Event: Merida Open
Site: chess24.com
Date: 2022-08-03
White: Vela Ignacio, Jose Manuel
WhiteElo: 2026
Black: Katz, Alexander
BlackTitle: IM
BlackElo: 2402
Result: 0-1
ECO: E24
Opening: Nimzo-Indian Defense: Sämisch Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 0:20:23] } 1... Nf6 { [%eval 0.23] [%clk 0:00:14] } 2. c4 { [%eval 0.34] [%clk 0:00:08] } 2... e6 { [%eval 0.23] [%clk 0:00:08] } 3. Nc3 { [%eval 0.05] [%clk 0:00:10] } 3... Bb4 { [%eval 0.25] [%clk 0:00:06] } 4. a3?! { [%eval -0.33] } { Inaccuracy. Qc2 was best. } { [%clk 0:00:23] } 4... Bxc3+ { [%eval -0.17] [%clk 0:00:30] } 5. bxc3 { [%eval -0.14] [%clk 0:00:08] } 5... b6 { [%eval 0.0] [%clk 0:00:05] } 6. f3 { [%eval 0.0] [%clk 0:00:38] } 6... Ba6 { [%eval 0.07] [%clk 0:00:21] } 7. e4 { [%eval 0.0] [%clk 0:00:14] } 7... Nc6 { [%eval 0.0] [%clk 0:00:27] } 8. Bd3 { [%eval -0.36] [%clk 0:00:31] } 8... Na5 { [%eval -0.4] [%clk 0:00:39] } 9. Qe2 { [%eval -0.45] [%clk 0:00:52] } 9... Qc8? { [%eval 0.89] } { Mistake. c5 was best. } { [%clk 0:00:22] } 10. e5 { [%eval 0.76] [%clk 0:10:12] } 10... Ng8 { [%eval 0.78] [%clk 0:00:39] } 11. f4 { [%eval 0.58] [%clk 0:00:28] } 11... Ne7 { [%eval 0.76] [%clk 0:03:31] } 12. Nf3 { [%eval 0.62] [%clk 0:00:22] } 12... d5 { [%eval 0.93] [%clk 0:03:32] } 13. Nd2?? { [%eval -0.87] } { Blunder. cxd5 was best. } { [%clk 0:16:36] } 13... c5?! { [%eval 0.03] } { Inaccuracy. dxc4 was best. } { [%clk 0:00:37] } 14. cxd5 { [%eval 0.02] [%clk 0:10:24] } 14... Bxd3 { [%eval 0.23] [%clk 0:00:10] } 15. Qxd3 { [%eval 0.0] [%clk 0:00:06] } 15... exd5 { [%eval 0.35] [%clk 0:02:41] } 16. c4?! { [%eval -0.7] } { Inaccuracy. O-O was best. } { [%clk 0:08:24] } 16... Qa6? { [%eval 0.54] } { Mistake. Qe6 was best. } { [%clk 0:14:17] } 17. f5 { [%eval 0.0] [%clk 0:09:38] } 17... dxc4 { [%eval -0.44] [%clk 0:01:53] } 18. Qf3?! { [%eval -1.16] } { Inaccuracy. Qh3 was best. } { [%clk 0:02:44] } 18... Nec6?! { [%eval -0.26] } { Inaccuracy. O-O-O was best. } { [%clk 0:03:28] } 19. f6 { [%eval -0.57] [%clk 0:17:35] } 19... c3 { [%eval -0.75] [%clk 0:03:40] } 20. Ne4 { [%eval -0.7] [%clk 0:01:22] } 20... Nxd4?? { [%eval 1.1] } { Blunder. O-O-O was best. } { [%clk 0:01:34] } 21. Nd6+? { [%eval -0.18] } { Mistake. Qg4 was best. } { [%clk 0:00:57] } 21... Kd7 { [%eval 0.04] [%clk 0:00:07] } 22. Qg4+ { [%eval -0.11] [%clk 0:02:11] } 22... Kc7 { [%eval -0.45] [%clk 0:00:42] } 23. Bf4?? { [%eval -10.01] } { Blunder. fxg7 was best. } { [%clk 0:03:12] } 23... h5 { [%eval -10.37] [%clk 0:02:17] } 24. Qd1 { [%eval -10.09] [%clk 0:02:41] } 24... c2 { [%eval -10.32] [%clk 0:00:42] } 25. Qd2 { [%eval -9.89] [%clk 0:02:54] } 25... Nab3 { [%eval -9.87] [%clk 0:00:14] } 26. Qe3 { [%eval -10.8] [%clk 0:07:29] } 26... c1=Q+ { [%eval -10.5] [%clk 0:01:55] } 27. Rxc1 { [%eval -10.6] [%clk 0:00:31] } 27... Nxc1 { [%eval -10.36] [%clk 0:00:06] } 28. Qe4 { [%eval -12.15] [%clk 0:01:34] } 28... Nd3+ { [%eval -12.02] [%clk 0:00:58] } 0-1