Event: Round 4: Aleksandr Ostrovskiy - Ulvi Bajarani
Date: 2021-12-19
White: Aleksandr Ostrovskiy
WhiteTitle: IM
Black: Ulvi Bajarani
BlackTitle: GM
Result: 1-0
ECO: A28
Opening: English Opening: Four Knights System, Nimzowitsch Variation
Variant: Standard

1. c4 { [%eval 0.23] [%clk 1:24:30] } 1... e5 { [%eval 0.12] [%clk 1:30:53] } 2. Nc3 { [%eval 0.16] [%clk 1:24:52] } 2... Nf6 { [%eval 0.32] [%clk 1:31:17] } 3. Nf3 { [%eval 0.0] [%clk 1:25:17] } 3... Nc6 { [%eval 0.11] [%clk 1:31:40] } 4. e4 { [%eval 0.03] [%clk 1:21:56] } 4... Bd6 { [%eval 0.4] [%clk 1:30:51] } 5. d4 { [%eval 0.31] [%clk 1:14:56] } 5... exd4 { [%eval 0.05] [%clk 1:27:39] } 6. Nxd4 { [%eval 0.13] [%clk 1:15:21] } 6... O-O { [%eval 0.19] [%clk 1:25:14] } 7. Be2?! { [%eval -0.5] } { Inaccuracy. f3 was best. } { [%clk 1:11:19] } 7... Bb4?! { [%eval 0.14] } { Inaccuracy. Nxd4 was best. } { [%clk 1:21:34] } 8. f3 { [%eval 0.41] [%clk 1:08:25] } 8... d6 { [%eval 0.39] [%clk 1:17:16] } 9. Be3 { [%eval 0.28] [%clk 1:02:22] } 9... Bxc3+ { [%eval 0.4] [%clk 1:12:32] } 10. bxc3 { [%eval 0.31] [%clk 1:02:49] } 10... Ne5 { [%eval 0.39] [%clk 1:12:15] } 11. Bg5 { [%eval 0.0] [%clk 0:59:10] } 11... h6 { [%eval 0.0] [%clk 1:08:43] } 12. Be3 { [%eval 0.08] [%clk 0:54:10] } 12... Re8 { [%eval 0.08] [%clk 1:01:16] } 13. O-O { [%eval 0.01] [%clk 0:45:00] } 13... Nfd7 { [%eval 0.08] [%clk 0:57:05] } 14. a4 { [%eval 0.41] [%clk 0:39:24] } 14... a6 { [%eval 0.87] [%clk 0:45:17] } 15. a5 { [%eval 0.75] [%clk 0:35:33] } 15... Nf6 { [%eval 0.95] [%clk 0:43:59] } 16. Kh1?! { [%eval 0.09] } { Inaccuracy. Bf2 was best. } { [%clk 0:31:15] } 16... Bd7?! { [%eval 0.81] } { Inaccuracy. c5 was best. } { [%clk 0:34:31] } 17. Qb3?! { [%eval 0.28] } { Inaccuracy. Bf2 was best. } { [%clk 0:19:52] } 17... Rb8 { [%eval 0.35] [%clk 0:22:30] } 18. Qa3 { [%eval 0.01] [%clk 0:16:18] } 18... c5 { [%eval -0.14] [%clk 0:21:11] } 19. Nc2 { [%eval 0.11] [%clk 0:14:56] } 19... Be6 { [%eval 0.02] [%clk 0:20:38] } 20. Qa4?! { [%eval -0.75] } { Inaccuracy. Bf2 was best. } { [%clk 0:07:00] } 20... Bd7? { [%eval 0.32] } { Mistake. Nh5 was best. } { [%clk 0:16:06] } 21. Qa2 { [%eval 0.22] [%clk 0:07:16] } 21... Be6 { [%eval 0.4] [%clk 0:15:49] } 22. Rfd1 { [%eval 0.33] [%clk 0:05:44] } 22... Qe7 { [%eval 0.64] [%clk 0:12:48] } 23. Rab1 { [%eval 0.35] [%clk 0:05:54] } 23... Nfd7?! { [%eval 1.16] } { Inaccuracy. Nh5 was best. } { [%clk 0:10:53] } 24. Bf4?! { [%eval 0.36] } { Inaccuracy. Bf2 was best. } { [%clk 0:05:14] } 24... f5 { [%eval 0.49] [%clk 0:10:29] } 25. exf5 { [%eval 0.11] [%clk 0:04:49] } 25... Bxf5 { [%eval 0.06] [%clk 0:10:50] } 26. Bf1 { [%eval 0.07] [%clk 0:04:40] } 26... Qf6 { [%eval 0.08] [%clk 0:08:54] } 27. Bg3 { [%eval 0.28] [%clk 0:04:03] } 27... h5 { [%eval -0.66] [%clk 0:09:11] } 28. Re1?! { [%eval -1.54] } { Inaccuracy. Rd2 was best. } { [%clk 0:00:36] } 28... h4 { [%eval -2.05] [%clk 0:06:24] } 29. Bxe5 { [%eval -2.12] [%clk 0:01:03] } 29... Nxe5 { [%eval -2.25] [%clk 0:06:41] } 30. Rbd1 { [%eval -2.06] [%clk 0:00:44] } 30... Bd7? { [%eval -0.68] } { Mistake. Nxf3 was best. } { [%clk 0:03:44] } 31. Ne3 { [%eval -0.95] [%clk 0:01:04] } 31... Bc6 { [%eval -0.64] [%clk 0:04:09] } 32. Qf2 { [%eval -0.96] [%clk 0:00:35] } 32... h3 { [%eval -0.62] [%clk 0:04:23] } 33. Nd5 { [%eval -0.75] [%clk 0:00:36] } 33... Bxd5 { [%eval -0.76] [%clk 0:03:07] } 34. cxd5?! { [%eval -1.29] } { Inaccuracy. Rxd5 was best. } { [%clk 0:01:05] } 34... hxg2+ { [%eval -1.29] [%clk 0:02:38] } 35. Bxg2 { [%eval -1.1] [%clk 0:01:32] } 35... Ng6? { [%eval -0.08] } { Mistake. c4 was best. } { [%clk 0:02:44] } 36. Re6 { [%eval -0.19] [%clk 0:00:48] } 36... Rxe6 { [%eval 0.0] [%clk 0:01:02] } 37. dxe6 { [%eval -0.14] [%clk 0:01:16] } 37... Nf4 { [%eval -0.12] [%clk 0:00:48] } 38. Rxd6 { [%eval -0.35] [%clk 0:00:46] } 38... Qxc3 { [%eval -0.38] [%clk 0:00:34] } 39. e7 { [%eval -0.62] [%clk 0:00:32] } 39... Re8 { [%eval -0.61] [%clk 0:00:56] } 40. Rd7 { [%eval -0.43] [%clk 0:00:32] } 40... Kf7 { [%eval -0.74] [%clk 0:00:51] } 41. Rxb7 { [%eval -0.38] [%clk 0:00:35] } 41... c4?! { [%eval 0.14] } { Inaccuracy. Rxe7 was best. } 1-0