Event: 1ST BANGKOK SUMMER INTERNATIONAL CHESS OPEN - Standard
Site: Bangkok, Thailand
Date: 2025-07-08
White: Sai Han Thiha
WhiteTitle: FM
WhiteElo: 2121
Black: Chernyavsky, Alexander
BlackTitle: FM
BlackElo: 2332
Result: 0-1
ECO: A05
Opening: King's Indian Attack: Symmetrical Defense
Variant: Standard
TimeControl: 90 + 30

1. Nf3 { [%eval 0.1] [%clk 1:30:14] } 1... Nf6 { [%eval 0.23] [%clk 1:30:49] } 2. g3 { [%eval 0.11] [%clk 1:30:43] } 2... g6 { [%eval 0.21] [%clk 1:31:13] } 3. b3 { [%eval 0.0] [%clk 1:31:09] } 3... Bg7 { [%eval 0.13] [%clk 1:28:45] } 4. Bb2 { [%eval 0.09] [%clk 1:31:33] } 4... d5 { [%eval 0.11] [%clk 1:28:32] } 5. Bg2 { [%eval 0.0] [%clk 1:31:58] } 5... O-O { [%eval 0.18] [%clk 1:28:43] } 6. O-O { [%eval -0.13] [%clk 1:32:20] } 6... c5 { [%eval -0.08] [%clk 1:28:51] } 7. c4 { [%eval -0.07] [%clk 1:32:46] } 7... d4 { [%eval -0.08] [%clk 1:29:17] } 8. b4 { [%eval -0.14] [%clk 1:33:13] } 8... Re8 { [%eval -0.1] [%clk 1:29:42] } 9. d3 { [%eval -0.1] [%clk 1:33:10] } 9... e5 { [%eval -0.11] [%clk 1:30:06] } 10. bxc5 { [%eval -0.08] [%clk 1:33:30] } 10... Na6 { [%eval -0.11] [%clk 1:30:24] } 11. Nbd2 { [%eval -0.16] [%clk 1:33:46] } 11... Nxc5 { [%eval -0.01] [%clk 1:30:43] } 12. Ba3 { [%eval -0.09] [%clk 1:33:33] } 12... Qc7 { [%eval -0.02] [%clk 1:31:03] } 13. Ng5 { [%eval -0.17] [%clk 1:29:34] } 13... Rb8 { [%eval 0.07] [%clk 1:21:33] } 14. Rb1 { [%eval -0.15] [%clk 1:28:50] } 14... Bf8 { [%eval 0.03] [%clk 1:17:28] } 15. Bxc5 { [%eval 0.13] [%clk 1:08:33] } 15... Bxc5 { [%eval 0.01] [%clk 1:17:51] } 16. Nge4 { [%eval 0.01] [%clk 0:52:42] } 16... Be7?! { [%eval 0.63] } { Inaccuracy. Nxe4 was best. } { [%clk 1:18:07] } 17. Nxf6+?! { [%eval 0.0] } { Inaccuracy. Qa4 was best. } { [%clk 0:51:15] } 17... Bxf6 { [%eval 0.07] [%clk 1:18:33] } 18. Qa4 { [%eval -0.11] [%clk 0:51:33] } 18... Re6 { [%eval -0.29] [%clk 1:17:53] } 19. f4? { [%eval -1.58] } { Mistake. c5 was best. } { [%clk 0:34:13] } 19... exf4 { [%eval -1.59] [%clk 1:14:27] } 20. Ne4 { [%eval -1.45] [%clk 0:34:34] } 20... Be5 { [%eval -1.48] [%clk 1:13:52] } 21. Ng5?! { [%eval -2.24] } { Inaccuracy. Qxa7 was best. } { [%clk 0:33:37] } 21... Rf6 { [%eval -2.24] [%clk 1:07:15] } 22. Bd5 { [%eval -2.09] [%clk 0:31:47] } 22... Bd7 { [%eval -2.04] [%clk 1:06:22] } 23. Qa3 { [%eval -2.03] [%clk 0:24:14] } 23... Bg4 { [%eval -1.63] [%clk 0:59:18] } 24. Rbe1?! { [%eval -2.9] } { Inaccuracy. Qb2 was best. } { [%clk 0:13:02] } 24... Kg7? { [%eval -1.47] } { Mistake. Rf5 was best. } { [%clk 0:56:18] } 25. h3 { [%eval -2.05] [%clk 0:12:02] } 25... Bc8 { [%eval -1.81] [%clk 0:56:17] } 26. g4 { [%eval -2.04] [%clk 0:11:25] } 26... h6 { [%eval -2.18] [%clk 0:54:39] } 27. Nf3 { [%eval -2.19] [%clk 0:11:41] } 27... h5 { [%eval -2.11] [%clk 0:54:50] } 28. Kg2?! { [%eval -2.83] } { Inaccuracy. gxh5 was best. } { [%clk 0:05:34] } 28... hxg4 { [%eval -3.08] [%clk 0:50:10] } 29. hxg4 { [%eval -2.99] [%clk 0:06:04] } 29... Bxg4 { [%eval -3.06] [%clk 0:50:39] } 30. Rh1 { [%eval -3.04] [%clk 0:06:23] } 30... Ra6 { [%eval -2.91] [%clk 0:50:41] } 31. Qb2 { [%eval -3.02] [%clk 0:06:32] } 31... Bf6 { [%eval -2.94] [%clk 0:49:16] } 32. Ra1 { [%eval -3.58] [%clk 0:05:27] } 32... Re8 { [%eval -3.45] [%clk 0:45:35] } 33. a4 { [%eval -3.63] [%clk 0:05:37] } 33... Qe7 { [%eval -3.63] [%clk 0:45:04] } 34. Be4?! { [%eval -4.99] } { Inaccuracy. Ra2 was best. } { [%clk 0:05:56] } 34... Re6 { [%eval -4.88] [%clk 0:44:52] } 35. Rab1?! { [%eval -7.35] } { Inaccuracy. Qb1 was best. } { [%clk 0:04:17] } 35... Rxe4 { [%eval -7.24] [%clk 0:44:01] } 36. dxe4 { [%eval -7.33] [%clk 0:04:37] } 36... Qxe4 { [%eval -7.36] [%clk 0:44:27] } 37. Rhe1 { [%eval -7.31] [%clk 0:03:24] } 37... d3 { [%eval -7.24] [%clk 0:44:41] } 38. Qxb7 { [%eval -7.26] [%clk 0:03:26] } 38... d2 { [%eval -7.31] [%clk 0:45:06] } 39. Qxe4 { [%eval -7.2] [%clk 0:02:56] } 39... dxe1=N+ { [%eval -7.23] [%clk 0:45:29] } 40. Rxe1 { [%eval -7.09] [%clk 0:02:31] } 40... Rxe4 { [%eval -7.07] [%clk 0:45:53] } 0-1