Event: Round 2: Otfried Zerfass - Roland Ollenberger
Date: 2023-06-08
White: Otfried Zerfass
Black: Roland Ollenberger
Result: 0-1
ECO: B23
Opening: Sicilian Defense: Grand Prix Attack
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:59] } 1... c5 { [%eval 0.32] [%clk 1:30:50] } 2. Nc3 { [%eval 0.24] [%clk 1:31:22] } 2... Nc6 { [%eval 0.41] [%clk 1:31:11] } 3. f4?! { [%eval -0.22] } { Inaccuracy. Nf3 was best. } { [%clk 1:31:45] } 3... e6 { [%eval -0.12] [%clk 1:31:11] } 4. Nf3 { [%eval -0.13] [%clk 1:32:07] } 4... d5 { [%eval 0.0] [%clk 1:31:32] } 5. Bb5 { [%eval 0.0] [%clk 1:31:40] } 5... Nf6 { [%eval 0.44] [%clk 1:31:25] } 6. e5 { [%eval 0.35] [%clk 1:29:48] } 6... Nd7 { [%eval 0.24] [%clk 1:30:56] } 7. d4?! { [%eval -0.61] } { Inaccuracy. O-O was best. } { [%clk 1:29:42] } 7... a6 { [%eval -0.46] [%clk 1:26:17] } 8. Bxc6 { [%eval -0.5] [%clk 1:28:51] } 8... bxc6 { [%eval -0.45] [%clk 1:26:43] } 9. O-O { [%eval -0.39] [%clk 1:27:56] } 9... cxd4 { [%eval -0.61] [%clk 1:24:57] } 10. Nxd4 { [%eval -0.43] [%clk 1:28:04] } 10... c5 { [%eval -0.42] [%clk 1:24:59] } 11. Nf3 { [%eval -0.39] [%clk 1:27:30] } 11... g6 { [%eval -0.57] [%clk 1:21:12] } 12. Kh1 { [%eval -0.8] [%clk 1:11:08] } 12... Qb6 { [%eval -0.6] [%clk 1:13:07] } 13. b3 { [%eval -0.55] [%clk 1:09:18] } 13... Bg7 { [%eval -0.51] [%clk 1:12:50] } 14. Na4 { [%eval -0.43] [%clk 1:08:31] } 14... Qc6 { [%eval -0.42] [%clk 1:12:49] } 15. Qe1 { [%eval -0.35] [%clk 1:05:49] } 15... Bb7 { [%eval -0.4] [%clk 1:09:45] } 16. Ba3 { [%eval -0.36] [%clk 0:59:56] } 16... O-O { [%eval -0.37] [%clk 1:05:01] } 17. h4 { [%eval -0.62] [%clk 0:57:43] } 17... f6 { [%eval -0.6] [%clk 0:59:26] } 18. exf6? { [%eval -2.33] } { Mistake. Qg3 was best. } { [%clk 0:55:05] } 18... Rxf6 { [%eval -2.36] [%clk 0:59:38] } 19. Bb2 { [%eval -2.49] [%clk 0:53:55] } 19... d4 { [%eval -2.59] [%clk 0:58:41] } 20. Bc1? { [%eval -4.39] } { Mistake. Nxc5 was best. } { [%clk 0:53:06] } 20... Re8 { [%eval -3.56] [%clk 0:55:41] } 21. Nb2 { [%eval -4.26] [%clk 0:53:11] } 21... e5 { [%eval -4.43] [%clk 0:55:57] } 22. Nc4 { [%eval -4.24] [%clk 0:53:03] } 22... e4 { [%eval -4.48] [%clk 0:56:00] } 23. Na5 { [%eval -4.5] [%clk 0:53:03] } 23... Qc8 { [%eval -4.48] [%clk 0:56:08] } 24. Nxb7 { [%eval -5.36] [%clk 0:52:53] } 24... exf3 { [%eval -5.37] [%clk 0:55:59] } 0-1