Event: Norwegian Championship 2023 (Klasse 1)
Site: Oslo, Norway
Date: 2023-07-03
White: Lange, David
WhiteElo: 1987
Black: Heier, Odin Nikolai
BlackElo: 1893
Result: 1-0
ECO: D02
Opening: Queen's Pawn Game: Symmetrical Variation
Variant: Standard
TimeControl: 40/5400+30:1800+30

1. d4 { [%eval 0.0] [%clk 1:30:57] } 1... d5 { [%eval 0.27] [%clk 1:30:53] } 2. Nf3 { [%eval 0.28] [%clk 1:31:13] } 2... Nf6 { [%eval 0.25] [%clk 1:31:14] } 3. c4 { [%eval 0.16] [%clk 1:31:07] } 3... e6 { [%eval 0.17] [%clk 1:31:32] } 4. e3 { [%eval 0.12] [%clk 1:31:16] } 4... Be7 { [%eval 0.02] [%clk 1:31:47] } 5. Nc3 { [%eval 0.0] [%clk 1:31:25] } 5... O-O { [%eval 0.08] [%clk 1:31:42] } 6. Bd3 { [%eval -0.25] [%clk 1:31:26] } 6... b6?! { [%eval 0.32] } { Inaccuracy. dxc4 was best. } { [%clk 1:31:20] } 7. O-O { [%eval 0.0] [%clk 1:30:30] } 7... Bb7 { [%eval 0.33] [%clk 1:30:38] } 8. cxd5 { [%eval 0.22] [%clk 1:29:18] } 8... exd5 { [%eval 0.31] [%clk 1:30:44] } 9. Ne5 { [%eval 0.14] [%clk 1:27:25] } 9... Nbd7 { [%eval 0.24] [%clk 1:30:31] } 10. f4 { [%eval 0.07] [%clk 1:27:36] } 10... c5 { [%eval 0.34] [%clk 1:28:30] } 11. Bd2 { [%eval -0.03] [%clk 1:25:35] } 11... Ne4 { [%eval 0.03] [%clk 1:26:42] } 12. Rc1?! { [%eval -0.53] } { Inaccuracy. Be1 was best. } { [%clk 1:17:37] } 12... cxd4 { [%eval -0.11] [%clk 1:17:26] } 13. exd4 { [%eval -0.07] [%clk 1:17:58] } 13... Nxe5 { [%eval -0.19] [%clk 1:17:42] } 14. fxe5?! { [%eval -0.88] } { Inaccuracy. dxe5 was best. } { [%clk 1:17:38] } 14... Nxd2 { [%eval -0.97] [%clk 1:17:53] } 15. Qxd2 { [%eval -0.94] [%clk 1:18:02] } 15... Bg5 { [%eval -0.92] [%clk 1:18:15] } 16. Qc2 { [%eval -1.28] [%clk 1:15:02] } 16... Bxc1 { [%eval -1.11] [%clk 1:18:37] } 17. Qxc1 { [%eval -1.17] [%clk 1:15:15] } 17... h6? { [%eval 0.0] } { Mistake. Qe7 was best. } { [%clk 0:36:38] } 18. Rf6 { [%eval 0.0] [%clk 0:59:42] } 18... Qe7?! { [%eval 0.92] } { Inaccuracy. Rc8 was best. } { [%clk 0:21:00] } 19. Qf4 { [%eval 0.85] [%clk 0:53:30] } 19... Rfe8?? { [%eval 2.72] } { Blunder. Rac8 was best. } { [%clk 0:13:20] } 20. Qf5 { [%eval 2.75] [%clk 0:51:14] } 20... g6 { [%eval 2.79] [%clk 0:12:13] } 21. Qf4 { [%eval 2.67] [%clk 0:49:57] } 21... Kg7 { [%eval 2.81] [%clk 0:11:38] } 22. Nb5 { [%eval 2.74] [%clk 0:42:57] } 22... Rf8? { [%eval 5.48] } { Mistake. Bc8 was best. } { [%clk 0:10:29] } 23. Nd6 { [%eval 5.51] [%clk 0:42:29] } 23... Bc8 { [%eval 4.75] [%clk 0:10:17] } 24. h4 { [%eval 4.83] } 24... Qd7 { [%eval 5.87] [%clk 0:00:50] } 25. Nf5+?! { [%eval 4.42] } { Inaccuracy. e6 was best. } { [%clk 0:38:58] } 25... Kg8?? { [%eval #11] } { Checkmate is now unavoidable. Qxf5 was best. } { [%clk 0:00:38] } 26. Qxh6?? { [%eval 5.39] } { Lost forced checkmate sequence. Nxh6+ was best. } { [%clk 0:39:08] } 26... gxf5?? { [%eval #2] } { Checkmate is now unavoidable. Qxf5 was best. } { [%clk 0:00:50] } 27. Qg5+ { [%eval #1] [%clk 0:39:27] } 27... Kh8 { [%eval #1] [%clk 0:00:50] } 28. Rh6# 1-0