Event: Round 1: Koch, Paul - Keller, Niklas
Date: 2025-06-19
White: Koch, Paul
Black: Keller, Niklas
BlackElo: 1911
Result: 0-1
ECO: B13
Opening: Caro-Kann Defense: Exchange Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:58] } 1... c6 { [%eval 0.23] [%clk 1:30:54] } 2. d4 { [%eval 0.24] [%clk 1:31:25] } 2... d5 { [%eval 0.24] [%clk 1:31:18] } 3. exd5 { [%eval 0.08] [%clk 1:31:51] } 3... cxd5 { [%eval 0.18] [%clk 1:31:42] } 4. Bd3 { [%eval 0.1] [%clk 1:32:17] } 4... Nf6 { [%eval 0.11] [%clk 1:32:05] } 5. Bf4 { [%eval 0.0] [%clk 1:32:39] } 5... Bg4 { [%eval 0.14] [%clk 1:31:34] } 6. f3 { [%eval 0.0] [%clk 1:31:57] } 6... Bh5 { [%eval 0.0] [%clk 1:31:47] } 7. Ne2 { [%eval 0.01] [%clk 1:32:03] } 7... e6 { [%eval 0.03] [%clk 1:31:12] } 8. Nd2 { [%eval -0.21] [%clk 1:31:12] } 8... Nc6 { [%eval -0.25] [%clk 1:30:39] } 9. c3 { [%eval -0.25] [%clk 1:31:21] } 9... Bg6 { [%eval -0.26] [%clk 1:26:07] } 10. Nb3 { [%eval -0.23] [%clk 1:27:39] } 10... Nh5 { [%eval -0.21] [%clk 1:24:07] } 11. Bg3 { [%eval -0.25] [%clk 1:24:37] } 11... Be7 { [%eval -0.29] [%clk 1:13:54] } 12. Nf4 { [%eval -0.24] [%clk 1:22:55] } 12... Nxf4 { [%eval -0.2] [%clk 1:07:18] } 13. Bxf4 { [%eval -0.24] [%clk 1:23:18] } 13... Bd6 { [%eval -0.03] [%clk 1:07:13] } 14. Bxd6 { [%eval 0.0] [%clk 1:21:28] } 14... Qxd6 { [%eval -0.02] [%clk 1:07:25] } 15. Nc5 { [%eval -0.21] [%clk 1:19:23] } 15... Rb8 { [%eval 0.0] [%clk 0:58:44] } 16. Bb5 { [%eval -0.03] [%clk 1:15:27] } 16... O-O { [%eval -0.02] [%clk 0:55:43] } 17. Qa4 { [%eval -0.17] [%clk 1:14:19] } 17... e5 { [%eval -0.15] [%clk 0:40:06] } 18. Bxc6 { [%eval -0.39] [%clk 1:12:28] } 18... bxc6 { [%eval -0.61] [%clk 0:40:23] } 19. O-O? { [%eval -2.1] } { Mistake. b3 was best. } { [%clk 1:10:57] } 19... Rxb2 { [%eval -1.78] [%clk 0:39:21] } 20. Qxa7 { [%eval -1.88] [%clk 1:10:10] } 20... exd4 { [%eval -1.98] [%clk 0:39:19] } 21. cxd4 { [%eval -1.98] [%clk 1:09:56] } 21... Qf4 { [%eval -1.84] [%clk 0:39:29] } 22. Rf2?? { [%eval -5.04] } { Blunder. Kh1 was best. } { [%clk 1:03:11] } 22... Qxd4 { [%eval -5.03] [%clk 0:39:48] } 23. Rf1 { [%eval -4.95] [%clk 1:03:25] } 23... Rc2 { [%eval -4.98] [%clk 0:38:26] } 24. Qa4 { [%eval -6.01] [%clk 1:00:58] } 24... Qxc5 { [%eval -5.81] [%clk 0:38:36] } 25. Qb3 { [%eval -6.4] [%clk 0:59:49] } 25... Re8 { [%eval -6.31] [%clk 0:38:15] } 26. f4?? { [%eval #-8] } { Checkmate is now unavoidable. g4 was best. } { [%clk 0:59:30] } 26... Rxf2 { [%eval #-7] [%clk 0:38:16] } 27. h3 { [%eval #-7] [%clk 0:58:27] } 27... Rb2+ { [%eval #-8] [%clk 0:38:19] } 28. Kh2 { [%eval #-8] [%clk 0:58:30] } 28... Rxb3 { [%eval #-7] [%clk 0:38:43] } 29. axb3 { [%eval #-7] [%clk 0:58:42] } 29... Be4 { [%eval #-6] [%clk 0:38:55] } 30. Re1 { [%eval #-5] [%clk 0:58:51] } 30... Qf2 { [%eval #-4] [%clk 0:39:05] } 31. Ra1 { [%eval #-1] [%clk 0:58:42] } 31... Qxg2# { [%clk 0:39:27] } 0-1