Event: Round 4: Tonndorf, Matthias - Semprun Martinez, Fernando
Date: 2025-05-11
White: Tonndorf, Matthias
WhiteTitle: FM
WhiteElo: 2139
Black: Semprun Martinez, Fernando
BlackElo: 2017
Result: 1-0
ECO: A15
Opening: English Opening: Anglo-Indian Defense
Variant: Standard

1. c4 { [%eval 0.12] [%clk 1:15:57] } 1... Nf6 { [%eval 0.14] [%clk 1:13:20] } 2. d3 { [%eval -0.11] [%clk 1:15:20] } 2... g6 { [%eval 0.07] [%clk 1:13:22] } 3. g3 { [%eval 0.03] [%clk 1:12:57] } 3... Bg7 { [%eval 0.13] [%clk 1:13:48] } 4. Bg2 { [%eval 0.0] [%clk 1:13:18] } 4... O-O { [%eval 0.14] [%clk 1:12:02] } 5. Nc3 { [%eval 0.1] [%clk 1:13:17] } 5... c6 { [%eval 0.2] [%clk 1:11:02] } 6. e4 { [%eval 0.16] [%clk 1:11:39] } 6... e5 { [%eval 0.22] [%clk 1:10:34] } 7. Nge2 { [%eval 0.27] [%clk 1:10:39] } 7... d6 { [%eval 0.3] [%clk 1:10:58] } 8. O-O { [%eval 0.4] [%clk 1:10:21] } 8... Nbd7 { [%eval 0.68] [%clk 1:09:59] } 9. h3 { [%eval 0.59] [%clk 1:08:16] } 9... a5 { [%eval 0.66] [%clk 1:07:59] } 10. Be3 { [%eval 0.58] [%clk 1:06:39] } 10... Nc5 { [%eval 0.79] [%clk 1:07:36] } 11. f4 { [%eval 0.81] [%clk 1:03:48] } 11... exf4 { [%eval 0.85] [%clk 1:01:51] } 12. gxf4 { [%eval 0.89] [%clk 1:03:34] } 12... Re8 { [%eval 1.3] [%clk 1:00:30] } 13. Ng3 { [%eval 1.27] [%clk 1:03:01] } 13... Na6 { [%eval 1.43] [%clk 0:56:04] } 14. Qd2?! { [%eval 0.78] } { Inaccuracy. Qf3 was best. } { [%clk 0:59:14] } 14... d5 { [%eval 0.89] [%clk 0:55:40] } 15. cxd5 { [%eval 0.86] [%clk 0:49:35] } 15... cxd5 { [%eval 0.83] [%clk 0:56:06] } 16. exd5? { [%eval -0.41] } { Mistake. Nb5 was best. } { [%clk 0:49:14] } 16... Nb4 { [%eval -0.48] [%clk 0:53:19] } 17. Bd4 { [%eval -0.46] [%clk 0:39:37] } 17... Nbxd5 { [%eval -0.48] [%clk 0:52:15] } 18. Nxd5 { [%eval -0.65] [%clk 0:37:03] } 18... Nxd5 { [%eval -0.63] [%clk 0:52:43] } 19. Bxg7 { [%eval -0.73] [%clk 0:37:01] } 19... Kxg7 { [%eval -0.4] [%clk 0:53:12] } 20. f5 { [%eval -0.43] [%clk 0:35:57] } 20... Qb6+ { [%eval 0.07] [%clk 0:45:45] } 21. Kh2? { [%eval -1.04] } { Mistake. d4 was best. } { [%clk 0:34:05] } 21... Qe3?! { [%eval -0.18] } { Inaccuracy. Ne3 was best. } { [%clk 0:44:27] } 22. Qc2 { [%eval -0.05] [%clk 0:33:19] } 22... Nb4?? { [%eval 3.76] } { Blunder. Qd4 was best. } { [%clk 0:40:13] } 23. Qc3+?? { [%eval 1.39] } { Blunder. Qc4 was best. } { [%clk 0:30:19] } 23... Qe5 { [%eval 1.42] [%clk 0:40:12] } 24. f6+ { [%eval 1.38] [%clk 0:28:10] } 24... Kh6?? { [%eval 7.1] } { Blunder. Kf8 was best. } { [%clk 0:36:50] } 25. Qc4 { [%eval 6.71] [%clk 0:26:19] } 1-0