Event: Icelandic Chess Championship 2023
Site: Hafnarfjordur, Iceland
Date: 2023-05-25
White: Stefansson, Vignir Vatnar
WhiteElo: 2470
Black: Stefansson, Hannes
BlackElo: 2521
Result: 1/2-1/2
ECO: E05
Opening: Catalan Opening: Open Defense, Classical Line
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:31] } 1... Nf6 { [%eval 0.28] [%clk 1:30:49] } 2. c4 { [%eval 0.16] [%clk 1:30:56] } 2... e6 { [%eval 0.23] [%clk 1:31:05] } 3. g3 { [%eval 0.14] [%clk 1:31:21] } 3... d5 { [%eval 0.16] [%clk 1:30:52] } 4. Bg2 { [%eval 0.2] [%clk 1:31:39] } 4... Be7 { [%eval 0.16] [%clk 1:31:04] } 5. Nf3 { [%eval 0.17] [%clk 1:32:02] } 5... O-O { [%eval 0.3] [%clk 1:31:19] } 6. O-O { [%eval 0.22] [%clk 1:31:05] } 6... dxc4 { [%eval 0.31] [%clk 1:31:30] } 7. Qc2 { [%eval 0.25] [%clk 1:29:59] } 7... b5 { [%eval 0.41] [%clk 1:29:59] } 8. a4 { [%eval 0.44] [%clk 1:30:21] } 8... Bb7 { [%eval 0.38] [%clk 1:30:06] } 9. axb5 { [%eval 0.52] [%clk 1:30:45] } 9... a6 { [%eval 0.44] [%clk 1:30:23] } 10. bxa6 { [%eval 0.33] [%clk 1:28:23] } 10... Nxa6 { [%eval 0.43] [%clk 1:30:21] } 11. Qxc4 { [%eval 0.37] [%clk 1:28:48] } 11... Bd5 { [%eval 0.37] [%clk 1:30:30] } 12. Qd3 { [%eval 0.52] [%clk 1:27:38] } 12... Nb4 { [%eval 0.4] [%clk 1:28:07] } 13. Rxa8 { [%eval 0.43] [%clk 1:28:02] } 13... Qxa8 { [%eval 0.4] [%clk 1:28:26] } 14. Qd1 { [%eval 0.35] [%clk 1:28:15] } 14... Na2 { [%eval 0.42] [%clk 1:24:59] } 15. Nc3 { [%eval 0.34] [%clk 1:28:39] } 15... Nxc3 { [%eval 0.35] [%clk 1:23:52] } 16. bxc3 { [%eval 0.44] [%clk 1:29:04] } 16... c5 { [%eval 0.4] [%clk 1:19:53] } 17. Be3 { [%eval 0.35] [%clk 1:29:27] } 17... Rc8 { [%eval 0.34] [%clk 1:12:31] } 18. dxc5 { [%eval 0.37] [%clk 1:11:24] } 18... Ng4 { [%eval 0.81] [%clk 1:02:47] } 19. Bd4 { [%eval 0.93] [%clk 1:09:59] } 19... e5 { [%eval 0.84] [%clk 1:02:58] } 20. Bh3 { [%eval 1.48] [%clk 1:08:51] } 20... Bxf3 { [%eval 1.09] [%clk 0:57:57] } 21. exf3 { [%eval 1.21] [%clk 1:09:12] } 21... exd4 { [%eval 1.8] [%clk 0:58:19] } 22. Bxg4? { [%eval 0.65] } { Mistake. cxd4 was best. } { [%clk 0:58:57] } 22... Rxc5 { [%eval 1.07] [%clk 0:54:11] } 23. Qxd4 { [%eval 1.0] [%clk 0:46:51] } 23... h5 { [%eval 0.64] [%clk 0:45:48] } 24. Bh3 { [%eval 0.16] [%clk 0:46:22] } 24... Qc6 { [%eval 0.36] [%clk 0:34:03] } 25. Rb1 { [%eval 0.19] [%clk 0:38:33] } 25... Rxc3?! { [%eval 0.92] } { Inaccuracy. Qxf3 was best. } { [%clk 0:30:19] } 26. Rb8+ { [%eval 0.89] [%clk 0:38:18] } 26... Bf8 { [%eval 0.78] [%clk 0:30:43] } 27. Rc8 { [%eval 0.99] [%clk 0:34:49] } 27... Qxc8 { [%eval 0.93] [%clk 0:29:33] } 28. Bxc8 { [%eval 0.92] [%clk 0:35:09] } 28... Rxc8 { [%eval 0.92] [%clk 0:29:58] } 29. f4 { [%eval 0.95] [%clk 0:35:08] } 29... Rc5 { [%eval 1.04] [%clk 0:27:28] } 30. Qd8 { [%eval 0.98] [%clk 0:33:18] } 30... g6 { [%eval 0.86] [%clk 0:27:31] } 31. Kg2 { [%eval 0.96] [%clk 0:32:54] } 31... Rb5 { [%eval 0.66] [%clk 0:24:30] } 32. h4 { [%eval 1.04] [%clk 0:32:14] } 32... Rc5 { [%eval 1.05] [%clk 0:23:43] } 33. f3 { [%eval 1.04] [%clk 0:28:50] } 33... Rc2+ { [%eval 0.97] [%clk 0:22:56] } 34. Kh3 { [%eval 0.91] [%clk 0:29:19] } 34... Rc3 { [%eval 1.04] [%clk 0:23:02] } 35. Qa8 { [%eval 1.03] [%clk 0:29:46] } 35... Rc5 { [%eval 1.11] [%clk 0:21:25] } 36. g4 { [%eval 0.97] [%clk 0:26:06] } 36... Kg7 { [%eval 1.48] [%clk 0:21:08] } 37. Qa1+ { [%eval 1.37] [%clk 0:22:49] } 37... Kg8 { [%eval 1.72] [%clk 0:21:20] } 38. Qd4?! { [%eval 1.04] } { Inaccuracy. f5 was best. } { [%clk 0:22:25] } 38... Ra5 { [%eval 1.15] [%clk 0:20:01] } 39. Qd8 { [%eval 1.04] [%clk 0:14:51] } 39... Rc5 { [%eval 1.06] [%clk 0:19:32] } 40. Kg3 { [%eval 1.1] [%clk 0:15:08] } 40... Rb5?? { [%eval 4.17] } { Blunder. hxg4 was best. } { [%clk 0:17:27] } 41. f5 { [%eval 4.55] [%clk 0:10:23] } 41... hxg4 { [%eval 5.16] [%clk 0:14:50] } 42. fxg6 { [%eval 4.94] [%clk 0:10:27] } 42... fxg6 { [%eval 4.9] [%clk 0:10:01] } 43. fxg4? { [%eval 2.56] } { Mistake. Qf6 was best. } { [%clk 0:04:59] } 43... Rb7 { [%eval 2.96] [%clk 0:08:44] } 44. Qd5+ { [%eval 2.96] [%clk 0:26:24] } 44... Rf7 { [%eval 2.8] [%clk 0:39:08] } 45. h5?? { [%eval 0.9] } { Blunder. g5 was best. } { [%clk 0:21:43] } 45... gxh5 { [%eval 0.62] [%clk 0:38:49] } 46. gxh5 { [%eval 0.36] [%clk 0:22:07] } 46... Kg7 { [%eval 0.36] [%clk 0:36:44] } 47. h6+ { [%eval 0.27] [%clk 0:13:40] } 47... Kg6 { [%eval 0.24] [%clk 0:36:08] } 48. h7 { [%eval 0.24] [%clk 0:03:34] } 48... Rxh7 { [%eval 0.26] [%clk 0:35:58] } 49. Qg8+ { [%eval 0.18] [%clk 0:04:00] } 49... Bg7 { [%eval 0.23] [%clk 0:36:21] } 50. Qe8+ { [%eval 0.21] [%clk 0:04:00] } 50... Kf6 { [%eval 0.29] [%clk 0:35:23] } 51. Qd8+ { [%eval 0.23] [%clk 0:04:01] } 51... Kf7 { [%eval 0.26] [%clk 0:35:08] } 1/2-1/2