Event: Biel Chess Festival 2025 Swiss CHampionship 960
Site: Biel, Switzerland
Date: 2025-07-12
White: Zenker, Ulrich
WhiteTitle: FM
WhiteElo: 2089
Black: Bachmann, Daniel
BlackElo: 1766
Result: 1-0
Variant: Fischerandom
TimeControl: 15 min + 5 sec per move

1. e4 { [%eval -0.24] [%clk 0:15:09] } 1... d6 { [%eval -0.25] [%clk 0:14:33] } 2. Ne3 { [%eval -0.15] [%clk 0:15:10] } 2... e5 { [%eval 0.06] [%clk 0:14:34] } 3. b4 { [%eval -0.41] [%clk 0:15:12] } 3... g6 { [%eval -0.42] [%clk 0:14:25] } 4. Nb3 { [%eval -0.5] [%clk 0:15:14] } 4... f5 { [%eval -0.54] [%clk 0:14:24] } 5. exf5 { [%eval -0.63] [%clk 0:15:09] } 5... gxf5 { [%eval -0.61] [%clk 0:14:25] } 6. g3 { [%eval -0.62] [%clk 0:15:09] } 6... Qh5+ { [%eval -0.65] [%clk 0:13:55] } 7. Qe2 { [%eval -0.6] [%clk 0:15:09] } 7... Qxe2+ { [%eval -0.6] [%clk 0:13:41] } 8. Kxe2 { [%eval -0.58] [%clk 0:15:13] } 8... f4 { [%eval -0.62] [%clk 0:13:40] } 9. Bd5 { [%eval -0.95] [%clk 0:14:48] } 9... Rg6 { [%eval -0.57] [%clk 0:13:22] } 10. Nc4 { [%eval -0.78] [%clk 0:13:52] } 10... b5?? { [%eval 0.9] } { Blunder. Be6 was best. } { [%clk 0:12:48] } 11. Nca5 { [%eval 0.97] [%clk 0:14:31] } 11... Nb6 { [%eval 0.93] [%clk 0:12:49] } 12. Nc6+ { [%eval 0.99] [%clk 0:14:34] } 12... Ke8 { [%eval 0.92] [%clk 0:12:48] } 13. Be4 { [%eval 0.92] [%clk 0:14:33] } 13... f3+?! { [%eval 2.01] } { Inaccuracy. Ra8 was best. } { [%clk 0:11:34] } 14. Kd1?! { [%eval 0.93] } { Inaccuracy. Kxf3 was best. } { [%clk 0:13:58] } 14... Rg4? { [%eval 2.36] } { Mistake. Ra8 was best. } { [%clk 0:10:03] } 15. Bxf3 { [%eval 2.42] [%clk 0:13:58] } 15... Bb7? { [%eval 4.43] } { Mistake. Ra8 was best. } { [%clk 0:09:21] } 16. Nba5 { [%eval 4.2] [%clk 0:13:20] } 16... Rg7 { [%eval 5.16] [%clk 0:07:05] } 17. Bh5+ { [%eval 5.3] [%clk 0:13:46] } 17... Ng6 { [%eval 5.28] [%clk 0:06:27] } 18. Nxb8 { [%eval 5.31] [%clk 0:13:47] } 18... Bd5 { [%eval 5.25] [%clk 0:05:19] } 19. f4 { [%eval 5.2] [%clk 0:13:38] } 19... Kd8 { [%eval 5.71] [%clk 0:04:52] } 20. Nac6+ { [%eval 4.89] [%clk 0:13:35] } 20... Kc8 { [%eval 4.79] [%clk 0:04:42] } 21. f5 { [%eval 4.77] [%clk 0:13:34] } 21... Nf4 { [%eval 4.97] [%clk 0:04:42] } 22. f6 { [%eval 4.77] [%clk 0:13:22] } 22... Rg5 { [%eval 4.97] [%clk 0:03:32] } 23. Ne7+ { [%eval 4.88] [%clk 0:13:11] } 23... Kxb8 { [%eval 4.85] [%clk 0:03:27] } 24. Nxd5 { [%eval 4.91] [%clk 0:13:14] } 24... Nbxd5 { [%eval 5.34] [%clk 0:02:43] } 25. f7 { [%eval 5.31] [%clk 0:13:13] } 25... Rf5?! { [%eval 8.1] } { Inaccuracy. Bg7 was best. } { [%clk 0:02:31] } 26. gxf4 { [%eval 8.14] [%clk 0:13:14] } 26... Nxf4 { [%eval 8.39] [%clk 0:02:34] } 27. Rg8+ { [%eval 8.45] [%clk 0:13:15] } 27... Kb7 { [%eval 8.33] [%clk 0:02:34] } 28. f8=Q { [%eval 8.18] [%clk 0:13:11] } 28... Rxh5? { [%eval #3] } { Checkmate is now unavoidable. Rxf8 was best. } { [%clk 0:01:58] } 29. Qa8+ { [%eval #2] [%clk 0:13:12] } 1-0