Event: Round 7: John D M Nunn - Yehuda Gruenfeld
Date: 2023-09-26
White: John D M Nunn
WhiteTitle: GM
WhiteElo: 2569
Black: Yehuda Gruenfeld
BlackTitle: GM
BlackElo: 2388
Result: 1/2-1/2
ECO: B99
Opening: Sicilian Defense: Najdorf Variation, Main Line
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:56] } 1... c5 { [%eval 0.32] [%clk 1:30:54] } 2. Nf3 { [%eval 0.0] [%clk 1:31:17] } 2... d6 { [%eval 0.0] [%clk 1:31:20] } 3. d4 { [%eval 0.25] [%clk 1:31:41] } 3... cxd4 { [%eval 0.13] [%clk 1:31:45] } 4. Nxd4 { [%eval 0.27] [%clk 1:32:05] } 4... Nf6 { [%eval 0.3] [%clk 1:32:10] } 5. Nc3 { [%eval 0.21] [%clk 1:32:28] } 5... a6 { [%eval 0.39] [%clk 1:32:36] } 6. Bg5 { [%eval 0.0] [%clk 1:32:42] } 6... e6 { [%eval 0.34] [%clk 1:33:01] } 7. f4 { [%eval 0.1] [%clk 1:33:04] } 7... Be7 { [%eval 0.55] [%clk 1:33:23] } 8. Qf3 { [%eval 0.39] [%clk 1:33:07] } 8... Qc7 { [%eval 0.28] [%clk 1:33:43] } 9. O-O-O { [%eval 0.29] [%clk 1:33:20] } 9... Nbd7 { [%eval 0.34] [%clk 1:34:09] } 10. g4 { [%eval 0.6] [%clk 1:33:16] } 10... b5 { [%eval 0.52] [%clk 1:34:34] } 11. Bxf6 { [%eval 0.64] [%clk 1:33:38] } 11... Nxf6 { [%eval 0.53] [%clk 1:34:56] } 12. g5 { [%eval 0.45] [%clk 1:34:01] } 12... Nd7 { [%eval 0.46] [%clk 1:35:20] } 13. f5 { [%eval 0.51] [%clk 1:34:15] } 13... O-O { [%eval 0.37] [%clk 1:35:40] } 14. Qh5 { [%eval -0.1] [%clk 1:23:39] } 14... b4 { [%eval 0.23] [%clk 1:32:18] } 15. Nce2?! { [%eval -0.32] } { Inaccuracy. Rd3 was best. } { [%clk 1:20:03] } 15... e5 { [%eval -0.57] [%clk 1:30:24] } 16. f6 { [%eval -0.66] [%clk 1:07:10] } 16... exd4 { [%eval -0.68] [%clk 1:29:43] } 17. fxe7 { [%eval -0.74] [%clk 1:06:04] } 17... Re8 { [%eval -0.68] [%clk 1:30:01] } 18. Nxd4 { [%eval -1.06] [%clk 1:05:18] } 18... g6 { [%eval -0.94] [%clk 1:29:05] } 19. Qh4 { [%eval -1.13] [%clk 1:01:49] } 19... Ne5?! { [%eval -0.22] } { Inaccuracy. Bb7 was best. } { [%clk 1:28:43] } 20. Bh3?! { [%eval -1.0] } { Inaccuracy. Rg1 was best. } { [%clk 1:01:35] } 20... Qxe7 { [%eval -1.17] [%clk 1:25:50] } 21. Bxc8 { [%eval -1.0] } 1/2-1/2