
[Black "Kung, Thomas"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2501"]
[BlackElo "2200"]
[Annotator "TA"]
[PlyCount "129"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,129,23,25,18,33,33,22,22,33,30,27,17,22,0,9,10,15,0,0,0,-3,-42,-34,-76,-74,-90,-65,-63,0,0,0,0,21,0,0,0,22,22,22,22,22,22,22,22,28,28,48,47,62,55,62,0,62,0,40,22,22,22,48,22,48,48,48,48,48,0,22,22,48,0,22,22,22,22,48,48,48,22,48,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-121,0,0,0,0,0,0]} 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bg5 (4. Bf4 Nc6 5. Nc3 Nf6 6. e3 a6 7. Rc1 e6 8. Bd3 Be7 9. Nf3 O-O 10. h3 Bd6 11. O-O Bxf4 12. exf4 Qd6 13. Ne5 Bd7 14. Nxc6 Bxc6 15. Qd2 Ne4 16. Qe3 Qb4 17. Nxe4 dxe4 18. Bxe4 Bxe4 19. Qxe4 Qxb2 {0-1 (55) Lysyj,I (2642)-Malakhov,V (2660) Sochi 2019}) 4... Nf6 5. Bxf6 gxf6 6. Nc3 {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3} Nc6 7. e3 e6 8. Bd3 Bd6 9. a3 f5 10. g3 $146 ({Predecessor:} 10. f4 Bd7 11. Qh5 Rc8 12. Nf3 Qf6 13. Ne5 Na5 {½-½ (36) Weinberg,E (1725)-Voltolini,G (2285) San Martino di Castrozza 2002}) 10... Bd7 11. Nge2 Rc8 12. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} a5 13. b5 Ne7 {[%cal Bc6e7,Be7g8,Bg8f6][%mdl 32]} 14. Qb3 Ng8 15. Kd2 Nf6 16. f3 h5 17. h4 Rg8 18. Rhg1 $1 Qc7 (18... Kf8 $15) 19. Rac1 $11 Qb8 {[%cal Rd6g3]} ({Not} 19... Bxg3 $2 20. Nxg3 Qd8 {[#]} 21. Nxh5 $1 $18 {[%mdl 512]}) 20. Nf4 b6 21. Nce2 Ke7 22. Rxc8 Rxc8 23. Rc1 Rxc1 24. Kxc1 Qc8+ 25. Kd2 Qg8 26. Ke1 Qf8 27. Kf2 Kd8 28. a4 Bc8 29. Qc2 Bb7 30. Nc1 (30. Qb2 $14) 30... Ke7 (30... Bxf4 $11 31. exf4 Qa3) 31. Nb3 (31. Nh3 $14) 31... Qc8 (31... Bxf4 {seems wilder.} 32. gxf4 Kd8 33. Nc1 Qe7 34. Be2 Nd7) 32. Qxc8 Bxc8 33. Nh3 Bb4 34. Be2 Bd7 35. Nc1 Be8 36. Nd3 Bd6 37. Bd1 Nd7 38. Kg2 Nf6 39. Nhf2 Kf8 40. Bc2 Ke7 41. Nf4 Bb4 42. Kf1 Bd6 43. Ke2 Bc7 44. e4 (44. N2d3 {looks sharper.} Bd7 45. Kd2 Bc8 46. Bd1 Bd6 47. Kc3) 44... fxe4 45. fxe4 Bxf4 46. gxf4 Nxe4 47. Bxe4 dxe4 48. Nxe4 {[%mdl 4096] Endgame KB-KN} f6 49. Nd2 {Threatens to win with Nc4.} Kd6 50. Kd3 Bg6+ 51. Kc3 $1 Bf5 52. Nc4+ Kc7 53. Ne3 Be4 54. Kb3 Bd5+ 55. Kb2 Kd6 56. Kc3 Be4 57. Nc4+ Kc7 58. Nd2 Bd5 59. Nf1 Kd6 60. Ne3 Be4 61. Kd2 Bd5 {With the idea ...Bb3.} 62. Nd1 (62. Kc3 $11 {keeps the balance.}) 62... Bf3 (62... Bb3 $17 {Hoping for ...Bxd1.} 63. Nc3 e5 64. dxe5+ fxe5) 63. Nc3 {The position is equal.} Bd5 64. Kc2 Bf3 65. Kd3 {Accuracy: White = 57%, Black = 44%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "9.18"]
[White "Bajarani, Ulvi"]
[Black "Kung, Thomas"]
[Result "*"]
[WhiteElo "2501"]
[BlackElo "2200"]
[Annotator "TA"]
[PlyCount "22"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 7,7,-10]} 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bg5 {Predecessor:} Nf6 $146 5. Bxf6 gxf6 6. Nc3 e6 7. e3 Nd7 8. Bd3 f5 9. h3 h5 10. h4 Nf6 11. Nge2 Bd6 {0-1 (32) Mamedyarov,S (2808)-Aronian,L (2764) Paris 2018} *

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.19"]
[White "Yip, Carissa"]
[Black "Chen, Ryo"]
[Result "1-0"]
[ECO "B70"]
[WhiteElo "2425"]
[BlackElo "1957"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,99,0,8,0,0,0,18,0,14,0,0,0,0,0,0,-18,0,0,0,0,0,0,0,-39,-19,-29,-23,-34,-26,-33,0,0,0,-18,-14,-9,0,-29,0,0,0,0,0,0,0,0,0,0,0,-51,0,0,206,0,0,0,0,0,85,126,178,170,474,149,476,479,476,454,748,654,613,612,1759,1753,1744,1737,1716,1711,1693,1693,1701,1663,1062,908]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Nb3 O-O 9. Bg5 a6 10. f3 {B70: Sicilian Dragon: 6 g3 and 6 Be2 (without a later Be3)} (10. f4 b5 11. Bf3 b4 12. Na4 Qc7 13. c4 Nd7 14. Kh1 Nb6 15. Nxb6 Qxb6 16. e5 dxe5 17. Bxe7 Nxe7 18. Bxa8 exf4 19. Qf3 g5 20. Be4 Bxb2 {½-½ (31) Fedorov,A (2568)-Jojua,D (2590) Batumi 2018}) 10... Be6 11. Qd2 b5 $146 {[%cal Bb7b5,Bb5c4][%mdl 32]} ({Predecessor:} 11... Nd7 12. Rab1 a5 13. Be3 a4 14. Nd4 Nxd4 15. Bxd4 Bxd4+ 16. Qxd4 Qb6 17. Qxb6 Nxb6 {½-½ (17) Wicklund Hansen,G (1831)-Korzun,S (1890) LSS email 2008}) 12. Kh1 {The position is equal.} Na5 13. Nd5 Nc4 14. Bxc4 $1 bxc4 15. Bxf6 $1 exf6 16. Nd4 Bxd5 17. exd5 f5 18. Nc6 c3 19. bxc3 Qb6 20. Rab1 Qc5 {[%mdl 1024] Black has compensation.} 21. Rb3 Rfe8 22. Rfb1 a5 23. a4 Qc4 24. Qd3 Qc5 25. h3 Qf2 {aiming for ...Re2.} 26. Qf1 Qd2 27. Qd1 Qf2 28. c4 Re2 {[%csl Ge2][%cal Rf2g2]} 29. Qg1 $36 {[%mdl 2048] White is pushing.} Qg3 30. Qh2 Qf2 31. Qg1 {Strongly threatening Qxf2.} Qg3 32. c5 dxc5 33. Qh2 (33. f4 $1 $11 Qxf4 34. Rb8+ Rxb8 35. Rxb8+ Bf8 36. Qa1) 33... Qf2 ({Better is} 33... Qxh2+ $1 $15 34. Kxh2 Bf8) 34. d6 $11 c4 $2 (34... Bf6 $11 {and Black has nothing to worry.}) 35. Rb7 $2 (35. Rb8+ $18 Rxb8 36. Ne7+ (36. Rxb8+ $2 {loses.} Bf8 $19) 36... Rxe7 37. Rxb8+ Bf8 38. dxe7 {[%mdl 64] Pin} Qe1+ 39. Qg1 Qxe7 40. Qd4) 35... Bf6 36. d7 $1 {And now Rg1 would win.} Kg7 37. Rc7 Rg8 (37... Rf8 $1 $11) 38. Rc8 $16 {Qg1 is the strong threat.} Re1+ (38... Rd2 $16 {might work better.}) 39. Rxe1 $18 Qxe1+ 40. Qg1 Qd2 $2 {[%mdl 8192] [#]} (40... Qe6 $16 {is more resistant.}) 41. Rxg8+ $1 {White is clearly winning.} Kxg8 {[#]} 42. Qd4 $1 {[%cal Rd4d2][%mdl 576] Promotion} Qxd4 (42... Qxc2 $142 43. Kh2 Qd3) 43. Nxd4 {[%mdl 4096] Endgame KB-KN} Kf8 {and if ...Ke7 works, Black does fine.} 44. Nc6 c3 45. d8=Q+ Bxd8 46. Nxd8 Ke7 47. Nc6+ Kd6 48. Nxa5 Kc5 49. Nb3+ Kb4 50. a5 {Accuracy: White = 65%, Black = 45%.} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.20"]
[White "Yanayt, Eugene"]
[Black "Logozar, Elijah"]
[Result "1-0"]
[ECO "D93"]
[WhiteElo "2240"]
[BlackElo "2058"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,69,1,9,2,-1,-9,0,-8,-9,-39,0,-9,65,65,77,71,70,42,77,69,85,89,99,75,131,120,128,109,130,139,144,133,221,179,269,270,257,248,223,141,279,294,273,284,283,272,306,298,467,445,876,894,885,866,2379,1949,1659,1165]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 g6 5. Bf4 Bg7 6. e3 O-O 7. Nc3 c5 8. dxc5 {D93: Grünfeld: 4 Nf3 Bg7 5 Bf4 0-0 6 e3} Qa5 9. Nd2 {Black must now prevent Nb3.} (9. Rd1 dxc4 10. Bxc4 Qxc5 11. Bb3 Nc6 12. O-O Bf5 13. Qe2 Rad8 14. h3 h6 15. e4 g5 16. Be3 Qa5 17. exf5 Qxf5 18. Nd4 {1-0 (18) Bu,X (2730)-Ibrahimov,R (2518) Riadh 2017}) 9... dxc4 10. Bxc4 {The position is equal.} Qxc5 11. Nb5 Na6 12. Nc7 $1 {[%cal Rc7a6]} e5 $146 ({Black should play} 12... Nb4 $11 13. Bxf7+ (13. Qc1 e5 $17) 13... Rxf7 14. Qxc5 Nd3+ 15. Kf1 Nxc5 16. Nxa8 b6) ({Predecessor:} 12... Bf5 13. Nxa6 Qa5 14. Bc7 bxa6 15. Bxa5 Bxc2 {1-0 (56) Zhao,J (2575)-Zeng,C (2350) China 2010}) 13. Nxa6 $14 (13. Nxa8 exf4 14. O-O b5 $19) 13... Qe7 14. Bg5 bxa6 15. e4 Bb7 16. f3 Rfd8 17. O-O Rac8 18. Rac1 Rd6 ({Better is} 18... h6 19. Be3 Nd7) 19. Qa4 Rb6 20. Rc2 Bf8 21. Be3 Rb4 22. Qa5 Qd7 (22... Nd7 $16 {was worth a try.}) 23. a3 Ra4 (23... Rb6 $142 24. Qxe5 (24. Bxb6 axb6 25. Qxe5 Ne8 $16) 24... Rbc6) 24. Qxe5 $18 Bg7 {aiming for ...Nd5.} 25. Qg3 Ne8 {Black hopes to continue with ...Raxc4.} 26. e5 Nc7 (26... Qf5 $16 27. Bb3 Rxc2 28. Bxa4 Rc8) 27. Bb3 Ra5 28. Nc4 ({Weaker is} 28. Bxa7 Ne6 $16) 28... Rd5 29. Bxa7 {Strongly threatening Nb6.} Rd3 {[#]} 30. Nb6 $1 {[%csl LRc8,LRd7][%cal Rb6d7][%mdl 64] Double Attack} Qe8 (30... Qd4+ $142 31. Qf2 Qxf2+ 32. Kxf2 (32. Rfxf2 Rcd8 $18) 32... Rxb3) 31. Nxc8 {White is clearly winning.} Bxe5 {[#]} (31... Rxb3 $142 32. Rxc7 Bxc8) 32. Bxf7+ $1 {[%mdl 64] Decoy} Kxf7 (32... Qxf7 33. Qxe5) 33. Rxc7+ {[%mdl 64] Double Attack} Kf8 34. Bc5+ Kg8 35. Ne7+ {Accuracy: White = 64%, Black = 40%.} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.21"]
[White "Vivekananthan, Anish"]
[Black "Yim, Sung Ho"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2162"]
[BlackElo "2258"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,114,23,25,31,35,14,63,63,55,61,60,53,58,54,65,53,63,62,68,65,76,68,70,64,81,41,63,48,68,59,62,62,64,62,116,106,116,91,98,91,95,92,87,89,91,67,63,51,61,61,77,52,78,78,126,70,70,30,30,30,39,30,46,34,33,33,52,52,52,52,59,59,59,59,59,59,59,59,59,59,59,59,59,59,59,59,59,59,59,59,59,59,59,59,59]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O dxc4 7. Ne5 Nc6 8. Nxc6 bxc6 9. Na3 Bxa3 10. bxa3 Nd5 11. Qa4 Nb6 12. Qa5 {E05: Open Catalan: 5 Nf3 Be7} Rb8 13. Rd1 {[%mdl 1024] [#] White has compensation.} Bb7 $146 (13... e5 $5) ({Predecessor:} 13... Nd5 14. e4 Rb5 15. Qd2 Nb6 16. a4 Nxa4 17. Qc2 Ra5 18. Ba3 c5 19. dxc5 Qf6 {1-0 (46) Erigaisi,A (2499)-Karthikeyan,M (2609) Biel 2018}) 14. a4 Qc8 15. Ba3 Rd8 16. Bc5 Re8 17. Bh3 Ra8 18. Rac1 Qd8 19. e4 Bc8 20. Bg2 Qd7 21. f4 f6 22. Rb1 Qd8 23. h4 Bd7 24. Bf1 Qc8 25. Qb4 a5 26. Qa3 Rb8 27. e5 Nd5 (27... f5 $14) 28. Bxc4 f5 29. Rb3 Ra8 30. Rdb1 Kh8 31. Qb2 Rg8 32. Kf2 Rd8 33. a3 Be8 34. Qd2 Bd7 35. R1b2 Rg8 36. Qc1 Re8 37. Qb1 Kg8 38. Kf3 (38. Ba7 $16) 38... Kh8 39. Ba7 {[#] Rb8 is the strong threat.} Qd8 $1 ({Don't blunder} 39... Rxa7 $2 40. Rb8 $18) 40. Rb8 Qe7 41. Rxa8 Rxa8 42. Rb8+ {White is slightly better.} Rxb8 43. Qxb8+ Qe8 44. Qxe8+ Bxe8 $14 {[%mdl 4096] Endgame KBB-KBN} 45. Bb8 Bh5+ 46. Kf2 Bd1 47. Bxd5 cxd5 48. Bxc7 {KB-KB} Kg8 49. Ke3 Kf7 50. Bxa5 Bxa4 51. Kd3 Ke7 52. Kc3 Kd7 53. Kb4 Bd1 54. Kc5 Bc2 55. Kb6 Bd1 56. Bb4 g6 57. Kb5 Be2+ {Accuracy: White = 60%, Black = 55%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "9.22"]
[White "Polavaram, Rithik"]
[Black "Metpally, Jason"]
[Result "*"]
[WhiteElo "2062"]
[BlackElo "2125"]
[Annotator "TA"]
[PlyCount "29"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,17,1,-13,6,0,0,19]} 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e3 O-O 5. Nge2 d5 6. a3 Bd6 7. Ng3 {The position is equal.} c6 {E46: Nimzo-Indian: Rubinstein: 4 e3 0-0 5 Ne2 without early Bd3} 8. Be2 e5 9. cxd5 {Predecessor:} exd4 $146 10. exd4 cxd5 11. O-O Nc6 12. Bf3 h6 13. Nge2 Bg4 14. Bxg4 Nxg4 15. Bf4 {½-½ (25) Hansen,L (2572)-Sargissian,G (2673) Heraklio 2007} *

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.22"]
[White "Polavaram, Rithik"]
[Black "Metpally, Jason"]
[Result "1/2-1/2"]
[ECO "E46"]
[WhiteElo "2062"]
[BlackElo "2125"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,74,15,-6,0,-4,6,0,0,0,4,-57,-64,-54,-45,-70,-52,-88,-15,-23,6,-71,-67,-68,-56,-66,-56,-57,-60,-83,-36,-76,-47,-37,-27,-81,-41,-37,-37,-40,-10,-56,-52,-87,-85,-83,-42,-56,-51,-36,-37,-52,0,0,0,0,0,0,0,-3,0,0,0,0,0]} 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e3 O-O 5. Nge2 d5 6. a3 Bd6 7. Ng3 c6 {E46: Nimzo-Indian: Rubinstein: 4 e3 0-0 5 Ne2 without early Bd3} 8. Be2 e5 9. cxd5 (9. O-O dxc4 10. Bxc4 exd4 11. exd4 Nbd7 12. Ba2 Nb6 13. Bg5 h6 14. Bxf6 Qxf6 15. Nge4 {½-½ (30) Babula,V (2549)-Hracek,Z (2585) Ostrava 2019}) 9... exd4 10. Qxd4 cxd5 11. Nh5 $146 (11. O-O $11) ({Predecessor:} 11. O-O Nc6 12. Qa4 Be5 13. Rd1 Bxc3 14. bxc3 Qe7 15. Bf3 {1-0 (40) De Blecourt,S (2121)-Subramanian,A (1845) Ballerup 2014}) 11... Nxh5 $15 12. Bxh5 Be6 13. Bf3 Nc6 14. Qd2 {[#]} Ne7 (14... Qh4 $1 $17) 15. O-O Qb8 16. b4 (16. g3 $11) 16... Bxh2+ $17 17. Kh1 {Threatening g3.} Be5 $36 {[%mdl 2048] ...Qd8 is the strong threat. Black fights for an advantage.} 18. Bb2 Rd8 19. Ne2 Nf5 20. g3 Qd6 21. Nd4 Nxd4 (21... Bxd4 $5 22. Bxd4 Nxd4 23. Qxd4 h6 $15) 22. Bxd4 Rac8 23. Rad1 (23. Rac1 $11) 23... b6 24. Qb2 f6 25. Rd2 Bxd4 26. Qxd4 Rc4 27. Qb2 {[#]} Qe5 $1 28. Qb1 Bf5 29. Qb3 Be4 30. Bxe4 Qxe4+ 31. Kg1 Re8 (31... b5 $15) 32. Rfd1 $11 {The position is equal.} Re5 {( -> ...Rh5)} 33. Rd4 Rxd4 34. Rxd4 Qf3 35. Qc2 Rh5 {[%csl Gf3][%cal Rh5h1]} 36. Qc8+ Kf7 {[%csl Gf3][%cal Rh5h1]} 37. Qd7+ {[%mdl 64] Double Attack} Kf8 {Accuracy: White = 42%, Black = 47%.} 1/2-1/2

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.23"]
[White "Coraretti, Benjamin"]
[Black "Stefanov, Emil"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2070"]
[BlackElo "2390"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,106,12,37,29,29,31,35,30,35,26,35,2,10,6,16,-6,10,-10,-11,-14,-8,-32,-29,-50,-48,-57,-53,-41,-20,-97,-108,-96,-93,-142,-150,-149,-156,-159,-148,-180,-165,-305,-323,-469,-467,-577,-412,-491,-385,-452,-434,-579,-559,-605,-593,-617,-207,-211,-208,-191,-134,-386,-385,-433,-425,-471,-473,-449,-306,-293,-254,-384,-380,-1037,-1063,-1006,-850,-6275,-6515,-9435,-9652,-6635,-6099,-6070,-5709,-29985,-29986,-29986,-29987,-29987,-29988,-29988,-29989,-29990,-29991,-29991,-29992,-29995,-29996]} 1. Nf3 c5 2. b3 b6 (2... Nf6 3. e3 g6 4. Bb2 Bg7 5. c4 O-O 6. Be2 b6 7. O-O Bb7 8. d4 cxd4 9. Nxd4 d5 10. Na3 Nc6 11. Nxc6 Bxc6 12. Bf3 Rc8 13. cxd5 Nxd5 14. Bxg7 Kxg7 15. Rc1 Nb4 16. Bxc6 Nxc6 17. Qe2 Qd6 {1-0 (57) Nakamura,H (2746)-So,W (2765) Kolkata 2018}) 3. Bb2 Bb7 4. e3 e6 5. Be2 f5 $146 ({Predecessor:} 5... Nf6 6. O-O Be7 7. c4 O-O 8. d3 d5 9. Nbd2 Nc6 10. a3 Rc8 11. Re1 Qc7 12. Qc2 Rfd8 13. Rac1 Qb8 14. Qb1 dxc4 15. dxc4 Qa8 16. Bc3 Na5 17. b4 cxb4 18. axb4 {0-1 (39) Alexikov,A (2332)-Bortnyk,O (2568) Lvov 2016}) 6. O-O {A04: Unusual lines after 1 Nf3 and King's Indian Attack} Nf6 7. d4 Be7 8. c4 {White is slightly better.} O-O 9. Nc3 Ne4 10. Qd3 Bf6 11. Rad1 d6 12. Qb1 Nd7 13. Qa1 Nxc3 14. Bxc3 Qe7 15. dxc5 bxc5 16. Rd2 a5 17. Rfd1 Ra6 18. Ne1 a4 19. b4 (19. Qc1 $11 {remains equal.}) 19... cxb4 $17 20. Bxf6 Nxf6 {[#]} 21. c5 $1 {[%mdl 512]} dxc5 22. Bxa6 Bxa6 23. Qe5 {[#]} Re8 $1 24. Nf3 Bb7 25. Rd6 (25. Rc1 $142) 25... Bd5 $19 26. a3 (26. h3 $142) 26... bxa3 27. Ra6 a2 28. Ra1 Bb3 29. Ra5 Ne4 30. Qb2 Rd8 31. g3 Qc7 32. Rb5 Qc6 $2 (32... c4 33. Qa3 c3) 33. Rxb3 axb3 34. Qxb3 {[#]} h6 (34... Nd2 $1 $19 {[%cal Rd2b3]} 35. Nxd2 Rxd2 36. Rxa2 Rxa2 37. Qxa2 c4) 35. Rxa2 $2 {[%mdl 8192]} (35. Qxa2 $17 {keeps fighting.} Qd5 36. Qxd5 Rxd5 37. Rc1) 35... c4 36. Qc2 {[#]} Nxg3 $1 {[%mdl 576] Discovered Attack} 37. hxg3 {Black must now prevent Nd4.} (37. fxg3 Qxf3) 37... Qxf3 {[%mdl 4096] Endgame KQR-KQR} 38. Ra1 Rc8 39. Qc3 Rc7 40. Qe5 (40. Rc1 $142) 40... Qc6 41. Ra6 $2 (41. Qc3) 41... Qxa6 42. Qxc7 {KQ-KQ} Kh7 43. Kh2 Qa2 44. Kg2 Qc2 45. g4 fxg4 46. Qc6 Qf5 47. e4 Qf3+ {Black mates.} 48. Kg1 c3 49. Qxe6 c2 50. Qc8 Qd1+ 51. Kh2 c1=Q {[%csl Gc1][%cal Rd1g1]} 52. Qf5+ Kg8 {[%csl Gc1][%cal Rd1g1]} 53. Qe6+ Kh8 {Accuracy: White = 32%, Black = 77%.} 0-1

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.02"]
[Round "9.24"]
[White "Easton, Jack"]
[Black "Kondakov, Adrian"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "2182"]
[BlackElo "2027"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,121,67,89,79,85,78,108,113,116,105,106,113,217,256,343,321,420,375,808,807,784,797,800,798,775,775,758,746,4902,4902,1358,960,890,734,868,728,708,715,739,743,695,663,792,793,1000,961,1067,1066,1055,1049,1727,1744,1545,991,929,906,1497,1264,1694,1699,1672,1666,1638,1500,29981,1135,1024,1051,29981,-174,29982,29983,29984,29985,29985,29986,29987,29987,29986,29986,29987,29988,29990,29990,29990,29991,29992,29993,29993,29994,29994,29995,29995,29996,29997,29997,29997,29998,29998,29999]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nh5 11. g4 Nf6 12. Bf4 h5 13. Nf5 {E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves} gxf5 14. gxf5 d5 15. cxd5 {White is better.} cxd5 16. Rg1 {[%cal Rc3d5]} (16. e5 Bxf5 17. exf6 Qxf6 18. Nxd5 Qxb2 19. Ne7+ Rxe7 20. Qd8+ Bf8 {½-½ (32) Korobov,A (2699)-Kovalev,V (2687) Wijk aan Zee 2019}) 16... dxe4 17. Nxe4 Nxe4 (17... Qxd1 $16 {was called for.} 18. Nxf6+ Kh8 19. Raxd1 Bxf6) 18. fxe4 $18 Qxd1 19. Raxd1 Kh8 20. f6 $1 {aiming for Rd5.} Bxf6 $146 {[#]} (20... Be6) ({Predecessor:} 20... Bg4 21. Bxg4 hxg4 22. Rxg4 {1-0 (22) Demianjuk,A (2366)-Maslov,I (2202) Voronezh 2014}) 21. Rd5 $1 {[%cal Rd5h5]} Bg4 22. Bxg4 hxg4 23. Rxg4 {[%cal Rd5h5]} Bg7 24. Rh5+ Kg8 {[#]} 25. Rhg5 $1 {[%mdl 512]} f6 26. Rxg7+ {[%mdl 64] Double Attack} Kh8 27. R7g6 {[%cal Rg6h6]} Re7 28. Rg8+ Kh7 29. Rxb8 Rxb8 30. Bxb8 {[%mdl 4096] Endgame KRB-KR} a6 31. Bg3 Rd7 32. Rf4 Kg6 33. Bh4 Rd1+ 34. Kg2 Rd2+ 35. Rf2 Rd4 36. Rxf6+ Kh5 37. Bf2 Rxe4 38. Rb6 Re7 39. h4 Rf7 40. Kg3 Rg7+ 41. Kh3 Rf7 42. Bg3 Rd7 43. Rf6 Rd2 {[#]} 44. Re6 (44. Rh6+ $142 $3 {[%mdl 512]} Kxh6 45. Bf4+ {[%mdl 64] Double Attack} Kg6 46. Bxd2 Kf5 47. h5 a5 48. h6 Kg6 49. a4) 44... Rd4 45. Bf2 Rf4 {[#]} 46. Rh6+ $3 {[%mdl 512]} Kxh6 $19 {KR-KB} 47. Be3 {White mates.} Kh5 48. Bxf4 {KB-KPP} b6 49. a4 b5 50. axb5 axb5 {KB-KP} 51. b4 Kg6 52. Kg4 Kh7 53. Kg5 Kg7 54. h5 Kh7 55. h6 Kg8 56. Kg6 Kf8 57. h7 Ke7 58. h8=Q Ke6 59. Qe5+ {[%mdl 64] Double Attack} Kd7 60. Qd6+ Ke8 61. Qc7 {Accuracy: White = 88%, Black = 18%.} 1-0

[Event "85th Southwest Open 2019"]
[Site "Dallas"]
[Date "2019.09.03"]
[Round "9.25"]
[White "Kumar, Naman"]
[Black "Sanchez, Robert"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "2158"]
[BlackElo "1933"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2019.08.29"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,98,19,34,4,9,15,13,-29,-26,-24,12,-34,-34,-34,-34,-30,-36,-45,-36,-35,-42,-61,-35,-58,-22,-21,-14,-54,-60,-57,-41,-62,-55,-57,-55,-54,-54,-54,-54,-56,-56,-57,-56,-57,-56,-58,-62,-87,-81,-102,-102,-102,-102,-102,-102,-102,-102,-102,-102,-102,-102,-102,-61,-61,-61,-61,-61,-61,-35,-156,-156,-116,-116,-5202,-4855,-29971,-29971,-29975,-29976,-29976,-29977,-29977,-29978,-29978,-29979]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Be7 9. Bb5 {C11: French: Classical System: 4 e5 and 4 Bg5 dxe4} (9. Qd2 a6 10. O-O-O Nxd4 11. Bxd4 b5 12. f5 Bg5 13. Be3 Bxe3 14. Qxe3 Qb6 15. Qg3 g6 16. f6 Bb7 {0-1 (46) Miedema,D (2356)-Soares,L (2036) Lisbon 2019}) 9... Nxd4 10. Bxd4 O-O 11. Bxd7 {The position is equal.} Bxd7 12. O-O f6 13. Qg4 $146 ({Predecessor:} 13. f5 fxe5 14. Bxe5 Rf6 15. Bxf6 Bxf6 16. Nxd5 exd5 17. Qxd5+ {0-1 (34) Szulski,A (1755)-Zeggelaar,M (1834) Lethbridge 2009}) 13... fxe5 14. fxe5 Qa5 15. a3 {With the idea b4.} Rxf1+ 16. Rxf1 {[#] Black must now prevent b4.} Rf8 17. Rxf8+ Bxf8 18. Qe2 a6 19. Qe3 Qd8 20. Ne2 Qh4 {[%cal Rh4e1] [#]} 21. g3 Qg4 22. Kg2 Bb5 23. Nc3 Be8 24. h3 Qf5 25. Qf2 Bg6 26. Qxf5 Bxf5 $15 {[%mdl 4096] Endgame KBB-KBN} 27. Na4 $1 Bxc2 28. Nc5 Bxc5 $1 29. Bxc5 {KB-KB} Kf7 30. Kf3 g5 31. h4 Kg6 32. hxg5 Kxg5 33. Bd4 Bd1+ 34. Ke3 Kf5 35. Bc3 b5 36. b4 Kg4 37. Kf2 h5 38. Bd4 h4 39. gxh4 Kf4 40. Ke1 Bh5 {Hoping for ...Ke4.} 41. Kd2 Ke4 42. Kc3 (42. Bb6 $1 $15) 42... Bg6 $17 43. Ba7 Kxe5 {Threatens to win with ...Ke4.} 44. Bb8+ $2 {[%mdl 8192]} (44. h5 $17 Bxh5 45. Kd3) 44... Ke4 $19 45. Bc7 e5 {Black mates.} 46. Bb8 d4+ 47. Kd2 Kd5 48. Bc7 e4 49. Bf4 e3+ {Accuracy: White = 42%, Black = 84%.} 0-1

