Event: Norwegian Championship 2023 (Mester)
Site: Oslo, Norway
Date: 2023-07-05
White: Kjolberg, Jens Hjorth
WhiteElo: 2148
Black: Oommen, John Samuel
BlackElo: 2005
Result: 1-0
ECO: D31
Opening: Semi-Slav Defense: Noteboom Variation
Variant: Standard
TimeControl: 40/5400+30:1800+30

1. d4 { [%eval 0.0] [%clk 1:30:59] } 1... d5 { [%eval 0.27] [%clk 1:30:50] } 2. c4 { [%eval 0.29] [%clk 1:31:23] } 2... e6 { [%eval 0.3] [%clk 1:31:01] } 3. Nc3 { [%eval 0.39] [%clk 1:31:46] } 3... c6 { [%eval 0.27] [%clk 1:31:24] } 4. Nf3 { [%eval 0.24] [%clk 1:31:36] } 4... dxc4 { [%eval 0.3] [%clk 1:31:02] } 5. a4 { [%eval 0.24] [%clk 1:30:17] } 5... Bb4 { [%eval 0.21] [%clk 1:31:09] } 6. e4 { [%eval -0.33] [%clk 1:30:14] } 6... b5 { [%eval 0.0] [%clk 1:29:11] } 7. Be2 { [%eval 0.0] [%clk 1:29:32] } 7... Nf6 { [%eval 0.44] [%clk 1:17:18] } 8. O-O { [%eval 0.4] [%clk 1:24:57] } 8... O-O { [%eval 0.95] [%clk 1:05:09] } 9. Bg5 { [%eval 0.45] [%clk 1:13:06] } 9... h6 { [%eval 0.58] [%clk 1:02:14] } 10. Bh4 { [%eval 0.48] [%clk 0:58:25] } 10... g5?! { [%eval 1.23] } { Inaccuracy. Be7 was best. } { [%clk 1:01:05] } 11. Nxg5 { [%eval 1.1] [%clk 0:50:05] } 11... hxg5 { [%eval 1.61] [%clk 1:00:59] } 12. Bxg5 { [%eval 0.77] [%clk 0:50:16] } 12... Be7? { [%eval 2.29] } { Mistake. e5 was best. } { [%clk 1:00:05] } 13. e5 { [%eval 2.05] [%clk 0:45:58] } 13... Nd5 { [%eval 2.07] [%clk 0:51:10] } 14. Bxe7?! { [%eval 1.42] } { Inaccuracy. Bh6 was best. } { [%clk 0:39:56] } 14... Qxe7 { [%eval 2.14] [%clk 0:44:55] } 15. Ra3 { [%eval 1.73] [%clk 0:30:34] } 15... b4?? { [%eval 8.34] } { Blunder. f5 was best. } { [%clk 0:21:12] } 16. Nxd5 { [%eval 7.45] } 16... exd5 { [%eval 8.65] [%clk 0:21:41] } 17. Rg3+ { [%eval 8.5] [%clk 0:28:08] } 17... Kh7? { [%eval #6] } { Checkmate is now unavoidable. Kh8 was best. } { [%clk 0:17:03] } 18. Bd3+ { [%eval #5] [%clk 0:25:39] } 18... Kh6 { [%eval #5] [%clk 0:13:13] } 19. Qd2+ { [%eval #4] [%clk 0:25:14] } 19... Kh5 { [%eval #4] [%clk 0:13:36] } 20. Be2+ { [%eval #3] [%clk 0:24:56] } 20... Bg4 { [%eval #3] [%clk 0:13:40] } 21. Bxg4+ { [%eval #4] [%clk 0:23:06] } 21... Kg6 { [%eval #4] [%clk 0:14:04] } 22. Be6+ { [%eval #3] [%clk 0:21:46] } 22... Kh5 { [%eval #3] [%clk 0:13:52] } 23. Rh3+ { [%eval #2] [%clk 0:21:15] } 1-0