Event: 34th Annual North American Open
Site: https://www.chesstour.com/nao24.htm
Date: 2024-12-27
White: Yim, Sung Ho
WhiteTitle: FM
WhiteElo: 2309
Black: Heimann, Mark
BlackTitle: IM
BlackElo: 2459
Result: 0-1
ECO: E36
Opening: Nimzo-Indian Defense: Classical Variation, Noa Variation
Variant: Standard

1. d4 { [%eval 0.17] } 1... Nf6 { [%eval 0.19] } 2. c4 { [%eval 0.18] } 2... e6 { [%eval 0.11] } 3. Nc3 { [%eval 0.17] } 3... Bb4 { [%eval 0.09] } 4. Qc2 { [%eval 0.07] } 4... d5 { [%eval 0.03] } 5. a3 { [%eval 0.12] } 5... Bxc3+ { [%eval 0.11] } 6. Qxc3 { [%eval 0.07] } 6... c5 { [%eval 0.33] } 7. dxc5 { [%eval 0.46] } 7... d4 { [%eval 0.44] } 8. Qg3 { [%eval 0.46] } 8... O-O { [%eval 0.59] } 9. Bh6 { [%eval 0.63] } 9... Ne8 { [%eval 0.53] } 10. Nf3 { [%eval 0.58] } 10... Nc6 { [%eval 0.94] [%clk 1:26:05] } 11. b4?! { [%eval 0.02] } { Inaccuracy. O-O-O was best. } { [%clk 1:20:06] } 11... e5 { [%eval 0.0] [%clk 1:21:47] } 12. e4 { [%eval 0.0] [%clk 1:01:32] } 12... f5 { [%eval 0.0] [%clk 1:20:41] } 13. Bg5 { [%eval 0.0] [%clk 0:58:22] } 13... Nf6 { [%eval 0.0] [%clk 1:19:45] } 14. Nd2 { [%eval -0.45] [%clk 0:38:09] } 14... a5?! { [%eval 0.14] } { Inaccuracy. f4 was best. } { [%clk 1:17:37] } 15. b5 { [%eval 0.14] [%clk 0:37:03] } 15... f4 { [%eval 0.22] [%clk 1:17:08] } 16. Qd3 { [%eval 0.29] [%clk 0:34:18] } 16... Nb8 { [%eval 0.26] [%clk 1:16:46] } 17. a4 { [%eval 0.33] [%clk 0:33:00] } 17... Be6 { [%eval 0.47] [%clk 1:14:51] } 18. Qa3 { [%eval 0.0] [%clk 0:29:53] } 18... Nbd7?! { [%eval 0.73] } { Inaccuracy. h6 was best. } { [%clk 1:12:43] } 19. c6 { [%eval 0.7] [%clk 0:25:11] } 19... bxc6 { [%eval 0.78] [%clk 1:13:04] } 20. Qd6 { [%eval 0.72] [%clk 0:22:47] } 20... Re8 { [%eval 1.04] [%clk 1:05:56] } 21. c5 { [%eval 1.07] [%clk 0:16:26] } 21... h6 { [%eval 1.08] [%clk 0:56:50] } 22. Bxf6 { [%eval 1.13] [%clk 0:15:08] } 22... Qxf6?! { [%eval 1.73] } { Inaccuracy. Nxf6 was best. } { [%clk 0:55:42] } 23. bxc6 { [%eval 1.71] [%clk 0:14:55] } 23... Nf8 { [%eval 1.54] [%clk 0:55:56] } 24. c7 { [%eval 1.68] [%clk 0:14:39] } 24... Qf7?! { [%eval 2.88] } { Inaccuracy. Re7 was best. } { [%clk 0:53:03] } 25. Rb1 { [%eval 2.79] [%clk 0:12:14] } 25... Rac8 { [%eval 2.72] [%clk 0:49:31] } 26. Rb8 { [%eval 2.71] [%clk 0:08:16] } 26... Qd7 { [%eval 2.42] [%clk 0:49:34] } 27. Ba6?? { [%eval 0.0] } { Blunder. Rb7 was best. } { [%clk 0:07:53] } 27... Qxd6 { [%eval 0.0] [%clk 0:49:52] } 28. cxd6 { [%eval 0.0] } 28... Rxb8 { [%eval 0.0] [%clk 0:50:17] } 29. cxb8=Q { [%eval 0.0] [%clk 0:08:29] } 29... Rxb8 { [%eval 0.0] [%clk 0:50:42] } 30. Ke2 { [%eval 0.04] [%clk 0:07:27] } 30... Rb6 { [%eval 0.1] [%clk 0:50:36] } 31. Bc4 { [%eval 0.0] [%clk 0:07:22] } 31... Rxd6 { [%eval 0.0] [%clk 0:51:01] } 32. Rb1 { [%eval -0.05] [%clk 0:07:45] } 32... Rc6 { [%eval -0.11] [%clk 0:49:56] } 33. Bxe6+ { [%eval -0.12] [%clk 0:06:58] } 33... Nxe6 { [%eval -0.22] [%clk 0:50:20] } 34. Rb5 { [%eval -0.23] [%clk 0:07:07] } 34... Rc5 { [%eval -0.12] [%clk 0:49:36] } 35. Rb7?? { [%eval -2.09] } { Blunder. Kd1 was best. } { [%clk 0:06:54] } 35... Rc3 { [%eval -1.99] [%clk 0:49:21] } 36. Re7? { [%eval -4.19] } { Mistake. Rb3 was best. } { [%clk 0:07:05] } 36... d3+ { [%eval -4.3] [%clk 0:49:36] } 37. Kd1 { [%eval -4.2] [%clk 0:07:20] } 37... Nc5 { [%eval -4.11] [%clk 0:49:50] } 38. Rxe5?! { [%eval -6.23] } { Inaccuracy. Re8+ was best. } { [%clk 0:07:39] } 38... Nxa4 { [%eval -6.87] [%clk 0:50:14] } 39. Rb5 { [%eval -6.92] [%clk 0:07:26] } 39... Rc2 { [%eval -6.9] [%clk 0:50:37] } 40. Rb8+ { [%eval -6.84] [%clk 0:07:44] } 40... Kh7 { [%eval -6.48] [%clk 0:51:02] } 0-1