Event: Asian Amateur Chess Championship - Open
Site: Oman
Date: 2021-11-16
White: Vinesh, Venkata Narayanaswamy
Black: Nyamdavaa, Batsaikhan
Result: 0-1
ECO: B80
Opening: Sicilian Defense: Scheveningen Variation
Variant: Standard

1. e4 { [%eval 0.23] [%clk 0:15:05] } 1... c5 { [%eval 0.32] [%clk 0:14:58] } 2. Nf3 { [%eval 0.0] [%clk 0:15:06] } 2... d6 { [%eval 0.0] [%clk 0:15:01] } 3. d4 { [%eval 0.15] [%clk 0:15:08] } 3... cxd4 { [%eval 0.13] [%clk 0:15:04] } 4. Nxd4 { [%eval 0.32] [%clk 0:15:12] } 4... Nf6 { [%eval 0.14] [%clk 0:15:08] } 5. Nc3 { [%eval 0.18] [%clk 0:15:14] } 5... e6 { [%eval 0.62] [%clk 0:15:12] } 6. Be3 { [%eval 0.25] [%clk 0:15:15] } 6... a6 { [%eval 0.0] [%clk 0:15:15] } 7. Bd3 { [%eval 0.1] [%clk 0:15:15] } 7... Be7 { [%eval 0.29] [%clk 0:15:19] } 8. f3 { [%eval 0.06] [%clk 0:15:17] } 8... Qc7 { [%eval 0.4] [%clk 0:15:21] } 9. Qd2 { [%eval 0.37] [%clk 0:15:19] } 9... b5 { [%eval 0.46] [%clk 0:15:24] } 10. a3?! { [%eval -0.15] } { Inaccuracy. g4 was best. } { [%clk 0:15:21] } 10... Nbd7?! { [%eval 0.49] } { Inaccuracy. Bb7 was best. } { [%clk 0:15:23] } 11. O-O-O?! { [%eval -0.1] } { Inaccuracy. g4 was best. } { [%clk 0:15:23] } 11... Nc5?! { [%eval 0.78] } { Inaccuracy. Ne5 was best. } { [%clk 0:15:18] } 12. Kb1?! { [%eval -0.05] } { Inaccuracy. Bxb5+ was best. } { [%clk 0:15:09] } 12... O-O { [%eval 0.0] [%clk 0:15:02] } 13. Be2 { [%eval 0.0] [%clk 0:15:05] } 13... Rb8 { [%eval 0.38] [%clk 0:15:03] } 14. Na2?! { [%eval -0.42] } { Inaccuracy. g4 was best. } { [%clk 0:14:30] } 14... Bd7 { [%eval 0.0] [%clk 0:14:58] } 15. h4? { [%eval -1.41] } { Mistake. g4 was best. } { [%clk 0:14:27] } 15... a5 { [%eval -1.37] [%clk 0:14:57] } 16. b3? { [%eval -2.83] } { Mistake. c3 was best. } { [%clk 0:14:23] } 16... d5? { [%eval -1.24] } { Mistake. e5 was best. } { [%clk 0:14:25] } 17. exd5?! { [%eval -2.1] } { Inaccuracy. e5 was best. } { [%clk 0:14:06] } 17... Nxd5 { [%eval -1.66] [%clk 0:14:28] } 18. g4?? { [%eval -3.84] } { Blunder. Nf5 was best. } { [%clk 0:13:57] } 18... Nxe3 { [%eval -3.5] [%clk 0:14:30] } 19. Qxe3 { [%eval -3.51] [%clk 0:13:59] } 19... e5?! { [%eval -2.77] } { Inaccuracy. Bd6 was best. } { [%clk 0:13:38] } 20. Nf5 { [%eval -2.95] [%clk 0:13:41] } 20... Bxf5 { [%eval -2.95] [%clk 0:13:38] } 21. gxf5 { [%eval -2.82] [%clk 0:13:42] } 21... Bf6?? { [%eval 1.4] } { Blunder. Rfc8 was best. } { [%clk 0:13:38] } 22. Rdg1?? { [%eval -6.32] } { Blunder. Nc3 was best. } { [%clk 0:13:29] } 22... Kh8?? { [%eval -2.66] } { Blunder. e4 was best. } { [%clk 0:13:12] } 23. Nc3 { [%eval -2.63] [%clk 0:13:03] } 23... Rfd8? { [%eval -0.93] } { Mistake. e4 was best. } { [%clk 0:12:49] } 24. Ne4?! { [%eval -1.96] } { Inaccuracy. Nxb5 was best. } { [%clk 0:12:23] } 24... Nxe4 { [%eval -1.27] [%clk 0:12:49] } 25. fxe4 { [%eval -1.55] [%clk 0:12:23] } 25... a4?? { [%eval 0.07] } { Blunder. Be7 was best. } { [%clk 0:12:08] } 26. b4 { [%eval 0.16] [%clk 0:12:21] } 26... Rd4?! { [%eval 0.96] } { Inaccuracy. h6 was best. } { [%clk 0:11:44] } 27. Rd1?! { [%eval 0.0] } { Inaccuracy. c3 was best. } { [%clk 0:12:14] } 27... Qd8?? { [%eval 2.9] } { Blunder. Rc8 was best. } { [%clk 0:11:19] } 28. Rxd4?? { [%eval 0.0] } { Blunder. c3 was best. } { [%clk 0:12:01] } 28... exd4 { [%eval -0.14] [%clk 0:11:22] } 29. Qd2 { [%eval -0.08] [%clk 0:11:46] } 29... Bxh4?! { [%eval 0.45] } { Inaccuracy. Be5 was best. } { [%clk 0:10:39] } 30. Qf4 { [%eval 0.41] [%clk 0:11:28] } 30... Bg5 { [%eval 0.5] [%clk 0:10:17] } 31. Qg3 { [%eval 0.04] [%clk 0:11:13] } 31... Bf6?? { [%eval 6.76] } { Blunder. h6 was best. } { [%clk 0:10:01] } 32. Bd3?? { [%eval -0.58] } { Blunder. e5 was best. } { [%clk 0:10:25] } 32... Qe8 { [%eval -0.58] [%clk 0:09:56] } 33. Re1? { [%eval -1.93] } { Mistake. Qd6 was best. } { [%clk 0:10:08] } 33... Be5?! { [%eval -1.37] } { Inaccuracy. Qe5 was best. } { [%clk 0:09:55] } 34. Qh3 { [%eval -1.21] [%clk 0:09:56] } 34... Rc8? { [%eval -0.08] } { Mistake. Qd8 was best. } { [%clk 0:09:55] } 35. Qh4?? { [%eval -1.68] } { Blunder. f6 was best. } { [%clk 0:09:35] } 35... f6 { [%eval -1.37] [%clk 0:09:32] } 36. Rh1 { [%eval -0.77] [%clk 0:09:16] } 36... h6 { [%eval -0.97] [%clk 0:09:34] } 37. Qg4 { [%eval -1.28] [%clk 0:08:16] } 37... Rc3 { [%eval -1.32] [%clk 0:09:30] } 38. Kb2 { [%eval -1.35] [%clk 0:08:05] } 38... Qf7 { [%eval -1.31] [%clk 0:09:16] } 39. Rh3 { [%eval -0.99] [%clk 0:06:22] } 39... Qc7 { [%eval -0.96] [%clk 0:08:36] } 40. Qg6?? { [%eval -10.85] } { Blunder. Qd1 was best. } { [%clk 0:05:37] } 40... Qd7?? { [%eval -1.27] } { Blunder. Rxc2+ was best. } { [%clk 0:07:27] } 41. Rh1? { [%eval -2.49] } { Mistake. Qh5 was best. } { [%clk 0:05:08] } 41... Qc8 { [%eval -2.54] [%clk 0:07:00] } 42. Qf7?? { [%eval -5.91] } { Blunder. Kb1 was best. } { [%clk 0:05:02] } 42... Rxd3?? { [%eval 0.0] } { Blunder. Rxc2+ was best. } { [%clk 0:06:41] } 43. cxd3 { [%eval 0.0] [%clk 0:04:22] } 43... Qc3+ { [%eval 0.0] [%clk 0:06:41] } 44. Kb1?? { [%eval -8.68] } { Blunder. Ka2 was best. } { [%clk 0:03:58] } 44... Qxd3+ { [%eval -8.4] [%clk 0:06:44] } 45. Kc1? { [%eval #-15] } { Checkmate is now unavoidable. Ka1 was best. } { [%clk 0:03:43] } 45... Qxa3+? { [%eval -9.28] } { Lost forced checkmate sequence. Qe3+ was best. } { [%clk 0:06:37] } 46. Kc2 { [%eval -11.04] [%clk 0:03:29] } 46... Qc3+ { [%eval -9.37] [%clk 0:06:34] } 47. Kb1 { [%eval -8.97] [%clk 0:03:20] } 47... Qxb4+ { [%eval -8.61] [%clk 0:06:35] } 48. Ka2 { [%eval -8.42] [%clk 0:02:57] } 48... Qd2+ { [%eval -8.62] [%clk 0:06:09] } 49. Kb1 { [%eval -8.46] [%clk 0:02:47] } 49... Qd3+ { [%eval -8.77] [%clk 0:05:46] } 50. Ka2? { [%eval #-2] } { Checkmate is now unavoidable. Ka1 was best. } { [%clk 0:02:45] } 50... Qc2+ { [%eval #-1] [%clk 0:05:37] } 51. Ka3 { [%eval #-1] [%clk 0:02:40] } 51... Bd6# { [%clk 0:05:38] } 0-1