Event: Norwegian Championship 2023 (Mester)
Site: Oslo, Norway
Date: 2023-07-03
White: Diesen, Bruce
WhiteTitle: FM
WhiteElo: 2133
Black: Oksendal, Martin
BlackElo: 2112
Result: 1/2-1/2
ECO: B90
Opening: Sicilian Defense: Najdorf Variation, English Attack
Variant: Standard
TimeControl: 40/5400+30:1800+30

1. e4 { [%eval 0.36] [%clk 1:30:59] } 1... c5 { [%eval 0.32] [%clk 1:30:30] } 2. Nf3 { [%eval 0.0] [%clk 1:31:27] } 2... d6 { [%eval 0.0] [%clk 1:30:51] } 3. d4 { [%eval 0.25] [%clk 1:31:55] } 3... cxd4 { [%eval 0.13] [%clk 1:31:17] } 4. Nxd4 { [%eval 0.27] [%clk 1:32:23] } 4... Nf6 { [%eval 0.3] [%clk 1:31:40] } 5. Nc3 { [%eval 0.21] [%clk 1:32:50] } 5... a6 { [%eval 0.39] [%clk 1:31:57] } 6. Be3 { [%eval 0.12] [%clk 1:33:01] } 6... e5 { [%eval 0.31] [%clk 1:30:22] } 7. Nb3 { [%eval 0.25] [%clk 1:33:12] } 7... Be6 { [%eval 0.11] [%clk 1:30:38] } 8. Qd2 { [%eval 0.34] [%clk 1:31:30] } 8... Be7 { [%eval 0.39] [%clk 1:30:17] } 9. f3 { [%eval 0.43] [%clk 1:31:36] } 9... h5 { [%eval 0.39] [%clk 1:30:44] } 10. Be2 { [%eval 0.44] [%clk 1:26:53] } 10... Nbd7 { [%eval 0.55] [%clk 1:31:03] } 11. Nd5 { [%eval 0.37] [%clk 1:26:16] } 11... Bxd5 { [%eval 0.41] [%clk 1:31:27] } 12. exd5 { [%eval 0.39] [%clk 1:26:37] } 12... Qc7 { [%eval 0.55] [%clk 1:31:54] } 13. c4 { [%eval 0.33] [%clk 1:26:18] } 13... a5 { [%eval 0.25] [%clk 1:31:59] } 14. Rc1 { [%eval 0.24] [%clk 1:23:22] } 14... b6 { [%eval 0.33] [%clk 1:31:12] } 15. O-O { [%eval 0.46] [%clk 1:22:56] } 15... Nc5 { [%eval 0.52] [%clk 1:23:38] } 16. Nxc5 { [%eval 0.59] [%clk 1:08:21] } 16... bxc5 { [%eval 0.61] [%clk 1:19:45] } 17. Rc2 { [%eval 0.09] [%clk 1:02:43] } 17... Nd7?! { [%eval 0.64] } { Inaccuracy. h4 was best. } { [%clk 1:15:04] } 18. f4?! { [%eval -0.13] } { Inaccuracy. g4 was best. } { [%clk 0:56:47] } 18... exf4 { [%eval -0.14] [%clk 1:08:54] } 19. Bxf4 { [%eval -0.13] [%clk 0:56:39] } 19... Bf6 { [%eval -0.06] [%clk 1:08:20] } 20. Bf3 { [%eval -0.36] [%clk 0:50:35] } 20... Ne5 { [%eval -0.3] [%clk 1:03:42] } 21. Bg5?! { [%eval -0.85] } { Inaccuracy. Rcc1 was best. } { [%clk 0:40:55] } 21... Bxg5 { [%eval -0.43] [%clk 0:52:13] } 22. Qxg5 { [%eval -0.38] [%clk 0:41:15] } 22... g6 { [%eval -0.38] [%clk 0:51:27] } 23. Bd1 { [%eval -0.39] [%clk 0:29:17] } 23... Qe7 { [%eval -0.27] [%clk 0:49:52] } 24. Qg3?! { [%eval -1.15] } { Inaccuracy. Rf6 was best. } { [%clk 0:25:10] } 24... Kf8 { [%eval -1.35] [%clk 0:44:08] } 25. Rcf2 { [%eval -0.96] [%clk 0:23:44] } 25... a4 { [%eval -1.02] [%clk 0:40:26] } 26. Qc3 { [%eval -1.39] [%clk 0:21:36] } 26... Kg7?! { [%eval -0.6] } { Inaccuracy. f5 was best. } { [%clk 0:37:13] } 27. h3?! { [%eval -1.4] } { Inaccuracy. Rxf7+ was best. } { [%clk 0:13:45] } 1/2-1/2