Event: Biel Chess Festival 2025 Rapid
Site: Biel, Switzerland
Date: 2025-07-13
White: Schweizer, Simon
WhiteElo: 2131
Black: Leonov, Leonid
BlackElo: 1894
Result: 1-0
ECO: C47
Opening: Four Knights Game: Glek System
Variant: Standard
TimeControl: 15 min + 5 sec per move

1. e4 { [%eval 0.18] [%clk 0:15:07] } 1... e5 { [%eval 0.22] [%clk 0:15:02] } 2. Nf3 { [%eval 0.13] [%clk 0:15:10] } 2... Nc6 { [%eval 0.21] [%clk 0:15:05] } 3. Nc3 { [%eval 0.06] [%clk 0:15:14] } 3... Nf6 { [%eval 0.07] [%clk 0:15:08] } 4. g3 { [%eval -0.07] [%clk 0:15:17] } 4... Bc5 { [%eval -0.08] [%clk 0:15:02] } 5. Bg2 { [%eval -0.1] [%clk 0:15:21] } 5... d6 { [%eval -0.07] [%clk 0:15:04] } 6. d3 { [%eval -0.1] [%clk 0:15:24] } 6... a5 { [%eval -0.12] [%clk 0:15:08] } 7. h3 { [%eval -0.12] [%clk 0:15:27] } 7... O-O { [%eval -0.1] [%clk 0:15:08] } 8. O-O { [%eval -0.09] [%clk 0:15:30] } 8... h6 { [%eval -0.07] [%clk 0:15:04] } 9. Kh2 { [%eval -0.13] [%clk 0:15:34] } 9... Be6 { [%eval -0.03] [%clk 0:14:51] } 10. Nd2 { [%eval -0.35] [%clk 0:15:37] } 10... d5 { [%eval -0.33] [%clk 0:14:33] } 11. f4 { [%eval -0.4] [%clk 0:15:41] } 11... exf4 { [%eval -0.36] [%clk 0:14:29] } 12. gxf4 { [%eval -0.3] [%clk 0:15:44] } 12... dxe4 { [%eval 0.02] [%clk 0:14:09] } 13. Ndxe4?! { [%eval -0.56] } { Inaccuracy. dxe4 was best. } { [%clk 0:15:46] } 13... Bd4 { [%eval -0.62] [%clk 0:13:35] } 14. Nxf6+ { [%eval -0.74] [%clk 0:14:53] } 14... Bxf6 { [%eval -0.48] [%clk 0:13:13] } 15. Ne4 { [%eval -0.92] [%clk 0:14:53] } 15... Bd4? { [%eval 0.43] } { Mistake. Nd4 was best. } { [%clk 0:12:48] } 16. c3 { [%eval 0.65] [%clk 0:14:52] } 16... Bb6?? { [%eval 3.33] } { Blunder. Bf6 was best. } { [%clk 0:12:52] } 17. f5 { [%eval 3.27] [%clk 0:14:53] } 17... Bd5 { [%eval 3.69] [%clk 0:12:43] } 18. f6 { [%eval 3.64] [%clk 0:12:54] } 18... g5?? { [%eval #13] } { Checkmate is now unavoidable. Re8 was best. } { [%clk 0:12:25] } 19. Qh5 { [%eval 11.38] [%clk 0:12:13] } 19... Bxe4 { [%eval #11] [%clk 0:10:34] } 20. Bxe4 { [%eval #10] [%clk 0:12:11] } 20... Qd6+ { [%eval #8] [%clk 0:10:16] } 21. Kh1 { [%eval #9] [%clk 0:12:12] } 21... Bg1 { [%eval #6] [%clk 0:07:57] } 22. Rxg1 { [%eval #5] [%clk 0:12:08] } 22... Qxf6 { [%eval #5] [%clk 0:08:00] } 23. Bxg5 { [%eval #4] [%clk 0:12:10] } 1-0