Event: Round 4: Kevin Sun - Leonel Figueredo Losada
Date: 2023-11-24
White: Kevin Sun
Black: Leonel Figueredo Losada
BlackTitle: IM
Result: 0-1
ECO: B90
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:59] } 1... c5 { [%eval 0.32] [%clk 1:30:46] } 2. Nf3 { [%eval 0.0] [%clk 1:31:23] } 2... d6 { [%eval 0.0] [%clk 1:31:13] } 3. d4 { [%eval 0.25] [%clk 1:31:49] } 3... cxd4 { [%eval 0.13] [%clk 1:31:39] } 4. Nxd4 { [%eval 0.27] [%clk 1:32:14] } 4... Nf6 { [%eval 0.3] [%clk 1:32:06] } 5. Nc3 { [%eval 0.21] [%clk 1:32:39] } 5... a6 { [%eval 0.39] [%clk 1:32:34] } 6. f3 { [%eval 0.33] [%clk 1:32:59] } 6... Qb6 { [%eval 0.62] [%clk 1:32:03] } 7. Nb3 { [%eval 0.45] [%clk 1:30:28] } 7... e6 { [%eval 0.56] [%clk 1:32:20] } 8. Qe2 { [%eval 0.36] [%clk 1:30:32] } 8... Qc7 { [%eval 0.44] [%clk 1:32:42] } 9. Be3 { [%eval 0.42] [%clk 1:29:14] } 9... b5 { [%eval 0.36] [%clk 1:32:55] } 10. Qd2?! { [%eval -0.31] } { Inaccuracy. g4 was best. } { [%clk 1:29:00] } 10... Nbd7 { [%eval -0.4] [%clk 1:28:45] } 11. a3 { [%eval -0.11] } 11... Nb6 { [%eval 0.15] [%clk 1:28:42] } 12. O-O-O { [%eval 0.22] [%clk 1:21:46] } 12... Nfd7?! { [%eval 0.98] } { Inaccuracy. Be7 was best. } { [%clk 1:28:52] } 13. f4? { [%eval -0.15] } { Mistake. Na5 was best. } { [%clk 1:17:15] } 13... Rb8?! { [%eval 0.75] } { Inaccuracy. Nc4 was best. } { [%clk 1:20:58] } 14. Na5 { [%eval 0.67] [%clk 1:01:22] } 14... Na8 { [%eval 1.2] [%clk 1:08:00] } 15. Nb3?! { [%eval 0.15] } { Inaccuracy. b4 was best. } { [%clk 0:55:10] } 15... Be7 { [%eval 0.04] [%clk 1:08:01] } 16. Bd4 { [%eval -0.11] [%clk 0:54:17] } 16... O-O { [%eval -0.2] [%clk 1:08:15] } 17. g4 { [%eval -0.15] [%clk 0:52:33] } 17... Nab6 { [%eval -0.33] [%clk 1:05:36] } 18. Na5 { [%eval -0.59] [%clk 0:50:15] } 18... Bb7 { [%eval -0.73] [%clk 0:53:17] } 19. Rg1 { [%eval -1.03] [%clk 0:48:54] } 19... Rfc8 { [%eval -0.61] [%clk 0:53:01] } 20. g5 { [%eval -0.45] [%clk 0:48:04] } 20... e5 { [%eval -0.42] [%clk 0:47:28] } 21. Be3?! { [%eval -1.22] } { Inaccuracy. Bxb6 was best. } { [%clk 0:47:14] } 21... exf4?? { [%eval 0.48] } { Blunder. d5 was best. } { [%clk 0:47:44] } 22. Bxf4 { [%eval 0.28] [%clk 0:46:52] } 22... Ne5 { [%eval 0.48] [%clk 0:48:10] } 23. Bxe5?? { [%eval -1.54] } { Blunder. Rg3 was best. } { [%clk 0:42:36] } 23... dxe5 { [%eval -1.59] [%clk 0:48:36] } 24. Nxb7 { [%eval -1.26] [%clk 0:41:27] } 24... Qxb7 { [%eval -1.34] [%clk 0:46:17] } 25. Nd5 { [%eval -1.06] [%clk 0:40:30] } 25... Nxd5 { [%eval -1.37] [%clk 0:44:25] } 26. exd5?! { [%eval -2.28] } { Inaccuracy. Qxd5 was best. } { [%clk 0:40:40] } 26... b4 { [%eval -2.45] [%clk 0:44:36] } 27. axb4? { [%eval -4.72] } { Mistake. b3 was best. } { [%clk 0:37:34] } 27... Bxb4 { [%eval -4.72] [%clk 0:45:01] } 28. Qd3 { [%eval -4.65] [%clk 0:35:22] } 28... Bc5 { [%eval -4.7] [%clk 0:45:19] } 29. Rg4 { [%eval -5.36] [%clk 0:32:48] } 29... Qxb2+ { [%eval -5.32] [%clk 0:45:39] } 30. Kd2 { [%eval -5.14] [%clk 0:33:10] } 30... Bb4+ { [%eval -5.31] [%clk 0:45:47] } 31. Rxb4 { [%eval -5.53] [%clk 0:32:38] } 31... Rxb4 { [%eval -5.6] [%clk 0:45:37] } 32. Bh3?! { [%eval -8.0] } { Inaccuracy. d6 was best. } { [%clk 0:31:55] } 32... Rxc2+?! { [%eval -5.59] } { Inaccuracy. e4 was best. } { [%clk 0:45:09] } 0-1