Event: Round 1: Vincent Tsay - Brandon Jacobson
Date: 2022-01-14
White: Vincent Tsay
WhiteTitle: FM
Black: Brandon Jacobson
BlackTitle: GM
Result: 1/2-1/2
ECO: D30
Opening: Queen's Gambit Declined
Variant: Standard

1. d4 { [%eval 0.3] [%clk 1:30:45] } 1... d5 { [%eval 0.28] [%clk 1:30:46] } 2. c4 { [%eval 0.35] [%clk 1:31:07] } 2... e6 { [%eval 0.35] [%clk 1:31:12] } 3. Nf3 { [%eval 0.0] [%clk 1:31:31] } 3... Nf6 { [%eval 0.22] [%clk 1:31:32] } 4. g3 { [%eval 0.18] [%clk 1:31:49] } 4... Bb4+ { [%eval 0.32] [%clk 1:31:36] } 5. Nbd2 { [%eval 0.0] [%clk 1:31:30] } 5... dxc4 { [%eval 0.0] [%clk 1:31:19] } 6. Bg2 { [%eval 0.0] [%clk 1:31:44] } 6... b5 { [%eval -0.31] [%clk 1:29:26] } 7. O-O { [%eval -0.4] [%clk 1:30:52] } 7... O-O { [%eval 0.0] [%clk 1:29:37] } 8. Ne1 { [%eval -0.14] [%clk 1:29:53] } 8... c6 { [%eval -0.08] [%clk 1:28:57] } 9. Nc2?! { [%eval -0.94] } { Inaccuracy. a4 was best. } { [%clk 1:28:19] } 9... Be7?! { [%eval -0.39] } { Inaccuracy. a5 was best. } { [%clk 1:27:51] } 10. a4 { [%eval -0.31] [%clk 1:24:55] } 10... Ba6 { [%eval -0.08] [%clk 1:28:12] } 11. axb5 { [%eval -0.16] [%clk 1:23:46] } 11... Bxb5 { [%eval -0.13] [%clk 1:28:36] } 12. Nb1 { [%eval -0.17] [%clk 1:22:40] } 12... Nbd7 { [%eval -0.23] [%clk 1:28:57] } 13. Nc3 { [%eval -0.12] [%clk 1:21:41] } 13... Nd5 { [%eval -0.45] [%clk 1:28:39] } 14. Qd2 { [%eval -0.89] [%clk 1:10:55] } 14... a5 { [%eval -0.75] [%clk 1:26:03] } 15. Rd1 { [%eval -0.59] [%clk 1:09:23] } 15... Qb6 { [%eval -1.04] [%clk 1:16:46] } 16. Na3 { [%eval -0.94] [%clk 1:02:41] } 16... Ba6 { [%eval -1.04] [%clk 1:13:47] } 17. e4 { [%eval -0.75] [%clk 0:55:17] } 17... Nxc3 { [%eval -0.56] [%clk 0:51:53] } 18. Qxc3 { [%eval -0.88] [%clk 0:55:02] } 18... Qb3 { [%eval -0.81] [%clk 0:49:21] } 19. Nc2?! { [%eval -1.45] } { Inaccuracy. Bd2 was best. } { [%clk 0:50:28] } 19... Bb5 { [%eval -1.22] [%clk 0:45:25] } 20. Bf1?! { [%eval -2.17] } { Inaccuracy. Be3 was best. } { [%clk 0:39:03] } 20... Nb6 { [%eval -2.28] [%clk 0:43:39] } 21. Ne3 { [%eval -2.92] [%clk 0:21:33] } 21... Bb4 { [%eval -3.18] [%clk 0:42:34] } 22. Qxb3 { [%eval -2.85] [%clk 0:18:22] } 22... cxb3 { [%eval -3.02] [%clk 0:42:40] } 23. Bd2 { [%eval -3.03] [%clk 0:17:47] } 23... Bxd2 { [%eval -2.87] [%clk 0:41:51] } 24. Rxd2 { [%eval -3.07] [%clk 0:18:13] } 24... a4 { [%eval -3.12] [%clk 0:42:15] } 25. Rc1 { [%eval -3.03] [%clk 0:13:41] } 25... Rfd8 { [%eval -2.89] [%clk 0:39:05] } 26. Rdd1 { [%eval -3.4] [%clk 0:11:17] } 26... Rac8 { [%eval -3.04] [%clk 0:35:46] } 27. Rc5? { [%eval -4.82] } { Mistake. Nc4 was best. } { [%clk 0:07:15] } 27... Nd7? { [%eval -2.47] } { Mistake. a3 was best. } { [%clk 0:36:10] } 28. Rcc1?! { [%eval -3.22] } { Inaccuracy. Rc3 was best. } { [%clk 0:06:37] } 28... Nf6? { [%eval -1.57] } { Mistake. Nb6 was best. } { [%clk 0:33:24] } 29. f3 { [%eval -1.69] [%clk 0:06:38] } 29... Kf8 { [%eval -1.33] [%clk 0:33:51] } 30. Nc4 { [%eval -1.39] [%clk 0:06:33] } 30... Rb8 { [%eval -1.07] [%clk 0:26:02] } 31. Na3 { [%eval -1.38] [%clk 0:04:24] } 31... Ne8 { [%eval -1.34] [%clk 0:17:50] } 1/2-1/2