Event: Reykjavik Open 2025
Site: Reykjavik, Iceland
Date: 2025-04-09
White: Le Pen, Steven
WhiteElo: 2125
Black: Stefansson, Vignir Vatnar
BlackTitle: GM
BlackElo: 2536
Result: 0-1
ECO: B42
Opening: Sicilian Defense: Kan Variation, Swiss Cheese Variation
Variant: Standard
TimeControl: 90+30 +30 after 40 moves

1. e4 { [%eval 0.18] [%clk 1:00:49] } 1... c5 { [%eval 0.25] [%clk 1:30:48] } 2. Nf3 { [%eval 0.2] [%clk 1:01:02] } 2... e6 { [%eval 0.28] [%clk 1:31:13] } 3. d4 { [%eval 0.4] [%clk 1:01:03] } 3... cxd4 { [%eval 0.29] [%clk 1:31:37] } 4. Nxd4 { [%eval 0.23] [%clk 1:01:30] } 4... a6 { [%eval 0.42] [%clk 1:31:58] } 5. Bd3 { [%eval 0.45] [%clk 1:01:13] } 5... g6 { [%eval 0.65] [%clk 1:32:22] } 6. O-O { [%eval 0.6] [%clk 1:00:03] } 6... Bg7 { [%eval 0.5] [%clk 1:32:46] } 7. Be3 { [%eval 0.64] [%clk 0:56:39] } 7... Ne7 { [%eval 0.56] [%clk 1:32:51] } 8. c4 { [%eval 0.63] [%clk 0:54:53] } 8... O-O { [%eval 0.61] [%clk 1:29:57] } 9. Nc3 { [%eval 0.64] [%clk 0:53:40] } 9... d5 { [%eval 0.5] [%clk 1:28:19] } 10. cxd5 { [%eval 0.46] [%clk 0:50:52] } 10... exd5 { [%eval 0.56] [%clk 1:28:42] } 11. Rc1 { [%eval 0.39] [%clk 0:46:44] } 11... Nd7 { [%eval 0.39] [%clk 1:21:54] } 12. Nb3 { [%eval 0.19] [%clk 0:32:26] } 12... Nf6 { [%eval 0.16] [%clk 0:54:10] } 13. Bd4 { [%eval 0.01] [%clk 0:24:44] } 13... dxe4 { [%eval 0.06] [%clk 0:40:14] } 14. Nxe4 { [%eval 0.0] [%clk 0:24:56] } 14... Nf5 { [%eval 0.0] [%clk 0:40:22] } 15. Bc3 { [%eval 0.0] [%clk 0:18:46] } 15... Re8 { [%eval -0.02] [%clk 0:35:05] } 16. Qf3 { [%eval 0.02] [%clk 0:13:09] } 16... Nxe4 { [%eval 0.0] [%clk 0:31:58] } 17. Bxe4 { [%eval 0.0] [%clk 0:13:12] } 17... Nh4 { [%eval 0.0] [%clk 0:32:06] } 18. Qd3 { [%eval 0.0] [%clk 0:10:50] } 18... Qxd3 { [%eval -0.04] [%clk 0:26:42] } 19. Bxd3 { [%eval -0.08] [%clk 0:11:18] } 19... Be6 { [%eval -0.07] [%clk 0:26:46] } 20. Bxg7 { [%eval -0.04] [%clk 0:08:09] } 20... Kxg7 { [%eval -0.03] [%clk 0:26:55] } 21. f3 { [%eval -0.08] [%clk 0:06:12] } 21... Rad8 { [%eval -0.02] [%clk 0:15:20] } 22. Rfd1 { [%eval -0.06] [%clk 0:04:27] } 22... Rd6 { [%eval 0.0] [%clk 0:11:55] } 23. Be4 { [%eval 0.0] [%clk 0:02:51] } 23... Rb6 { [%eval 0.0] [%clk 0:12:19] } 24. Rc7 { [%eval 0.0] [%clk 0:01:40] } 24... Rb8?? { [%eval 2.14] } { Blunder. Nf5 was best. } { [%clk 0:08:41] } 25. Nc5 { [%eval 2.11] [%clk 0:02:09] } 25... Bxa2 { [%eval 2.08] [%clk 0:08:21] } 26. g3?! { [%eval 1.34] } { Inaccuracy. b3 was best. } { [%clk 0:00:55] } 26... Nf5?! { [%eval 2.03] } { Inaccuracy. Nxf3+ was best. } { [%clk 0:08:28] } 27. Bxf5?? { [%eval 0.0] } { Blunder. g4 was best. } { [%clk 0:00:48] } 27... gxf5 { [%eval 0.0] [%clk 0:08:53] } 28. Rdd7?? { [%eval -3.02] } { Blunder. b3 was best. } { [%clk 0:00:33] } 28... Rxb2 { [%eval -2.97] [%clk 0:08:58] } 29. Nxb7? { [%eval -4.79] } { Mistake. Rxb7 was best. } { [%clk 0:00:38] } 29... Be6 { [%eval -4.78] [%clk 0:05:08] } 30. Re7 { [%eval -3.65] [%clk 0:00:43] } 30... Bd5 { [%eval -3.63] [%clk 0:05:33] } 31. Nd6 { [%eval -3.43] [%clk 0:00:48] } 31... Rd2 { [%eval -3.09] [%clk 0:05:05] } 32. Nxf5+?! { [%eval -4.74] } { Inaccuracy. Re1 was best. } { [%clk 0:00:41] } 32... Kf6 { [%eval -5.0] [%clk 0:05:23] } 33. Ne3 { [%eval -4.97] [%clk 0:00:34] } 33... Rb1+ { [%eval -4.9] [%clk 0:05:47] } 34. Nf1 { [%eval -4.95] [%clk 0:01:03] } 34... Rdd1 { [%eval -4.84] [%clk 0:06:05] } 0-1