Event: Round 1: Jacobson, Brandon - Birkisson, Bardur Orn
Date: 2025-07-19
White: Jacobson, Brandon
WhiteTitle: GM
WhiteElo: 2569
Black: Birkisson, Bardur Orn
BlackTitle: FM
BlackElo: 2283
Result: 1-0
ECO: A35
Opening: English Opening: Symmetrical Variation, Four Knights Variation
Variant: Standard

1. Nf3 { [%eval 0.1] [%clk 1:40:28] } 1... Nf6 { [%eval 0.18] [%clk 1:40:35] } 2. c4 { [%eval 0.12] [%clk 1:40:51] } 2... c5 { [%eval 0.26] [%clk 1:40:06] } 3. Nc3 { [%eval 0.17] [%clk 1:41:05] } 3... Nc6 { [%eval 0.18] [%clk 1:40:21] } 4. e3 { [%eval 0.01] [%clk 1:40:21] } 4... e5 { [%eval 0.18] [%clk 1:36:55] } 5. d4 { [%eval 0.19] [%clk 1:39:46] } 5... e4 { [%eval 0.1] [%clk 1:34:34] } 6. d5 { [%eval 0.05] [%clk 1:39:28] } 6... exf3 { [%eval 0.15] [%clk 1:34:29] } 7. dxc6 { [%eval 0.1] [%clk 1:39:51] } 7... dxc6 { [%eval 0.21] [%clk 1:34:33] } 8. Qxd8+ { [%eval 0.24] [%clk 1:40:04] } 8... Kxd8 { [%eval 0.23] [%clk 1:34:56] } 9. gxf3 { [%eval 0.19] [%clk 1:40:29] } 9... Kc7 { [%eval 0.38] [%clk 1:28:41] } 10. b3 { [%eval 0.3] [%clk 1:40:43] } 10... g6 { [%eval 0.61] [%clk 1:28:54] } 11. Bb2 { [%eval 0.46] [%clk 1:41:05] } 11... Bg7?! { [%eval 1.22] } { Inaccuracy. Rg8 was best. } { [%clk 1:29:14] } 12. Ne4 { [%eval 1.16] [%clk 1:40:49] } 12... Nh5 { [%eval 1.13] [%clk 1:25:59] } 13. Bxg7 { [%eval 1.03] [%clk 1:41:05] } 13... Nxg7 { [%eval 1.11] [%clk 1:26:25] } 14. Nxc5 { [%eval 1.33] [%clk 1:41:29] } 14... b6 { [%eval 1.18] [%clk 1:25:15] } 15. Ne4 { [%eval 0.95] [%clk 1:38:42] } 15... f5 { [%eval 1.0] [%clk 1:16:27] } 16. Ng5 { [%eval 0.99] [%clk 1:36:18] } 16... f4 { [%eval 0.62] [%clk 1:15:17] } 17. O-O-O { [%eval 0.57] [%clk 1:36:23] } 17... Bd7 { [%eval 0.59] [%clk 1:13:32] } 18. e4 { [%eval 0.61] [%clk 0:52:47] } 18... Raf8 { [%eval 0.63] [%clk 1:05:12] } 19. h4 { [%eval 0.51] [%clk 0:52:47] } 19... h6 { [%eval 0.62] [%clk 1:05:24] } 20. Bh3?! { [%eval 0.01] } { Inaccuracy. Nh3 was best. } { [%clk 0:52:14] } 20... Bxh3 { [%eval 0.02] [%clk 1:04:46] } 21. Nxh3 { [%eval 0.05] [%clk 0:52:41] } 21... Ne6 { [%eval 0.07] [%clk 1:05:02] } 22. Ng1 { [%eval 0.0] [%clk 0:52:37] } 22... g5?! { [%eval 0.65] } { Inaccuracy. Rd8 was best. } { [%clk 0:58:44] } 23. Ne2 { [%eval 0.62] [%clk 0:52:24] } 23... Rd8 { [%eval 0.6] [%clk 0:46:50] } 24. Rxd8?! { [%eval 0.03] } { Inaccuracy. e5 was best. } { [%clk 0:48:55] } 24... Rxd8 { [%eval 0.0] [%clk 0:44:21] } 25. hxg5 { [%eval 0.0] [%clk 0:46:53] } 25... hxg5 { [%eval 0.14] [%clk 0:44:43] } 26. Kc2 { [%eval 0.05] [%clk 0:46:30] } 26... a5 { [%eval 0.59] [%clk 0:43:05] } 27. Kc3 { [%eval 0.16] [%clk 0:40:11] } 27... b5 { [%eval 0.19] [%clk 0:38:42] } 28. Rh7+ { [%eval 0.24] [%clk 0:32:23] } 28... Kd6 { [%eval 0.76] [%clk 0:21:45] } 29. a3 { [%eval 0.3] [%clk 0:28:54] } 29... Ke5 { [%eval 0.32] [%clk 0:20:09] } 30. cxb5 { [%eval 0.35] [%clk 0:21:04] } 30... cxb5 { [%eval 0.37] [%clk 0:20:27] } 31. Rb7 { [%eval 0.56] [%clk 0:21:17] } 31... Rc8+ { [%eval 0.94] [%clk 0:06:55] } 32. Kb2?! { [%eval 0.35] } { Inaccuracy. Kd2 was best. } { [%clk 0:20:46] } 32... g4 { [%eval 0.36] [%clk 0:05:00] } 33. Rxb5+ { [%eval 0.47] [%clk 0:07:55] } 33... Rc5 { [%eval 0.5] [%clk 0:05:23] } 34. Rb6 { [%eval 0.23] [%clk 0:08:23] } 34... gxf3 { [%eval 0.26] [%clk 0:01:37] } 35. Nc3 { [%eval 0.31] [%clk 0:08:21] } 35... Nd4 { [%eval 0.37] [%clk 0:01:17] } 36. Rh6 { [%eval 0.34] [%clk 0:07:08] } 36... Ne6?! { [%eval 1.4] } { Inaccuracy. Ne2 was best. } { [%clk 0:00:44] } 37. Rh7 { [%eval 1.16] [%clk 0:04:45] } 37... Ng5?! { [%eval 2.26] } { Inaccuracy. Kd6 was best. } { [%clk 0:00:42] } 38. Rh8 { [%eval 2.31] [%clk 0:04:19] } 38... Ne6 { [%eval 2.37] [%clk 0:00:35] } 39. b4 { [%eval 2.55] [%clk 0:03:11] } 39... axb4 { [%eval 2.43] [%clk 0:00:59] } 40. axb4 { [%eval 2.22] [%clk 0:03:38] } 40... Rc7?? { [%eval 5.87] } { Blunder. Rc6 was best. } { [%clk 0:00:39] } 41. Rh5+ { [%eval 5.68] [%clk 0:04:01] } 1-0