Event: Norwegian Championship 2023 (Klasse 1)
Site: Oslo, Norway
Date: 2023-07-04
White: Omtvedt, Aleksander
WhiteElo: 1896
Black: Rostad, Birk Sather
BlackElo: 1839
Result: 1/2-1/2
ECO: D10
Opening: Slav Defense: Exchange Variation
Variant: Standard
TimeControl: 40/5400+30:1800+30

1. c4 { [%eval 0.23] [%clk 1:30:47] } 1... c6 { [%eval 0.27] [%clk 1:29:01] } 2. d4 { [%eval 0.38] [%clk 1:28:57] } 2... d5 { [%eval 0.3] [%clk 1:29:23] } 3. cxd5 { [%eval 0.24] [%clk 1:29:21] } 3... cxd5 { [%eval 0.19] [%clk 1:29:47] } 4. Nc3 { [%eval 0.15] [%clk 1:29:46] } 4... Nc6 { [%eval 0.32] [%clk 1:29:52] } 5. Bf4 { [%eval 0.14] [%clk 1:29:38] } 5... Nf6 { [%eval 0.22] [%clk 1:29:20] } 6. e3 { [%eval 0.0] [%clk 1:28:47] } 6... a6 { [%eval 0.23] [%clk 1:23:42] } 7. Be2 { [%eval 0.18] [%clk 1:28:00] } 7... Bf5 { [%eval 0.32] [%clk 1:23:44] } 8. Nf3 { [%eval 0.32] [%clk 1:27:34] } 8... e6 { [%eval 0.32] [%clk 1:22:13] } 9. Qb3 { [%eval 0.25] [%clk 1:20:04] } 9... Bd6 { [%eval 0.47] [%clk 1:18:48] } 10. Bxd6 { [%eval 0.35] [%clk 1:15:05] } 10... Qxd6 { [%eval 0.57] [%clk 1:19:08] } 11. Qxb7 { [%eval 0.37] [%clk 1:12:05] } 11... O-O { [%eval 0.32] [%clk 1:15:17] } 12. Qb3 { [%eval 0.34] [%clk 1:12:29] } 12... Rfb8 { [%eval 0.39] [%clk 1:03:08] } 13. Qa3 { [%eval 0.47] [%clk 1:12:20] } 13... Qxa3 { [%eval 0.41] [%clk 1:03:28] } 14. bxa3 { [%eval 0.38] [%clk 1:12:46] } 14... Ne4 { [%eval 0.78] [%clk 0:46:52] } 15. Nxe4?! { [%eval 0.07] } { Inaccuracy. Na4 was best. } { [%clk 1:09:08] } 15... Bxe4 { [%eval 0.07] [%clk 0:46:28] } 16. O-O { [%eval 0.11] [%clk 1:08:15] } 16... Rb2 { [%eval 0.14] [%clk 0:45:26] } 17. Rfc1 { [%eval -0.04] [%clk 0:55:22] } 17... Rxe2 { [%eval -0.05] [%clk 0:32:40] } 18. Rxc6 { [%eval -0.05] [%clk 0:55:34] } 18... Rb8 { [%eval 0.0] [%clk 0:32:16] } 19. Ne5? { [%eval -1.31] } { Mistake. h4 was best. } { [%clk 0:38:27] } 19... h6? { [%eval 0.0] } { Mistake. f6 was best. } { [%clk 0:15:53] } 20. Nd7 { [%eval 0.0] [%clk 0:31:00] } 20... Rbb2 { [%eval 0.01] [%clk 0:03:07] } 1/2-1/2