Event: 46th International Chess Open Citta di Arco - B
Date: 2024-10-12
White: Biffi, Roberto
WhiteElo: 1696
Black: Pruesse, Horst
BlackElo: 2044
Result: 0-1
ECO: B28
Opening: Sicilian Defense: O'Kelly Variation, Venice System, Barcza Line
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:52] } 1... c5 { [%eval 0.25] [%clk 1:25:10] } 2. Nf3 { [%eval 0.28] [%clk 1:30:50] } 2... a6 { [%eval 0.53] [%clk 1:25:26] } 3. c3 { [%eval 0.32] [%clk 1:29:49] } 3... Nf6 { [%eval 0.39] [%clk 1:25:53] } 4. Qe2 { [%eval 0.0] [%clk 1:28:56] } 4... Qc7 { [%eval 0.22] [%clk 1:22:38] } 5. d4 { [%eval 0.0] [%clk 1:27:33] } 5... cxd4 { [%eval 0.07] [%clk 1:23:03] } 6. Nxd4 { [%eval -0.26] [%clk 1:26:43] } 6... e5 { [%eval -0.23] [%clk 1:15:38] } 7. Nf3 { [%eval -0.42] [%clk 1:21:48] } 7... Be7 { [%eval -0.36] [%clk 1:14:40] } 8. Bg5 { [%eval -0.27] [%clk 1:09:34] } 8... d6 { [%eval -0.32] [%clk 1:08:13] } 9. Nbd2 { [%eval -0.49] [%clk 1:04:18] } 9... O-O { [%eval -0.39] [%clk 1:07:02] } 10. h4 { [%eval -0.61] [%clk 0:48:11] } 10... Bg4?! { [%eval 0.0] } { Inaccuracy. Nbd7 was best. } { [%clk 0:58:43] } 11. g3?! { [%eval -0.77] } { Inaccuracy. Bxf6 was best. } { [%clk 0:43:57] } 11... Nc6?! { [%eval 0.23] } { Inaccuracy. Nbd7 was best. } { [%clk 0:52:48] } 12. Bh3?! { [%eval -0.32] } { Inaccuracy. Bxf6 was best. } { [%clk 0:38:16] } 12... Bxh3 { [%eval -0.45] [%clk 0:49:27] } 13. Rxh3 { [%eval -0.4] [%clk 0:34:00] } 13... Qd7 { [%eval -0.06] [%clk 0:49:56] } 14. Bxf6?? { [%eval -3.22] } { Blunder. Rh1 was best. } { [%clk 0:28:21] } 14... Qxh3 { [%eval -3.32] [%clk 0:49:20] } 15. Bxe7 { [%eval -3.22] [%clk 0:22:06] } 15... Nxe7 { [%eval -3.2] [%clk 0:49:44] } 16. Ng5 { [%eval -3.4] [%clk 0:19:01] } 16... Qd7 { [%eval -3.41] [%clk 0:49:28] } 17. O-O-O { [%eval -3.29] [%clk 0:12:06] } 17... f6 { [%eval -3.16] [%clk 0:45:51] } 18. Qc4+ { [%eval -3.56] [%clk 0:10:06] } 18... d5 { [%eval -3.49] [%clk 0:45:26] } 19. exd5 { [%eval -3.33] [%clk 0:08:01] } 19... Qxd5? { [%eval -1.65] } { Mistake. fxg5 was best. } { [%clk 0:45:14] } 20. Ne6 { [%eval -1.73] [%clk 0:05:42] } 20... Rf7 { [%eval -1.65] [%clk 0:41:05] } 21. Nc7 { [%eval -1.61] [%clk 0:04:50] } 21... Qxc4 { [%eval -1.76] [%clk 0:40:31] } 22. Nxc4 { [%eval -1.56] [%clk 0:05:09] } 22... Rc8 { [%eval -1.65] [%clk 0:40:42] } 23. Ne6 { [%eval -1.54] [%clk 0:04:26] } 23... Nf5 { [%eval -1.46] [%clk 0:32:17] } 24. g4 { [%clk 0:01:33] } 24... Nxh4 { [%clk 0:28:03] } 25. Nd6 { [%clk 0:01:41] } 25... Rc6 { [%clk 0:28:04] } 26. Nd8 { [%clk 0:00:57] } 26... Rfc7 { [%clk 0:24:48] } 27. Nxc6 { [%clk 0:00:51] } 27... bxc6 { [%clk 0:23:47] } 28. Ne4 0-1