Event: Round 4: Ponkratov, Pavel - Ansat, Aldiyar
Date: 2024-05-28
White: Ponkratov, Pavel
WhiteTitle: GM
WhiteElo: 2588
Black: Ansat, Aldiyar
BlackTitle: IM
BlackElo: 2421
Result: 0-1
ECO: B33
Opening: Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Novosibirsk Variation
Variant: Standard

1. e4 { [%eval 0.15] [%clk 1:30:57] } 1... c5 { [%eval 0.25] [%clk 1:28:21] } 2. Nf3 { [%eval 0.25] [%clk 1:31:22] } 2... Nc6 { [%eval 0.45] [%clk 1:28:41] } 3. d4 { [%eval 0.31] [%clk 1:31:48] } 3... cxd4 { [%eval 0.23] [%clk 1:29:07] } 4. Nxd4 { [%eval 0.3] [%clk 1:32:15] } 4... Nf6 { [%eval 0.36] [%clk 1:29:32] } 5. Nc3 { [%eval 0.22] [%clk 1:32:42] } 5... e5 { [%eval 0.32] [%clk 1:29:57] } 6. Ndb5 { [%eval 0.36] [%clk 1:33:08] } 6... d6 { [%eval 0.32] [%clk 1:30:21] } 7. Bg5 { [%eval 0.39] [%clk 1:33:34] } 7... a6 { [%eval 0.44] [%clk 1:30:48] } 8. Na3 { [%eval 0.26] [%clk 1:34:00] } 8... b5 { [%eval 0.28] [%clk 1:31:15] } 9. Bxf6 { [%eval 0.13] [%clk 1:34:26] } 9... gxf6 { [%eval 0.19] [%clk 1:31:41] } 10. Nd5 { [%eval 0.11] [%clk 1:34:53] } 10... Bg7 { [%eval 0.37] [%clk 1:32:03] } 11. c3 { [%eval 0.13] [%clk 1:35:16] } 11... f5 { [%eval 0.14] [%clk 1:32:23] } 12. exf5 { [%eval 0.11] [%clk 1:34:37] } 12... Bxf5 { [%eval 0.17] [%clk 1:32:36] } 13. Nc2 { [%eval 0.1] [%clk 1:35:04] } 13... O-O { [%eval 0.1] [%clk 1:20:25] } 14. a4 { [%eval 0.07] [%clk 1:35:07] } 14... bxa4 { [%eval 0.59] [%clk 1:06:16] } 15. Rxa4 { [%eval 0.17] [%clk 1:33:16] } 15... a5 { [%eval 0.34] [%clk 1:00:15] } 16. Nce3 { [%eval 0.32] [%clk 1:27:33] } 16... Be6 { [%eval 0.41] [%clk 0:52:57] } 17. Bc4 { [%eval 0.09] [%clk 1:09:26] } 17... Rb8 { [%eval 0.1] [%clk 0:46:04] } 18. Qc2 { [%eval 0.09] [%clk 1:07:38] } 18... Nd4 { [%eval 0.16] [%clk 0:28:26] } 19. Qb1 { [%eval -0.02] [%clk 0:42:00] } 19... Nb3 { [%eval 0.4] [%clk 0:23:46] } 20. Qa2 { [%eval 0.0] [%clk 0:37:03] } 20... Nc5 { [%eval 0.0] [%clk 0:18:59] } 21. Ra3? { [%eval -1.31] } { Mistake. Rxa5 was best. } { [%clk 0:36:58] } 21... Kh8? { [%eval -0.11] } { Mistake. a4 was best. } { [%clk 0:12:42] } 22. O-O? { [%eval -1.29] } { Mistake. b4 was best. } { [%clk 0:36:25] } 22... f5? { [%eval -0.03] } { Mistake. a4 was best. } { [%clk 0:13:01] } 23. b4 { [%eval 0.0] [%clk 0:35:42] } 23... axb4 { [%eval 0.0] [%clk 0:12:46] } 24. cxb4 { [%eval 0.0] [%clk 0:36:07] } 24... Ne4 { [%eval 0.0] [%clk 0:12:17] } 25. f3 { [%eval -0.02] [%clk 0:29:30] } 25... Ng5 { [%eval -0.06] [%clk 0:12:43] } 26. Nc3?! { [%eval -1.14] } { Inaccuracy. Ra7 was best. } { [%clk 0:27:51] } 26... Qb6 { [%eval -1.28] [%clk 0:09:50] } 27. Bxe6?! { [%eval -2.48] } { Inaccuracy. Na4 was best. } { [%clk 0:21:36] } 27... Qxe3+ { [%eval -2.27] [%clk 0:10:16] } 28. Kh1 { [%eval -2.27] [%clk 0:22:03] } 28... Nxe6 { [%eval -2.34] [%clk 0:09:15] } 29. Qxe6 { [%eval -2.28] [%clk 0:22:27] } 29... e4 { [%eval -2.34] [%clk 0:09:40] } 30. Qb3 { [%eval -2.37] [%clk 0:22:31] } 30... exf3 { [%eval -2.38] [%clk 0:09:01] } 31. gxf3 { [%eval -2.53] [%clk 0:21:01] } 31... Be5 { [%eval -2.48] [%clk 0:05:04] } 32. f4?! { [%eval -3.68] } { Inaccuracy. Qc4 was best. } { [%clk 0:21:25] } 32... Qh3 { [%eval -3.51] [%clk 0:04:39] } 33. Qd1 { [%eval -4.01] [%clk 0:17:50] } 33... Rg8 { [%eval -4.03] [%clk 0:04:29] } 34. Qf3 { [%eval -3.85] [%clk 0:17:08] } 34... Rg3 { [%eval -3.96] [%clk 0:04:50] } 35. Nd5?? { [%eval #-15] } { Checkmate is now unavoidable. Qe2 was best. } { [%clk 0:09:55] } 35... Rbg8 { [%eval #-17] [%clk 0:03:37] } 0-1