Event: 1ST BANGKOK SUMMER INTERNATIONAL CHESS OPEN - Standard
Site: Bangkok, Thailand
Date: 2025-07-05
White: Chernyavsky, Alexander
WhiteTitle: FM
WhiteElo: 2332
Black: Ko Ko Ohn
BlackTitle: FM
BlackElo: 2045
Result: 1-0
ECO: E44
Opening: Nimzo-Indian Defense: St. Petersburg Variation
Variant: Standard
TimeControl: 90 + 30

1. d4 { [%eval 0.17] [%clk 1:28:33] } 1... Nf6 { [%eval 0.19] [%clk 1:30:47] } 2. c4 { [%eval 0.18] [%clk 1:28:04] } 2... e6 { [%eval 0.14] [%clk 1:30:53] } 3. Nc3 { [%eval 0.09] [%clk 1:28:29] } 3... Bb4 { [%eval 0.09] [%clk 1:30:16] } 4. e3 { [%eval 0.11] [%clk 1:25:22] } 4... b6 { [%eval 0.29] [%clk 1:26:18] } 5. Ne2 { [%eval 0.26] [%clk 1:25:32] } 5... Bb7 { [%eval 0.4] [%clk 1:26:36] } 6. a3 { [%eval 0.44] [%clk 1:25:54] } 6... Be7 { [%eval 0.55] [%clk 1:25:57] } 7. d5 { [%eval 0.47] [%clk 1:26:18] } 7... e5 { [%eval 0.87] [%clk 1:21:40] } 8. e4 { [%eval 1.06] [%clk 1:20:36] } 8... d6 { [%eval 1.2] [%clk 1:21:33] } 9. Ng3 { [%eval 1.0] [%clk 1:18:45] } 9... h5 { [%eval 1.04] [%clk 1:18:15] } 10. Nf5 { [%eval 1.18] [%clk 1:17:47] } 10... Bf8 { [%eval 1.08] [%clk 1:18:33] } 11. c5 { [%eval 0.75] [%clk 1:12:25] } 11... bxc5 { [%eval 0.7] [%clk 1:12:34] } 12. Bb5+ { [%eval 0.76] [%clk 1:10:26] } 12... Nfd7 { [%eval 0.82] [%clk 1:12:20] } 13. b4 { [%eval 0.6] [%clk 1:08:25] } 13... cxb4 { [%eval 0.63] [%clk 1:11:02] } 14. axb4 { [%eval 0.62] [%clk 1:08:49] } 14... g6 { [%eval 0.65] [%clk 1:11:04] } 15. Ne3 { [%eval 0.64] [%clk 1:08:24] } 15... a6 { [%eval 0.61] [%clk 0:52:45] } 16. Ba4 { [%eval 0.33] [%clk 1:08:30] } 16... Bg7 { [%eval 0.54] [%clk 0:49:19] } 17. Nc4 { [%eval 0.57] [%clk 1:08:44] } 17... O-O { [%eval 0.62] [%clk 0:48:16] } 18. Na5 { [%eval 0.64] [%clk 1:07:32] } 18... Qc8? { [%eval 2.1] } { Mistake. Bc8 was best. } { [%clk 0:39:59] } 19. Bc6 { [%eval 1.79] [%clk 1:05:21] } 19... Bxc6 { [%eval 1.9] [%clk 0:38:51] } 20. dxc6 { [%eval 1.87] [%clk 1:05:44] } 20... Nf6 { [%eval 2.33] [%clk 0:33:47] } 21. O-O { [%eval 2.28] [%clk 1:03:54] } 21... Kh7 { [%eval 2.41] [%clk 0:33:47] } 22. Bg5 { [%eval 2.35] [%clk 1:03:33] } 22... Ng8 { [%eval 2.44] [%clk 0:31:29] } 23. Nd5 { [%eval 2.51] [%clk 1:01:40] } 23... f6 { [%eval 2.57] [%clk 0:31:45] } 24. Bh4 { [%eval 2.64] [%clk 1:01:49] } 24... Rf7 { [%eval 2.45] [%clk 0:21:29] } 25. f3 { [%eval 2.61] [%clk 0:52:33] } 25... Bh6 { [%eval 2.96] [%clk 0:06:30] } 26. Qc2 { [%eval 2.77] [%clk 0:47:51] } 26... g5 { [%eval 2.97] [%clk 0:20:47] } 27. Bf2 { [%eval 2.84] [%clk 0:48:07] } 27... g4?! { [%eval 3.82] } { Inaccuracy. Ne7 was best. } { [%clk 0:19:49] } 28. Bh4 { [%eval 3.89] [%clk 0:47:04] } 28... Bg5?! { [%eval 5.18] } { Inaccuracy. Qe6 was best. } { [%clk 0:18:54] } 29. Bxg5 { [%eval 5.03] [%clk 0:46:25] } 29... fxg5 { [%eval 5.09] [%clk 0:18:04] } 30. fxg4 { [%eval 5.07] [%clk 0:47:10] } 30... Rxf1+ { [%clk 0:18:04] } 31. Rxf1 { [%clk 0:47:10] } 31... Qxg4 { [%clk 0:13:28] } 32. Qf2 Nxc6 { [%clk 0:08:18] } 33. Nxc6 { [%clk 0:47:14] } 33... Qxe4 { [%clk 0:07:46] } 34. Qf7+ { [%clk 0:47:01] } 34... Kh6 { [%clk 0:12:46] } 35. Nce7 Nxe7 { [%clk 0:12:18] } 36. Nxe7 { [%clk 0:47:37] } 1-0