Event: Round 4: Brandon Jacobson - Kassa Korley
Date: 2022-01-15
White: Brandon Jacobson
WhiteTitle: GM
Black: Kassa Korley
BlackTitle: IM
Result: 1/2-1/2
ECO: D33
Opening: Tarrasch Defense: Dubov Tarrasch
Variant: Standard

1. Nf3 { [%eval 0.24] [%clk 1:23:55] } 1... Nf6 { [%eval 0.25] [%clk 1:30:45] } 2. c4 { [%eval 0.27] [%clk 1:24:13] } 2... c5 { [%eval 0.32] [%clk 1:29:13] } 3. Nc3 { [%eval 0.1] [%clk 1:24:33] } 3... e6 { [%eval 0.41] [%clk 1:27:48] } 4. g3 { [%eval 0.2] [%clk 1:24:46] } 4... d5 { [%eval 0.26] [%clk 1:28:02] } 5. cxd5 { [%eval 0.13] [%clk 1:24:10] } 5... exd5 { [%eval 0.32] [%clk 1:28:24] } 6. d4 { [%eval 0.34] [%clk 1:24:20] } 6... Nc6 { [%eval 0.45] [%clk 1:28:50] } 7. Bg2 { [%eval 0.39] [%clk 1:24:43] } 7... cxd4 { [%eval 0.4] [%clk 1:29:13] } 8. Nxd4 { [%eval 0.49] [%clk 1:25:02] } 8... Bc5 { [%eval 0.59] [%clk 1:29:38] } 9. Nxc6 { [%eval 0.26] [%clk 1:23:01] } 9... bxc6 { [%eval 0.08] [%clk 1:29:55] } 10. O-O { [%eval 0.2] [%clk 1:23:12] } 10... O-O { [%eval 0.11] [%clk 1:30:18] } 11. Na4 { [%eval 0.21] [%clk 1:23:11] } 11... Bb6 { [%eval 0.37] [%clk 1:29:32] } 12. Qc2 { [%eval 0.34] [%clk 1:21:27] } 12... Ba6 { [%eval 0.45] [%clk 1:23:32] } 13. Nxb6 { [%eval 0.43] [%clk 1:13:39] } 13... Qxb6 { [%eval 0.0] [%clk 1:23:35] } 14. Bg5 { [%eval 0.53] [%clk 1:13:13] } 14... Rae8 { [%eval 0.47] [%clk 1:17:09] } 15. Bf3?! { [%eval -0.19] } { Inaccuracy. Rfe1 was best. } { [%clk 1:08:46] } 15... Re6 { [%eval -0.35] [%clk 1:11:04] } 16. Rac1 { [%eval -0.06] [%clk 0:54:34] } 16... Rfe8 { [%eval -0.26] [%clk 1:10:17] } 17. Rfe1 { [%eval -0.51] [%clk 0:54:56] } 17... Ne4 { [%eval -0.04] [%clk 0:57:00] } 18. Bxe4 { [%eval 0.0] [%clk 0:53:03] } 18... Rxe4 { [%eval -0.02] [%clk 0:56:41] } 19. Qxc6 { [%eval -0.07] [%clk 0:53:19] } 19... Qxc6 { [%eval -0.12] [%clk 0:55:53] } 20. Rc2?? { [%eval -17.36] } { Blunder. Rxc6 was best. } 20... Qc5?? { [%eval -0.12] } { Blunder. Qxc2 was best. } 21. Rxc5 { [%eval 0.0] [%clk 0:53:44] } 21... Bxe2?! { [%eval 0.57] } { Inaccuracy. Rxe2 was best. } { [%clk 0:56:17] } 22. Rc6?! { [%eval -0.39] } { Inaccuracy. Rxd5 was best. } { [%clk 0:53:54] } 22... d4 { [%eval -0.44] [%clk 0:48:04] } 23. Rd6 { [%eval -0.4] [%clk 0:53:42] } 1/2-1/2