Event: Round 4: Karl Dehmelt - Andrew Tang
Date: 2023-08-03
White: Karl Dehmelt
Black: Andrew Tang
Result: 0-1
ECO: C69
Opening: Ruy Lopez: Exchange Variation, King's Bishop Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:40:56] } 1... e5 { [%eval 0.35] [%clk 1:33:46] } 2. Nf3 { [%eval 0.29] [%clk 1:40:57] } 2... Nc6 { [%eval 0.32] [%clk 1:33:48] } 3. Bb5 { [%eval 0.34] [%clk 1:40:23] } 3... a6 { [%eval 0.37] [%clk 1:33:21] } 4. Bxc6 { [%eval 0.0] [%clk 1:40:15] } 4... dxc6 { [%eval 0.0] [%clk 1:33:44] } 5. O-O { [%eval 0.07] [%clk 1:40:42] } 5... Bd6 { [%eval 0.07] [%clk 1:34:05] } 6. d4 { [%eval 0.03] [%clk 1:38:02] } 6... exd4 { [%eval 0.18] [%clk 1:34:28] } 7. Qxd4 { [%eval 0.04] [%clk 1:37:25] } 7... f6 { [%eval 0.0] [%clk 1:34:39] } 8. Be3 { [%eval 0.0] [%clk 1:34:54] } 8... Ne7 { [%eval 0.05] [%clk 1:34:27] } 9. Nbd2 { [%eval 0.06] [%clk 1:31:49] } 9... Be6 { [%eval 0.03] [%clk 1:34:39] } 10. Rad1 { [%eval -0.05] [%clk 1:27:15] } 10... Ng6 { [%eval -0.09] [%clk 1:25:50] } 11. Qc3 { [%eval -0.37] [%clk 1:21:54] } 11... Qe7 { [%eval -0.16] [%clk 1:23:42] } 12. a3 { [%eval -0.15] [%clk 1:21:28] } 12... O-O-O { [%eval -0.17] [%clk 1:21:46] } 13. b4?! { [%eval -0.81] } { Inaccuracy. Nd4 was best. } { [%clk 1:13:36] } 13... Bg4 { [%eval -0.79] [%clk 1:03:14] } 14. Rfe1 { [%eval -0.92] [%clk 1:08:44] } 14... Ne5 { [%eval -0.42] [%clk 0:55:14] } 15. Bd4 { [%eval -0.29] [%clk 1:03:03] } 15... Bh5 { [%eval -0.17] [%clk 0:48:34] } 16. h3 { [%eval -0.3] [%clk 0:58:54] } 16... g5 { [%eval 0.12] [%clk 0:45:59] } 17. g4 { [%eval 0.25] [%clk 0:45:14] } 17... Bg6 { [%eval 0.59] [%clk 0:26:35] } 18. Bxe5 { [%eval 0.56] [%clk 0:43:49] } 18... fxe5 { [%eval 0.44] [%clk 0:18:45] } 19. Qe3? { [%eval -0.83] } { Mistake. Nc4 was best. } { [%clk 0:43:00] } 19... Kb8?! { [%eval 0.01] } { Inaccuracy. h5 was best. } { [%clk 0:18:47] } 20. Nf1? { [%eval -1.28] } { Mistake. c4 was best. } { [%clk 0:42:47] } 20... h5 { [%eval -1.37] [%clk 0:17:15] } 21. Ng3 { [%eval -1.29] [%clk 0:42:34] } 21... hxg4 { [%eval -1.53] [%clk 0:17:28] } 22. hxg4 { [%eval -1.73] [%clk 0:43:00] } 22... Qd7?? { [%eval 1.74] } { Blunder. Qh7 was best. } { [%clk 0:15:33] } 23. Nxe5 { [%eval 1.66] [%clk 0:37:04] } 23... Qh7 { [%eval 1.81] [%clk 0:14:52] } 24. Nxg6 { [%eval 1.81] [%clk 0:31:51] } 24... Qxg6 { [%eval 1.9] [%clk 0:15:12] } 25. e5 { [%eval 1.85] [%clk 0:26:12] } 25... Rde8 { [%eval 1.71] [%clk 0:15:39] } 26. Qd4 { [%eval 1.81] [%clk 0:24:19] } 26... Qg7?? { [%eval 4.16] } { Blunder. Be7 was best. } { [%clk 0:15:39] } 27. Nh5 { [%eval 4.14] [%clk 0:20:14] } 27... Rxh5 { [%eval 4.17] [%clk 0:11:41] } 28. gxh5 { [%eval 4.05] [%clk 0:20:40] } 28... Bxe5 { [%eval 4.83] [%clk 0:10:36] } 29. Qd7? { [%eval 2.6] } { Mistake. h6 was best. } { [%clk 0:16:29] } 29... Qh8 { [%eval 2.52] [%clk 0:09:33] } 30. h6 { [%eval 3.72] [%clk 0:10:59] } 30... Rf8 { [%eval 3.87] [%clk 0:04:09] } 31. h7 { [%eval 4.21] [%clk 0:09:53] } 31... Qf6 { [%eval 3.54] [%clk 0:04:15] } 32. Re2?! { [%eval 2.48] } { Inaccuracy. Rd2 was best. } { [%clk 0:09:26] } 32... Qf4?! { [%eval 3.19] } { Inaccuracy. Qf3 was best. } { [%clk 0:03:45] } 33. Qh3 { [%eval 3.4] [%clk 0:08:21] } 33... Bd4 { [%eval 3.18] [%clk 0:03:59] } 34. Rxd4?! { [%eval 2.22] } { Inaccuracy. Kg2 was best. } { [%clk 0:02:56] } 34... Qxd4 { [%eval 2.16] [%clk 0:04:23] } 35. Qe6 { [%eval 2.03] [%clk 0:03:05] } 35... Rh8 { [%eval 2.32] [%clk 0:03:47] } 36. Qg8+ { [%eval 2.71] [%clk 0:01:26] } 36... Ka7 { [%eval 2.5] [%clk 0:04:16] } 37. Re8 { [%eval 3.28] [%clk 0:01:16] } 37... Qg4+ { [%eval 3.39] [%clk 0:04:05] } 38. Kf1 { [%eval 3.57] [%clk 0:01:34] } 38... Qh3+ { [%eval 4.31] [%clk 0:04:29] } 39. Ke2?? { [%eval -5.19] } { Blunder. Ke1 was best. } { [%clk 0:01:38] } 39... Qh5+ { [%eval -5.11] [%clk 0:04:24] } 0-1