Event: Round 6: Pereira, Sergio - Cogan, Nicolas
Date: 2024-03-17
White: Pereira, Sergio
WhiteElo: 2017
Black: Cogan, Nicolas
BlackElo: 2070
Result: 0-1
ECO: B23
Opening: Sicilian Defense: Closed, Traditional
Variant: Standard

1. e4 { [%eval 0.13] [%clk 1:30:34] } 1... c5 { [%eval 0.33] [%clk 1:21:32] } 2. Nc3 { [%eval 0.24] [%clk 1:30:35] } 2... Nc6 { [%eval 0.41] [%clk 1:21:19] } 3. Bb5 { [%eval 0.0] [%clk 1:30:55] } 3... Nd4 { [%eval 0.0] [%clk 1:21:44] } 4. Bc4 { [%eval 0.0] [%clk 1:31:17] } 4... e6 { [%eval 0.0] [%clk 1:22:10] } 5. Nge2 { [%eval 0.0] [%clk 1:31:37] } 5... Ne7 { [%eval 0.27] [%clk 1:20:02] } 6. O-O { [%eval 0.0] [%clk 1:31:43] } 6... g6 { [%eval -0.05] [%clk 1:10:55] } 7. Nxd4 { [%eval -0.03] [%clk 1:03:16] } 7... cxd4 { [%eval -0.09] [%clk 1:11:23] } 8. Nb5 { [%eval -0.28] [%clk 1:01:14] } 8... Nc6?! { [%eval 0.47] } { Inaccuracy. d5 was best. } { [%clk 1:08:38] } 9. c3 { [%eval 0.52] [%clk 0:54:47] } 9... Bg7 { [%eval 0.99] [%clk 0:58:44] } 10. b3 { [%eval 0.81] [%clk 0:46:32] } 10... a6?! { [%eval 1.78] } { Inaccuracy. O-O was best. } { [%clk 0:55:04] } 11. Nd6+ { [%eval 1.85] [%clk 0:46:03] } 11... Kf8 { [%eval 1.68] [%clk 0:55:13] } 12. Ba3 { [%eval 1.54] [%clk 0:36:34] } 12... Kg8 { [%eval 1.58] [%clk 0:53:43] } 13. f4?! { [%eval 0.77] } { Inaccuracy. Qf3 was best. } { [%clk 0:35:52] } 13... Qa5 { [%eval 0.98] [%clk 0:42:40] } 14. b4 { [%eval 1.07] [%clk 0:30:54] } 14... Qc7 { [%eval 1.2] [%clk 0:23:39] } 15. e5 { [%eval 1.05] [%clk 0:27:30] } 15... b5 { [%eval 0.9] [%clk 0:22:38] } 16. Bb3 { [%eval 0.86] [%clk 0:27:05] } 16... Bb7 { [%eval 0.99] [%clk 0:22:03] } 17. Qg4?! { [%eval 0.37] } { Inaccuracy. Qf3 was best. } { [%clk 0:22:24] } 17... Rf8?! { [%eval 1.23] } { Inaccuracy. Bf8 was best. } { [%clk 0:13:33] } 18. c4 { [%eval 1.36] [%clk 0:19:51] } 18... h5 { [%eval 1.34] [%clk 0:12:06] } 19. Qe2 { [%eval 1.34] [%clk 0:18:29] } 19... h4?! { [%eval 2.04] } { Inaccuracy. bxc4 was best. } { [%clk 0:09:13] } 20. cxb5 { [%eval 2.21] [%clk 0:17:19] } 20... axb5 { [%eval 1.89] [%clk 0:09:11] } 21. Qxb5 { [%eval 1.73] [%clk 0:17:27] } 21... Ba8 { [%eval 1.93] [%clk 0:08:45] } 22. Qc5 { [%eval 1.78] [%clk 0:17:19] } 22... Qb8 { [%eval 2.06] [%clk 0:07:27] } 23. h3 { [%eval 1.89] [%clk 0:15:09] } 23... f6?! { [%eval 2.72] } { Inaccuracy. Ne7 was best. } { [%clk 0:01:46] } 24. b5 { [%eval 2.76] [%clk 0:14:10] } 24... Na5 { [%eval 2.89] [%clk 0:00:35] } 25. Rab1?! { [%eval 1.65] } { Inaccuracy. Bc2 was best. } { [%clk 0:09:19] } 25... fxe5 { [%eval 2.12] [%clk 0:00:33] } 26. fxe5?? { [%eval 0.0] } { Blunder. Bd1 was best. } { [%clk 0:08:51] } 26... Rxf1+?? { [%eval 2.15] } { Blunder. Nxb3 was best. } { [%clk 0:00:53] } 27. Rxf1 { [%eval 2.12] [%clk 0:09:11] } 27... Rh5 { [%eval 2.11] [%clk 0:00:32] } 28. Re1?? { [%eval -1.71] } { Blunder. Rc1 was best. } { [%clk 0:02:07] } 28... Rg5?? { [%eval 0.06] } { Blunder. Nxb3 was best. } { [%clk 0:00:33] } 29. Ne4?? { [%eval -2.82] } { Blunder. g4 was best. } { [%clk 0:01:44] } 29... Rxe5?? { [%eval -0.5] } { Blunder. Nxb3 was best. } { [%clk 0:00:33] } 30. Qc2?? { [%eval -3.96] } { Blunder. Qe7 was best. } { [%clk 0:01:30] } 30... Nxb3 { [%eval -3.87] [%clk 0:00:39] } 31. axb3 { [%eval -3.94] [%clk 0:01:44] } 31... Rxb5? { [%eval -1.93] } { Mistake. d3 was best. } { [%clk 0:00:34] } 32. Rf1? { [%eval -4.12] } { Mistake. Be7 was best. } { [%clk 0:00:59] } 32... Rf5 { [%eval -3.45] [%clk 0:00:33] } 33. Rxf5 { [%eval -4.17] [%clk 0:00:51] } 33... gxf5 { [%eval -3.8] [%clk 0:01:02] } 34. Nc5?? { [%eval #-7] } { Checkmate is now unavoidable. Nd6 was best. } { [%clk 0:00:31] } 34... Qg3 { [%eval #-6] [%clk 0:01:11] } 35. d3 { [%eval #-3] [%clk 0:00:44] } 35... Be5?? { [%eval -5.18] } { Lost forced checkmate sequence. Qe1+ was best. } { [%clk 0:01:40] } 36. Ne4?? { [%eval #-1] } { Checkmate is now unavoidable. Qf2 was best. } { [%clk 0:00:49] } 36... Qe1# { [%clk 0:00:37] } 0-1