Event: Round 9: Boersma, Jan - Guillaumond, Matthieu
Date: 2025-07-30
White: Boersma, Jan
WhiteElo: 2051
Black: Guillaumond, Matthieu
BlackElo: 1992
Result: 1/2-1/2
ECO: B23
Opening: Sicilian Defense: Closed, Traditional
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:58] } 1... c5 { [%eval 0.25] [%clk 1:30:56] } 2. Nc3 { [%eval 0.26] [%clk 1:31:23] } 2... Nc6 { [%eval 0.16] [%clk 1:31:21] } 3. Bb5 { [%eval 0.0] [%clk 1:31:39] } 3... Nd4 { [%eval 0.0] [%clk 1:31:41] } 4. Nf3 { [%eval 0.0] [%clk 1:32:03] } 4... a6 { [%eval 0.0] [%clk 1:31:45] } 5. Bd3 { [%eval 0.0] [%clk 1:32:26] } 5... g6 { [%eval 0.0] [%clk 1:31:53] } 6. O-O { [%eval 0.0] [%clk 1:32:24] } 6... Bg7 { [%eval 0.04] [%clk 1:32:17] } 7. Nxd4 { [%eval -0.22] [%clk 1:32:39] } 7... cxd4 { [%eval -0.24] [%clk 1:32:45] } 8. Ne2 { [%eval -0.3] [%clk 1:33:00] } 8... d5 { [%eval -0.19] [%clk 1:33:08] } 9. exd5 { [%eval -0.24] [%clk 1:33:10] } 9... Qxd5 { [%eval -0.24] [%clk 1:33:36] } 10. c3 { [%eval -0.27] [%clk 1:33:27] } 10... Bd7 { [%eval -0.27] [%clk 1:27:51] } 11. c4 { [%eval -0.78] [%clk 1:29:34] } 11... Qd6 { [%eval -0.69] [%clk 1:25:12] } 12. Be4 { [%eval -1.13] [%clk 1:26:07] } 12... f5?! { [%eval -0.55] } { Inaccuracy. Nf6 was best. } { [%clk 1:06:28] } 13. Bxb7 { [%eval -0.53] [%clk 1:24:37] } 13... Rb8 { [%eval -0.49] [%clk 1:06:49] } 14. Bf3?! { [%eval -1.17] } { Inaccuracy. c5 was best. } { [%clk 1:25:00] } 14... e5? { [%eval 0.1] } { Mistake. d3 was best. } { [%clk 1:07:01] } 15. d3 { [%eval 0.2] [%clk 1:25:25] } 15... Nf6 { [%eval 0.18] [%clk 1:07:12] } 16. g3 { [%eval 0.28] [%clk 1:22:22] } 16... O-O { [%eval 0.28] [%clk 1:06:21] } 17. Bg2 { [%eval -0.23] [%clk 1:22:23] } 17... Bc6?! { [%eval 0.36] } { Inaccuracy. h6 was best. } { [%clk 0:46:21] } 18. f3? { [%eval -0.95] } { Mistake. Bxc6 was best. } { [%clk 1:19:13] } 1/2-1/2