Event: Asian Amateur Chess Championship - Open
Site: Oman
Date: 2021-11-16
White: Lau, Great Boyou
Black: Obeid, Omar
Result: 0-1
ECO: B22
Opening: Sicilian Defense: Alapin Variation, Barmen Defense, Central Exchange
Variant: Standard

1. e4 { [%eval 0.23] [%clk 0:14:50] } 1... c5 { [%eval 0.32] [%clk 0:12:41] } 2. c3 { [%eval 0.0] [%clk 0:14:51] } 2... d5 { [%eval 0.16] [%clk 0:12:32] } 3. exd5 { [%eval 0.17] [%clk 0:14:49] } 3... Qxd5 { [%eval 0.18] [%clk 0:12:34] } 4. d4 { [%eval 0.11] [%clk 0:14:40] } 4... cxd4 { [%eval 0.12] [%clk 0:12:37] } 5. cxd4 { [%eval 0.0] [%clk 0:14:42] } 5... Nc6?! { [%eval 0.54] } { Inaccuracy. Nf6 was best. } { [%clk 0:12:38] } 6. Nf3 { [%eval 0.19] [%clk 0:14:40] } 6... Bg4 { [%eval 0.5] [%clk 0:12:40] } 7. Nc3 { [%eval 0.41] [%clk 0:14:38] } 7... Qd8?? { [%eval 5.18] } { Blunder. Bxf3 was best. } { [%clk 0:12:28] } 8. d5 { [%eval 4.32] [%clk 0:14:29] } 8... Ne5? { [%eval 10.87] } { Mistake. Bxf3 was best. } { [%clk 0:12:19] } 9. Nxe5 { [%eval 10.84] [%clk 0:14:16] } 9... Bxd1 { [%eval 11.07] [%clk 0:12:20] } 10. Bb5+ { [%eval 11.24] [%clk 0:14:16] } 10... Qd7 { [%eval 11.06] [%clk 0:12:23] } 11. Bxd7+ { [%eval 10.92] [%clk 0:14:18] } 11... Kd8 { [%eval 11.07] [%clk 0:12:26] } 12. Nxf7+ { [%eval 10.53] [%clk 0:14:21] } 12... Kxd7 { [%eval 10.37] [%clk 0:12:29] } 13. Nxh8 { [%eval 8.46] [%clk 0:14:24] } 13... Bh5 { [%eval 8.55] [%clk 0:12:32] } 14. h3 { [%eval 8.14] [%clk 0:14:08] } 14... Nf6 { [%eval 8.5] [%clk 0:12:34] } 15. g4 { [%eval 8.38] [%clk 0:14:10] } 15... Be8 { [%eval 8.46] [%clk 0:12:37] } 16. g5 { [%eval 8.38] [%clk 0:14:06] } 16... Nh5 { [%eval 8.43] [%clk 0:12:37] } 17. Rg1 { [%eval 7.38] [%clk 0:13:43] } 17... g6 { [%eval 7.25] [%clk 0:12:40] } 18. Ne4 { [%eval 6.62] [%clk 0:13:29] } 18... Bg7 { [%eval 6.83] [%clk 0:12:40] } 19. Nc5+ { [%eval 6.93] [%clk 0:13:23] } 19... Kc8 { [%eval 6.57] [%clk 0:12:40] } 20. Rg4 { [%eval 6.71] [%clk 0:13:13] } 20... b6 { [%eval 6.6] [%clk 0:12:25] } 21. Ne6 { [%eval 6.66] [%clk 0:12:54] } 21... Bxh8 { [%eval 6.53] [%clk 0:12:26] } 22. Rc4+ { [%eval 6.7] [%clk 0:12:49] } 22... Kb7 { [%eval 8.82] [%clk 0:12:28] } 23. Rc7+ { [%eval 8.69] [%clk 0:12:36] } 23... Ka6 { [%eval 8.59] [%clk 0:12:30] } 24. Rxe7 { [%eval 8.78] [%clk 0:12:36] } 24... Be5 { [%eval 8.37] [%clk 0:12:00] } 25. Rxh7 { [%eval 8.0] [%clk 0:12:17] } 25... Rc8 { [%eval 8.54] [%clk 0:11:52] } 26. Rh6 { [%eval 6.62] [%clk 0:12:06] } 26... Rc2 { [%eval 7.12] [%clk 0:11:36] } 27. Rh8?? { [%eval -3.88] } { Blunder. Rh7 was best. } { [%clk 0:11:19] } 27... Bxh8 { [%eval -4.13] [%clk 0:11:34] } 28. Be3 { [%eval -4.94] [%clk 0:10:56] } 28... Bxb2 { [%eval -4.94] [%clk 0:11:29] } 29. Rd1 { [%eval -5.22] [%clk 0:10:52] } 29... Bb5 { [%eval -5.12] [%clk 0:11:30] } 30. d6?! { [%eval -8.92] } { Inaccuracy. Rd2 was best. } { [%clk 0:10:47] } 30... Re2+ { [%eval -8.9] [%clk 0:11:32] } 31. Kf1 { [%eval -8.62] [%clk 0:10:44] } 31... Rxe3+ { [%eval -8.69] [%clk 0:11:35] } 32. Kg2 { [%eval -8.83] [%clk 0:10:45] } 32... Rxe6 { [%eval -8.67] [%clk 0:11:39] } 33. d7 { [%eval -8.76] [%clk 0:10:47] } 33... Bxd7 { [%eval -8.77] [%clk 0:11:42] } 34. Rxd7 { [%eval -8.59] [%clk 0:10:46] } 34... Nf4+ { [%eval -8.45] [%clk 0:11:38] } 35. Kg3 { [%eval -8.89] [%clk 0:10:46] } 35... Ne2+ { [%eval -8.39] [%clk 0:11:39] } 36. Kf3 { [%eval -8.87] [%clk 0:10:48] } 36... Nd4+ { [%eval -8.69] [%clk 0:11:41] } 37. Kg2 { [%eval -8.3] [%clk 0:10:47] } 37... Nf5 { [%eval -8.77] [%clk 0:11:39] } 38. Kf3 { [%eval -9.13] [%clk 0:10:30] } 38... Rd6 { [%eval -8.23] [%clk 0:11:37] } 39. Rc7 { [%eval -9.03] [%clk 0:10:17] } 39... Rd3+ { [%eval -9.03] [%clk 0:11:40] } 40. Kg4 { [%eval -8.9] [%clk 0:10:14] } 40... Rd2 { [%eval -8.85] [%clk 0:11:39] } 41. Rc6 { [%eval -9.5] [%clk 0:10:10] } 41... Rxf2 { [%eval -9.61] [%clk 0:11:40] } 42. Rxg6 { [%eval -9.62] [%clk 0:10:06] } 42... Ne3+ { [%eval -7.21] [%clk 0:11:38] } 43. Kg3 { [%eval -7.45] [%clk 0:09:54] } 43... Rc2 { [%eval -7.01] [%clk 0:11:33] } 44. h4 { [%eval -7.53] [%clk 0:09:47] } 44... Rc4 { [%eval -7.15] [%clk 0:11:20] } 45. h5 { [%eval -7.63] [%clk 0:09:39] } 45... Nf5+ { [%eval -7.24] [%clk 0:11:15] } 46. Kf3 { [%eval -12.61] [%clk 0:09:21] } 46... Nh4+ { [%eval -12.8] [%clk 0:11:18] } 47. Ke3 { [%eval -12.67] [%clk 0:09:11] } 47... Nxg6 { [%eval -60.15] [%clk 0:11:21] } 48. h6 { [%eval -64.29] [%clk 0:09:04] } 48... Ra4 { [%eval -64.49] [%clk 0:11:21] } 49. h7 { [%eval -67.11] [%clk 0:09:03] } 49... Rxa2 { [%eval -71.21] [%clk 0:11:24] } 50. Ke4?! { [%eval #-33] } { Checkmate is now unavoidable. Kf3 was best. } { [%clk 0:09:02] } 50... Bh8?! { [%eval -73.44] } { Lost forced checkmate sequence. Ra5 was best. } { [%clk 0:11:21] } 51. Kf5 { [%eval -85.97] [%clk 0:09:01] } 51... Nf8 { [%eval #-27] [%clk 0:11:24] } 52. g6 { [%eval #-18] [%clk 0:08:56] } 52... Nxg6 { [%eval #-13] [%clk 0:11:27] } 53. Kxg6 { [%eval #-12] [%clk 0:08:54] } 53... b5 { [%eval #-11] [%clk 0:11:30] } 54. Kf7 { [%eval #-10] [%clk 0:08:55] } 54... b4 { [%eval #-9] [%clk 0:11:33] } 55. Kg8 { [%eval #-9] [%clk 0:08:56] } 55... Bd4 { [%eval #-8] [%clk 0:11:37] } 56. h8=Q { [%eval #-8] [%clk 0:08:50] } 56... Bxh8 { [%eval #-7] [%clk 0:11:40] } 57. Kxh8 { [%eval #-5] [%clk 0:08:53] } 57... b3 { [%eval #-5] [%clk 0:11:43] } 58. Kg7 { [%eval #-5] [%clk 0:08:51] } 58... b2 { [%eval #-5] [%clk 0:11:46] } 59. Kf6 { [%eval #-5] [%clk 0:08:54] } 59... b1=Q { [%eval #-4] [%clk 0:11:45] } 60. Ke5 { [%eval #-4] [%clk 0:08:57] } 60... Rd2 { [%eval #-4] [%clk 0:11:48] } 61. Kf6 { [%eval #-4] [%clk 0:08:58] } 61... Re2 { [%eval #-3] [%clk 0:11:47] } 62. Kg7 { [%eval #-3] [%clk 0:08:58] } 62... Rf2 { [%eval #-2] [%clk 0:11:50] } 63. Kh6 { [%eval #-2] [%clk 0:08:59] } 63... Rg2 { [%eval #-1] [%clk 0:11:54] } 64. Kh5 { [%eval #-1] [%clk 0:08:59] } 64... Qh7# { [%clk 0:11:53] } 0-1