Event: Biel Chess Festival 2025 Swiss CHampionship 960
Site: Biel, Switzerland
Date: 2025-07-12
White: Birchmeier, Martin
WhiteElo: 1834
Black: Walther, Frederic
Result: 1-0
Variant: Fischerandom
TimeControl: 15 min + 5 sec per move

1. d4 { [%eval 0.17] [%clk 0:15:09] } 1... d5 { [%eval 0.36] [%clk 0:15:08] } 2. g3 { [%eval 0.32] [%clk 0:15:13] } 2... g6 { [%eval 0.3] [%clk 0:14:47] } 3. Bc3?! { [%eval -0.55] } { Inaccuracy. Ne3 was best. } { [%clk 0:15:13] } 3... Nf6 { [%eval -0.42] [%clk 0:14:20] } 4. Nd2 { [%eval -0.72] [%clk 0:12:42] } 4... N8d7?! { [%eval 0.07] } { Inaccuracy. Ng4 was best. } { [%clk 0:12:16] } 5. h3 { [%eval 0.09] [%clk 0:10:22] } 5... Nb6 { [%eval 0.12] [%clk 0:12:07] } 6. e4? { [%eval -1.28] } { Mistake. b3 was best. } { [%clk 0:10:17] } 6... Nxe4 { [%eval -1.21] [%clk 0:10:38] } 7. Nxe4 { [%eval -1.27] [%clk 0:10:20] } 7... dxe4 { [%eval -1.21] [%clk 0:10:38] } 8. Bxe4 { [%eval -1.19] [%clk 0:10:23] } 8... f5 { [%eval -0.85] [%clk 0:10:02] } 9. Bg2 { [%eval -1.02] [%clk 0:10:12] } 9... Bf7 { [%eval -0.5] [%clk 0:09:08] } 10. b3 { [%eval -0.6] [%clk 0:09:17] } 10... Qd7?! { [%eval -0.03] } { Inaccuracy. a5 was best. } { [%clk 0:07:01] } 11. Ne2 { [%eval -0.48] [%clk 0:09:15] } 11... Bd5 { [%eval 0.0] [%clk 0:06:20] } 12. Bxd5 { [%eval 0.03] [%clk 0:07:44] } 12... Nxd5 { [%eval 0.02] [%clk 0:06:24] } 13. Bb2 { [%eval -0.05] [%clk 0:07:48] } 13... a5 { [%eval 0.0] [%clk 0:03:10] } 14. Qd2?! { [%eval -0.61] } { Inaccuracy. c4 was best. } { [%clk 0:03:28] } 14... a4 { [%eval -1.28] [%clk 0:02:42] } 15. O-O { [%eval -1.48] [%clk 0:02:53] } 15... axb3? { [%eval 0.18] } { Mistake. a3 was best. } { [%clk 0:01:59] } 16. axb3 { [%eval 0.0] [%clk 0:03:31] } 16... Rxa1 { [%eval 0.0] [%clk 0:02:01] } 17. Rxa1 { [%eval 0.0] [%clk 0:03:36] } 17... O-O { [%eval 0.14] [%clk 0:01:56] } 18. c4 { [%eval 0.19] [%clk 0:03:38] } 18... Nf6 { [%eval 0.23] [%clk 0:01:47] } 19. Nc3 { [%eval -0.3] [%clk 0:01:24] } 19... e5 { [%eval -0.24] [%clk 0:01:14] } 20. d5 { [%eval -0.27] [%clk 0:01:57] } 20... e4 { [%eval 0.1] [%clk 0:01:15] } 21. Ne2 { [%eval 0.02] [%clk 0:01:14] } 21... Rd8? { [%eval 1.45] } { Mistake. e3 was best. } { [%clk 0:00:47] } 22. Nf4?! { [%eval 0.41] } { Inaccuracy. Bd4 was best. } { [%clk 0:01:09] } 22... c6?! { [%eval 1.14] } { Inaccuracy. e3 was best. } { [%clk 0:00:22] } 23. Ne6?! { [%eval 0.43] } { Inaccuracy. Ra7 was best. } { [%clk 0:01:12] } 23... Re8 { [%eval 0.54] [%clk 0:00:29] } 24. Qg5 { [%eval 0.0] [%clk 0:01:15] } 24... Rxe6?? { [%eval 6.61] } { Blunder. cxd5 was best. } { [%clk 0:00:20] } 25. dxe6 { [%eval 6.62] [%clk 0:01:03] } 25... Qxe6 { [%eval 6.59] [%clk 0:00:23] } 26. Ra8+ { [%eval 6.54] [%clk 0:00:53] } 26... Ne8 { [%eval 6.78] [%clk 0:00:17] } 27. Bxh8 { [%eval 6.58] [%clk 0:00:47] } 27... Kxh8 { [%eval 6.56] [%clk 0:00:21] } 28. Qd8 { [%eval 6.52] [%clk 0:00:51] } 1-0