Event: Round 8: Robert Perez - Brandon Jacobson
Date: 2022-01-17
White: Robert Perez
Black: Brandon Jacobson
BlackTitle: GM
Result: 0-1
ECO: A62
Opening: Benoni Defense: Fianchetto Variation
Variant: Standard

1. d4 { [%eval 0.3] [%clk 1:14:01] } 1... Nf6 { [%eval 0.0] [%clk 1:30:43] } 2. c4 { [%eval 0.23] [%clk 1:13:42] } 2... e6 { [%eval 0.28] [%clk 1:30:07] } 3. g3 { [%eval 0.3] [%clk 1:13:42] } 3... c5 { [%eval 0.37] [%clk 1:29:25] } 4. d5 { [%eval 0.33] [%clk 1:14:06] } 4... exd5 { [%eval 0.28] [%clk 1:29:50] } 5. cxd5 { [%eval 0.37] [%clk 1:14:34] } 5... d6 { [%eval 0.31] [%clk 1:30:14] } 6. Nc3 { [%eval 0.36] [%clk 1:14:56] } 6... g6 { [%eval 0.45] [%clk 1:30:39] } 7. Bg2 { [%eval 0.28] [%clk 1:15:13] } 7... Bg7 { [%eval 0.44] [%clk 1:31:04] } 8. Nf3 { [%eval 0.42] [%clk 1:15:37] } 8... O-O { [%eval 0.55] [%clk 1:31:27] } 9. O-O { [%eval 0.37] [%clk 1:16:02] } 9... Re8 { [%eval 0.59] [%clk 1:31:53] } 10. Bf4 { [%eval 0.35] [%clk 1:15:53] } 10... h6 { [%eval 0.5] [%clk 1:31:43] } 11. Re1 { [%eval 0.42] [%clk 1:13:51] } 11... g5 { [%eval 0.49] [%clk 1:29:29] } 12. Bd2 { [%eval 0.63] [%clk 1:14:00] } 12... Bf5 { [%eval 0.8] [%clk 1:24:20] } 13. h4 { [%eval 0.76] [%clk 1:13:57] } 13... g4 { [%eval 0.68] [%clk 1:24:42] } 14. Nh2 { [%eval 0.58] [%clk 1:14:19] } 14... Bg6 { [%eval 0.85] [%clk 1:16:18] } 15. e4 { [%eval 0.55] [%clk 1:12:21] } 15... h5 { [%eval 0.75] [%clk 1:16:39] } 16. Bf4?! { [%eval 0.23] } { Inaccuracy. Nf1 was best. } { [%clk 1:11:16] } 16... a6 { [%eval 0.54] [%clk 1:15:34] } 17. a4 { [%eval 0.09] [%clk 1:08:41] } 17... Nfd7 { [%eval 0.2] [%clk 1:13:37] } 18. Nf1?! { [%eval -0.49] } { Inaccuracy. f3 was best. } { [%clk 0:58:02] } 18... Ne5 { [%eval -0.12] [%clk 1:07:42] } 19. Ne3 { [%eval -0.14] [%clk 0:58:12] } 19... Nbd7 { [%eval -0.22] [%clk 1:06:25] } 20. Nf5 { [%eval -0.33] [%clk 0:23:52] } 20... Bf8 { [%eval -0.21] [%clk 1:06:06] } 21. b3 { [%eval 0.0] [%clk 0:18:58] } 21... Rc8 { [%eval 0.14] [%clk 0:58:02] } 22. a5 { [%eval 0.06] [%clk 0:08:22] } 22... c4 { [%eval 0.03] [%clk 0:56:33] } 23. bxc4?! { [%eval -0.49] } { Inaccuracy. Bg5 was best. } { [%clk 0:08:30] } 23... Rxc4 { [%eval -0.6] [%clk 0:56:56] } 24. Re3 { [%eval -0.96] [%clk 0:05:50] } 24... Nc5 { [%eval -0.73] [%clk 0:45:22] } 25. Kh1?? { [%eval -2.6] } { Blunder. Ra3 was best. } { [%clk 0:03:21] } 25... Bxf5 { [%eval -2.61] [%clk 0:27:45] } 26. exf5 { [%eval -2.6] [%clk 0:03:49] } 26... Rxf4 { [%eval -2.61] [%clk 0:28:10] } 27. gxf4 { [%eval -2.65] [%clk 0:04:01] } 27... Qxh4+ { [%eval -2.79] [%clk 0:28:07] } 28. Kg1 { [%eval -2.66] [%clk 0:04:29] } 28... Nf3+ { [%eval -2.63] [%clk 0:28:31] } 29. Bxf3? { [%eval -4.87] } { Mistake. Rxf3 was best. } { [%clk 0:03:31] } 29... Re5?? { [%eval 9.66] } { Blunder. Rxe3 was best. } 30. Re4?? { [%eval 0.48] } { Blunder. fxe5 was best. } 30... Rxe4?? { [%eval 5.1] } { Blunder. gxf3 was best. } { [%clk 0:28:58] } 0-1