[Event "1000GM 0004 IM Norm 2022"]
[Site "Saint Louis"]
[Date "2022.09.22"]
[Round "3.1"]
[White "Marek, Matyas"]
[Black "Denby, Caleb"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "2338"]
[BlackElo "2201"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2022.09.21"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 21,59,-5,14,24,34,26,50,41,48,50,59,51,104,104,90,87,101,104,177,189,176,73,374,342,437,437,1429,1406,1444,1442,1395,1395,1344,1325,1212,1199,1197,1204,1199,1175]} 1. e4 {[%emt 0:00:59]} c6 {[%emt 0:00:21]} 2. d3 {[%emt 0:00:28]} d5 {[%emt 0:00:08]} 3. Nd2 {[%emt 0:00:03]} g6 {[%emt 0:00:24]} 4. Ngf3 {[%emt 0:01:14]} Bg7 {[%emt 0:00:31]} 5. g3 {[%emt 0:00:18]} e5 {[%emt 0:00:14]} 6. Bg2 {[%emt 0:00:15]} Ne7 {[%emt 0:00:19]} 7. O-O {[%emt 0:00:30]} O-O {[%emt 0:00:10]} 8. b4 {[%emt 0:01:41]} a5 {[%emt 0:00:34]} 9. bxa5 {[%emt 0:00:14]} Qxa5 {[%emt 0:04:16]} 10. Bb2 {[%emt 0:02:39]} d4 {[%emt 0:01:45]} 11. a4 {[%emt 0:05:00]} Qc7 {[%emt 0:04:47]} 12. c3 {[%emt 0:00:56][%cal Rc3d4] B10: Caro-Kann: 2 d3 and 2 c4.} c5 {[%emt 0:01:26]} 13. cxd4 {[%emt 0:02:30]} cxd4 {[%emt 0:00:13]} 14. Ba3 {[%emt 0:01:29] White is slightly better.} Rd8 {[%emt 0:01:39]} 15. Nc4 {[%emt 0:01:37]} Nec6 {[%emt 0:00:23]} 16. Bc5 {[%emt 0:06:40] [#]} Ra6 $146 {[%emt 0:01:35] Inhibits Bb6.} (16... Re8 $14) ({Predecessor:} 16... Re8 17. Nb6 Ra6 18. Nd5 Qd8 19. Qd2 Be6 20. Rfb1 Nd7 21. Qc1 Nxc5 22. Qxc5 Bxd5 23. exd5 {1-0 (43) Ketzscher,R-Osterroth,R DDR 1977}) 17. Qb1 $36 {[%emt 0:02:57][%mdl 2048] White is on the roll.} Re8 {[%emt 0:01:03]} 18. Nd6 {[%emt 0:03:50]} Rd8 {[%emt 0:00:10]} 19. Nb5 {[%emt 0:29:18] White has more active pieces. The black rooks are badly placed.} Qd7 {[%emt 0:04:09] [#]} (19... Qa5 $16 {keeps fighting.}) 20. Ng5 $1 $18 {[%emt 0:01:36] Bh3 is the strong threat.} Qg4 {[%emt 0:09:16] [#]} 21. f4 {[%emt 0:00:59]} (21. h4 $1 $18 {is more deadly.}) 21... Nd7 $2 {[%emt 0:02:44][%mdl 8192] This costs Black the game.} (21... h6 $16 {is more resistant.}) 22. Ba3 {[%emt 0:05:17] aiming for Bf3.} ({Don't play} 22. Bf3 Qxg5 23. fxg5 Nxc5 $18) 22... exf4 {[%emt 0:06:15]} 23. Nxf7 {[%emt 0:00:40][%mdl 64] Decoy. White is clearly winning.} Kxf7 {[%emt 0:01:08]} (23... Nde5 $142) 24. Qb3+ {[%emt 0:02:39]} Qe6 {[%emt 0:02:27]} 25. Nd6+ {[%emt 0:00:03][%mdl 64] Discovered Attack, Double Attack} Ke7 {[%emt 0:00:07]} 26. Nxc8+ {[%emt 0:00:02][%mdl 64] Discovered Attack (Double check)} Kf7 {[%emt 0:00:07]} 27. Nd6+ {[%emt 0:00:04]} Ke7 {[%emt 0:00:04]} 28. Nxb7+ {[%emt 0:00:08]} Kf7 {[%emt 0:00:07]} 29. Qxe6+ {[%emt 0:00:05]} Kxe6 {[%emt 0:00:06]} 30. Bh3+ {[%emt 0:00:03] Weighted Error Value: White=0.17 (very precise) /Black=0.49} 1-0

[Event "1000GM 0004 IM Norm 2022"]
[Site "Saint Louis"]
[Date "2022.09.22"]
[Round "3.2"]
[White "Antova, Gabriela"]
[Black "Chen, Ryo"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "2305"]
[BlackElo "2256"]
[Annotator "TA"]
[PlyCount "134"]
[EventDate "2022.09.21"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 16,134,12,14,38,1,8,17,56,46,52,46,58,62,57,59,64,8,18,0,0,-32,-37,-42,-37,-47,-24,-35,-13,-15,-5,-20,-27,-34,-22,-42,-27,-27,-23,-34,-34,-33,-19,-21,-21,-20,-7,-49,-50,-52,-49,-52,-50,-54,-37,-35,0,0,0,-49,-33,-44,-26,-26,-27,-41,-26,-60,-62,-57,-65,-45,-66,-69,-30,-28,-28,-46,-39,-62,-41,-48,-48,-98,-18,-103,-97,-104,-93,-87,-117,-350,-223,-1629,-1527,-1212,-1119,-2018,-1732,-1726,-1597,-12304,-5505,-29987,-29988,-29991,-29992,-29992,-29990,-29990,-29991,-29991,-29992,-29992,-29993,-29993,-29994,-29994,-29995,-29995,-29996]} 1. d4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:07]} 2. Nf3 {[%emt 0:00:11]} g6 {[%emt 0:00:07]} 3. Bg5 {[%emt 0:00:09]} Bg7 {[%emt 0:00:29]} 4. Nbd2 {[%emt 0:00:14]} d5 {[%emt 0:00:49]} 5. e3 {[%emt 0:00:14]} O-O {[%emt 0:01:01]} 6. Be2 {[%emt 0:00:19]} c5 {[%emt 0:02:51]} 7. c3 {[%emt 0:00:13]} Qb6 {[%emt 0:03:16]} 8. Qb3 {[%emt 0:00:18]} Nc6 {[%emt 0:09:42]} 9. O-O {[%emt 0:00:38]} Rd8 {[%emt 0:02:48] D03: 1 d4 d5 2 Nf3 Nf6 3 Bg5, including Torre Attack with early ...d5.} 10. h3 {[%emt 0:11:28]} Bf5 {[%emt 0:02:22]} 11. Bf4 {[%emt 0:00:48] [#]} cxd4 $146 {[%emt 0:21:13] The position is equal.} ({Predecessor:} 11... Qxb3 12. axb3 cxd4 13. exd4 Rac8 14. Ne5 a6 15. b4 Nxe5 16. Bxe5 Nd7 17. Bxg7 Kxg7 {½-½ (41) Wiemers,H (1956)-Kosak,M (2172) Germany 2010}) 12. Qxb6 {[%emt 0:13:44]} (12. Nxd4 {with more complications.} Nh5 13. Qxb6 axb6 14. Bc7) 12... axb6 {[%emt 0:00:22]} 13. exd4 {[%emt 0:00:17]} (13. Nxd4 {looks sharper.} Be4 14. Rfd1 Ne8 15. Bb5) 13... Nd7 {[%emt 0:02:14]} 14. g4 {[%emt 0:03:00]} Be6 {[%emt 0:08:37]} 15. Ng5 {[%emt 0:01:21]} Nf8 {[%emt 0:05:42]} 16. Bc7 {[%emt 0:08:16]} (16. Nxe6 $14 Nxe6 17. Bg3) 16... Rdc8 $11 {[%emt 0:01:12]} 17. Bxb6 {[%emt 0:07:57]} Nd7 {[%emt 0:03:41]} 18. Bc5 {[%emt 0:02:31]} Nxc5 {[%emt 0:01:13]} 19. dxc5 {[%emt 0:00:08]} Bd7 {[%emt 0:01:18]} 20. Nb3 {[%emt 0:05:08]} h6 {[%emt 0:03:09]} 21. Nf3 {[%emt 0:00:43]} Na5 {[%emt 0:05:12]} 22. Nfd2 {[%emt 0:05:54]} Nxb3 {[%emt 0:02:04]} 23. Nxb3 {[%emt 0:00:45]} e6 {[%emt 0:02:02]} 24. Rfd1 {[%emt 0:04:00]} Ba4 {[%emt 0:01:04][%mdl 1024] Black has compensation.} 25. Kg2 {[%emt 0:02:00]} g5 {[%emt 0:02:01]} 26. Bf3 {[%emt 0:03:23]} Bf8 {[%emt 0:02:43]} 27. Rdc1 {[%emt 0:04:53]} Rc7 {[%emt 0:03:50]} 28. Bd1 {[%emt 0:05:24]} Bxc5 {[%emt 0:02:16]} 29. Nxc5 {[%emt 0:03:03]} Rxc5 {[%emt 0:00:17][%cal Bc7c5,Bc5b5,Bb5b6,Bb6c6][%mdl 32]} 30. Bf3 {[%emt 0:04:10]} Bb5 {[%emt 0:01:09]} 31. Re1 {[%emt 0:02:45]} Bc4 {[%emt 0:02:19]} 32. a3 {[%emt 0:02:17]} Rb5 $1 {[%emt 0:03:43]} 33. b4 {[%emt 0:01:22]} Rb6 {[%emt 0:01:07]} 34. a4 $1 {[%emt 0:01:15]} Rc6 {[%emt 0:01:14]} 35. Ra3 {[%emt 0:03:41]} Bd3 {[%emt 0:00:55]} 36. Re3 {[%emt 0:02:06]} Bc4 {[%emt 0:01:01]} 37. Re1 {[%emt 0:02:07]} Kf8 {[%emt 0:01:23]} 38. Be2 {[%emt 0:01:05]} Bxe2 {[%emt 0:01:02]} 39. Rxe2 $15 {[%emt 0:00:02][%mdl 4096] Endgame KRR-KRR} Ke7 {[%emt 0:00:20]} 40. a5 {[%emt 0:00:26]} Rca6 {[%emt 0:00:27]} 41. Rb3 {[%emt 0:00:57]} b6 {[%emt 0:00:25]} 42. axb6 {[%emt 0:00:07]} Rxb6 {[%emt 0:00:02]} 43. h4 {[%emt 0:01:11]} Kd6 {[%emt 0:00:30]} 44. Re3 {[%emt 0:00:54]} e5 {[%emt 0:00:36]} 45. Rf3 {[%emt 0:00:27] Strongly threatening Rf6+.} Ke6 {[%emt 0:00:10] Against Rf6+} ({But not} 45... gxh4 46. Rf6+ Kc7 47. Rxf7+ Kc6 48. Rb2 $14) 46. Rb2 {[%emt 0:00:28]} f6 {[%emt 0:00:11]} 47. Rb1 {[%emt 0:00:28]} Rc8 {[%emt 0:00:50]} 48. hxg5 {[%emt 0:00:38]} hxg5 {[%emt 0:00:10]} 49. Rh1 {[%emt 0:00:12]} (49. Ra1 $15) 49... Rf8 {[%emt 0:01:27]} (49... Rbc6 $1 $17 {[%cal Rc6c3]} 50. Rh6 Rf8) 50. Rh6 {[%emt 0:00:49] [#]} (50. Ra1 $11 {keeps the balance.}) 50... Rc6 $1 $17 {[%emt 0:00:48]} 51. Rf5 {[%emt 0:00:55]} Rxc3 {[%emt 0:00:49] aiming for ...Rc1.} 52. Rxg5 {[%emt 0:00:06]} d4 {[%emt 0:00:22][%cal Bd5d4,Bd4d3][%mdl 32] Black is more active.} 53. Rgg6 $2 {[%emt 0:00:46] Now White is beyond hope.} (53. Rf5 $17 {keeps fighting.}) 53... d3 {[%emt 0:00:29] And now ...d2 would win.} 54. Kf3 $2 {[%emt 0:00:38]} (54. Rh1) 54... Rc1 $19 {[%emt 0:01:03] ( -> ...d2)} ({Wrong is} 54... Rc2 $2 55. Rh1 $19) 55. Ke3 {[%emt 0:00:16] [#]} e4 $1 {[%emt 0:00:12][%cal Be5e4,Be4e3][%mdl 32] Hoping for ...Re1+.} 56. g5 {[%emt 0:00:40]} Re1+ {[%emt 0:00:14]} 57. Kd2 {[%emt 0:00:16]} Re2+ {[%emt 0:00:04]} 58. Kd1 {[%emt 0:00:28]} Rxf2 {[%emt 0:00:09]} (58... Kd5 $142 59. Rxf6 Rxf2 60. Rxf8 Rxf8) 59. gxf6 {[%emt 0:00:31]} e3 {[%emt 0:00:32][%cal Rf2f1] Black mates.} 60. Rg1 {[%emt 0:00:52]} Ra8 {[%emt 0:00:33][%cal Ra8a1]} 61. f7+ {[%emt 0:00:10]} Kxf7 {[%emt 0:00:20][%cal Ra8a1]} 62. Rh7+ {[%emt 0:00:10]} Ke6 {[%emt 0:00:47][%cal Ra8a1]} 63. Rh6+ {[%emt 0:00:09]} Kd5 {[%emt 0:00:09][%cal Ra8a1]} 64. Rh5+ {[%emt 0:00:56]} Kc4 {[%emt 0:00:10][%cal Ra8a1]} 65. Ra5 {[%emt 0:00:39]} Rxa5 {[%emt 0:00:04]} 66. bxa5 {[%emt 0:00:06]} Ra2 {[%emt 0:00:06][%cal Ra2a1]} 67. Rg4+ {[%emt 0:00:06]} Kc3 {[%emt 0:00:04] Weighted Error Value: White=0.57/Black=0.21 (precise)} 0-1

[Event "1000GM 0004 IM Norm 2022"]
[Site "Saint Louis"]
[Date "2022.09.22"]
[Round "3.3"]
[White "Krishnan, Varun"]
[Black "Yim, Sung Ho"]
[Result "1-0"]
[ECO "C28"]
[WhiteElo "2306"]
[BlackElo "2207"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2022.09.21"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 14,77,-26,-41,-26,-28,-10,-39,-45,-81,-71,-66,-13,-16,0,-35,0,0,0,0,0,0,0,0,0,-8,-8,-8,0,-20,0,0,0,0,106,112,127,131,147,129,137,137,252,225,235,234,214,208,258,240,359,353,507,504,664,658,1003,968,996,977,12827,5926,12830,12829,5502,5348]} 1. e4 {[%emt 0:00:31]} e5 {[%emt 0:00:38]} 2. Bc4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:23]} 3. d3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:31]} 4. Nc3 {[%emt 0:00:03]} Bb4 {[%emt 0:02:21]} 5. Nge2 {[%emt 0:00:09]} d5 {[%emt 0:00:57]} 6. exd5 {[%emt 0:00:12]} Nxd5 {[%emt 0:00:08]} 7. Bxd5 {[%emt 0:00:14]} Qxd5 {[%emt 0:00:06]} 8. O-O {[%emt 0:00:13]} Qd8 {[%emt 0:04:06] C28: Vienna Game: 2...Nf6 3 Bc4 Nc6.} 9. f4 {[%emt 0:02:42]} exf4 {[%emt 0:10:43] [#] ...g5 is the strong threat.} 10. d4 $146 {[%emt 0:06:18]} ({Predecessor:} 10. Bxf4 O-O 11. Ng3 f5 12. Kh1 Nd4 13. a3 Ba5 14. b4 Bb6 15. Na4 Bd7 16. c4 Bxa4 17. Qxa4 {0-1 (38) Chigaev,M (2547)-Hess,R (2571) Chess.com INT 2017}) 10... O-O {[%emt 0:06:02] aiming for ...g5. Black is slightly better.} 11. d5 {[%emt 0:03:05]} Bc5+ {[%emt 0:01:11]} 12. Kh1 {[%emt 0:00:23]} Ne5 {[%emt 0:00:52]} (12... f3 $15 13. Rxf3 Ne5) 13. Bxf4 $11 {[%emt 0:02:29]} Ng6 {[%emt 0:03:07]} 14. Ne4 {[%emt 0:03:07]} Nxf4 {[%emt 0:01:51]} (14... Bg4 $5 {[%cal Rf8e8]} 15. Nxc5 Re8 $11) 15. Nxf4 {[%emt 0:02:02] Pair of Knights!} Be7 {[%emt 0:05:08]} 16. Qd4 {[%emt 0:04:33]} f5 {[%emt 0:16:43]} 17. Nc5 {[%emt 0:02:38]} Bxc5 {[%emt 0:02:08]} 18. Qxc5 {[%emt 0:01:28]} Qd6 {[%emt 0:00:27]} 19. Qc4 {[%emt 0:05:03]} Bd7 {[%emt 0:01:15]} 20. Ne6 {[%emt 0:04:37]} Rf6 {[%emt 0:04:14]} 21. Nc5 {[%emt 0:06:36]} Bc8 {[%emt 0:01:41]} (21... Rh6 22. h3 $14) 22. Rfe1 {[%emt 0:07:13]} b6 {[%emt 0:01:28]} 23. Ne6 {[%emt 0:03:29]} (23. Re8+ $2 Kf7 24. Rae1 bxc5 $19) 23... c5 {[%emt 0:16:20] [#]} (23... Bd7 $11) 24. Nc7 $1 $16 {[%emt 0:09:01][%mdl 512] White stays focused until the end.} Qxc7 {[%emt 0:00:10]} (24... Rh6 25. Re8+) 25. d6+ $1 {[%emt 0:00:37][%mdl 64] Discovered Attack} Be6 {[%emt 0:00:07]} 26. Rxe6 {[%emt 0:00:32][%cal Re6e8]} (26. dxc7 $2 {perishes.} Bxc4 27. a4 Rc8 $19) 26... Qf7 {[%emt 0:00:17] Prevents Re8+.} 27. Rae1 {[%emt 0:01:02]} Rxe6 {[%emt 0:06:05]} (27... h6 $16 {was called for.}) 28. Rxe6 {[%emt 0:00:21][%mdl 4096] Endgame KQR-KQR} ({Worse is} 28. Qxe6 Qxe6 29. Rxe6 Rd8 $17) 28... Kf8 {[%emt 0:02:43]} 29. Qd5 {[%emt 0:03:10]} Rd8 {[%emt 0:00:14]} 30. Kg1 $40 {[%emt 0:03:38][%mdl 128] Black is in trouble.} h6 {[%emt 0:03:16]} 31. h3 {[%emt 0:03:45]} Kg8 {[%emt 0:02:23]} (31... c4 $142 32. a4 (32. Qxc4 Re8 $16) 32... a6 33. Qxc4 Re8 34. Rxe8+ Qxe8) 32. Qe5 $18 {[%emt 0:02:19] And now Re7 would win.} Qh5 {[%emt 0:04:32]} (32... Kf8 {is a better defense.} 33. Rxh6 Kg8) 33. Kh2 {[%emt 0:05:52] White is clearly winning.} a5 {[%emt 0:03:52]} 34. Re7 {[%emt 0:02:05][%csl Ge7][%cal Re5g7]} Qg6 {[%emt 0:00:44]} 35. d7 {[%emt 0:01:05] Black must now prevent Re8+.} Kh7 {[%emt 0:00:16]} 36. Qc7 {[%emt 0:03:31]} f4 {[%emt 0:00:29]} 37. Qxd8 {[%emt 0:01:12] White wants to mate with Re8. Active counter play!} Qg3+ {[%emt 0:00:06]} 38. Kg1 {[%emt 0:00:39] Re8 would kill now.} f3 {[%emt 0:00:06] [#]} 39. Qg8+ $3 {[%emt 0:00:16][%mdl 512] Weighted Error Value: White=0.05 (flawless) /Black=0.38} 1-0

[Event "1000GM 0004 IM Norm 2022"]
[Site "Saint Louis"]
[Date "2022.09.22"]
[Round "3.3"]
[White "Eckert, Doug"]
[Black "Wang, Tianqi"]
[Result "*"]
[WhiteElo "2165"]
[BlackElo "2424"]
[Annotator "RC"]
[PlyCount "2"]
[EventDate "2022.09.21"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:10]} e5 {[%emt 0:00:05]} *

[Event "1000GM 0004 IM Norm 2022"]
[Site "Saint Louis"]
[Date "2022.09.22"]
[Round "3.4"]
[White "Krishnan, Varun"]
[Black "Yim, Sung Ho"]
[Result "*"]
[WhiteElo "2306"]
[BlackElo "2207"]
[Annotator "RC"]
[PlyCount "1"]
[EventDate "2022.09.21"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:01]} *

[Event "1000GM 0004 IM Norm 2022"]
[Site "Saint Louis"]
[Date "2022.09.22"]
[Round "3.4"]
[White "Eckert, Doug"]
[Black "Wang, Tianqi"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "2165"]
[BlackElo "2424"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2022.09.21"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,90,6,13,0,0,0,51,46,50,43,66,62,65,31,35,16,34,0,30,-1,8,0,16,0,16,0,0,0,0,-2,10,0,0,0,16,20,12,8,23,17,12,0,0,0,0,0,1,0,0,-11,0,0,0,0,13,-16,-16,-23,-36,-80,0,0,0,-16,-2,-7,0,-45,-41,-152,-153,-137,-43,-47,0,-108,-104,-1375,-1317,-29984,-29985,-29985,-29986]} 1. d4 {[%emt 0:00:01]} d5 {[%emt 0:05:59]} 2. c4 {[%emt 0:00:05]} c6 {[%emt 0:00:10]} 3. Nf3 {[%emt 0:00:04]} Nf6 {[%emt 0:00:05]} 4. g3 {[%emt 0:00:07]} Bf5 {[%emt 0:00:03]} 5. Nc3 {[%emt 0:00:06]} e6 {[%emt 0:00:03]} 6. Qb3 {[%emt 0:00:08] D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4.} Qb6 {[%emt 0:00:31]} 7. c5 {[%emt 0:00:14]} Qc7 $1 {[%emt 0:00:27][%mdl 4] outshines the older 7...Qxb3.} (7... Qxb3 $11 8. axb3 Nbd7) 8. Bf4 {[%emt 0:04:30] White is slightly better.} Qc8 {[%emt 0:00:06]} 9. Nh4 {[%emt 0:05:03]} Be4 {[%emt 0:01:52]} 10. f3 {[%emt 0:03:14]} Bg6 {[%emt 0:00:05]} 11. Nxg6 {[%emt 0:09:20]} hxg6 {[%emt 0:00:14]} 12. Bg2 {[%emt 0:00:05]} Nbd7 {[%emt 0:00:55]} 13. Qc2 {[%emt 0:06:48]} Be7 {[%emt 0:06:56] [#]} 14. e4 $146 {[%emt 0:06:40]} ({Predecessor:} 14. O-O-O b6 15. cxb6 axb6 16. e4 b5 17. e5 Nh5 18. Bd2 g5 19. f4 Nb6 20. b3 {0-1 (28) Houriez,C (2335)-Bogosavljevic,B (2520) Novi Sad 2016}) 14... b6 {[%emt 0:30:55]} 15. cxb6 {[%emt 0:08:25]} Nxb6 {[%emt 0:00:13]} 16. O-O {[%emt 0:02:16]} O-O {[%emt 0:03:32]} 17. Rfc1 {[%emt 0:08:09]} Qb7 {[%emt 0:10:01]} 18. Kh1 {[%emt 0:00:51]} Rac8 {[%emt 0:01:30]} 19. Qb3 {[%emt 0:05:43]} Qa8 {[%emt 0:02:42]} 20. Na4 {[%emt 0:02:39]} Nfd7 {[%emt 0:06:30]} 21. Be3 {[%emt 0:01:37]} Rfd8 {[%emt 0:08:31]} 22. Bg1 {[%emt 0:00:50]} Nxa4 {[%emt 0:04:03]} 23. Qxa4 {[%emt 0:00:06]} dxe4 {[%emt 0:00:21]} 24. fxe4 {[%emt 0:00:28]} c5 {[%emt 0:00:04]} 25. d5 {[%emt 0:11:32]} exd5 {[%emt 0:01:26]} (25... Nb6 26. Qb5 $14) 26. exd5 {[%emt 0:00:05][%cal Od5d6] aiming for d6!} Qb8 {[%emt 0:00:09]} ({Don't do} 26... Nb6 27. Qe4 Bd6 28. Qe2 $14) 27. Qe4 {[%emt 0:07:08]} Bd6 {[%emt 0:00:12]} 28. b3 {[%emt 0:00:30]} Re8 {[%emt 0:00:19]} 29. Qc2 {[%emt 0:00:25]} Ne5 {[%emt 0:00:26]} 30. Re1 {[%emt 0:00:59]} f5 {[%emt 0:02:39]} 31. Rac1 {[%emt 0:00:52]} Kh7 {[%emt 0:00:27]} 32. Qc3 {[%emt 0:02:02]} c4 {[%emt 0:00:28] Strongly threatening ...Bb4.} 33. Qd4 {[%emt 0:01:15][%cal Rb3c4]} cxb3 {[%emt 0:04:35]} 34. Rxc8 {[%emt 0:01:22]} Qxc8 {[%emt 0:02:30]} (34... Rxc8 $17 35. axb3 a5) 35. axb3 $11 {[%emt 0:00:05]} Re7 {[%emt 0:01:00][%cal Oe5f3] White must now prevent ...Nf3!} 36. Qa1 {[%emt 0:00:35]} Qb8 {[%emt 0:01:26]} 37. Qa4 {[%emt 0:01:16]} Rb7 {[%emt 0:01:02]} 38. Qa1 {[%emt 0:04:08]} Ng4 {[%emt 0:00:58][%cal Od6g3] Hoping for ...Bxg3!} 39. Qa6 {[%emt 0:03:16]} ({White should try} 39. Bf3 $15) 39... Rxb3 {[%emt 0:02:38][%cal Od6g3]} 40. Qxa7 {[%emt 0:00:37] [#]} Qb4 {[%emt 0:00:37]} ({Better is} 40... Bxg3 $1 $17 {[%mdl 512]} 41. Qxb8 (41. hxg3 Qxg3 42. Qe7 Rb2 43. Re2 Rb1) 41... Bxb8) 41. Rd1 $1 $15 {[%emt 0:02:26]} Rb2 {[%emt 0:03:15]} (41... Rc3 $15 {feels stronger.} 42. Qa2 Ra3) 42. Qd4 {[%emt 0:01:39] [#]} (42. Bd4 $11 {was the only way to keep the balance.} Be5 43. Bxb2 Qxb2 44. Rf1) 42... Qb3 $1 $17 {[%emt 0:00:15][%cal Od6c5] ...Bc5! is the strong threat. Black is much more active.} 43. Rd2 $2 {[%emt 0:02:36][%mdl 8192]} (43. Qd3 $17) 43... Rb1 $19 {[%emt 0:00:17][%cal Od6g3] ( -> ...Bxg3!)} 44. Re2 {[%emt 0:01:34]} Rc1 {[%emt 0:01:10]} 45. Qd2 {[%emt 0:00:38] [#]} Qb1 $1 {[%emt 0:00:56] Weighted Error Value: White=0.40/Black=0.12 (very precise)} 0-1

[Event "1000GM 0004 IM Norm 2022"]
[Site "Saint Louis"]
[Date "2022.09.22"]
[Round "3.5"]
[White "Cervantes Landeiro, Thalia"]
[Black "Tsolakidou, Stavroula"]
[Result "1/2-1/2"]
[ECO "D32"]
[WhiteElo "2280"]
[BlackElo "2400"]
[Annotator "TA"]
[PlyCount "118"]
[EventDate "2022.09.21"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,118,30,47,34,62,30,44,30,33,27,40,13,13,0,20,14,14,21,16,29,58,56,73,72,107,0,15,-74,-87,-175,-166,-160,-132,-119,-124,-132,-130,-113,-114,-120,-115,-112,-18,-50,0,0,-5,-12,0,-92,-88,-111,-68,-113,-61,-198,-132,-161,-166,-218,-96,-90,-100,-64,-50,-79,0,0,0,0,0,0,0,0,0,-16,-25,-170,-178,-145,0,0,0,0,0,0,282,267,360,362,360,357,443,166,166,166,166,166,166,151,166,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:02]} d5 {[%emt 0:03:44]} 2. c4 {[%emt 0:00:09]} e6 {[%emt 0:00:05]} 3. Nc3 {[%emt 0:00:04]} c5 {[%emt 0:00:21]} 4. cxd5 {[%emt 0:00:39]} cxd4 {[%emt 0:00:08]} 5. Qxd4 {[%emt 0:00:26]} Nc6 {[%emt 0:00:07]} 6. Qd1 {[%emt 0:02:34]} exd5 {[%emt 0:00:07]} 7. Qxd5 {[%emt 0:01:30] D32: Tarrasch Defence: Sidelines and lines without g3.} Bd6 {[%emt 0:00:13]} 8. Bg5 {[%emt 0:06:14] 8.Nf3 is the modern continuation.} (8. g3 $5 {[%cal Rc1f4]}) 8... Nge7 {[%emt 0:03:59]} 9. Qd2 {[%emt 0:00:56] White is slightly better.} h6 {[%emt 0:00:28]} 10. Bh4 {[%emt 0:03:17]} Qb6 {[%emt 0:06:24][%cal Oe8g8] [#]} 11. e3 $146 {[%emt 0:15:51]} (11. Qxd6 Qxb2 12. Rd1 Qxc3+ 13. Qd2 Qa3 $17) ({Predecessor:} 11. Rd1 Bb4 12. a3 Bxc3 13. Qxc3 Nf5 14. Nf3 Nxh4 15. Nxh4 O-O 16. e3 Bg4 17. Be2 Bxe2 18. Kxe2 {0-1 (52) Hiller,J (1938)-Haase,R (2133) Neustadt an der Weinstrasse 2018}) 11... Be6 {[%emt 0:02:29]} 12. Bxe7 {[%emt 0:05:48]} (12. Qxd6 Qxb2 13. Rd1 Qxc3+ 14. Qd2 Qa3 $17) 12... Kxe7 {[%emt 0:08:51]} 13. Nf3 {[%emt 0:03:36]} Rhd8 {[%emt 0:06:12]} 14. Qc1 {[%emt 0:01:47]} Rac8 {[%emt 0:05:24]} 15. Be2 {[%emt 0:01:32]} Qa5 {[%emt 0:02:22]} 16. O-O {[%emt 0:03:16]} Qh5 {[%emt 0:21:44]} 17. Qc2 {[%emt 0:07:40]} b5 {[%emt 0:03:15]} 18. Qe4 {[%emt 0:07:56]} (18. Nxb5 $2 Ne5 19. Nfd4 Nf3+ 20. Nxf3 Rxc2 $19) ({Better is} 18. a3 $16) 18... b4 $11 {[%emt 0:01:44]} 19. Nb5 {[%emt 0:01:23]} (19. Na4 $11) 19... Bxh2+ $1 $17 {[%emt 0:00:49]} 20. Nxh2 {[%emt 0:00:25]} (20. Kh1 $17 {keeps fighting.} Bb8+ 21. Kg1) 20... Qxe2 $19 {[%emt 0:00:07]} 21. a4 {[%emt 0:13:09]} Qxb2 {[%emt 0:10:44]} 22. Nf3 {[%emt 0:02:55] Against Qe5} f5 $1 {[%emt 0:01:33]} ({Of course not} 22... Kf8 $6 23. Nfd4 Nxd4 24. Nxd4 $11) 23. Qf4 {[%emt 0:02:16]} g5 {[%emt 0:02:06]} 24. Qh2 {[%emt 0:00:21] And now Nfd4 would win.} Qf6 {[%emt 0:00:54]} 25. Nfd4 {[%emt 0:02:22]} Nxd4 {[%emt 0:03:07]} 26. Nxd4 {[%emt 0:00:12]} Bd7 {[%emt 0:00:22]} (26... a5 $17 27. Rfd1 Kf7 28. Qh5+ Kg7) 27. a5 $11 {[%emt 0:02:02]} f4 {[%emt 0:04:27]} (27... Kf8 $15) 28. Qh5 {[%emt 0:03:12]} Kf8 {[%emt 0:00:47]} 29. Qf3 {[%emt 0:03:21]} Bc6 {[%emt 0:04:23]} 30. Qh3 {[%emt 0:01:10]} (30. Nxc6 $11 {keeps the balance.} Rxc6 31. exf4) 30... Bd5 $17 {[%emt 0:01:20]} 31. Rad1 {[%emt 0:02:07]} Bf7 $1 {[%emt 0:02:10]} 32. Rfe1 {[%emt 0:01:42]} Rb8 {[%emt 0:02:03]} ({Black should try} 32... Rc5 $17 33. Qf3 Rdd5) 33. Qf3 {[%emt 0:01:37]} (33. Rc1 $15 b3 34. Rc6) 33... Rd5 {[%emt 0:02:26]} (33... b3 $19 {White must now prevent ...b2.} 34. Rb1 Kg7) 34. Rc1 {[%emt 0:01:33]} b3 {[%emt 0:00:12] ...b2 is the strong threat.} ({Resist} 34... Rxa5 35. Nc6 Rab5 36. Nxb8 Rxb8 37. exf4 $16) 35. Nc6 {[%emt 0:01:39]} (35. Rb1 $142) 35... Re8 {[%emt 0:01:56]} (35... g4 $19 36. Qxg4 Re8) 36. e4 {[%emt 0:00:40]} Rd7 {[%emt 0:00:44]} 37. e5 {[%emt 0:00:34]} Qf5 {[%emt 0:00:13]} 38. Qc3 {[%emt 0:00:56][%cal Oe5e6] Threatens to win with e6!} Be6 {[%emt 0:00:42]} (38... Rd3 $1 $17 {[%cal Rd3c3]} 39. Qb2 (39. Qc5+ Kg7 $17) 39... Kg8) 39. Nd4 $11 {[%emt 0:01:19]} Qf7 $36 {[%emt 0:00:05][%mdl 2048] Black fights for an advantage.} 40. Red1 {[%emt 0:00:57]} Red8 {[%emt 0:00:56]} 41. Nxe6+ {[%emt 0:00:54]} Qxe6 {[%emt 0:00:03]} 42. Rxd7 {[%emt 0:00:34] Dancing on a razor blade.} Rxd7 {[%emt 0:00:13][%mdl 4096] Endgame KQR-KQR} 43. Qc8+ {[%emt 0:00:43]} Kf7 {[%emt 0:00:24][%cal Od7d1]} 44. Qh8 {[%emt 0:00:32]} (44. Qb8 $11 {and White has nothing to worry.}) 44... Kg6 $19 {[%emt 0:00:44]} 45. Qb8 {[%emt 0:00:34]} Rd5 {[%emt 0:01:20]} (45... g4 $1 $17 {Hoping for ...Rd2.} 46. Rb1 g3) 46. Qxb3 $11 {[%emt 0:00:13]} Rxe5 {[%emt 0:00:14]} 47. Qd3+ {[%emt 0:00:28]} Kf6 {[%emt 0:00:38]} 48. Qd4 {[%emt 0:00:28]} a6 $2 {[%emt 0:00:39][%mdl 8192]} (48... Kg6 $11 {and Black stays safe.}) 49. Rc5 $18 {[%emt 0:00:34]} Kf5 {[%emt 0:00:13]} 50. Qd3+ {[%emt 0:00:18]} Kf6 {[%emt 0:00:07]} 51. Qc3 {[%emt 0:00:11] Strongly threatening Rc6.} Qe8 {[%emt 0:01:08]} 52. f3 $2 {[%emt 0:01:15]} (52. Rc6+ Kg7 53. Rc8) 52... Kf5 {[%emt 0:00:30] [#]} 53. Qc2+ {[%emt 0:00:28][%mdl 1024] White has strong compensation.} Kf6 {[%emt 0:00:08] ( -> ...Re1+)} 54. Rc6+ {[%emt 0:00:32]} Re6 {[%emt 0:00:09]} 55. Qc3+ {[%emt 0:00:15]} Kg6 {[%emt 0:00:54] [#]} 56. Qd3+ $2 {[%emt 0:00:45]} (56. Rb6 $1 $18 {Threatening mate with Qe5.} Kh7 57. Rb7+ Kg6 58. Kh2) 56... Kh5 $11 {[%emt 0:00:24] The position is equal.} 57. Rxa6 {[%emt 0:00:30]} Rxa6 {[%emt 0:00:44]} 58. Qxa6 {[%emt 0:00:02] aiming for Qf1.} Qe1+ {[%emt 0:00:05]} 59. Kh2 {[%emt 0:00:29]} Qg3+ {[%emt 0:00:10] Weighted Error Value: White=0.29 (precise) /Black=0.28 (precise)} 1/2-1/2

