Event: Norwegian Championship 2023
Site: Oslo, Norway
Date: 2023-07-01
White: Romanov, Evgeny
WhiteTitle: GM
WhiteElo: 2555
Black: Kvaloy, Aksel Bu
BlackTitle: FM
BlackElo: 2347
Result: 1-0
ECO: E51
Opening: Nimzo-Indian Defense: Normal Variation, Ragozin Variation
Variant: Standard
TimeControl: 40/5400+30:1800+30

1. d4 { [%eval 0.0] [%clk 1:30:25] } 1... Nf6 { [%eval 0.28] [%clk 1:30:52] } 2. c4 { [%eval 0.16] [%clk 1:30:48] } 2... e6 { [%eval 0.23] [%clk 1:31:12] } 3. Nf3 { [%eval 0.0] [%clk 1:31:08] } 3... d5 { [%eval 0.17] [%clk 1:31:28] } 4. Nc3 { [%eval 0.0] [%clk 1:31:30] } 4... Bb4 { [%eval 0.15] [%clk 1:31:27] } 5. e3 { [%eval 0.0] [%clk 1:31:41] } 5... O-O { [%eval 0.13] [%clk 1:31:06] } 6. Bd2 { [%eval 0.03] [%clk 1:31:59] } 6... b6 { [%eval 0.21] [%clk 1:30:16] } 7. cxd5 { [%eval 0.11] [%clk 1:32:03] } 7... exd5 { [%eval 0.07] [%clk 1:30:26] } 8. Rc1 { [%eval 0.08] [%clk 1:32:25] } 8... a6 { [%eval 0.35] [%clk 1:29:29] } 9. Bd3 { [%eval 0.29] [%clk 1:32:02] } 9... Bb7 { [%eval 0.27] [%clk 1:28:35] } 10. O-O { [%eval 0.33] [%clk 1:32:04] } 10... Bd6 { [%eval 0.29] [%clk 1:27:30] } 11. Ne5 { [%eval 0.24] [%clk 1:32:21] } 11... c5 { [%eval 0.32] [%clk 1:26:17] } 12. Bb1 { [%eval 0.24] [%clk 1:32:33] } 12... Nbd7 { [%eval 0.27] [%clk 1:08:06] } 13. f4 { [%eval 0.26] [%clk 1:32:03] } 13... b5 { [%eval 0.28] [%clk 1:02:02] } 14. Ne2 { [%eval 0.15] [%clk 1:28:07] } 14... Rc8 { [%eval 0.32] [%clk 0:57:29] } 15. Ng3 { [%eval 0.24] [%clk 1:26:14] } 15... cxd4 { [%eval 0.14] [%clk 0:47:21] } 16. exd4 { [%eval 0.23] [%clk 1:25:24] } 16... Qb6 { [%eval 0.42] [%clk 0:44:31] } 17. Nf5 { [%eval 0.48] [%clk 1:08:47] } 17... Rxc1 { [%eval 0.52] [%clk 0:33:06] } 18. Qxc1 { [%eval 0.33] [%clk 1:06:19] } 18... Rd8?? { [%eval 4.03] } { Blunder. Rc8 was best. } { [%clk 0:31:53] } 19. Qe1 { [%eval 3.63] [%clk 0:59:43] } 19... Bc7?! { [%eval 5.11] } { Inaccuracy. b4 was best. } { [%clk 0:21:22] } 20. Bb4?! { [%eval 3.8] } { Inaccuracy. Ne7+ was best. } { [%clk 0:49:14] } 20... g6 { [%eval 4.12] [%clk 0:18:58] } 21. Qh4 { [%eval 4.3] [%clk 0:44:38] } 21... Ne4?! { [%eval 6.11] } { Inaccuracy. h5 was best. } { [%clk 0:16:15] } 22. Nxd7 { [%eval 6.73] [%clk 0:43:35] } 22... Rxd7 { [%eval 4.54] [%clk 0:14:19] } 23. Qh6 { [%eval 7.64] [%clk 0:43:55] } 23... gxf5? { [%eval #1] } { Checkmate is now unavoidable. Qxd4+ was best. } { [%clk 0:14:25] } 24. Qf8# { [%clk 0:44:17] } 1-0