Event: Norwegian Championship 2023 (Klasse 4)
Site: Oslo, Norway
Date: 2023-07-06
White: Endeberg, Ivar
WhiteElo: 1341
Black: Halvorsen, Frode
BlackElo: 1373
Result: 0-1
ECO: C41
Opening: Philidor Defense
Variant: Standard
TimeControl: 40/5400+30:1800+30

1. e4 { [%eval 0.36] [%clk 1:28:16] } 1... e5 { [%eval 0.35] [%clk 1:30:46] } 2. Nf3 { [%eval 0.29] [%clk 1:28:26] } 2... d6 { [%eval 0.64] [%clk 1:30:46] } 3. Bc4 { [%eval 0.32] [%clk 1:26:57] } 3... Be7 { [%eval 0.39] [%clk 1:31:00] } 4. O-O { [%eval 0.32] [%clk 1:26:00] } 4... Nf6 { [%eval 0.24] [%clk 1:30:55] } 5. d3 { [%eval 0.12] [%clk 1:23:41] } 5... Nc6 { [%eval 0.4] [%clk 1:30:54] } 6. a3 { [%eval 0.51] [%clk 1:21:42] } 6... Bg4 { [%eval 0.4] [%clk 1:30:49] } 7. Be3?! { [%eval -0.24] } { Inaccuracy. Nbd2 was best. } { [%clk 1:18:57] } 7... a6?! { [%eval 0.43] } { Inaccuracy. d5 was best. } { [%clk 1:30:13] } 8. Nc3 { [%eval 0.03] [%clk 1:16:16] } 8... Qd7 { [%eval 0.49] [%clk 1:25:07] } 9. h3 { [%eval 0.44] [%clk 1:04:57] } 9... Be6 { [%eval 0.71] [%clk 1:08:14] } 10. Bxe6 { [%eval 0.32] [%clk 0:59:45] } 10... Qxe6 { [%eval 0.4] [%clk 1:08:34] } 11. Qd2 { [%eval 0.09] [%clk 0:56:45] } 11... h6 { [%eval 0.38] [%clk 1:08:08] } 12. Nh4? { [%eval -0.78] } { Mistake. d4 was best. } { [%clk 0:51:17] } 12... Nxe4 { [%eval -0.62] [%clk 1:07:15] } 13. Nxe4?! { [%eval -1.56] } { Inaccuracy. dxe4 was best. } { [%clk 0:47:59] } 13... Bxh4 { [%eval -1.63] [%clk 1:07:33] } 14. f4 { [%eval -1.86] [%clk 0:46:22] } 14... f5 { [%eval -2.14] [%clk 1:01:43] } 15. Nc3 { [%eval -1.9] [%clk 0:42:23] } 15... O-O-O { [%eval -1.72] [%clk 1:01:16] } 16. fxe5 { [%eval -2.26] [%clk 0:39:07] } 16... Nxe5?! { [%eval -1.28] } { Inaccuracy. dxe5 was best. } { [%clk 1:00:05] } 17. Rf4?? { [%eval -3.78] } { Blunder. Ne2 was best. } { [%clk 0:33:39] } 17... Bg3?? { [%eval -1.64] } { Blunder. Bg5 was best. } { [%clk 0:56:41] } 18. Rb4?! { [%eval -2.54] } { Inaccuracy. Rff1 was best. } { [%clk 0:32:09] } 18... Qg6?! { [%eval -1.6] } { Inaccuracy. Nc6 was best. } { [%clk 0:45:36] } 19. Nd5 { [%eval -2.08] [%clk 0:28:39] } 19... Rde8 { [%eval -2.04] [%clk 0:44:35] } 20. Qc3?! { [%eval -3.04] } { Inaccuracy. Rf1 was best. } { [%clk 0:24:27] } 20... Nc6 { [%eval -2.92] [%clk 0:39:10] } 21. d4? { [%eval -4.72] } { Mistake. Rc4 was best. } { [%clk 0:15:43] } 21... Qf7?! { [%eval -3.29] } { Inaccuracy. Qe6 was best. } { [%clk 0:34:39] } 22. Rxb7? { [%eval -5.91] } { Mistake. Qb3 was best. } { [%clk 0:09:18] } 22... Kxb7 { [%eval -4.92] [%clk 0:31:06] } 23. Qb3+ { [%eval -5.16] [%clk 0:09:46] } 23... Ka7 { [%eval -5.4] [%clk 0:31:11] } 24. Qc4 { [%eval -6.54] [%clk 0:06:58] } 24... Na5 { [%eval -6.14] [%clk 0:26:45] } 25. Qc3 { [%eval -6.88] [%clk 0:03:37] } 25... Qxd5 { [%eval -6.89] [%clk 0:26:51] } 26. b4 { [%eval -8.02] [%clk 0:04:05] } 26... Nc4 { [%eval -8.31] [%clk 0:25:44] } 27. Bd2 { [%eval -9.77] [%clk 0:02:24] } 27... f4 { [%eval -9.8] [%clk 0:25:42] } 28. a4? { [%eval #-7] } { Checkmate is now unavoidable. Bxf4 was best. } { [%clk 0:02:16] } 28... Re2 { [%eval #-5] [%clk 0:25:53] } 0-1