Event: Norwegian Championship 2023 (Klasse 5)
Site: Oslo, Norway
Date: 2023-07-03
White: Sandberg, Stian
Black: Oien, Arild
BlackElo: 1159
Result: 1-0
ECO: C55
Opening: Italian Game: Two Knights Defense, Modern Bishop's Opening
Variant: Standard
TimeControl: 40/5400+30:1800+30

1. e4 { [%eval 0.36] [%clk 1:30:56] } 1... e5 { [%eval 0.35] [%clk 1:30:32] } 2. Nf3 { [%eval 0.29] [%clk 1:31:24] } 2... Nc6 { [%eval 0.32] [%clk 1:30:58] } 3. Bc4 { [%eval 0.21] [%clk 1:31:40] } 3... Nf6 { [%eval 0.29] [%clk 1:31:24] } 4. d3 { [%eval 0.21] [%clk 1:31:44] } 4... h6 { [%eval 0.44] [%clk 1:31:36] } 5. c3 { [%eval 0.37] [%clk 1:32:04] } 5... d5? { [%eval 1.63] } { Mistake. Bc5 was best. } { [%clk 1:31:17] } 6. exd5 { [%eval 1.45] [%clk 1:32:13] } 6... Nxd5 { [%eval 1.42] [%clk 1:31:12] } 7. h3?? { [%eval -0.31] } { Blunder. Qb3 was best. } { [%clk 1:32:16] } 7... Bf5?! { [%eval 0.42] } { Inaccuracy. Nb6 was best. } { [%clk 1:30:39] } 8. Nbd2? { [%eval -0.77] } { Mistake. Qb3 was best. } { [%clk 1:32:12] } 8... Nf4?! { [%eval -0.22] } { Inaccuracy. Qd7 was best. } { [%clk 1:30:10] } 9. Ne4? { [%eval -1.84] } { Mistake. O-O was best. } { [%clk 1:25:00] } 9... Nxg2+ { [%eval -1.81] [%clk 1:28:32] } 10. Kf1 { [%eval -1.92] [%clk 1:24:59] } 10... Bxe4 { [%eval -1.81] [%clk 1:28:02] } 11. Kxg2 { [%eval -1.62] [%clk 1:23:10] } 11... Bd5 { [%eval -1.7] [%clk 1:26:33] } 12. Bxd5?! { [%eval -2.55] } { Inaccuracy. b4 was best. } { [%clk 1:19:44] } 12... Qxd5 { [%eval -2.54] [%clk 1:27:01] } 13. Qe2?! { [%eval -3.42] } { Inaccuracy. Qb3 was best. } { [%clk 1:18:27] } 13... O-O-O { [%eval -3.37] [%clk 1:27:14] } 14. Re1 { [%eval -3.33] [%clk 1:15:42] } 14... Bd6?! { [%eval -2.51] } { Inaccuracy. f6 was best. } { [%clk 1:26:44] } 15. c4?! { [%eval -3.62] } { Inaccuracy. b4 was best. } { [%clk 1:11:56] } 15... Qe6 { [%eval -3.54] [%clk 1:27:11] } 16. Rg1 { [%eval -3.93] [%clk 1:03:37] } 16... Rde8 { [%eval -3.28] [%clk 1:26:34] } 17. b3 { [%eval -3.64] [%clk 0:49:28] } 17... Nd4?? { [%eval -1.5] } { Blunder. g5 was best. } { [%clk 1:26:43] } 18. Nxd4 { [%eval -1.77] [%clk 0:49:08] } 18... Qg6+?? { [%eval 3.12] } { Blunder. exd4 was best. } { [%clk 1:26:46] } 19. Kf1 { [%eval 3.24] [%clk 0:47:30] } 19... Qf6 { [%eval 3.23] [%clk 1:25:54] } 20. Nb5 { [%eval 3.17] [%clk 0:44:17] } 20... Kb8 { [%eval 3.23] [%clk 1:25:36] } 21. Nxd6 { [%eval 3.61] [%clk 0:39:12] } 21... cxd6 { [%eval 3.76] [%clk 1:26:04] } 22. Bb2 { [%eval 3.39] [%clk 0:37:57] } 22... g5 { [%eval 3.47] [%clk 1:20:10] } 23. Qg4 { [%eval 2.81] [%clk 0:35:16] } 23... Qe6?! { [%eval 4.21] } { Inaccuracy. Qg6 was best. } { [%clk 1:19:01] } 24. Qxe6 { [%eval 4.39] [%clk 0:34:21] } 24... Rxe6 { [%eval 4.32] [%clk 1:19:28] } 25. d4 { [%eval 4.11] [%clk 0:34:35] } 25... e4?! { [%eval 5.18] } { Inaccuracy. Rhe8 was best. } { [%clk 1:19:55] } 26. d5 { [%eval 5.18] [%clk 0:34:57] } 26... Re5 { [%eval 5.58] [%clk 1:20:22] } 27. Bxe5 { [%eval 5.46] [%clk 0:35:24] } 27... dxe5 { [%eval 5.4] [%clk 1:20:49] } 28. Ke2 { [%eval 5.5] [%clk 0:34:14] } 28... Kc7 { [%eval 5.58] [%clk 1:20:14] } 29. a4 { [%eval 5.49] [%clk 0:34:15] } 29... a5 { [%eval 5.73] [%clk 1:20:26] } 30. c5 { [%eval 5.83] [%clk 0:33:47] } 30... f5 { [%eval 5.91] [%clk 1:19:31] } 31. Rab1 { [%eval 5.97] [%clk 0:33:07] } 31... Rd8 { [%eval 5.87] [%clk 1:18:36] } 32. d6+ { [%eval 5.85] [%clk 0:32:02] } 32... Kc6 { [%eval 5.89] [%clk 1:18:38] } 33. Rbc1 { [%eval 5.36] [%clk 0:32:19] } 33... b6 { [%eval 6.6] [%clk 1:18:57] } 34. cxb6+ { [%eval 6.77] [%clk 0:32:30] } 34... Kxb6 { [%eval 6.6] [%clk 1:19:25] } 35. Rgd1 { [%eval 6.53] [%clk 0:32:40] } 35... g4 { [%eval 8.26] [%clk 1:17:43] } 36. hxg4 { [%eval 9.63] [%clk 0:32:55] } 36... fxg4? { [%eval #16] } { Checkmate is now unavoidable. h5 was best. } { [%clk 1:18:08] } 37. d7 { [%eval #16] [%clk 0:33:13] } 37... Kb7 { [%eval #9] [%clk 1:17:19] } 38. Rc8? { [%eval 7.91] } { Lost forced checkmate sequence. Rd5 was best. } { [%clk 0:33:25] } 38... Rxd7 { [%eval 8.37] [%clk 1:17:46] } 39. Rxd7+ { [%eval 8.36] [%clk 0:33:43] } 39... Kxc8 { [%eval 11.17] [%clk 1:18:04] } 40. Re7 { [%eval 8.2] [%clk 0:34:01] } 40... h5 { [%eval 8.54] [%clk 1:18:30] } 41. Rxe5 { [%eval 8.82] [%clk 0:34:12] } 41... h4 { [%eval 12.58] [%clk 1:18:59] } 42. Rg5 { [%eval 11.44] [%clk 0:34:27] } 42... h3 { [%eval 7.5] [%clk 1:19:25] } 43. Rxg4 { [%eval 14.12] [%clk 0:34:47] } 43... h2 { [%eval 14.29] [%clk 1:19:52] } 44. Rh4 { [%eval #35] [%clk 0:34:39] } 1-0