Event: Icelandic Open 2025
Site: Blonduos, Iceland
Date: 2025-06-19
White: Thorfinnsson, Bjorn
WhiteTitle: IM
WhiteElo: 2367
Black: Omarsson, Josef
BlackElo: 2030
Result: 0-1
ECO: B07
Opening: Pirc Defense: Byrne Variation
Variant: Standard
TimeControl: 90+30+15

1. e4 { [%eval 0.18] [%clk 1:30:23] } 1... d6 { [%eval 0.43] [%clk 1:30:31] } 2. d4 { [%eval 0.43] [%clk 1:30:34] } 2... Nf6 { [%eval 0.43] [%clk 1:30:37] } 3. Nc3 { [%eval 0.38] [%clk 1:30:56] } 3... g6 { [%eval 0.63] [%clk 1:30:36] } 4. Bg5 { [%eval 0.33] [%clk 1:31:17] } 4... Bg7 { [%eval 0.39] [%clk 1:30:31] } 5. e5 { [%eval 0.18] [%clk 1:31:25] } 5... Nfd7 { [%eval 0.23] [%clk 1:24:53] } 6. exd6 { [%eval 0.24] [%clk 1:31:40] } 6... cxd6 { [%eval 0.17] [%clk 1:25:03] } 7. Qd2 { [%eval 0.12] [%clk 1:32:04] } 7... Nf6 { [%eval 0.12] [%clk 1:21:17] } 8. Bh6 { [%eval 0.3] [%clk 1:32:17] } 8... O-O { [%eval 0.65] [%clk 1:20:34] } 9. Bxg7 { [%eval 0.34] [%clk 1:26:43] } 9... Kxg7 { [%eval 0.34] [%clk 1:20:46] } 10. O-O-O { [%eval -0.02] [%clk 1:27:08] } 10... Bd7 { [%eval 0.35] [%clk 1:16:44] } 11. h3?! { [%eval -0.47] } { Inaccuracy. Nf3 was best. } { [%clk 1:25:13] } 11... b5?! { [%eval 0.45] } { Inaccuracy. Qa5 was best. } { [%clk 1:14:42] } 12. Nxb5?! { [%eval -0.25] } { Inaccuracy. Bxb5 was best. } { [%clk 0:46:05] } 12... Qb6 { [%eval -0.3] [%clk 1:12:49] } 13. Na3?! { [%eval -1.1] } { Inaccuracy. Nc3 was best. } { [%clk 0:46:21] } 13... Rc8 { [%eval -0.57] [%clk 1:03:21] } 14. d5 { [%eval -0.62] [%clk 0:12:14] } 14... Na6 { [%eval -0.67] [%clk 0:59:11] } 15. Bxa6?! { [%eval -1.54] } { Inaccuracy. Qd4 was best. } { [%clk 0:08:41] } 15... Qxa6?! { [%eval -0.43] } { Inaccuracy. Rab8 was best. } { [%clk 0:59:32] } 16. Ne2 { [%eval -0.54] [%clk 0:07:24] } 16... Rab8?! { [%eval 0.47] } { Inaccuracy. Rc5 was best. } { [%clk 0:59:06] } 17. Rhe1 { [%eval 0.61] [%clk 0:06:33] } 17... Rc7 { [%eval 0.6] [%clk 0:51:45] } 18. Nd4?? { [%eval -1.55] } { Blunder. Nc3 was best. } { [%clk 0:02:43] } 18... Nxd5 { [%eval -1.06] [%clk 0:49:27] } 19. Nb3? { [%eval -2.44] } { Mistake. Qd3 was best. } { [%clk 0:01:42] } 19... e6?? { [%eval -0.39] } { Blunder. Be6 was best. } { [%clk 0:44:19] } 20. Kb1 { [%eval -0.52] [%clk 0:01:16] } 20... Rb6 { [%eval -0.26] [%clk 0:38:19] } 21. c4 { [%eval -0.27] [%clk 0:01:39] } 21... Nf6?! { [%eval 0.3] } { Inaccuracy. Nb4 was best. } { [%clk 0:36:37] } 22. g4 { [%eval 0.26] [%clk 0:01:43] } 22... e5?! { [%eval 1.36] } { Inaccuracy. Kg8 was best. } { [%clk 0:36:13] } 23. c5? { [%eval 0.06] } { Mistake. f4 was best. } { [%clk 0:01:52] } 23... dxc5 { [%eval 0.05] [%clk 0:35:22] } 24. Rxe5 { [%eval -0.35] [%clk 0:02:10] } 24... Be6 { [%eval -0.17] [%clk 0:34:57] } 25. Qc3 { [%eval -0.2] [%clk 0:02:01] } 25... Bxb3 { [%eval -0.22] [%clk 0:33:19] } 26. axb3 { [%eval -0.38] [%clk 0:02:13] } 26... Rcb7 { [%eval -0.46] [%clk 0:29:50] } 27. g5?? { [%eval -5.02] } { Blunder. Qc4 was best. } { [%clk 0:01:19] } 27... Rxb3 { [%eval -5.05] [%clk 0:30:03] } 28. gxf6+ { [%eval -5.03] [%clk 0:01:44] } 28... Qxf6 { [%eval -4.98] [%clk 0:30:25] } 29. Qxc5 { [%eval -4.92] [%clk 0:01:45] } 29... Rxb2+ { [%eval -4.87] [%clk 0:28:49] } 30. Ka1? { [%eval -9.8] } { Mistake. Kc1 was best. } { [%clk 0:02:12] } 30... Qf3 { [%eval -8.16] [%clk 0:26:54] } 31. Rb1? { [%eval #-5] } { Checkmate is now unavoidable. Re2 was best. } { [%clk 0:01:06] } 31... Qb3 { [%eval #-4] [%clk 0:27:19] } 0-1