Event: Maia Chess Open 2023 (25/08 - 02/09)
Date: 2023-08-25
White: Evgeny Postny
WhiteTitle: GM
WhiteElo: 2570
Black: Guy Gov
BlackElo: 2100
Result: 1-0
ECO: D63
Opening: Queen's Gambit Declined: Orthodox Defense, Henneberger Variation
Variant: Standard
TimeControl: 90 min/40 mov. + 30 min/rest. + 30 sec. incr. p/ mov. desde mov. 1

1. d4 { [%eval 0.0] [%clk 1:30:55] } 1... Nf6 { [%eval 0.28] [%clk 1:30:56] } 2. Nf3 { [%eval 0.12] [%clk 1:31:03] } 2... e6 { [%eval 0.38] [%clk 1:31:20] } 3. Bg5 { [%eval 0.0] [%clk 1:31:12] } 3... d5 { [%eval 0.14] [%clk 1:31:42] } 4. e3 { [%eval 0.12] [%clk 1:31:02] } 4... Be7 { [%eval 0.0] [%clk 1:31:46] } 5. c4 { [%eval 0.0] [%clk 1:29:04] } 5... O-O { [%eval 0.22] [%clk 1:32:08] } 6. Nc3 { [%eval 0.03] [%clk 1:29:15] } 6... Nbd7 { [%eval 0.3] [%clk 1:32:19] } 7. Rc1 { [%eval 0.16] [%clk 1:28:05] } 7... a6 { [%eval 0.47] [%clk 1:26:41] } 8. a3 { [%eval 0.0] [%clk 1:26:51] } 8... b6 { [%eval 0.45] [%clk 1:26:08] } 9. cxd5 { [%eval 0.46] [%clk 1:26:27] } 9... exd5 { [%eval 0.52] [%clk 1:26:12] } 10. Bd3 { [%eval 0.38] [%clk 1:21:11] } 10... Bb7 { [%eval 0.54] [%clk 1:25:00] } 11. O-O { [%eval 0.52] [%clk 1:13:42] } 11... h6 { [%eval 0.52] [%clk 1:21:51] } 12. Bf4 { [%eval 0.65] [%clk 1:13:04] } 12... c5 { [%eval 0.74] [%clk 1:17:48] } 13. Bf5 { [%eval 0.57] [%clk 1:05:47] } 13... Nh5 { [%eval 0.62] [%clk 0:53:27] } 14. dxc5 { [%eval 0.56] [%clk 0:35:52] } 14... Nxf4 { [%eval 0.46] [%clk 0:47:31] } 15. c6 { [%eval 0.53] [%clk 0:35:43] } 15... Bxc6 { [%eval 0.5] [%clk 0:47:55] } 16. exf4 { [%eval 0.55] [%clk 0:36:06] } 16... Nf6 { [%eval 0.49] [%clk 0:42:16] } 17. Ne5 { [%eval 0.39] [%clk 0:35:41] } 17... Bb7 { [%eval 0.38] [%clk 0:42:26] } 18. Ne2 { [%eval 0.33] [%clk 0:33:25] } 18... a5 { [%eval 0.27] [%clk 0:35:13] } 19. Qb3 { [%eval 0.18] [%clk 0:20:39] } 19... Re8 { [%eval 0.35] [%clk 0:32:50] } 20. Nd4 { [%eval 0.43] [%clk 0:20:09] } 20... Bc5 { [%eval 0.45] [%clk 0:26:19] } 21. Rxc5 { [%eval 0.39] [%clk 0:13:41] } 21... bxc5 { [%eval 0.64] [%clk 0:26:48] } 22. Qxb7 { [%eval 0.55] [%clk 0:14:05] } 22... Re7 { [%eval 0.59] [%clk 0:26:58] } 23. Qb5 { [%eval 0.51] [%clk 0:14:22] } 23... cxd4 { [%eval 0.49] [%clk 0:26:16] } 24. Nc6 { [%eval 0.5] [%clk 0:14:45] } 24... Qe8 { [%eval 0.56] [%clk 0:26:22] } 25. Nxe7+ { [%eval 0.5] [%clk 0:15:02] } 25... Qxe7 { [%eval 0.6] [%clk 0:26:45] } 26. Rc1 { [%eval 0.43] [%clk 0:14:26] } 26... g6 { [%eval 0.51] [%clk 0:16:13] } 27. Bd3 { [%eval 0.5] [%clk 0:14:35] } 27... Qd6 { [%eval 1.01] [%clk 0:15:06] } 28. g3 { [%eval 0.88] [%clk 0:10:29] } 28... Rb8 { [%eval 1.11] [%clk 0:14:08] } 29. Qxa5 { [%eval 1.22] [%clk 0:09:55] } 29... Rxb2 { [%eval 1.25] [%clk 0:14:07] } 30. Qa7 { [%eval 1.47] [%clk 0:09:52] } 30... Qb6?? { [%eval 5.52] } { Blunder. Ne4 was best. } { [%clk 0:08:56] } 31. Rc8+ { [%eval 5.09] [%clk 0:06:31] } 31... Kg7 { [%eval 5.46] [%clk 0:09:18] } 32. Qe7 { [%eval 5.66] [%clk 0:06:54] } 32... Ne4?? { [%eval #11] } { Checkmate is now unavoidable. Nh7 was best. } { [%clk 0:06:08] } 33. Qf8+?? { [%eval 5.54] } { Lost forced checkmate sequence. Qe8 was best. } { [%clk 0:04:20] } 33... Kf6 { [%eval 5.99] [%clk 0:06:36] } 34. Qh8+ { [%eval 6.08] [%clk 0:03:18] } 34... Kf5 { [%eval 6.33] [%clk 0:06:59] } 35. h3 { [%eval 5.85] [%clk 0:02:49] } 35... f6?! { [%eval 8.61] } { Inaccuracy. Qe6 was best. } { [%clk 0:05:55] } 36. Qg8 { [%eval 6.79] [%clk 0:02:41] } 36... Qb3?? { [%eval #9] } { Checkmate is now unavoidable. Qe6 was best. } { [%clk 0:01:19] } 37. Rc6? { [%eval 7.03] } { Lost forced checkmate sequence. Rc1 was best. } { [%clk 0:02:14] } 37... Qd1+ { [%eval 7.21] [%clk 0:00:53] } 38. Bf1 { [%eval 7.24] [%clk 0:02:38] } 38... Nxg3? { [%eval #9] } { Checkmate is now unavoidable. Qxf1+ was best. } { [%clk 0:00:38] } 39. fxg3 { [%eval #12] [%clk 0:01:30] } 39... Ke4 { [%eval #5] [%clk 0:00:38] } 40. Qe6+ { [%eval #4] [%clk 0:31:39] } 40... Kf3 { [%eval #4] [%clk 0:30:53] } 41. Qg4+ { [%eval #3] [%clk 0:32:02] } 1-0