Event: Round 1: Jens Lehner - Koebel, John
Date: 2025-01-02
White: Jens Lehner
Black: Koebel, John
Result: 0-1
ECO: A18
Opening: English Opening: Mikenas-Carls Variation
Variant: Standard
TimeControl: 90+30

1. c4 { [%eval 0.12] [%clk 1:30:55] } 1... e6 { [%eval 0.25] [%clk 1:30:46] } 2. Nc3 { [%eval 0.21] [%clk 1:30:39] } 2... Nf6 { [%eval 0.24] [%clk 1:30:55] } 3. e4 { [%eval 0.16] [%clk 1:29:26] } 3... Nc6 { [%eval 0.55] [%clk 1:30:51] } 4. g3? { [%eval -0.96] } { Mistake. d4 was best. } { [%clk 1:28:22] } 4... d5 { [%eval -0.91] [%clk 1:23:42] } 5. cxd5 { [%eval -0.92] [%clk 1:27:18] } 5... exd5 { [%eval -0.93] [%clk 1:23:20] } 6. exd5 { [%eval -1.05] [%clk 1:27:07] } 6... Nxd5 { [%eval -0.86] [%clk 1:23:03] } 7. Bg2 { [%eval -1.42] [%clk 1:27:25] } 7... Be6?! { [%eval -0.35] } { Inaccuracy. Ndb4 was best. } { [%clk 1:22:55] } 8. a3?! { [%eval -0.94] } { Inaccuracy. d4 was best. } { [%clk 1:26:25] } 8... Bc5 { [%eval -0.49] [%clk 1:20:09] } 9. Nf3 { [%eval -0.5] [%clk 1:25:06] } 9... O-O { [%eval -0.23] [%clk 1:19:58] } 10. Ne4 { [%eval -0.61] [%clk 1:23:57] } 10... Bb6 { [%eval -0.58] [%clk 1:19:45] } 11. d4?? { [%eval -2.57] } { Blunder. O-O was best. } { [%clk 1:23:30] } 11... Re8?? { [%eval -0.67] } { Blunder. Bf5 was best. } { [%clk 1:18:52] } 12. O-O { [%eval -0.74] [%clk 1:19:46] } 12... Qd7?! { [%eval -0.13] } { Inaccuracy. h6 was best. } { [%clk 1:18:40] } 13. Nfg5?? { [%eval -2.17] } { Blunder. Nc5 was best. } { [%clk 1:16:52] } 13... Bf5? { [%eval -0.53] } { Mistake. Bg4 was best. } { [%clk 1:18:12] } 14. Re1?? { [%eval -4.19] } { Blunder. Nc5 was best. } { [%clk 1:14:51] } 14... h6 { [%eval -4.15] [%clk 1:17:57] } 15. Nc5 { [%eval -4.54] [%clk 1:05:41] } 15... Bxc5 { [%eval -4.55] [%clk 1:17:28] } 16. dxc5 { [%eval -4.5] [%clk 1:04:25] } 16... Rxe1+ { [%eval -4.5] [%clk 1:17:25] } 17. Qxe1 { [%eval -4.42] [%clk 1:04:31] } 17... hxg5 { [%eval -4.48] [%clk 1:17:37] } 18. Qd1 { [%eval -4.59] [%clk 1:03:56] } 18... Re8 { [%eval -4.52] [%clk 1:16:45] } 19. Bxd5?! { [%eval -6.2] } { Inaccuracy. Bxg5 was best. } { [%clk 1:03:49] } 19... Be4 { [%eval -6.1] [%clk 1:16:53] } 20. Bxf7+ { [%eval -6.49] [%clk 1:03:15] } 20... Qxf7 { [%eval -6.33] [%clk 1:17:09] } 21. Bxg5 { [%eval -8.05] [%clk 1:03:04] } 21... Ne5 { [%eval -8.01] [%clk 1:15:15] } 22. f4? { [%eval #-21] } { Checkmate is now unavoidable. Rc1 was best. } { [%clk 0:59:04] } 22... Nf3+ { [%eval #-11] [%clk 1:15:06] } 23. Kf2 { [%eval #-12] [%clk 0:58:18] } 23... Nxg5 { [%eval #-14] [%clk 1:15:22] } 24. Qa4 { [%eval #-7] [%clk 0:57:24] } 24... Nh3+ { [%eval #-6] [%clk 1:15:00] } 25. Ke3 { [%eval #-6] [%clk 0:57:00] } 25... Bc6+ { [%eval #-5] [%clk 1:15:24] } 26. Kd4 { [%eval #-4] [%clk 0:56:42] } 26... Qd5+ { [%eval #-4] [%clk 1:15:12] } 27. Kc3 { [%eval #-4] [%clk 0:56:50] } 27... Re3+ { [%eval #-3] [%clk 1:15:30] } 28. Kb4 { [%eval #-2] [%clk 0:55:08] } 28... a5+ { [%eval #-2] [%clk 1:15:00] } 29. Kxa5 { [%eval #-2] [%clk 0:54:22] } 29... Qxc5+ { [%eval #-1] [%clk 1:15:07] } 30. Qb5 { [%clk 0:54:12] } 30... Qxb5# { [%clk 1:14:53] } 0-1