Event: Round 1: Zaja Ivan - Negro Roberto
Date: 2023-08-17
White: Zaja Ivan
Black: Negro Roberto
Result: 1-0
ECO: E71
Opening: King's Indian Defense: Makogonov Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:52] } 1... g6?! { [%eval 0.68] } { Inaccuracy. Nf6 was best. } { [%clk 1:30:29] } 2. e4 { [%eval 0.68] [%clk 1:30:56] } 2... d6 { [%eval 0.67] [%clk 1:30:52] } 3. c4 { [%eval 0.48] [%clk 1:26:15] } 3... Bg7 { [%eval 0.76] [%clk 1:29:12] } 4. Nc3 { [%eval 0.43] [%clk 1:25:12] } 4... Nf6 { [%eval 0.67] [%clk 1:26:24] } 5. h3 { [%eval 0.48] [%clk 1:23:48] } 5... O-O { [%eval 0.69] [%clk 1:24:14] } 6. Be3 { [%eval 0.63] [%clk 1:22:02] } 6... Na6 { [%eval 0.75] [%clk 1:19:26] } 7. g4 { [%eval 0.7] [%clk 1:22:07] } 7... c5 { [%eval 0.76] [%clk 1:19:08] } 8. Nge2 { [%eval 0.8] [%clk 1:22:29] } 8... Qa5 { [%eval 0.87] [%clk 1:11:50] } 9. Bg2 { [%eval 0.65] [%clk 1:14:41] } 9... Qb4? { [%eval 1.88] } { Mistake. cxd4 was best. } { [%clk 0:58:03] } 10. b3?! { [%eval 1.28] } { Inaccuracy. e5 was best. } { [%clk 1:12:59] } 10... cxd4 { [%eval 1.35] [%clk 0:57:48] } 11. Bxd4 { [%eval 1.44] [%clk 1:09:22] } 11... Nc5 { [%eval 1.21] [%clk 0:56:52] } 12. O-O { [%eval 1.11] [%clk 1:07:31] } 12... e5?! { [%eval 1.94] } { Inaccuracy. Ne6 was best. } { [%clk 0:46:48] } 13. Be3 { [%eval 2.14] [%clk 1:06:55] } 13... Qb6 { [%eval 1.74] [%clk 0:39:04] } 14. Rc1 { [%eval 1.53] [%clk 0:50:59] } 14... Qd8 { [%eval 1.55] [%clk 0:35:00] } 15. Qd2 { [%eval 1.44] [%clk 0:41:33] } 15... b6 { [%eval 1.46] [%clk 0:33:55] } 16. f4 { [%eval 0.95] [%clk 0:29:26] } 16... Bb7 { [%eval 1.07] [%clk 0:27:08] } 17. Ng3 { [%eval 0.96] [%clk 0:29:45] } 17... exf4 { [%eval 0.89] [%clk 0:24:47] } 18. Bxf4 { [%eval 0.91] [%clk 0:30:00] } 18... Ne8 { [%eval 1.01] [%clk 0:24:10] } 19. Bg5 { [%eval 0.99] [%clk 0:22:40] } 19... Qd7 { [%eval 0.97] [%clk 0:24:22] } 20. Nd5 { [%eval 1.0] [%clk 0:22:15] } 20... Bxd5 { [%eval 0.97] [%clk 0:20:23] } 21. exd5 { [%eval 0.96] [%clk 0:21:54] } 21... Be5 { [%eval 1.22] [%clk 0:20:08] } 22. Ne2 { [%eval 1.08] [%clk 0:21:49] } 22... f6?! { [%eval 1.7] } { Inaccuracy. a5 was best. } { [%clk 0:18:58] } 23. Bh6 { [%eval 1.8] [%clk 0:21:08] } 23... Ng7 { [%eval 1.69] [%clk 0:18:56] } 24. b4 { [%eval 1.84] [%clk 0:20:58] } 24... Nb7 { [%eval 1.76] [%clk 0:19:20] } 25. Nd4 { [%eval 1.64] [%clk 0:20:31] } 25... Rf7?! { [%eval 2.42] } { Inaccuracy. a5 was best. } { [%clk 0:17:55] } 26. Nc6 { [%eval 2.19] [%clk 0:19:53] } 26... Ne8? { [%eval 4.38] } { Mistake. Rff8 was best. } { [%clk 0:16:19] } 27. Nxe5 { [%eval 4.53] [%clk 0:20:01] } 27... dxe5 { [%eval 4.53] [%clk 0:16:12] } 28. c5 { [%eval 4.23] [%clk 0:20:17] } 28... Qb5?! { [%eval 5.41] } { Inaccuracy. Nbd6 was best. } { [%clk 0:15:19] } 29. d6 { [%eval 5.4] [%clk 0:20:03] } 29... bxc5 { [%eval 5.36] [%clk 0:14:29] } 30. bxc5 { [%eval 5.4] [%clk 0:18:23] } 30... Rc8 { [%eval 5.73] [%clk 0:14:17] } 31. Bd5 { [%eval 5.58] [%clk 0:15:30] } 1-0