Event: Round 5: Aleksandr Ostrovskiy - Alexander Kalikshteyn
Date: 2022-05-06
White: Aleksandr Ostrovskiy
WhiteTitle: IM
Black: Alexander Kalikshteyn
BlackTitle: IM
Result: 1/2-1/2
ECO: B48
Opening: Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack
Variant: Standard

1. e4 { [%eval 0.33] [%clk 1:30:04] } 1... c5 { [%eval 0.32] [%clk 1:30:49] } 2. Nf3 { [%eval 0.0] [%clk 1:30:16] } 2... e6 { [%eval 0.13] [%clk 1:31:11] } 3. d4 { [%eval 0.42] [%clk 1:29:59] } 3... cxd4 { [%eval 0.38] [%clk 1:31:34] } 4. Nxd4 { [%eval -0.13] [%clk 1:30:27] } 4... Nc6?! { [%eval 0.42] } { Inaccuracy. a6 was best. } 5. Nc3 { [%eval 0.33] [%clk 1:30:40] } 5... Qc7 { [%eval 0.61] [%clk 1:32:21] } 6. Be3 { [%eval 0.33] [%clk 1:30:43] } 6... a6 { [%eval 0.57] [%clk 1:32:36] } 7. g4 { [%eval 0.39] [%clk 1:29:44] } 7... b5 { [%eval 0.24] [%clk 1:32:06] } 8. Nxc6 { [%eval 0.0] [%clk 1:29:38] } 8... Qxc6 { [%eval 0.21] [%clk 1:32:30] } 9. Qd2 { [%eval 0.28] [%clk 1:29:33] } 9... b4 { [%eval 0.55] [%clk 1:32:01] } 10. Ne2 { [%eval 0.25] [%clk 1:29:43] } 10... Qxe4 { [%eval 0.55] [%clk 1:32:25] } 11. Rg1 { [%eval 0.52] [%clk 1:30:07] } 11... Qc4 { [%eval 0.31] [%clk 1:32:32] } 12. Nf4 { [%eval 0.18] [%clk 1:25:49] } 12... Qc7 { [%eval 0.46] [%clk 1:32:39] } 13. O-O-O { [%eval 0.51] [%clk 1:26:13] } 13... Nf6 { [%eval 0.51] [%clk 1:26:27] } 14. Nh5 { [%eval 0.21] [%clk 1:23:06] } 14... Nxh5 { [%eval 0.67] [%clk 1:21:30] } 15. gxh5 { [%eval 0.42] [%clk 1:23:14] } 15... Bb7 { [%eval 0.63] [%clk 1:21:53] } 16. Bf4 { [%eval 0.49] [%clk 1:06:07] } 16... Qc6 { [%eval 0.67] [%clk 1:17:57] } 17. Be5 { [%eval 0.43] [%clk 1:01:08] } 17... Rg8 { [%eval 0.57] [%clk 1:01:27] } 18. Bd3 { [%eval 0.63] [%clk 0:36:46] } 18... Qd5 { [%eval 0.43] [%clk 0:27:20] } 19. Kb1?? { [%eval -1.44] } { Blunder. f4 was best. } { [%clk 0:28:35] } 19... Qxe5 { [%eval -1.23] [%clk 0:23:57] } 20. Bxh7 { [%eval -1.18] [%clk 0:27:13] } 20... Bc6? { [%eval 0.0] } { Mistake. Rd8 was best. } { [%clk 0:21:32] } 21. Rg5 { [%eval -0.23] [%clk 0:15:20] } 21... Qxh2 { [%eval 0.0] [%clk 0:21:36] } 22. Bxg8 { [%eval 0.0] [%clk 0:15:42] } 22... f6 { [%eval 0.0] [%clk 0:20:06] } 23. Rgg1 { [%eval 0.0] [%clk 0:10:31] } 23... Qxh5 { [%eval 0.0] [%clk 0:20:10] } 24. Rh1?! { [%eval -0.74] } { Inaccuracy. Qd3 was best. } { [%clk 0:05:00] } 24... Qxh1?! { [%eval 0.0] } { Inaccuracy. Qd5 was best. } { [%clk 0:19:08] } 25. Rxh1 { [%eval 0.0] [%clk 0:05:25] } 25... Bxh1 { [%eval 0.0] [%clk 0:19:35] } 26. Bh7 { [%eval 0.0] [%clk 0:05:40] } 26... Bc6 { [%eval 0.0] [%clk 0:13:44] } 27. Bg6+ { [%eval 0.0] [%clk 0:04:12] } 1/2-1/2