Event: 22nd Bangkok Chess Club Open 2025
Site: Royal Orchid Sheraton Riverside Hotel Bangkok, Thailand
White: Gordon, Stephen J
WhiteTitle: GM
WhiteElo: 2474
Black: Ko Ko Ohn
BlackTitle: FM
BlackElo: 2040
Result: 1-0
ECO: E15
Opening: Queen's Indian Defense: Fianchetto Variation, Rubinstein Variation
Variant: Standard
TimeControl: 90 min / 40 moves + 30 min / rest + 30 sec from move 1

1. d4 { [%eval 0.17] [%clk 1:28:49] } 1... Nf6 { [%eval 0.19] [%clk 1:30:25] } 2. c4 { [%eval 0.18] [%clk 1:29:04] } 2... e6 { [%eval 0.14] [%clk 1:30:36] } 3. Nf3 { [%eval 0.12] [%clk 1:29:00] } 3... b6 { [%eval 0.19] [%clk 1:30:28] } 4. g3 { [%eval 0.19] [%clk 1:27:44] } 4... Bb7 { [%eval 0.26] [%clk 1:30:43] } 5. Bg2 { [%eval 0.2] [%clk 1:28:05] } 5... c5?! { [%eval 0.94] } { Inaccuracy. Be7 was best. } { [%clk 1:26:32] } 6. d5 { [%eval 0.54] [%clk 1:26:25] } 6... exd5 { [%eval 0.78] [%clk 1:26:21] } 7. Nh4 { [%eval 0.33] [%clk 1:24:39] } 7... g6 { [%eval 0.37] [%clk 1:10:01] } 8. Nc3 { [%eval 0.52] [%clk 1:24:39] } 8... Bg7 { [%eval 0.41] [%clk 1:09:33] } 9. Bf4 { [%eval 0.26] [%clk 1:01:39] } 9... O-O { [%eval 0.17] [%clk 1:06:03] } 10. Bd6 { [%eval -0.26] [%clk 0:54:20] } 10... Re8 { [%eval -0.21] [%clk 1:04:05] } 11. cxd5 { [%eval -0.23] [%clk 0:53:30] } 11... Bf8?! { [%eval 0.59] } { Inaccuracy. b5 was best. } { [%clk 0:48:42] } 12. Bxf8 { [%eval 0.49] [%clk 0:51:24] } 12... Kxf8 { [%eval 0.58] [%clk 0:49:02] } 13. O-O { [%eval 0.56] [%clk 0:49:40] } 13... d6 { [%eval 0.53] [%clk 0:44:06] } 14. Re1 { [%eval 0.19] [%clk 0:46:43] } 14... a6 { [%eval 0.24] [%clk 0:42:58] } 15. a4 { [%eval 0.15] [%clk 0:45:51] } 15... Nbd7 { [%eval 0.54] [%clk 0:42:34] } 16. e4 { [%eval 0.16] [%clk 0:40:08] } 16... Rc8?! { [%eval 0.94] } { Inaccuracy. b5 was best. } { [%clk 0:35:58] } 17. b3 { [%eval 0.91] [%clk 0:35:58] } 17... Kg7 { [%eval 1.41] [%clk 0:28:34] } 18. Bf1 { [%eval 1.45] [%clk 0:26:57] } 18... Ng8 { [%eval 1.44] [%clk 0:24:58] } 19. Re3 { [%eval 0.93] [%clk 0:22:31] } 19... Rc7?! { [%eval 1.51] } { Inaccuracy. Nh6 was best. } { [%clk 0:21:23] } 20. Qd2 { [%eval 1.42] [%clk 0:17:26] } 20... Nf8 { [%eval 1.61] [%clk 0:19:58] } 21. f4 { [%eval 1.62] [%clk 0:16:05] } 21... Rce7 { [%eval 1.71] [%clk 0:20:21] } 22. Rae1 { [%eval 1.63] [%clk 0:15:25] } 22... f6 { [%eval 1.63] [%clk 0:19:15] } 23. Bc4 { [%eval 1.46] [%clk 0:15:27] } 23... Nh6 { [%eval 1.45] [%clk 0:19:25] } 24. R3e2 { [%eval 1.4] [%clk 0:13:28] } 24... Nf7 { [%eval 1.67] [%clk 0:19:21] } 25. Nd1 { [%eval 1.37] [%clk 0:11:22] } 25... Bc8 { [%eval 1.41] [%clk 0:17:02] } 26. Nf2 { [%eval 1.39] [%clk 0:11:31] } 26... h6 { [%eval 1.74] [%clk 0:17:00] } 27. Qd3 { [%eval 1.8] [%clk 0:07:06] } 27... a5 { [%eval 2.25] [%clk 0:13:02] } 28. Bb5 { [%eval 2.16] [%clk 0:06:49] } 28... Bd7 { [%eval 2.19] [%clk 0:13:27] } 29. Bxd7 { [%eval 2.23] [%clk 0:06:31] } 29... Qxd7 { [%eval 2.28] [%clk 0:13:44] } 30. Nd1 { [%eval 2.16] [%clk 0:06:33] } 30... Qg4 { [%eval 2.35] [%clk 0:13:26] } 31. Ne3 { [%eval 2.16] [%clk 0:05:48] } 31... Qh5 { [%eval 2.72] [%clk 0:13:06] } 32. Nc4 { [%eval 2.74] [%clk 0:05:15] } 32... Nd7 { [%eval 3.1] [%clk 0:13:19] } 33. Re3 { [%eval 2.98] [%clk 0:04:44] } 33... Qg4 { [%eval 3.36] [%clk 0:07:13] } 34. Kg2 { [%eval 3.38] [%clk 0:03:44] } 34... Qh5 { [%eval 3.49] [%clk 0:05:19] } 35. h3 { [%eval 3.51] [%clk 0:03:17] } 35... Rb8 { [%eval 3.37] [%clk 0:04:08] } 36. R1e2 { [%eval 3.04] [%clk 0:02:40] } 36... Rbe8 { [%eval 3.35] [%clk 0:04:32] } 37. Kh2 { [%eval 3.5] [%clk 0:02:34] } 37... Rb8 { [%eval 3.5] [%clk 0:04:24] } 38. Qc3 { [%eval 3.34] [%clk 0:02:19] } 38... Rbe8 { [%eval 3.71] [%clk 0:03:14] } 39. Qe1 { [%eval 3.68] [%clk 0:02:16] } 39... f5?! { [%eval 4.94] } { Inaccuracy. g5 was best. } { [%clk 0:03:02] } 40. exf5 { [%eval 4.95] [%clk 0:00:59] } 40... Rxe3 { [%eval 4.94] [%clk 0:02:27] } 41. Rxe3 { [%eval 4.85] [%clk 0:24:37] } 41... Rxe3 { [%eval 4.31] [%clk 0:32:15] } 42. Nxe3?! { [%eval 3.17] } { Inaccuracy. Qxe3 was best. } { [%clk 0:12:13] } 42... g5 { [%eval 3.88] [%clk 0:31:48] } 43. Neg2 { [%eval 3.83] [%clk 0:08:16] } 43... Nfe5 { [%eval 3.65] [%clk 0:23:44] } 44. fxe5 { [%eval 3.74] [%clk 0:07:06] } 44... Nxe5 { [%eval 3.9] [%clk 0:24:02] } 45. g4 { [%eval 3.72] [%clk 0:06:28] } 45... Qf7 { [%eval 3.48] [%clk 0:17:53] } 46. Qe4 { [%eval 3.27] [%clk 0:06:22] } 46... gxh4 { [%eval 3.13] [%clk 0:17:55] } 47. Nxh4 { [%eval 3.19] [%clk 0:06:17] } 47... Qf6 { [%eval 3.57] [%clk 0:17:58] } 48. Kg3 { [%eval 3.49] [%clk 0:06:16] } 48... Nf7 { [%eval 4.09] [%clk 0:17:06] } 49. Qe3?! { [%eval 2.73] } { Inaccuracy. Nf3 was best. } { [%clk 0:04:43] } 49... Qa1? { [%eval 5.23] } { Mistake. c4 was best. } { [%clk 0:14:51] } 50. Nf3 { [%eval 4.7] [%clk 0:04:51] } 50... c4 { [%eval 5.66] [%clk 0:09:59] } 51. bxc4 { [%eval 5.23] [%clk 0:04:06] } 51... Qxa4 { [%eval 6.04] [%clk 0:10:11] } 52. Qd4+?! { [%eval 4.07] } { Inaccuracy. Qe6 was best. } { [%clk 0:03:10] } 52... Kf8 { [%eval 4.1] [%clk 0:09:42] } 53. h4 { [%eval 4.08] [%clk 0:02:34] } 53... Qb3?! { [%eval 5.12] } { Inaccuracy. Qd7 was best. } { [%clk 0:09:50] } 54. Qf6 { [%eval 4.75] [%clk 0:01:56] } 54... Qe3 { [%eval 6.0] [%clk 0:04:00] } 55. g5 { [%eval 6.01] [%clk 0:01:42] } 55... hxg5 { [%eval 5.96] [%clk 0:02:58] } 56. hxg5 { [%eval 5.64] [%clk 0:02:11] } 56... Qe7 { [%eval 5.42] [%clk 0:03:17] } 57. Qd4 { [%eval 5.49] [%clk 0:00:42] } 57... Ne5?! { [%eval 9.82] } { Inaccuracy. Qe2 was best. } { [%clk 0:02:46] } 58. f6 { [%eval 8.3] [%clk 0:00:48] } 58... Qe8 { [%eval 12.41] [%clk 0:03:07] } 59. Nxe5 { [%eval 9.56] [%clk 0:00:45] } 59... Qxe5+? { [%eval #10] } { Checkmate is now unavoidable. a4 was best. } { [%clk 0:02:33] } 60. Qxe5 { [%eval #9] [%clk 0:01:07] } 60... dxe5 { [%eval #9] [%clk 0:02:49] } 61. d6 { [%eval #8] [%clk 0:01:35] } 61... Ke8 { [%eval #8] [%clk 0:02:54] } 62. g6 { [%eval #7] [%clk 0:01:51] } 62... a4 { [%eval #7] [%clk 0:03:23] } 63. f7+ { [%eval #6] [%clk 0:02:03] } 63... Kf8 { [%eval #5] [%clk 0:03:25] } 64. d7 { [%eval #7] [%clk 0:02:28] } 1-0