Event: 33rd Annual North American Open
Site: https://chessevents.com/event/northamerican/2023
Date: 2023-12-30
White: Eric Chang Liu
WhiteTitle: FM
WhiteElo: 2332
Black: Mikhail Antipov
BlackTitle: GM
BlackElo: 2607
Result: 1/2-1/2
ECO: B90
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard

1. e4 { [%eval 0.2] } 1... c5 { [%eval 0.33] } 2. Nf3 { [%eval 0.17] } 2... d6 { [%eval 0.0] } 3. d4 { [%eval 0.25] } 3... cxd4 { [%eval 0.13] } 4. Nxd4 { [%eval 0.27] } 4... Nf6 { [%eval 0.3] } 5. Nc3 { [%eval 0.21] } 5... a6 { [%eval 0.39] } 6. f3 { [%eval 0.33] } 6... e5 { [%eval 0.31] } 7. Nb3 { [%eval 0.17] } 7... Be6 { [%eval 0.25] } 8. Be3 { [%eval 0.31] } 8... h5 { [%eval 0.29] } 9. Nd5 { [%eval 0.25] } 9... Bxd5 { [%eval 0.28] } 10. exd5 { [%eval 0.41] } 10... Nbd7 { [%eval 0.39] } 11. Qd2 { [%eval 0.27] } 11... Qc7 { [%eval 0.33] } 12. O-O-O { [%eval 0.28] } 12... Be7 { [%eval 0.6] } 13. c4 { [%eval 0.56] } 13... a5 { [%eval 0.93] } 14. Kb1 { [%eval 0.85] } 14... O-O { [%eval 0.85] } 15. Na1 { [%eval 0.9] } 15... a4 { [%eval 0.87] } 16. Nc2 { [%eval 0.78] } 16... a3 { [%eval 0.72] } 17. b3 { [%eval 0.74] [%clk 1:25:59] } 17... Rfc8 { [%eval 0.7] [%clk 1:37:31] } 18. Rc1 { [%eval 0.79] [%clk 1:14:07] } 18... Nc5 { [%eval 0.66] [%clk 1:37:50] } 19. Be2 { [%eval 0.7] [%clk 1:11:46] } 19... Nfd7 { [%eval 0.47] [%clk 1:38:12] } 20. Rhg1 { [%eval 0.31] [%clk 0:47:27] } 20... Bf6 { [%eval 0.68] [%clk 1:27:36] } 21. g4 { [%eval 0.53] [%clk 0:43:18] } 21... e4 { [%eval 0.59] [%clk 1:25:13] } 22. Nd4 { [%eval 0.24] [%clk 0:29:56] } 22... exf3 { [%eval 0.37] [%clk 1:21:43] } 23. Bxf3 { [%eval 0.27] [%clk 0:30:11] } 23... Ne5 { [%eval 0.46] [%clk 1:22:08] } 24. g5? { [%eval -1.03] } { Mistake. Qe2 was best. } 24... Nxf3 { [%eval -1.04] [%clk 1:22:05] } 25. Nxf3 { [%eval -1.09] [%clk 0:20:35] } 25... Bb2 { [%eval -1.07] [%clk 1:18:04] } 26. Rc2 { [%eval -0.97] [%clk 0:20:55] } 26... Qe7? { [%eval 0.14] } { Mistake. g6 was best. } { [%clk 1:15:14] } 27. Bxc5 { [%eval 0.25] [%clk 0:17:58] } 27... Rxc5 { [%eval 0.17] } 28. g6 { [%eval 0.31] [%clk 0:18:18] } 28... fxg6 { [%eval 0.2] [%clk 1:15:54] } 29. Ng5 { [%eval 0.19] [%clk 0:14:40] } 29... Bf6 { [%eval 0.19] [%clk 1:14:19] } 30. Ne6 { [%eval 0.25] [%clk 0:14:58] } 30... g5? { [%eval 1.41] } { Mistake. b5 was best. } { [%clk 1:10:22] } 31. Qe2 { [%eval 1.38] [%clk 0:14:45] } 31... Re8 { [%eval 1.77] [%clk 1:10:45] } 32. Qxh5 { [%eval 1.87] [%clk 0:13:58] } 32... b5 { [%eval 2.02] [%clk 1:11:12] } 33. Nxg5?? { [%eval 0.0] } { Blunder. h4 was best. } 33... Bxg5 { [%eval 0.02] } 34. Qxg5 { [%eval 0.08] } 34... Qxg5 { [%eval 0.05] [%clk 1:10:18] } 35. Rxg5 { [%eval 0.0] [%clk 0:13:35] } 35... Re1+ { [%eval 0.06] } 36. Rc1 { [%eval 0.05] } 36... Rxc1+ { [%eval 0.02] } 37. Kxc1 { [%eval 0.14] } 37... bxc4 { [%eval 0.04] [%clk 1:10:53] } 38. Kc2 { [%eval 0.06] [%clk 0:14:38] } 38... Rb5 { [%eval 0.03] [%clk 1:10:17] } 39. bxc4 { [%eval 0.05] [%clk 0:07:19] } 39... Rb2+ { [%clk 1:10:41] } 1/2-1/2