Event: 22nd Bangkok Chess Club Open 2025
Site: Royal Orchid Sheraton Riverside Hotel Bangkok, Thailand
White: Wei, Yuyang
WhiteElo: 2138
Black: Dang Hoang Son
BlackTitle: FM
BlackElo: 2413
Result: 1-0
ECO: D31
Opening: Semi-Slav Defense: Marshall Gambit
Variant: Standard
TimeControl: 90 min / 40 moves + 30 min / rest + 30 sec from move 1

1. d4 { [%eval 0.17] [%clk 1:30:58] } 1... d5 { [%eval 0.2] [%clk 1:30:32] } 2. c4 { [%eval 0.26] [%clk 1:31:25] } 2... e6 { [%eval 0.27] [%clk 1:30:55] } 3. Nc3 { [%eval 0.18] [%clk 1:31:53] } 3... c6 { [%eval 0.26] [%clk 1:30:33] } 4. e4 { [%eval 0.05] [%clk 1:32:20] } 4... Bb4 { [%eval 0.39] [%clk 1:29:46] } 5. Bd3 { [%eval 0.14] [%clk 1:30:00] } 5... dxe4 { [%eval 0.14] [%clk 1:27:35] } 6. Bxe4 { [%eval 0.13] [%clk 1:30:25] } 6... Nf6 { [%eval 0.24] [%clk 1:27:56] } 7. Bf3 { [%eval 0.0] [%clk 1:26:46] } 7... e5 { [%eval 0.3] [%clk 1:18:56] } 8. dxe5 { [%eval 0.26] [%clk 1:25:53] } 8... Qxd1+ { [%eval 0.4] [%clk 1:19:03] } 9. Bxd1 { [%eval 0.36] [%clk 1:25:17] } 9... Ne4 { [%eval 0.3] [%clk 1:18:57] } 10. Ne2 { [%eval 0.22] [%clk 1:24:41] } 10... Be6 { [%eval 0.24] [%clk 1:18:12] } 11. Bc2 { [%eval 0.0] [%clk 1:16:06] } 11... Nxc3 { [%eval 0.02] [%clk 1:16:04] } 12. bxc3 { [%eval 0.09] [%clk 1:16:24] } 12... Ba5 { [%eval 0.26] [%clk 1:16:01] } 13. Bb3 { [%eval -0.16] [%clk 1:05:03] } 13... Nd7 { [%eval -0.1] [%clk 1:16:06] } 14. f4 { [%eval -0.17] [%clk 1:05:01] } 14... Nc5?! { [%eval 0.71] } { Inaccuracy. O-O-O was best. } { [%clk 1:10:50] } 15. Be3 { [%eval 0.68] [%clk 1:00:48] } 15... Nd3+ { [%eval 0.65] [%clk 1:09:23] } 16. Kd2 { [%eval 0.84] [%clk 0:53:12] } 16... Nb2 { [%eval 1.32] [%clk 0:59:04] } 17. c5 { [%eval 1.16] [%clk 0:52:43] } 17... Nc4+ { [%eval 1.43] [%clk 0:59:19] } 18. Kd3 { [%eval 1.46] [%clk 0:41:53] } 18... Nxe3?! { [%eval 2.21] } { Inaccuracy. O-O-O+ was best. } { [%clk 0:41:07] } 19. Kxe3 { [%eval 2.29] [%clk 0:42:01] } 19... Bg4 { [%eval 2.46] [%clk 0:33:25] } 20. Ng3 { [%eval 2.34] [%clk 0:38:09] } 20... Bxc3 { [%eval 2.52] [%clk 0:33:18] } 21. Rac1 { [%eval 2.36] [%clk 0:38:24] } 21... Bb4? { [%eval 4.46] } { Mistake. Ba5 was best. } { [%clk 0:33:03] } 22. h3? { [%eval 2.28] } { Mistake. Rc4 was best. } { [%clk 0:38:31] } 22... Bc8 { [%eval 2.22] [%clk 0:31:43] } 23. Ne4 { [%eval 2.36] [%clk 0:36:40] } 23... O-O { [%eval 2.69] [%clk 0:32:06] } 24. Rhd1 { [%eval 2.7] [%clk 0:33:53] } 24... a5 { [%eval 2.77] [%clk 0:26:11] } 25. a4?! { [%eval 2.06] } { Inaccuracy. g4 was best. } { [%clk 0:33:21] } 25... Rb8 { [%eval 2.16] [%clk 0:23:05] } 26. Nd6 { [%eval 1.93] [%clk 0:27:36] } 26... Be6 { [%eval 1.9] [%clk 0:23:29] } 27. Bxe6 { [%eval 1.91] [%clk 0:26:58] } 27... fxe6 { [%eval 1.86] [%clk 0:23:58] } 28. Ne4 { [%eval 1.85] [%clk 0:26:31] } 28... Rf7?! { [%eval 2.8] } { Inaccuracy. b6 was best. } { [%clk 0:22:36] } 29. Rd6 { [%eval 2.56] [%clk 0:24:58] } 29... Re7 { [%eval 2.55] [%clk 0:17:56] } 30. Rd3 { [%eval 2.31] [%clk 0:20:44] } 30... h6 { [%eval 2.41] [%clk 0:18:13] } 31. Rcd1 { [%eval 1.91] [%clk 0:20:36] } 31... Rbe8?! { [%eval 2.87] } { Inaccuracy. Ree8 was best. } { [%clk 0:18:01] } 32. Rd8 { [%eval 2.86] [%clk 0:19:39] } 32... Kf8 { [%eval 2.82] [%clk 0:18:30] } 33. R1d7 { [%eval 2.72] [%clk 0:15:56] } 33... Rxd7 { [%eval 2.63] [%clk 0:18:59] } 34. Rxd7 { [%eval 2.55] [%clk 0:16:20] } 34... Rb8?! { [%eval 3.56] } { Inaccuracy. Re7 was best. } { [%clk 0:19:27] } 35. Kd4 { [%eval 3.93] [%clk 0:14:10] } 35... b6 { [%eval 3.99] [%clk 0:19:53] } 36. cxb6 { [%eval 4.15] [%clk 0:12:03] } 36... Rxb6 { [%eval 4.17] [%clk 0:20:17] } 37. Nc5 { [%eval 3.97] [%clk 0:10:23] } 37... Bxc5+ { [%eval 4.46] [%clk 0:18:28] } 38. Kxc5 { [%eval 4.29] [%clk 0:10:48] } 38... Rb4 { [%eval 3.8] [%clk 0:18:56] } 39. Rd4 { [%eval 3.11] [%clk 0:10:34] } 39... Rb2 { [%eval 3.4] [%clk 0:19:22] } 40. g4 { [%eval 3.37] [%clk 0:06:45] } 40... Ke7 { [%eval 4.17] [%clk 0:13:06] } 41. Kxc6 { [%eval 4.26] [%clk 0:06:53] } 41... Rc2+ { [%eval 4.99] [%clk 0:13:20] } 42. Kb5 { [%eval 4.79] [%clk 0:07:01] } 42... g5 { [%eval 5.37] [%clk 0:13:31] } 43. fxg5 { [%eval 5.29] [%clk 0:06:04] } 43... hxg5 { [%eval 5.86] [%clk 0:13:56] } 44. Kxa5 { [%eval 5.78] [%clk 0:06:10] } 44... Re2 { [%eval 5.75] [%clk 0:12:48] } 45. Kb6 { [%eval 5.53] [%clk 0:06:33] } 45... Rxe5 { [%eval 6.42] [%clk 0:12:47] } 46. a5 { [%eval 6.85] [%clk 0:07:00] } 46... Re3 { [%eval 6.64] [%clk 0:12:54] } 47. a6 { [%eval 6.48] [%clk 0:07:10] } 47... Rb3+ { [%eval 6.15] [%clk 0:12:36] } 48. Ka5 { [%eval 6.85] [%clk 0:07:14] } 48... e5 { [%eval 9.84] [%clk 0:12:35] } 49. Rb4 { [%eval 9.8] [%clk 0:07:04] } 49... Ra3+ { [%eval 9.64] [%clk 0:12:53] } 50. Ra4 { [%eval 9.13] [%clk 0:07:27] } 50... Rxh3 { [%eval 8.57] [%clk 0:13:06] } 51. a7 { [%eval 52.46] [%clk 0:07:48] } 51... Rh8 { [%eval 63.29] [%clk 0:13:33] } 52. Kb6 { [%eval 26.31] [%clk 0:08:06] } 52... Ke6 { [%eval 80.53] [%clk 0:12:09] } 53. a8=Q { [%eval 68.42] [%clk 0:08:30] } 53... Rxa8 { [%eval #20] [%clk 0:12:32] } 54. Rxa8 { [%eval #22] [%clk 0:08:57] } 54... e4 { [%eval #15] [%clk 0:12:54] } 55. Kc5 { [%eval #14] [%clk 0:09:24] } 55... Ke5 { [%eval #15] [%clk 0:13:17] } 56. Re8+ { [%eval #13] [%clk 0:09:43] } 56... Kf4 { [%eval #13] [%clk 0:13:42] } 57. Kd4 { [%eval #12] [%clk 0:10:11] } 57... Kxg4 { [%eval #12] [%clk 0:14:05] } 58. Kxe4 { [%eval #11] [%clk 0:10:39] } 1-0