Event: 33rd Annual North American Open
Site: https://chessevents.com/event/northamerican/2023
Date: 2023-12-28
White: Tianjun Chen
WhiteElo: 1824
Black: Nicolas De la Colina
BlackElo: 2145
Result: 0-1
ECO: A04
Opening: Zukertort Opening: Kingside Fianchetto
Variant: Standard

1. Nf3 { [%eval 0.2] } 1... g6 { [%eval 0.56] [%clk 1:30:59] } 2. c4 { [%eval 0.2] [%clk 1:30:56] } 2... Bg7 { [%eval 0.28] [%clk 1:31:21] } 3. g3 { [%eval -0.09] [%clk 1:31:18] } 3... c5 { [%eval 0.24] } 4. Bg2 { [%eval 0.09] } 4... Nc6 { [%eval 0.12] [%clk 1:30:29] } 5. O-O { [%eval 0.0] [%clk 1:32:04] } 5... d6 { [%eval 0.32] [%clk 1:30:25] } 6. Nc3 { [%eval 0.21] [%clk 1:32:08] } 6... e5 { [%eval 0.41] [%clk 1:30:31] } 7. d3 { [%eval 0.34] [%clk 1:32:30] } 7... Nge7 { [%eval 0.09] [%clk 1:30:36] } 8. a3 { [%eval 0.25] [%clk 1:32:51] } 8... a5 { [%eval 0.26] [%clk 1:30:38] } 9. Ne1 { [%eval 0.25] [%clk 1:32:22] } 9... Be6 { [%eval 0.26] [%clk 1:29:56] } 10. Nc2 { [%eval 0.28] [%clk 1:30:56] } 10... d5 { [%eval 0.25] [%clk 1:29:47] } 11. cxd5 { [%eval 0.25] [%clk 1:31:21] } 11... Nxd5 { [%eval 0.25] } 12. Ne3 { [%eval 0.42] [%clk 1:31:46] } 12... Nde7 { [%eval 0.47] [%clk 1:30:39] } 13. Bd2?! { [%eval -0.42] } { Inaccuracy. Nc4 was best. } { [%clk 1:26:59] } 13... O-O { [%eval -0.51] [%clk 1:27:30] } 14. Rb1 { [%eval -0.46] [%clk 1:23:41] } 14... b6 { [%eval -0.35] [%clk 1:14:19] } 15. Na4 { [%eval -0.42] [%clk 1:13:05] } 15... f5 { [%eval 0.0] [%clk 0:55:10] } 16. f4? { [%eval -1.59] } { Mistake. b4 was best. } { [%clk 0:45:00] } 16... exf4 { [%eval -1.8] [%clk 0:51:15] } 17. gxf4 { [%eval -1.57] [%clk 0:44:14] } 17... Bd4?! { [%eval -0.93] } { Inaccuracy. Ra7 was best. } { [%clk 0:51:08] } 18. Nc3 { [%eval -1.28] [%clk 0:40:49] } 18... Nd5 { [%eval -1.46] [%clk 0:47:25] } 19. Nxd5 { [%eval -1.54] } 19... Bxd5 { [%eval -1.39] [%clk 0:47:51] } 20. Kh1 { [%eval -1.54] [%clk 0:30:46] } 20... Bxe3 { [%eval -1.5] } 21. Bxe3 { [%eval -1.49] [%clk 0:31:14] } 21... Re8 { [%eval -1.35] [%clk 0:46:41] } 22. Bg1 { [%eval -1.69] [%clk 0:30:53] } 22... Bxg2+ { [%eval -1.55] } 23. Kxg2 { [%eval -1.59] [%clk 0:31:21] } 23... Qd5+ { [%eval -1.8] [%clk 0:47:19] } 24. Kg3 { [%eval -1.74] [%clk 0:29:08] } 24... Re6 { [%eval -1.83] [%clk 0:46:09] } 25. Qc2 { [%eval -1.84] } 25... Rae8 { [%eval -2.14] [%clk 0:46:37] } 26. Rbe1 { [%eval -1.9] [%clk 0:27:43] } 26... h6 { [%eval -1.94] [%clk 0:41:56] } 27. h4 { [%eval -2.29] [%clk 0:25:19] } 27... Nd4 { [%eval -1.78] [%clk 0:39:02] } 28. Bxd4 { [%eval -1.71] [%clk 0:23:52] } 28... cxd4 { [%eval -1.69] [%clk 0:39:00] } 29. Rf3 { [%eval -1.67] [%clk 0:23:34] } 29... Re3? { [%eval -0.37] } { Mistake. Kg7 was best. } { [%clk 0:38:59] } 30. Qc4 { [%eval -0.39] [%clk 0:22:51] } 30... Qxc4 { [%eval -0.58] [%clk 0:33:18] } 31. dxc4 { [%eval -0.39] [%clk 0:23:20] } 31... Rxe2 { [%eval -0.22] [%clk 0:32:48] } 32. Rxe2 { [%eval -0.33] [%clk 0:23:42] } 32... Rxe2 { [%eval -0.36] [%clk 0:33:13] } 33. Rf2?? { [%eval -4.21] } { Blunder. Rb3 was best. } 33... Rxf2 34. Kxf2 a4 35. Ke2 { [%clk 0:18:39] } 35... Kf7 { [%clk 0:31:16] } 0-1