Event: Hong Kong International Open Chess Championship 2023
Site: St. Benedict School, Choi Hung, Kowloon, Hong Kong
Date: 2023-12-27
White: Yu, Kaiyi
WhiteElo: 1551
Black: Ding, Defangheng
Result: 1-0
ECO: B22
Opening: Sicilian Defense: Alapin Variation, Stoltz Attack
Variant: Standard

1. e4 { [%eval 0.2] [%clk 1:30:50] } 1... c5 { [%eval 0.33] } 2. Nf3 { [%eval 0.17] } 2... Nc6 { [%eval 0.29] } 3. c3 { [%eval 0.1] } 3... Nf6 { [%eval 0.31] } 4. e5 { [%eval 0.02] } 4... Nd5 { [%eval 0.13] } 5. Bc4 { [%eval 0.0] } 5... Nb6 { [%eval 0.12] } 6. Bb3 { [%eval 0.05] } 6... d5 { [%eval 0.05] } 7. exd6 { [%eval 0.0] } 7... exd6 { [%eval 0.37] } 8. O-O { [%eval 0.32] } 8... Be7 { [%eval 0.28] } 9. h3 { [%eval 0.16] } 9... O-O { [%eval 0.19] [%clk 1:27:10] } 10. d4 { [%eval 0.12] [%clk 1:27:50] } 10... Bf5 { [%eval 0.13] [%clk 1:27:10] } 11. Be3 { [%eval 0.08] [%clk 1:24:19] } 11... Rc8 { [%eval 0.22] [%clk 1:26:34] } 12. Nbd2 { [%eval 0.12] [%clk 1:20:22] } 12... Bg6 { [%eval 0.23] [%clk 1:26:32] } 13. Re1 { [%eval 0.28] [%clk 1:16:08] } 13... Re8 { [%eval 0.29] [%clk 1:25:05] } 14. Nf1 { [%eval 0.19] [%clk 1:10:33] } 14... c4 { [%eval 0.33] [%clk 1:22:50] } 15. Bc2 { [%eval 0.27] [%clk 1:07:39] } 15... d5 { [%eval 0.5] [%clk 1:23:01] } 16. Bxg6 { [%eval 0.54] [%clk 1:03:43] } 16... hxg6 { [%eval 0.53] [%clk 1:22:35] } 17. Bf4 { [%eval 0.5] [%clk 1:03:52] } 17... Bf6 { [%eval 0.6] [%clk 1:21:12] } 18. Ne3 { [%eval 0.36] [%clk 1:03:37] } 18... Re6 { [%eval 0.54] [%clk 1:18:38] } 19. Nd2 { [%eval 0.28] [%clk 1:00:12] } 19... a6 { [%eval 0.41] [%clk 1:17:27] } 20. Qf3 { [%eval 0.16] [%clk 0:58:23] } 20... Bg5?! { [%eval 0.88] } { Inaccuracy. Qd7 was best. } { [%clk 1:13:40] } 21. g3?! { [%eval 0.14] } { Inaccuracy. Bxg5 was best. } { [%clk 0:53:30] } 21... Bxf4 { [%eval 0.12] [%clk 1:09:46] } 22. Qxf4 { [%eval 0.15] [%clk 0:53:30] } 22... Ne7 { [%eval 0.32] [%clk 1:06:51] } 23. Ng4 { [%eval 0.19] [%clk 0:49:27] } 23... Rxe1+ { [%eval 0.1] } 24. Rxe1 { [%eval 0.13] [%clk 0:49:32] } 24... Nf5 { [%eval 0.66] [%clk 1:07:24] } 25. Ne5 { [%eval 0.19] [%clk 0:48:20] } 25... Qf6 { [%eval 0.4] [%clk 1:07:51] } 26. g4 { [%eval 0.26] [%clk 0:44:22] } 26... Nd6 { [%eval 0.19] [%clk 1:03:53] } 27. Qg3 { [%eval 0.15] [%clk 0:44:10] } 27... Re8 { [%eval 0.14] [%clk 1:02:58] } 28. Re3 { [%eval -0.12] [%clk 0:43:17] } 28... Qd8 { [%eval 0.0] [%clk 1:01:47] } 29. f4 { [%eval -0.31] [%clk 0:38:35] } 29... Qc8 { [%eval -0.16] [%clk 1:01:47] } 30. Qf3 { [%eval -0.09] [%clk 0:37:01] } 30... a5 { [%eval 0.06] [%clk 1:01:03] } 31. Re2 { [%eval -0.04] [%clk 0:34:09] } 31... Qe6 { [%eval 0.21] [%clk 1:01:03] } 32. Kf2 { [%eval -0.16] [%clk 0:33:08] } 32... Qf6 { [%eval 0.06] [%clk 1:00:51] } 33. Nf1 { [%eval 0.08] [%clk 0:32:28] } 33... Qh4+?! { [%eval 0.82] } { Inaccuracy. g5 was best. } { [%clk 0:58:47] } 34. Kg2 { [%eval 0.53] [%clk 0:32:23] } 34... Qf6?! { [%eval 1.09] } { Inaccuracy. g5 was best. } { [%clk 0:55:25] } 35. Ne3 { [%eval 1.21] [%clk 0:30:12] } 35... Ne4 { [%eval 1.38] [%clk 0:52:23] } 36. Nxd5 { [%eval 1.2] [%clk 0:29:43] } 36... Nxd5 { [%eval 1.38] [%clk 0:52:23] } 37. Rxe4 { [%eval 1.46] [%clk 0:29:57] } 37... Qa6 { [%eval 1.39] [%clk 0:52:33] } 38. Re2 { [%eval 1.48] [%clk 0:10:14] } 38... Rd8 { [%eval 1.62] [%clk 0:52:38] } 39. Qe4? { [%eval 0.39] } { Mistake. h4 was best. } { [%clk 0:09:45] } 39... a4? { [%eval 1.74] } { Mistake. b5 was best. } { [%clk 0:51:49] } 40. a3 { [%eval 1.72] [%clk 0:08:29] } 40... Nf6 { [%eval 2.14] [%clk 0:50:59] } 41. Qf3 { [%eval 2.08] [%clk 0:08:40] } 41... Nd5 { [%eval 2.19] [%clk 0:51:27] } 42. Kg3 { [%eval 1.92] [%clk 0:07:46] } 42... Qb5 { [%eval 2.23] [%clk 0:51:29] } 43. Qf1?! { [%eval 1.59] } { Inaccuracy. h4 was best. } { [%clk 0:07:11] } 43... Qa6 { [%eval 1.94] [%clk 0:51:21] } 44. f5?! { [%eval 0.89] } { Inaccuracy. Qf3 was best. } { [%clk 0:07:03] } 44... g5 { [%eval 0.96] [%clk 0:51:32] } 45. Nxc4 { [%eval 0.82] [%clk 0:05:32] } 45... Qh6 { [%eval 0.95] [%clk 0:51:19] } 46. Kh2 { [%eval 0.84] [%clk 0:04:52] } 46... Nf4 { [%eval 1.01] [%clk 0:51:21] } 47. Re5 { [%eval 0.54] [%clk 0:04:30] } 47... Qc6 { [%eval 0.26] [%clk 0:50:56] } 48. Nd2 { [%eval 0.0] [%clk 0:04:09] } 48... f6 { [%eval 0.0] [%clk 0:50:51] } 49. Re3 { [%eval 0.03] [%clk 0:04:36] } 49... Qd5?? { [%eval 2.31] } { Blunder. Qb6 was best. } { [%clk 0:50:41] } 50. Qc4 { [%eval 2.46] [%clk 0:04:50] } 50... Kf7 { [%eval 3.08] [%clk 0:50:48] } 51. Qxd5+ { [%eval 3.05] [%clk 0:05:16] } 51... Rxd5 { [%eval 3.18] [%clk 0:51:08] } 52. Nc4 { [%eval 2.53] [%clk 0:05:24] } 52... g6?! { [%eval 3.51] } { Inaccuracy. b5 was best. } { [%clk 0:51:16] } 53. fxg6+ { [%eval 3.5] [%clk 0:05:25] } 53... Nxg6 { [%eval 3.66] [%clk 0:51:32] } 54. Kg3 { [%eval 3.0] [%clk 0:05:46] } 54... Nh4?! { [%eval 4.0] } { Inaccuracy. Rd8 was best. } { [%clk 0:51:43] } 55. Re2 { [%eval 3.28] [%clk 0:05:38] } 55... Ng6 { [%eval 3.6] [%clk 0:51:45] } 56. Nb6 { [%eval 3.43] [%clk 0:04:57] } 56... Ra5 { [%eval 4.1] [%clk 0:52:00] } 57. Re4?! { [%eval 3.14] } { Inaccuracy. c4 was best. } { [%clk 0:04:49] } 57... Ra6 { [%eval 3.15] [%clk 0:52:03] } 58. Nc4 { [%eval 2.84] [%clk 0:04:47] } 58... Ne7 { [%eval 3.55] } 59. h4 { [%eval 3.55] [%clk 0:05:16] } 59... gxh4+ { [%eval 3.47] [%clk 0:52:06] } 60. Kxh4 { [%eval 3.47] [%clk 0:05:39] } 60... Nd5 { [%eval 3.92] [%clk 0:51:26] } 61. Kg3 { [%eval 3.99] [%clk 0:05:57] } 61... Nc7 { [%eval 3.86] [%clk 0:51:36] } 62. Kf3 { [%eval 3.85] [%clk 0:05:35] } 62... Rc6 { [%eval 4.1] [%clk 0:51:35] } 63. Ne3 { [%eval 3.98] [%clk 0:05:36] } 63... Rb6 { [%eval 4.16] [%clk 0:51:56] } 64. Nd1 { [%eval 3.64] [%clk 0:05:13] } 64... Nd5 { [%eval 3.96] [%clk 0:52:00] } 65. Ke2 { [%eval 3.82] [%clk 0:05:22] } 65... Kg6 { [%eval 4.19] [%clk 0:50:22] } 66. c4 { [%eval 4.16] [%clk 0:04:54] } 66... Nc7 { [%eval 4.32] [%clk 0:49:59] } 67. Kd3 { [%eval 4.38] [%clk 0:04:59] } 67... Rb3+ { [%eval 4.48] [%clk 0:49:57] } 68. Kc2 { [%eval 4.75] [%clk 0:05:16] } 68... Rb6 { [%eval 5.05] [%clk 0:49:52] } 69. Nc3 { [%eval 5.04] [%clk 0:05:31] } 69... f5 { [%eval 5.29] [%clk 0:49:24] } 70. gxf5+ { [%eval 5.32] [%clk 0:05:50] } 70... Kxf5 { [%eval 5.31] [%clk 0:49:44] } 71. Re5+ { [%eval 5.31] [%clk 0:05:58] } 71... Kf4 { [%eval 5.53] [%clk 0:49:46] } 72. Nxa4 { [%eval 5.59] [%clk 0:06:08] } 72... Rd6 { [%eval 5.67] [%clk 0:49:57] } 73. Kc3 { [%eval 5.64] [%clk 0:05:38] } 73... Ne6 { [%eval 5.75] [%clk 0:49:33] } 74. Rd5 { [%eval 5.58] [%clk 0:05:26] } 74... Rc6 { [%eval 5.81] [%clk 0:49:06] } 75. Nc5 { [%eval 5.71] [%clk 0:05:36] } 75... Nc7 { [%eval 5.85] [%clk 0:49:31] } 76. Rd7 { [%eval 5.67] [%clk 0:05:42] } 76... b6 { [%eval 7.4] [%clk 0:49:40] } 77. Rxc7 { [%eval 7.36] [%clk 0:06:06] } 1-0