Event: Round 7: Gregory Markzon - Viktor Matviishen
Date: 2023-08-04
White: Gregory Markzon
Black: Viktor Matviishen
Result: 0-1
ECO: B91
Opening: Sicilian Defense: Najdorf Variation, Zagreb Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:33:12] } 1... c5 { [%eval 0.32] [%clk 1:40:52] } 2. Nf3 { [%eval 0.0] [%clk 1:33:34] } 2... d6 { [%eval 0.0] [%clk 1:41:17] } 3. d4 { [%eval 0.25] [%clk 1:33:58] } 3... cxd4 { [%eval 0.13] [%clk 1:41:44] } 4. Nxd4 { [%eval 0.27] [%clk 1:34:20] } 4... Nf6 { [%eval 0.3] [%clk 1:42:10] } 5. Nc3 { [%eval 0.21] [%clk 1:34:40] } 5... a6 { [%eval 0.39] [%clk 1:42:37] } 6. g3 { [%eval 0.05] [%clk 1:34:56] } 6... e5 { [%eval 0.1] [%clk 1:42:51] } 7. Nde2 { [%eval 0.0] [%clk 1:34:51] } 7... Be7 { [%eval 0.07] [%clk 1:41:08] } 8. Bg2 { [%eval 0.1] [%clk 1:35:02] } 8... O-O { [%eval 0.25] [%clk 1:41:07] } 9. O-O { [%eval 0.23] [%clk 1:35:21] } 9... Nbd7 { [%eval 0.39] [%clk 1:38:26] } 10. h3?! { [%eval -0.16] } { Inaccuracy. a4 was best. } { [%clk 1:34:03] } 10... b5 { [%eval -0.21] [%clk 1:37:59] } 11. a3 { [%eval -0.21] [%clk 1:29:43] } 11... h5 { [%eval -0.34] [%clk 1:26:44] } 12. Nd5 { [%eval -0.33] [%clk 1:26:51] } 12... Nxd5 { [%eval -0.23] [%clk 1:26:23] } 13. exd5 { [%eval -0.71] [%clk 1:27:20] } 13... h4 { [%eval -0.38] [%clk 1:26:22] } 14. f4 { [%eval -0.47] [%clk 1:24:07] } 14... Bb7 { [%eval -0.34] [%clk 1:18:48] } 15. g4 { [%eval -0.62] [%clk 1:17:51] } 15... Rc8 { [%eval -0.47] [%clk 1:04:34] } 16. Kh2 { [%eval -0.89] [%clk 1:05:24] } 16... Re8 { [%eval -0.89] [%clk 0:59:54] } 17. Nc3 { [%eval -1.26] [%clk 1:02:36] } 17... exf4 { [%eval -0.75] [%clk 0:56:40] } 18. Bxf4 { [%eval -0.69] [%clk 1:00:57] } 18... Rc4 { [%eval -0.56] [%clk 0:57:06] } 19. Qf3 { [%eval -0.95] [%clk 0:48:51] } 19... Bf6 { [%eval -1.14] [%clk 0:56:17] } 20. Kh1 { [%eval -1.62] [%clk 0:48:21] } 20... Bxc3 { [%eval -1.7] [%clk 0:41:19] } 21. bxc3 { [%eval -1.73] [%clk 0:48:15] } 21... Qf6?! { [%eval -0.7] } { Inaccuracy. Ree4 was best. } { [%clk 0:41:46] } 22. Bxd6 { [%eval -0.77] [%clk 0:31:58] } 22... Qxf3 { [%eval -0.89] [%clk 0:41:16] } 23. Bxf3 { [%eval -0.97] [%clk 0:31:25] } 23... Rxc3 { [%eval -0.88] [%clk 0:41:41] } 24. Bg2?! { [%eval -1.63] } { Inaccuracy. Kg1 was best. } { [%clk 0:30:50] } 24... Nb6 { [%eval -1.64] [%clk 0:40:13] } 25. Rf2?? { [%eval -3.77] } { Blunder. Rad1 was best. } { [%clk 0:23:15] } 25... Bxd5 { [%eval -3.7] [%clk 0:39:52] } 26. Bxd5 { [%eval -3.78] [%clk 0:23:22] } 26... Nxd5 { [%eval -4.23] [%clk 0:40:20] } 27. Rd1 { [%eval -4.44] [%clk 0:20:51] } 27... Rxh3+ { [%eval -4.01] [%clk 0:35:31] } 28. Kg2 { [%eval -3.94] [%clk 0:20:10] } 28... Rg3+ { [%eval -3.85] [%clk 0:34:14] } 29. Kh1 { [%eval -4.59] [%clk 0:15:24] } 29... Nc3 { [%eval -4.27] [%clk 0:34:26] } 30. Rd4 { [%eval -5.12] [%clk 0:12:55] } 30... Rge3 { [%eval -4.99] [%clk 0:34:10] } 31. Bb4 { [%eval -5.17] [%clk 0:11:11] } 31... Ne4 { [%eval -5.36] [%clk 0:34:09] } 32. Rd7? { [%eval -11.21] } { Mistake. Rh2 was best. } { [%clk 0:10:57] } 32... Nxf2+ { [%eval -11.13] [%clk 0:34:30] } 0-1