Event: Round 14: Koehne, Arno - Buchenau, Frank
Date: 2024-12-07
White: Koehne, Arno
WhiteElo: 1894
Black: Buchenau, Frank
BlackTitle: FM
BlackElo: 2187
Result: 1-0
ECO: E30
Opening: Nimzo-Indian Defense: Leningrad Variation
Variant: Standard

1. d4 { [%eval 0.17] [%clk 0:03:03] } 1... e6 { [%eval 0.37] [%clk 0:02:50] } 2. c4 { [%eval 0.16] [%clk 0:03:04] } 2... Nf6 { [%eval 0.11] [%clk 0:02:50] } 3. Nc3 { [%eval 0.17] [%clk 0:03:05] } 3... Bb4 { [%eval 0.17] [%clk 0:02:50] } 4. Bg5 { [%eval -0.05] [%clk 0:03:06] } 4... h6 { [%eval 0.0] [%clk 0:02:50] } 5. Bh4 { [%eval 0.0] [%clk 0:03:07] } 5... c5 { [%eval 0.03] [%clk 0:02:50] } 6. e3 { [%eval 0.0] [%clk 0:03:08] } 6... Nc6 { [%eval 0.1] [%clk 0:02:09] } 7. Nf3 { [%eval 0.0] [%clk 0:02:52] } 7... Qa5 { [%eval 0.07] [%clk 0:01:53] } 8. Qb3? { [%eval -1.08] } { Mistake. Bxf6 was best. } { [%clk 0:02:31] } 8... Ne4 { [%eval -1.12] [%clk 0:01:45] } 9. Rc1 { [%eval -1.16] [%clk 0:02:30] } 9... O-O?? { [%eval 1.27] } { Blunder. cxd4 was best. } { [%clk 0:01:37] } 10. Bd3? { [%eval -0.01] } { Mistake. d5 was best. } { [%clk 0:02:25] } 10... f5? { [%eval 1.14] } { Mistake. cxd4 was best. } { [%clk 0:01:28] } 11. O-O { [%eval 1.15] [%clk 0:01:59] } 11... Bxc3 { [%eval 1.18] [%clk 0:01:28] } 12. bxc3 { [%eval 1.08] [%clk 0:01:54] } 12... g5 { [%eval 1.36] [%clk 0:01:18] } 13. Bg3 { [%eval 1.29] [%clk 0:01:55] } 13... g4? { [%eval 2.67] } { Mistake. Nxg3 was best. } { [%clk 0:01:15] } 14. Ne5? { [%eval 0.95] } { Mistake. Bxe4 was best. } { [%clk 0:01:36] } 14... Nd2 { [%eval 1.22] [%clk 0:01:11] } 15. Qc2 { [%eval 0.87] [%clk 0:01:22] } 15... Nxf1 { [%eval 1.06] [%clk 0:01:10] } 16. Kxf1?! { [%eval 0.01] } { Inaccuracy. Rxf1 was best. } { [%clk 0:01:01] } 16... Nxe5 { [%eval 0.02] [%clk 0:01:07] } 17. Bxe5 { [%eval 0.03] [%clk 0:01:02] } 17... Qb6 { [%eval 0.44] [%clk 0:00:55] } 18. Rb1 { [%eval 0.52] [%clk 0:00:57] } 18... Qc6?? { [%eval 2.44] } { Blunder. Qd8 was best. } { [%clk 0:00:50] } 19. d5 { [%eval 2.52] [%clk 0:00:47] } 19... exd5 { [%eval 2.32] [%clk 0:00:48] } 20. Bxf5 { [%eval 2.35] [%clk 0:00:43] } 20... Re8?? { [%eval 11.04] } { Blunder. Rxf5 was best. } { [%clk 0:00:24] } 21. Bh7+ { [%eval 9.3] [%clk 0:00:39] } 21... Kf8 { [%eval 10.74] [%clk 0:00:25] } 22. Qf5+ { [%eval 9.45] [%clk 0:00:32] } 22... Ke7 { [%eval 8.84] [%clk 0:00:26] } 23. cxd5 { [%eval 9.47] [%clk 0:00:22] } 23... Qa6+ { [%eval 9.38] [%clk 0:00:22] } 24. Ke1 { [%eval 9.05] [%clk 0:00:12] } 24... Kd8? { [%eval #5] } { Checkmate is now unavoidable. g3 was best. } { [%clk 0:01:16] } 25. d6 { [%eval #4] [%clk 0:00:09] } 1-0