Event: Round 5: Alfonso Almeida Saenz - Zachary Tanenbaum
Date: 2024-01-13
White: Alfonso Almeida Saenz
WhiteTitle: IM
Black: Zachary Tanenbaum
BlackTitle: FM
Result: 0-1
ECO: D02
Opening: Queen's Pawn Game: London System, with e6
Variant: Standard

1. d4 { [%eval 0.13] [%clk 1:30:59] } 1... d5 { [%eval 0.27] [%clk 1:07:03] } 2. Nf3 { [%eval 0.28] [%clk 1:31:12] } 2... e6 { [%eval 0.25] [%clk 1:07:28] } 3. Bf4 { [%eval 0.12] [%clk 1:30:08] } 3... Bd6 { [%eval 0.25] [%clk 1:07:49] } 4. Bg3 { [%eval 0.12] [%clk 1:30:30] } 4... Nf6 { [%eval 0.21] [%clk 1:07:53] } 5. e3 { [%eval 0.05] [%clk 1:30:06] } 5... Ne4 { [%eval 0.27] [%clk 1:05:57] } 6. Nbd2 { [%eval 0.23] [%clk 1:30:28] } 6... Nxg3 { [%eval 0.2] [%clk 1:04:55] } 7. hxg3 { [%eval 0.2] [%clk 1:30:51] } 7... Nd7 { [%eval 0.32] [%clk 1:04:40] } 8. Bd3 { [%eval 0.44] [%clk 1:31:10] } 8... f5 { [%eval 0.39] [%clk 1:01:26] } 9. Qe2 { [%eval 0.42] [%clk 1:28:06] } 9... Nf6 { [%eval 0.53] [%clk 0:53:34] } 10. O-O-O { [%eval 0.5] [%clk 1:28:05] } 10... Bd7 { [%eval 0.47] [%clk 0:44:27] } 11. Rh4 { [%eval 0.09] [%clk 1:26:35] } 11... Qe7 { [%eval 0.17] [%clk 0:43:01] } 12. Rdh1 { [%eval -0.35] [%clk 1:25:43] } 12... O-O-O { [%eval -0.5] [%clk 0:41:35] } 13. Kb1 { [%eval -0.43] [%clk 1:26:07] } 13... Kb8 { [%eval -0.53] [%clk 0:39:49] } 14. Ng5 { [%eval -0.73] [%clk 1:26:02] } 14... Ne4 { [%eval -0.45] [%clk 0:32:51] } 15. Nxh7 { [%eval -0.4] [%clk 1:24:13] } 15... Rhg8 { [%eval -0.47] [%clk 0:27:01] } 16. Nf3 { [%eval -0.49] [%clk 1:21:10] } 16... Be8 { [%eval -0.28] [%clk 0:18:53] } 17. Ne5 { [%eval -0.41] [%clk 1:20:30] } 17... Bxe5? { [%eval 0.69] } { Mistake. c5 was best. } { [%clk 0:17:41] } 18. dxe5 { [%eval 0.51] [%clk 1:20:58] } 18... c5 { [%eval 0.46] [%clk 0:16:49] } 19. Bxe4 { [%eval 0.19] [%clk 1:21:16] } 19... dxe4 { [%eval 0.18] } 20. f4 { [%eval 0.17] [%clk 1:21:40] } 20... exf3 { [%eval 0.01] [%clk 0:16:52] } 21. gxf3 { [%eval 0.17] [%clk 1:22:09] } 21... Bc6 { [%eval 0.1] [%clk 0:17:06] } 22. R1h2?! { [%eval -0.92] } { Inaccuracy. Rc1 was best. } { [%clk 1:19:57] } 22... Rd5 { [%eval -0.62] [%clk 0:14:01] } 23. b3 { [%eval -0.67] [%clk 1:18:22] } 23... Rgd8 { [%eval -0.86] [%clk 0:13:22] } 24. Kb2 { [%eval -0.56] [%clk 1:17:15] } 24... Qc7 { [%eval -0.08] [%clk 0:13:18] } 25. f4? { [%eval -1.21] } { Mistake. Qe1 was best. } { [%clk 1:17:27] } 25... Qa5 { [%eval -1.14] [%clk 0:12:17] } 26. Ng5 { [%eval -1.04] [%clk 1:14:44] } 26... Bb5 { [%eval -1.08] [%clk 0:12:14] } 27. Qf3 { [%eval -1.21] [%clk 1:13:59] } 27... c4 { [%eval -1.5] [%clk 0:09:00] } 28. e4 { [%eval -1.08] [%clk 1:14:13] } 28... cxb3 { [%eval -1.23] [%clk 0:08:12] } 29. axb3?? { [%eval #-7] } { Checkmate is now unavoidable. Qxb3 was best. } { [%clk 1:13:18] } 29... Rd1 { [%eval #-6] [%clk 0:08:25] } 0-1