Event: Round 9: Osvaldo Zambrana - Luis Paulo Supi
Date: 2023-05-21
White: Osvaldo Zambrana
WhiteTitle: GM
Black: Luis Paulo Supi
BlackTitle: GM
Result: 1-0
ECO: B94
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:18:47] } 1... c5 { [%eval 0.32] [%clk 1:30:57] } 2. Nf3 { [%eval 0.0] [%clk 1:18:56] } 2... d6 { [%eval 0.0] [%clk 1:31:21] } 3. d4 { [%eval 0.25] [%clk 1:19:20] } 3... cxd4 { [%eval 0.13] [%clk 1:31:50] } 4. Nxd4 { [%eval 0.27] [%clk 1:19:41] } 4... Nf6 { [%eval 0.3] [%clk 1:32:17] } 5. Nc3 { [%eval 0.21] [%clk 1:20:02] } 5... a6 { [%eval 0.39] [%clk 1:32:17] } 6. Bg5 { [%eval 0.0] [%clk 1:20:25] } 6... Nbd7 { [%eval 0.18] [%clk 1:32:44] } 7. Qe2 { [%eval 0.29] [%clk 1:20:43] } 7... h6 { [%eval 0.0] [%clk 1:32:27] } 8. Bh4 { [%eval 0.58] [%clk 1:21:03] } 8... e5 { [%eval 0.62] [%clk 1:32:36] } 9. Nf5 { [%eval 0.78] [%clk 1:18:30] } 9... g6 { [%eval 0.66] [%clk 1:33:03] } 10. Ne3 { [%eval 0.64] [%clk 1:18:29] } 10... Be7 { [%eval 0.79] [%clk 1:33:31] } 11. O-O-O { [%eval 0.69] [%clk 1:18:36] } 11... b5 { [%eval 0.38] [%clk 1:33:56] } 12. Bxf6 { [%eval 0.55] [%clk 1:12:18] } 12... Nxf6 { [%eval 0.36] [%clk 1:34:18] } 13. Ncd5 { [%eval -0.05] [%clk 1:12:34] } 13... Be6?! { [%eval 0.61] } { Inaccuracy. Nxd5 was best. } { [%clk 1:34:04] } 14. g3?! { [%eval 0.0] } { Inaccuracy. Nxf6+ was best. } { [%clk 1:10:44] } 14... Rc8?! { [%eval 0.97] } { Inaccuracy. Nxd5 was best. } { [%clk 1:34:05] } 15. Bg2? { [%eval -0.41] } { Mistake. Nxf6+ was best. } { [%clk 1:10:14] } 15... Nxd5 { [%eval -0.49] [%clk 1:32:38] } 16. exd5? { [%eval -1.65] } { Mistake. Nxd5 was best. } { [%clk 0:59:08] } 16... Bd7 { [%eval -1.16] [%clk 1:32:20] } 17. Kb1 { [%eval -1.38] [%clk 0:59:36] } 17... Kf8 { [%eval -1.83] [%clk 1:30:13] } 18. f4 { [%eval -1.72] [%clk 0:59:36] } 18... exf4 { [%eval -2.17] [%clk 1:29:50] } 19. gxf4 { [%eval -2.0] [%clk 0:59:53] } 19... Bf6 { [%eval -1.46] [%clk 1:28:54] } 20. Qd2?! { [%eval -2.56] } { Inaccuracy. h4 was best. } { [%clk 0:58:07] } 20... Bg7?! { [%eval -1.58] } { Inaccuracy. Kg7 was best. } { [%clk 1:15:40] } 21. c3 { [%eval -1.22] [%clk 0:53:55] } 21... Qh4 { [%eval -0.79] [%clk 1:06:51] } 22. f5?! { [%eval -1.41] } { Inaccuracy. Rdf1 was best. } { [%clk 0:53:30] } 22... b4?! { [%eval -0.54] } { Inaccuracy. gxf5 was best. } { [%clk 1:05:26] } 23. cxb4 { [%eval -0.85] [%clk 0:38:57] } 23... gxf5 { [%eval -1.02] [%clk 0:46:55] } 24. Rc1?! { [%eval -1.93] } { Inaccuracy. Bf1 was best. } { [%clk 0:37:45] } 24... Ke7?! { [%eval -0.86] } { Inaccuracy. Rxc1+ was best. } { [%clk 0:36:23] } 25. Rce1 { [%eval -1.14] [%clk 0:27:10] } 25... Be5 { [%eval -0.76] [%clk 0:25:46] } 26. Rhf1 { [%eval -1.04] [%clk 0:26:56] } 26... Rhg8?! { [%eval -0.17] } { Inaccuracy. f4 was best. } { [%clk 0:18:49] } 27. Rxf5 { [%eval 0.15] [%clk 0:22:05] } 27... f6 { [%eval 0.49] [%clk 0:17:43] } 28. Rf2 { [%eval 0.66] [%clk 0:21:43] } 28... Kf7 { [%eval 1.07] [%clk 0:14:34] } 29. Bf1?! { [%eval 0.17] } { Inaccuracy. a3 was best. } { [%clk 0:16:44] } 29... Rg1 { [%eval 0.62] [%clk 0:08:30] } 30. Bxa6?? { [%eval #-9] } { Checkmate is now unavoidable. a3 was best. } { [%clk 0:15:38] } 30... Qe4+?? { [%eval -0.02] } { Lost forced checkmate sequence. Bf5+ was best. } { [%clk 0:07:14] } 31. Ka1 { [%eval -0.16] [%clk 0:12:51] } 31... Rxe1+ { [%eval -0.32] [%clk 0:06:10] } 32. Qxe1 { [%eval -0.36] [%clk 0:13:18] } 32... Rb8?! { [%eval 0.36] } { Inaccuracy. Qxb4 was best. } { [%clk 0:05:33] } 33. Nc2 { [%eval 0.03] [%clk 0:11:24] } 33... Qg6?? { [%eval 3.19] } { Blunder. Qxe1+ was best. } { [%clk 0:02:05] } 34. a3 { [%eval 2.86] [%clk 0:10:08] } 34... Re8 { [%eval 3.45] [%clk 0:01:31] } 35. Qd2 { [%eval 3.24] [%clk 0:10:06] } 35... f5 { [%eval 3.6] [%clk 0:00:46] } 36. Bd3?! { [%eval 2.76] } { Inaccuracy. Nd4 was best. } { [%clk 0:08:33] } 36... Rf8? { [%eval 4.62] } { Mistake. Qf6 was best. } { [%clk 0:00:34] } 37. Ne3 { [%eval 4.94] [%clk 0:08:28] } 37... Ke7 { [%eval 4.94] [%clk 0:00:40] } 38. Ka2 { [%eval 4.5] [%clk 0:06:18] } 38... Qh5 { [%eval 4.64] [%clk 0:00:37] } 39. Nc4 { [%eval 5.02] [%clk 0:05:46] } 39... Qh4 { [%eval 5.06] [%clk 0:00:50] } 40. Nxe5?! { [%eval 3.74] } { Inaccuracy. Nb6 was best. } { [%clk 0:05:09] } 40... dxe5 { [%eval 3.73] [%clk 0:01:18] } 41. Qe3 { [%eval 3.6] [%clk 0:02:15] } 41... e4? { [%eval 7.01] } { Mistake. Qf6 was best. } { [%clk 0:01:01] } 42. Qc5+ { [%eval 6.23] [%clk 0:02:30] } 42... Kf7 { [%eval 5.83] [%clk 0:01:07] } 43. Bc4 { [%eval 5.25] [%clk 0:01:59] } 43... Rc8?! { [%eval 9.48] } { Inaccuracy. e3 was best. } { [%clk 0:01:13] } 44. d6+ { [%eval 9.25] [%clk 0:02:21] } 44... Kf8 { [%eval 20.53] } 45. Rxf5+ { [%eval 64.05] [%clk 0:02:30] } 45... Kg7 { [%eval 74.99] [%clk 0:00:46] } 46. Qe5+ { [%eval 70.69] [%clk 0:01:19] } 46... Kg6 { [%eval 121.27] [%clk 0:01:14] } 47. Bf7+ { [%eval 19.62] [%clk 0:00:55] } 47... Kh7 { [%eval 16.58] [%clk 0:01:43] } 48. Bh5 { [%eval #12] [%clk 0:01:03] } 48... Kg8 { [%eval #12] [%clk 0:01:06] } 49. Rf6?! { [%eval 14.11] } { Lost forced checkmate sequence. Qd5+ was best. } { [%clk 0:01:01] } 1-0