Event: Biel Chess Festival 2025
Date: 2025-07-17
White: Kopp, Guenter
WhiteElo: 1747
Black: Delvecchio, Davide
BlackElo: 0
Result: 0-1
ECO: A22
Opening: English Opening: King's English Variation, Two Knights Variation, Reversed Dragon
Variant: Standard

1. c4 { [%eval 0.12] [%clk 1:30:54] } 1... e5 { [%eval 0.1] [%clk 1:30:51] } 2. Nc3 { [%eval 0.04] [%clk 1:30:37] } 2... Nf6 { [%eval 0.18] [%clk 1:31:02] } 3. g3 { [%eval 0.07] [%clk 1:30:00] } 3... d5 { [%eval 0.16] [%clk 1:30:24] } 4. cxd5 { [%eval 0.23] [%clk 1:29:32] } 4... Nxd5 { [%eval 0.29] [%clk 1:30:40] } 5. Bg2 { [%eval 0.14] [%clk 1:28:52] } 5... Nb6 { [%eval 0.1] [%clk 1:30:56] } 6. e3 { [%eval 0.0] [%clk 1:27:28] } 6... Nc6 { [%eval 0.0] [%clk 1:30:33] } 7. Nge2 { [%eval -0.14] [%clk 1:26:22] } 7... Be6 { [%eval 0.12] [%clk 1:25:05] } 8. d4 { [%eval 0.17] [%clk 1:23:40] } 8... exd4 { [%eval 0.59] [%clk 1:23:16] } 9. Nxd4?! { [%eval -0.11] } { Inaccuracy. exd4 was best. } { [%clk 1:20:34] } 9... Nxd4 { [%eval 0.0] [%clk 1:19:27] } 10. exd4 { [%eval 0.0] [%clk 1:19:08] } 10... c6 { [%eval 0.0] [%clk 1:18:51] } 11. O-O { [%eval -0.06] [%clk 1:18:39] } 11... Be7 { [%eval -0.15] [%clk 1:18:21] } 12. Be3 { [%eval -0.25] [%clk 1:15:12] } 12... O-O { [%eval -0.29] [%clk 1:17:30] } 13. Qc2 { [%eval -0.39] [%clk 1:13:06] } 13... Qd7 { [%eval -0.39] [%clk 1:13:52] } 14. Rfe1 { [%eval -0.29] [%clk 1:10:46] } 14... Bf6 { [%eval -0.02] [%clk 1:09:15] } 15. Rad1 { [%eval -0.15] [%clk 1:08:55] } 15... Rad8 { [%eval 0.03] [%clk 1:07:40] } 16. Ne2 { [%eval -0.49] [%clk 1:08:37] } 16... Nd5 { [%eval -0.61] [%clk 1:03:22] } 17. a3 { [%eval -0.97] [%clk 1:06:34] } 17... Rfe8 { [%eval -0.93] [%clk 1:01:12] } 18. Qc1 { [%eval -1.48] [%clk 1:02:44] } 18... Qd6? { [%eval -0.32] } { Mistake. Bg4 was best. } { [%clk 0:49:49] } 19. Bg5 { [%eval -0.42] [%clk 0:57:42] } 19... Bxg5 { [%eval -0.49] [%clk 0:44:28] } 20. Qxg5 { [%eval -0.4] [%clk 0:57:06] } 20... h6 { [%eval -0.53] [%clk 0:41:47] } 21. Qc1 { [%eval -0.57] [%clk 0:55:52] } 21... Bg4 { [%eval -0.53] [%clk 0:39:46] } 22. f3?! { [%eval -1.1] } { Inaccuracy. Qd2 was best. } { [%clk 0:55:08] } 22... Bf5 { [%eval -1.13] [%clk 0:38:17] } 23. Qc5? { [%eval -2.48] } { Mistake. Nc3 was best. } { [%clk 0:44:47] } 23... Ne3 { [%eval -2.7] [%clk 0:31:10] } 24. Nc3?? { [%eval -7.04] } { Blunder. Qxd6 was best. } { [%clk 0:38:37] } 24... Qxc5 { [%eval -7.0] [%clk 0:29:09] } 25. dxc5 { [%eval -6.91] [%clk 0:38:50] } 25... Nxd1 { [%eval -6.88] [%clk 0:29:12] } 0-1