Event: Round 3: Osvaldo Zambrana - David Alejandro Cabezas Solano
Date: 2023-11-26
White: Osvaldo Zambrana
WhiteTitle: GM
WhiteElo: 2400
Black: David Alejandro Cabezas Solano
BlackTitle: FM
BlackElo: 2171
Result: 1-0
ECO: B95
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:22:01] } 1... c5 { [%eval 0.32] [%clk 1:30:29] } 2. Nf3 { [%eval 0.0] [%clk 1:22:18] } 2... d6 { [%eval 0.0] [%clk 1:30:53] } 3. d4 { [%eval 0.25] [%clk 1:22:43] } 3... cxd4 { [%eval 0.13] [%clk 1:31:17] } 4. Nxd4 { [%eval 0.27] [%clk 1:23:09] } 4... Nf6 { [%eval 0.3] [%clk 1:31:41] } 5. Nc3 { [%eval 0.21] [%clk 1:23:35] } 5... a6 { [%eval 0.39] [%clk 1:31:58] } 6. Bg5 { [%eval 0.0] [%clk 1:24:01] } 6... e6 { [%eval 0.34] [%clk 1:32:20] } 7. Qe2 { [%eval -0.07] [%clk 1:24:18] } 7... Nbd7 { [%eval 0.26] [%clk 1:32:28] } 8. O-O-O { [%eval 0.4] [%clk 1:24:39] } 8... Qc7 { [%eval 0.39] [%clk 1:32:30] } 9. f4 { [%eval 0.28] [%clk 1:25:00] } 9... b5 { [%eval 0.35] [%clk 1:32:45] } 10. g4?! { [%eval -0.28] } { Inaccuracy. f5 was best. } { [%clk 1:25:03] } 10... b4 { [%eval -0.32] [%clk 1:32:42] } 11. Nd5 { [%eval -0.81] [%clk 1:23:41] } 11... exd5 { [%eval -0.98] [%clk 1:32:47] } 12. exd5+ { [%eval -0.88] [%clk 1:23:51] } 12... Be7 { [%eval -1.04] [%clk 1:33:09] } 13. Nc6 { [%eval -1.1] [%clk 1:17:26] } 13... Nb8 { [%eval -1.07] [%clk 1:33:01] } 14. Bxf6 { [%eval -1.05] [%clk 1:09:24] } 14... gxf6 { [%eval -1.03] [%clk 1:31:37] } 15. Bg2 { [%eval -1.01] [%clk 1:09:07] } 15... Nxc6 { [%eval -1.24] [%clk 1:20:16] } 16. dxc6 { [%eval -1.19] [%clk 1:09:32] } 16... Ra7 { [%eval -1.13] [%clk 1:13:44] } 17. f5 { [%eval -1.18] [%clk 1:07:56] } 17... a5 { [%eval -1.09] [%clk 1:11:36] } 18. Bd5 { [%eval -0.69] [%clk 1:07:53] } 18... Kd8?! { [%eval 0.08] } { Inaccuracy. Kf8 was best. } { [%clk 1:06:01] } 19. Qe4?! { [%eval -0.67] } { Inaccuracy. Qe3 was best. } { [%clk 1:06:42] } 19... Ba6 { [%eval -0.18] [%clk 0:57:27] } 20. Qd4? { [%eval -1.36] } { Mistake. Rhe1 was best. } { [%clk 0:52:30] } 20... Rg8?? { [%eval 1.42] } { Blunder. Kc8 was best. } { [%clk 0:47:49] } 21. Rhe1 { [%eval 1.45] [%clk 0:50:41] } 21... Bb5? { [%eval 3.21] } { Mistake. Kc8 was best. } { [%clk 0:30:13] } 22. Bxf7?? { [%eval 1.2] } { Blunder. Re3 was best. } { [%clk 0:26:46] } 22... Rf8 { [%eval 1.25] [%clk 0:29:55] } 23. Bd5 { [%eval 1.06] [%clk 0:20:37] } 23... Ra6 { [%eval 1.32] [%clk 0:28:35] } 24. Re6 { [%eval 0.65] [%clk 0:15:48] } 24... Kc8? { [%eval 2.22] } { Mistake. Bxc6 was best. } { [%clk 0:20:59] } 25. g5 { [%eval 2.4] [%clk 0:11:24] } 25... Qa7? { [%eval 4.58] } { Mistake. Bxc6 was best. } { [%clk 0:11:26] } 26. Qe4 { [%eval 5.57] [%clk 0:09:56] } 26... Bd8 { [%eval 5.74] [%clk 0:09:42] } 27. Rxd6 { [%eval 5.65] [%clk 0:08:29] } 27... Bc7 { [%eval 7.21] [%clk 0:06:31] } 28. Qe7 { [%eval 7.16] [%clk 0:08:21] } 28... Bxd6 { [%eval 9.2] [%clk 0:05:44] } 29. Be6+ { [%eval 7.57] [%clk 0:08:43] } 29... Kb8 { [%eval 9.11] [%clk 0:05:15] } 30. Qxd6+ { [%eval 8.07] [%clk 0:09:05] } 1-0