Event: 20th Bangkok Chess Club Open
Site: chess24.com
Date: 2022-10-27
White: Kvon, Andrey
WhiteTitle: GM
WhiteElo: 2527
Black: Cheng, Bobby
BlackTitle: GM
BlackElo: 2576
Result: 0-1
ECO: D45
Opening: Semi-Slav Defense: Normal Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:55] } 1... Nf6 { [%eval 0.23] [%clk 1:30:37] } 2. c4 { [%eval 0.29] [%clk 1:31:00] } 2... e6 { [%eval 0.23] [%clk 1:31:03] } 3. Nf3 { [%eval 0.0] [%clk 1:31:09] } 3... d5 { [%eval 0.17] [%clk 1:31:27] } 4. Nc3 { [%eval 0.0] [%clk 1:31:18] } 4... c6 { [%eval 0.2] [%clk 1:31:42] } 5. e3 { [%eval 0.23] [%clk 1:18:14] } 5... Nbd7 { [%eval 0.23] [%clk 1:31:59] } 6. Be2 { [%eval 0.13] [%clk 1:17:35] } 6... Bd6 { [%eval 0.26] [%clk 1:31:45] } 7. Qc2 { [%eval 0.21] [%clk 1:17:51] } 7... dxc4 { [%eval 0.35] [%clk 1:26:13] } 8. Bxc4 { [%eval 0.4] [%clk 1:18:05] } 8... O-O { [%eval 0.35] [%clk 1:26:12] } 9. a3 { [%eval -0.07] [%clk 0:57:17] } 9... e5?! { [%eval 0.52] } { Inaccuracy. c5 was best. } { [%clk 1:23:04] } 10. Ba2 { [%eval 0.0] [%clk 0:55:03] } 10... Qe7 { [%eval 0.18] [%clk 1:18:56] } 11. h3 { [%eval -0.1] [%clk 0:48:30] } 11... b6?! { [%eval 0.62] } { Inaccuracy. exd4 was best. } { [%clk 0:56:43] } 12. Ne4?? { [%eval -1.35] } { Blunder. e4 was best. } { [%clk 0:16:07] } 12... Nxe4 { [%eval -0.97] [%clk 0:50:02] } 13. Qxe4 { [%eval -1.62] [%clk 0:16:32] } 13... Ba6 { [%eval -1.71] [%clk 0:50:28] } 14. Bd2 { [%eval -1.56] [%clk 0:16:26] } 14... c5 { [%eval -1.58] [%clk 0:40:18] } 15. dxe5?! { [%eval -2.67] } { Inaccuracy. O-O-O was best. } { [%clk 0:15:14] } 15... Nxe5 { [%eval -2.65] [%clk 0:40:43] } 16. Nxe5 { [%eval -2.96] [%clk 0:12:53] } 16... Bxe5 { [%eval -2.63] [%clk 0:40:55] } 17. Bd5 { [%eval -2.6] [%clk 0:12:01] } 17... Rae8 { [%eval -2.77] [%clk 0:29:49] } 18. Qa4 { [%eval -2.91] [%clk 0:02:26] } 18... Bb7 { [%eval -2.91] [%clk 0:16:32] } 19. Bxb7 { [%eval -3.23] [%clk 0:02:52] } 19... Qxb7 { [%eval -2.97] [%clk 0:16:58] } 20. O-O { [%eval -2.8] [%clk 0:03:06] } 20... Bxb2 { [%eval -2.9] [%clk 0:17:09] } 21. Rab1 { [%eval -2.75] [%clk 0:03:33] } 21... Bf6 { [%eval -2.45] [%clk 0:16:23] } 22. Rfc1 { [%eval -3.14] [%clk 0:03:59] } 22... Rc8 { [%eval -2.62] [%clk 0:15:47] } 23. Qc4 { [%eval -2.54] [%clk 0:03:45] } 23... Be5 { [%eval -2.5] [%clk 0:10:45] } 24. a4 { [%eval -2.49] [%clk 0:04:08] } 24... Qd7 { [%eval -2.28] [%clk 0:00:58] } 25. Be1 { [%eval -2.5] [%clk 0:03:25] } 25... Bb8?! { [%eval -1.67] } { Inaccuracy. Rfd8 was best. } { [%clk 0:00:42] } 26. a5 { [%eval -1.83] [%clk 0:00:34] } 26... Qd6 { [%eval -1.25] [%clk 0:07:45] } 27. g3 { [%eval -1.57] [%clk 0:03:51] } 27... h5 { [%eval -1.51] [%clk 0:05:56] } 28. Qh4 { [%eval -1.93] [%clk 0:03:18] } 28... Qg6 { [%eval -1.91] [%clk 0:05:10] } 29. Qc4 { [%eval -1.98] [%clk 0:03:05] } 29... Rfe8 { [%eval -1.87] [%clk 0:04:51] } 30. h4 { [%eval -2.0] [%clk 0:03:29] } 30... Rc6 { [%eval -1.91] [%clk 0:02:13] } 31. Rb3 { [%eval -2.33] [%clk 0:01:26] } 31... Rf6?! { [%eval -1.51] } { Inaccuracy. Be5 was best. } { [%clk 0:02:02] } 32. Qd5?! { [%eval -2.21] } { Inaccuracy. Rd1 was best. } { [%clk 0:01:32] } 32... Rd6 { [%eval -1.97] [%clk 0:00:40] } 33. Qb7 { [%eval -2.29] [%clk 0:00:44] } 33... Qe4 { [%eval -2.23] [%clk 0:00:38] } 34. Qa6 { [%eval -2.01] [%clk 0:01:04] } 34... Qa4 { [%eval -1.86] [%clk 0:00:35] } 35. Rbb1 { [%eval -1.81] [%clk 0:01:15] } 35... Qc6 { [%eval -2.13] [%clk 0:00:40] } 36. Qe2 { [%eval -2.46] [%clk 0:01:22] } 36... g6 { [%eval -2.28] [%clk 0:00:41] } 37. Qa6 { [%eval -2.3] [%clk 0:00:33] } 37... Qc8 { [%eval -1.97] [%clk 0:00:35] } 38. Qc4 { [%eval -2.28] [%clk 0:00:47] } 38... Qe6 { [%eval -1.81] [%clk 0:00:46] } 39. Qa6 { [%eval -1.91] [%clk 0:00:58] } 39... Qc8 { [%eval -2.34] [%clk 0:00:54] } 40. Qe2 { [%eval -2.67] [%clk 0:00:49] } 40... Bc7?! { [%eval -1.8] } { Inaccuracy. Rc6 was best. } { [%clk 0:00:39] } 41. Bc3 { [%eval -1.87] [%clk 0:29:24] } 41... Qg4 { [%eval -1.93] [%clk 0:25:37] } 42. Qa6?? { [%eval -5.16] } { Blunder. Qxg4 was best. } { [%clk 0:23:23] } 42... Rxe3?? { [%eval -1.91] } { Blunder. Rde6 was best. } { [%clk 0:11:45] } 43. Be1?? { [%eval -8.21] } { Blunder. Qb7 was best. } { [%clk 0:18:42] } 43... Re8?! { [%eval -5.17] } { Inaccuracy. Rf6 was best. } { [%clk 0:05:53] } 44. Qxa7?! { [%eval -7.38] } { Inaccuracy. Qb7 was best. } { [%clk 0:19:02] } 44... Rd7 { [%eval -7.13] [%clk 0:04:08] } 45. axb6 { [%eval -8.5] [%clk 0:13:23] } 45... Bxg3 { [%eval -8.62] [%clk 0:03:08] } 46. fxg3 { [%eval -8.53] [%clk 0:13:33] } 46... Rxe1+ { [%eval -8.64] [%clk 0:02:19] } 47. Rxe1 { [%eval -8.52] [%clk 0:13:59] } 47... Qxg3+ { [%eval -8.68] [%clk 0:02:43] } 48. Kf1 { [%eval -8.49] [%clk 0:14:22] } 48... Qf3+ { [%eval -8.9] [%clk 0:02:37] } 49. Kg1 { [%eval -8.67] [%clk 0:14:48] } 49... Qg3+ { [%eval -8.5] [%clk 0:02:09] } 50. Kf1 { [%eval -8.63] [%clk 0:15:15] } 50... Qf3+ { [%eval -8.4] [%clk 0:00:49] } 51. Kg1 { [%eval -8.61] [%clk 0:15:41] } 51... Rd4 { [%eval -8.35] [%clk 0:00:33] } 52. Qb8+? { [%eval #-7] } { Checkmate is now unavoidable. Qa8+ was best. } { [%clk 0:05:26] } 52... Kh7 { [%eval #-6] [%clk 0:00:57] } 0-1