Event: Round 2: Yao, Lan - David, Alberto
Date: 2024-08-10
White: Yao, Lan
WhiteTitle: WGM
WhiteElo: 2296
Black: David, Alberto
BlackTitle: GM
BlackElo: 2507
Result: 0-1
ECO: B17
Opening: Caro-Kann Defense: Karpov Variation, Modern Main Line
Variant: Standard

1. e4 { [%eval 0.15] [%clk 1:30:57] } 1... c6 { [%eval 0.27] [%clk 1:30:55] } 2. d4 { [%eval 0.22] [%clk 1:31:24] } 2... d5 { [%eval 0.34] [%clk 1:31:22] } 3. Nd2 { [%eval 0.23] [%clk 1:31:50] } 3... dxe4 { [%eval 0.27] [%clk 1:31:46] } 4. Nxe4 { [%eval 0.28] [%clk 1:32:16] } 4... Nd7 { [%eval 0.4] [%clk 1:32:02] } 5. Ng5 { [%eval 0.2] [%clk 1:32:39] } 5... Ngf6 { [%eval 0.41] [%clk 1:32:13] } 6. Bd3 { [%eval 0.46] [%clk 1:32:58] } 6... e6 { [%eval 0.33] [%clk 1:32:26] } 7. N1f3 { [%eval 0.44] [%clk 1:33:19] } 7... Bd6 { [%eval 0.3] [%clk 1:32:41] } 8. Qe2 { [%eval 0.33] [%clk 1:33:42] } 8... h6 { [%eval 0.35] [%clk 1:32:48] } 9. Ne4 { [%eval 0.33] [%clk 1:34:08] } 9... Nxe4 { [%eval 0.44] [%clk 1:33:14] } 10. Qxe4 { [%eval 0.45] [%clk 1:34:36] } 10... Qc7 { [%eval 0.48] [%clk 1:33:19] } 11. Qh4 { [%eval 0.02] [%clk 1:34:11] } 11... b6 { [%eval 0.11] [%clk 1:22:34] } 12. a4 { [%eval -0.2] [%clk 1:25:22] } 12... Bb7 { [%eval -0.24] [%clk 1:18:42] } 13. a5 { [%eval -0.22] [%clk 1:22:42] } 13... c5 { [%eval -0.19] [%clk 1:17:45] } 14. dxc5 { [%eval -0.64] [%clk 1:17:12] } 14... bxc5 { [%eval -0.51] [%clk 1:01:39] } 15. Bd2 { [%eval -0.84] [%clk 1:12:05] } 15... Rb8 { [%eval -0.88] [%clk 0:59:56] } 16. Bc3 { [%eval -0.99] [%clk 0:54:30] } 16... Bxf3 { [%eval -0.99] [%clk 0:57:46] } 17. gxf3 { [%eval -0.99] [%clk 0:54:47] } 17... Be5 { [%eval -1.0] [%clk 0:58:00] } 18. O-O { [%eval -0.99] [%clk 0:48:39] } 18... g5 { [%eval -1.15] [%clk 0:43:10] } 19. Qa4 { [%eval -1.57] [%clk 0:41:51] } 19... Bxc3 { [%eval -1.43] [%clk 0:42:49] } 20. bxc3 { [%eval -1.5] [%clk 0:42:16] } 20... Ke7 { [%eval -1.46] [%clk 0:43:07] } 21. Rab1 { [%eval -1.82] [%clk 0:37:11] } 21... Rhg8 { [%eval -1.75] [%clk 0:31:21] } 22. Rfe1 { [%eval -1.68] [%clk 0:27:24] } 22... Ne5 { [%eval -1.57] [%clk 0:25:32] } 23. Qe4 { [%eval -1.62] [%clk 0:20:10] } 23... Rxb1?! { [%eval -0.71] } { Inaccuracy. f5 was best. } { [%clk 0:23:05] } 24. Rxb1 { [%eval -1.03] [%clk 0:20:35] } 24... Rb8?! { [%eval -0.28] } { Inaccuracy. f5 was best. } { [%clk 0:23:32] } 25. Rxb8 { [%eval -0.32] [%clk 0:17:15] } 25... Qxb8 { [%eval -0.31] [%clk 0:23:58] } 26. a6?! { [%eval -1.31] } { Inaccuracy. f4 was best. } { [%clk 0:15:22] } 26... f5 { [%eval -1.45] [%clk 0:23:45] } 27. Qe3 { [%eval -1.17] [%clk 0:14:09] } 27... Qd6 { [%eval -1.22] [%clk 0:22:27] } 28. Be2 { [%eval -1.04] [%clk 0:10:18] } 28... Ng6 { [%eval -0.86] [%clk 0:19:40] } 29. Bf1 { [%eval -1.06] [%clk 0:09:30] } 29... Kf6 { [%eval -1.18] [%clk 0:13:44] } 30. Qc1 { [%eval -1.43] [%clk 0:08:28] } 30... Qd5 { [%eval -1.44] [%clk 0:09:45] } 31. Qb2? { [%eval -3.29] } { Mistake. Qb1 was best. } { [%clk 0:05:04] } 31... Nh4 { [%eval -2.91] [%clk 0:05:25] } 32. Qb8?! { [%eval -3.92] } { Inaccuracy. f4 was best. } { [%clk 0:02:51] } 32... Nxf3+ { [%eval -4.49] [%clk 0:04:56] } 33. Kh1 { [%eval -4.67] [%clk 0:03:14] } 33... Nh4+ { [%eval -4.35] [%clk 0:02:04] } 34. Kg1 { [%eval -3.6] [%clk 0:03:40] } 34... Nf3+ { [%eval -4.11] [%clk 0:01:19] } 35. Kh1 { [%eval -4.62] [%clk 0:04:06] } 35... g4 { [%eval -4.27] [%clk 0:01:06] } 36. Qf8+ { [%eval -3.9] [%clk 0:01:55] } 36... Kg6 { [%eval -4.29] [%clk 0:00:58] } 37. Qe8+ { [%eval -4.88] [%clk 0:01:19] } 37... Kg5 { [%eval -4.89] [%clk 0:00:46] } 38. Qe7+ { [%eval -5.12] [%clk 0:01:45] } 38... Kf4 { [%eval -4.83] [%clk 0:00:35] } 39. Qxa7?? { [%eval #-9] } { Checkmate is now unavoidable. c4 was best. } { [%clk 0:01:22] } 39... Nh4+ { [%eval #-10] [%clk 0:00:52] } 40. Kg1 { [%eval #-10] [%clk 0:01:49] } 40... Nf3+ { [%eval #-9] [%clk 0:01:19] } 41. Kh1 { [%eval #-9] [%clk 0:02:16] } 41... Ng5+ { [%eval #-8] [%clk 0:01:17] } 42. Kg1 { [%eval #-8] [%clk 0:02:26] } 42... Nh3+ { [%eval #-7] [%clk 0:01:27] } 43. Bxh3 { [%eval #-7] [%clk 0:01:56] } 43... gxh3 { [%eval #-6] [%clk 0:01:56] } 44. f3 { [%eval #-4] [%clk 0:00:33] } 44... Ke5 { [%eval #-3] } 0-1