Event: Biel Chess Festival WT2
Site: Biel, Switzerland
Date: 2024-07-24
White: Chappaz, Max
WhiteElo: 1854
Black: Dietiker, Manuel
BlackElo: 1990
Result: 0-1
ECO: B40
Opening: Sicilian Defense: French Variation
Variant: Standard
TimeControl: 45' + 10''/mv

1. e4 { [%eval 0.15] [%clk 0:45:17] } 1... c5 { [%eval 0.25] [%clk 0:45:15] } 2. Nf3 { [%eval 0.22] [%clk 0:45:17] } 2... e6 { [%eval 0.28] [%clk 0:45:21] } 3. g3 { [%eval 0.06] [%clk 0:45:08] } 3... Nc6 { [%eval 0.07] [%clk 0:45:18] } 4. Bg2 { [%eval 0.06] [%clk 0:45:08] } 4... d6 { [%eval 0.45] [%clk 0:44:33] } 5. O-O { [%eval 0.46] [%clk 0:45:05] } 5... g6 { [%eval 0.73] [%clk 0:44:12] } 6. c3 { [%eval 0.57] [%clk 0:44:51] } 6... Bg7 { [%eval 0.75] [%clk 0:41:04] } 7. d4 { [%eval 0.76] [%clk 0:44:12] } 7... cxd4 { [%eval 0.96] [%clk 0:41:11] } 8. cxd4 { [%eval 0.97] [%clk 0:44:14] } 8... Nge7 { [%eval 0.87] [%clk 0:41:11] } 9. Nc3 { [%eval 0.99] [%clk 0:43:49] } 9... O-O { [%eval 0.91] [%clk 0:40:06] } 10. h4 { [%eval 0.96] [%clk 0:41:09] } 10... e5 { [%eval 1.42] [%clk 0:35:06] } 11. d5 { [%eval 1.28] [%clk 0:38:09] } 11... Nd4 { [%eval 1.61] [%clk 0:35:14] } 12. Nxd4 { [%eval 1.58] [%clk 0:31:15] } 12... exd4 { [%eval 1.33] [%clk 0:35:22] } 13. Ne2 { [%eval 1.54] [%clk 0:31:16] } 13... Qb6 { [%eval 1.44] [%clk 0:34:37] } 14. Qd3 { [%eval 1.05] [%clk 0:31:03] } 14... Bg4 { [%eval 1.04] [%clk 0:24:02] } 15. f3?! { [%eval 0.42] } { Inaccuracy. a4 was best. } { [%clk 0:29:54] } 15... Bd7 { [%eval 0.49] [%clk 0:24:10] } 16. a4 { [%eval 0.48] [%clk 0:29:51] } 16... a6 { [%eval 0.66] [%clk 0:20:34] } 17. Rd1?? { [%eval -1.74] } { Blunder. Kh2 was best. } { [%clk 0:26:09] } 17... Nxd5 { [%eval -1.76] [%clk 0:19:57] } 18. Bd2 { [%eval -1.9] [%clk 0:15:41] } 18... Nb4 { [%eval -1.5] [%clk 0:18:18] } 19. Bxb4 { [%eval -1.35] [%clk 0:15:41] } 19... Qxb4 { [%eval -1.68] [%clk 0:18:26] } 20. b3?! { [%eval -2.97] } { Inaccuracy. Qd2 was best. } { [%clk 0:12:20] } 20... Rac8? { [%eval -1.56] } { Mistake. d5 was best. } { [%clk 0:14:15] } 21. Rab1? { [%eval -2.89] } { Mistake. Nxd4 was best. } { [%clk 0:09:51] } 21... d5 { [%eval -2.7] [%clk 0:09:36] } 22. f4? { [%eval -4.39] } { Mistake. Qd2 was best. } { [%clk 0:07:48] } 22... dxe4 { [%eval -4.71] [%clk 0:07:51] } 23. Bxe4 { [%eval -4.58] [%clk 0:07:55] } 23... Rfe8 { [%eval -4.41] [%clk 0:07:19] } 24. Rdc1 { [%eval -4.95] [%clk 0:07:00] } 24... Bc6 { [%eval -4.35] [%clk 0:06:11] } 25. Bxc6 { [%eval -4.65] [%clk 0:06:19] } 25... Rxc6 { [%eval -4.59] [%clk 0:06:04] } 26. Rxc6 { [%eval -4.81] [%clk 0:06:16] } 26... bxc6 { [%eval -4.75] [%clk 0:06:13] } 27. Qxa6? { [%eval -8.46] } { Mistake. Kf2 was best. } { [%clk 0:02:47] } 27... Qd2 { [%eval -7.25] [%clk 0:05:46] } 28. Kf1?? { [%eval #-9] } { Checkmate is now unavoidable. Kh2 was best. } { [%clk 0:01:52] } 28... d3 { [%eval #-8] [%clk 0:05:33] } 29. Ng1 { [%eval #-2] [%clk 0:01:39] } 29... Bd4 { [%eval #-1] [%clk 0:04:55] } 0-1