Event: Vladimir Dvorkovich Memorial Aktobe Open 2023
Date: 2023-06-21
White: Daniyal Sapenov
Black: Vladislav Kovalev
Result: 0-1
ECO: E12
Opening: Queen's Indian Defense: Petrosian Variation
Variant: Standard
TimeControl: 90 min + 30 sec

1. d4 { [%eval 0.0] [%clk 1:30:54] } 1... Nf6 { [%eval 0.28] [%clk 1:30:56] } 2. c4 { [%eval 0.16] [%clk 1:31:17] } 2... e6 { [%eval 0.23] [%clk 1:31:22] } 3. Nf3 { [%eval 0.0] [%clk 1:31:40] } 3... b6 { [%eval 0.29] [%clk 1:31:40] } 4. a3 { [%eval 0.0] [%clk 1:29:34] } 4... Ba6 { [%eval 0.37] [%clk 1:26:12] } 5. Qc2 { [%eval 0.25] [%clk 1:29:36] } 5... d5 { [%eval 0.55] [%clk 1:24:40] } 6. cxd5 { [%eval 0.74] [%clk 1:25:48] } 6... exd5 { [%eval 0.73] [%clk 1:22:14] } 7. Nc3 { [%eval 0.6] [%clk 1:22:32] } 7... Be7 { [%eval 0.75] [%clk 1:18:13] } 8. g3 { [%eval 0.57] [%clk 1:19:37] } 8... O-O { [%eval 0.55] [%clk 1:18:03] } 9. Bg2 { [%eval 0.43] [%clk 1:19:50] } 9... Nbd7 { [%eval 0.55] [%clk 1:10:35] } 10. O-O { [%eval 0.54] [%clk 1:18:54] } 10... Bb7 { [%eval 0.64] [%clk 1:07:55] } 11. Bf4 { [%eval 0.55] [%clk 1:15:23] } 11... a6 { [%eval 0.73] [%clk 1:08:03] } 12. Rac1 { [%eval 0.73] [%clk 1:13:12] } 12... Re8 { [%eval 0.51] [%clk 1:00:37] } 13. Rfd1 { [%eval 0.72] [%clk 1:08:08] } 13... Rc8 { [%eval 0.8] [%clk 0:54:30] } 14. Qf5 { [%eval 0.37] [%clk 1:00:01] } 14... Nf8 { [%eval 0.7] [%clk 0:53:20] } 15. Ne5 { [%eval 0.33] [%clk 0:55:11] } 15... Ne6 { [%eval 0.31] [%clk 0:49:23] } 16. Be3 { [%eval 0.0] [%clk 0:45:16] } 16... g6 { [%eval -0.04] [%clk 0:43:42] } 17. Qh3 { [%eval -0.04] [%clk 0:39:57] } 17... Bd6 { [%eval -0.2] [%clk 0:39:08] } 18. Ng4 { [%eval -0.67] [%clk 0:36:57] } 18... c6 { [%eval -0.36] [%clk 0:37:08] } 19. Nxf6+ { [%eval -0.4] [%clk 0:24:14] } 19... Qxf6 { [%eval -0.52] [%clk 0:37:35] } 20. Qg4 { [%eval -0.86] [%clk 0:24:32] } 20... Rc7?! { [%eval -0.21] } { Inaccuracy. h5 was best. } { [%clk 0:33:49] } 21. Qf3?! { [%eval -0.99] } { Inaccuracy. Bh6 was best. } { [%clk 0:19:04] } 21... Qg7 { [%eval -1.01] [%clk 0:33:55] } 22. Rd3?! { [%eval -1.59] } { Inaccuracy. Na4 was best. } { [%clk 0:16:03] } 22... a5 { [%eval -1.44] [%clk 0:30:44] } 23. Rcd1 { [%eval -1.9] [%clk 0:15:38] } 23... Ba6 { [%eval -1.58] [%clk 0:30:58] } 24. R3d2 { [%eval -1.47] [%clk 0:16:02] } 24... Bc4 { [%eval -1.71] [%clk 0:30:29] } 25. Na4 { [%eval -1.48] [%clk 0:11:44] } 25... Rb7 { [%eval -1.3] [%clk 0:24:56] } 26. Bf4?! { [%eval -2.31] } { Inaccuracy. b3 was best. } { [%clk 0:07:48] } 26... Nxf4 { [%eval -2.39] [%clk 0:21:47] } 27. gxf4 { [%eval -2.17] [%clk 0:08:10] } 27... Qf6?! { [%eval -1.55] } { Inaccuracy. Qh6 was best. } { [%clk 0:21:25] } 28. b3 { [%eval -1.4] [%clk 0:06:41] } 28... Bb5 { [%eval -1.24] [%clk 0:21:07] } 29. Nc3 { [%eval -1.39] [%clk 0:06:08] } 29... Ba6 { [%eval -1.35] [%clk 0:21:29] } 30. e3 { [%eval -1.55] [%clk 0:06:33] } 30... Bxa3 { [%eval -1.67] [%clk 0:21:35] } 31. Nb1 { [%eval -1.66] [%clk 0:04:44] } 31... Bb4 { [%eval -1.8] [%clk 0:21:56] } 32. Rc2 { [%eval -1.79] [%clk 0:05:07] } 32... Rbe7 { [%eval -1.67] [%clk 0:21:15] } 33. Bf1 { [%eval -1.84] [%clk 0:04:16] } 33... Bb7 { [%eval -1.95] [%clk 0:21:12] } 34. Nc3 { [%eval -1.85] [%clk 0:04:08] } 34... Kh8 { [%eval -1.82] [%clk 0:18:20] } 35. Ne2 { [%eval -2.0] [%clk 0:03:38] } 35... c5 { [%eval -1.92] [%clk 0:16:44] } 36. Qg3 { [%eval -2.2] [%clk 0:03:07] } 36... Bc6 { [%eval -2.03] [%clk 0:15:09] } 37. Nc3 { [%eval -1.85] [%clk 0:02:01] } 37... Rd8 { [%eval -1.32] [%clk 0:12:20] } 38. Nb5?! { [%eval -2.04] } { Inaccuracy. Qg5 was best. } { [%clk 0:01:32] } 38... Re4 { [%eval -2.31] [%clk 0:08:37] } 39. Na7 { [%eval -2.63] [%clk 0:01:02] } 39... Be8 { [%eval -2.72] [%clk 0:08:13] } 40. Nb5 { [%eval -2.72] [%clk 0:01:04] } 40... Bxb5 { [%eval -2.83] [%clk 0:07:29] } 41. Bxb5 { [%eval -2.43] [%clk 0:01:28] } 41... cxd4 { [%eval -2.96] [%clk 0:07:54] } 42. Rxd4 { [%eval -2.48] [%clk 0:01:24] } 42... Rxd4 { [%eval -2.9] [%clk 0:08:20] } 43. exd4 { [%eval -2.96] [%clk 0:01:47] } 43... Qxd4 { [%eval -2.84] [%clk 0:08:24] } 44. Re2?! { [%eval -4.07] } { Inaccuracy. Rc7 was best. } { [%clk 0:01:24] } 44... Bd6 { [%eval -4.0] [%clk 0:05:02] } 45. Qh4 { [%eval -4.6] [%clk 0:01:39] } 45... Rc8 { [%eval -4.65] [%clk 0:04:01] } 46. Be8 { [%eval -5.4] [%clk 0:00:53] } 46... Kg7 { [%eval -4.81] [%clk 0:03:41] } 47. Re3 { [%eval -5.17] [%clk 0:01:17] } 47... Qxf4 { [%eval -5.14] [%clk 0:02:53] } 48. Qxf4 { [%eval -5.02] [%clk 0:01:22] } 48... Bxf4 { [%eval -5.16] [%clk 0:03:20] } 49. Re7 { [%eval -5.78] [%clk 0:01:46] } 49... Kf8 { [%eval -5.91] [%clk 0:02:53] } 50. Rxf7+ { [%eval -5.98] [%clk 0:02:09] } 50... Kxe8 { [%eval -5.63] [%clk 0:03:22] } 51. Rxf4 { [%eval -5.95] [%clk 0:02:28] } 51... Rc3 { [%eval -6.02] [%clk 0:03:39] } 0-1