Event: Round 4 (A): Robert Shlyakhtenko - Aleksandr Ostrovskiy
Site: https://lichess.org/study/7HyBcJvA/PauGTjJS
Date: 2023-01-14
White: Robert Shlyakhtenko
WhiteTitle: IM
Black: Aleksandr Ostrovskiy
BlackTitle: IM
Result: 0-1
ECO: E20
Opening: Nimzo-Indian Defense: Kmoch Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:57] } 1... Nf6 { [%eval 0.28] [%clk 1:23:59] } 2. c4 { [%eval 0.16] [%clk 1:31:16] } 2... e6 { [%eval 0.23] [%clk 1:23:51] } 3. Nc3 { [%eval 0.05] [%clk 1:31:35] } 3... Bb4 { [%eval 0.25] [%clk 1:24:12] } 4. f3 { [%eval 0.0] [%clk 1:31:57] } 4... c5 { [%eval 0.0] [%clk 1:22:01] } 5. d5 { [%eval 0.0] [%clk 1:32:17] } 5... b5 { [%eval 0.0] [%clk 1:21:40] } 6. e4 { [%eval 0.05] [%clk 1:32:38] } 6... d6 { [%eval 0.0] [%clk 1:21:13] } 7. Bd2 { [%eval 0.0] [%clk 1:33:00] } 7... a6 { [%eval 0.0] [%clk 1:19:06] } 8. a4 { [%eval -0.3] [%clk 1:33:13] } 8... bxc4 { [%eval 0.01] [%clk 1:16:18] } 9. Bxc4 { [%eval -0.53] [%clk 1:33:20] } 9... Nbd7 { [%eval -0.3] [%clk 1:16:27] } 10. dxe6 { [%eval 0.08] [%clk 1:33:30] } 10... fxe6 { [%eval -0.39] [%clk 1:16:36] } 11. Bxe6 { [%eval -0.06] [%clk 1:33:53] } 11... Ne5 { [%eval 0.19] [%clk 1:16:54] } 12. Bxc8 { [%eval 0.0] [%clk 1:34:14] } 12... Qxc8 { [%eval -0.08] [%clk 1:17:18] } 13. Bf4 { [%eval 0.09] [%clk 1:34:30] } 13... c4 { [%eval 0.0] [%clk 1:17:40] } 14. Bxe5 { [%eval 0.07] [%clk 1:34:49] } 14... dxe5 { [%eval 0.16] [%clk 1:18:06] } 15. Nh3 { [%eval 0.33] [%clk 1:35:02] } 15... Qc5 { [%eval 0.37] [%clk 1:16:51] } 16. Nf2 { [%eval 0.3] [%clk 1:35:03] } 16... Bxc3+ { [%eval 0.05] [%clk 1:11:18] } 17. bxc3 { [%eval 0.44] [%clk 1:35:15] } 17... Qe3+ { [%eval 0.31] [%clk 1:11:45] } 18. Kf1 { [%eval 0.08] [%clk 1:35:34] } 18... Qxc3 { [%eval 0.3] [%clk 1:12:10] } 19. Rc1 { [%eval 0.31] [%clk 1:35:58] } 19... Qb4 { [%eval 0.5] [%clk 1:12:04] } 20. Qc2 { [%eval 0.4] [%clk 1:36:21] } 20... Rc8 { [%eval 0.5] [%clk 1:05:53] } 21. Qc3 { [%eval 0.45] [%clk 1:36:35] } 21... Qe7 { [%eval 0.47] [%clk 0:38:00] } 22. Ke2 { [%eval 0.0] [%clk 1:30:33] } 22... O-O { [%eval 0.0] [%clk 0:37:59] } 23. Rhd1 { [%eval -0.26] [%clk 1:30:23] } 23... Rc6 { [%eval -0.13] [%clk 0:34:57] } 24. Rd2 { [%eval -0.09] [%clk 1:27:54] } 24... Rb8 { [%eval -0.07] [%clk 0:21:33] } 25. Nd1 { [%eval -0.35] [%clk 1:20:17] } 25... Qe6?! { [%eval 0.49] } { Inaccuracy. h6 was best. } { [%clk 0:06:36] } 26. Qa5?! { [%eval -0.12] } { Inaccuracy. Rb2 was best. } { [%clk 1:13:34] } 26... h6 { [%eval 0.0] [%clk 0:01:58] } 27. Ne3?! { [%eval -0.55] } { Inaccuracy. Rd8+ was best. } { [%clk 0:38:16] } 27... Kh7 { [%eval -0.47] [%clk 0:02:25] } 28. g4?! { [%eval -1.33] } { Inaccuracy. Rdc2 was best. } { [%clk 0:38:37] } 28... Rbc8? { [%eval 0.0] } { Mistake. Rb3 was best. } { [%clk 0:02:18] } 29. Rd5? { [%eval -1.43] } { Mistake. Rc3 was best. } { [%clk 0:33:49] } 29... Qe7? { [%eval 0.0] } { Mistake. Nd7 was best. } { [%clk 0:00:36] } 30. Rxe5?! { [%eval -0.85] } { Inaccuracy. Rd2 was best. } { [%clk 0:30:29] } 30... Qa3?? { [%eval 1.02] } { Blunder. Qd6 was best. } { [%clk 0:00:42] } 31. Rc3?? { [%eval -1.21] } { Blunder. Qc3 was best. } { [%clk 0:22:33] } 31... Qa1?! { [%eval -0.44] } { Inaccuracy. Qd6 was best. } { [%clk 0:00:34] } 32. Re7? { [%eval -1.88] } { Mistake. Rc2 was best. } { [%clk 0:12:57] } 32... Rc5 { [%eval -1.62] [%clk 0:00:53] } 33. Qb4 { [%eval -2.0] [%clk 0:13:26] } 33... a5 { [%eval -1.9] [%clk 0:00:39] } 34. Qa3 { [%eval -1.91] [%clk 0:12:21] } 34... Qg1 { [%eval -1.84] [%clk 0:01:07] } 35. Nf1?? { [%eval -8.59] } { Blunder. Rc2 was best. } { [%clk 0:05:19] } 35... Rb8 { [%eval -6.27] [%clk 0:00:42] } 36. Qc1?! { [%eval -9.61] } { Inaccuracy. Nd2 was best. } { [%clk 0:02:11] } 36... Rb2+? { [%eval -5.06] } { Mistake. Nxg4 was best. } { [%clk 0:00:42] } 37. Nd2 { [%eval -4.1] [%clk 0:02:26] } 37... Qxc1 { [%eval -3.69] [%clk 0:00:37] } 38. Rxc1 { [%eval -3.23] [%clk 0:02:55] } 38... c3 { [%eval -3.57] [%clk 0:01:06] } 39. Rd1 { [%eval -3.21] [%clk 0:02:34] } 39... cxd2 { [%eval -3.64] [%clk 0:00:37] } 40. Rxd2 { [%eval -3.57] [%clk 0:02:35] } 40... Rxd2+ { [%eval -3.65] [%clk 0:00:52] } 41. Kxd2 { [%eval -3.56] [%clk 0:03:04] } 41... Rc4 { [%eval -3.5] [%clk 0:01:22] } 42. Ra7 { [%eval -3.53] [%clk 0:03:33] } 42... Rxa4 { [%eval -3.46] [%clk 0:01:38] } 43. e5 { [%eval -3.91] [%clk 0:04:03] } 43... Nd5 { [%eval -4.04] [%clk 0:01:11] } 44. e6 { [%eval -3.75] [%clk 0:04:29] } 44... Kg6 { [%eval -4.12] [%clk 0:00:47] } 45. h4 { [%eval -3.91] [%clk 0:01:52] } 45... Rd4+ { [%eval -3.35] [%clk 0:00:52] } 46. Kc1 { [%eval -4.19] [%clk 0:02:04] } 46... Rc4+ { [%eval -3.95] [%clk 0:01:00] } 47. Kd2 { [%eval -4.0] [%clk 0:02:27] } 47... Rd4+ { [%eval -3.74] [%clk 0:00:52] } 48. Kc2 { [%eval -4.06] [%clk 0:02:37] } 48... Rc4+?! { [%eval -2.85] } { Inaccuracy. Rf4 was best. } { [%clk 0:00:42] } 49. Kd2?! { [%eval -4.14] } { Inaccuracy. Kd3 was best. } { [%clk 0:02:51] } 49... Rc7?! { [%eval -2.61] } { Inaccuracy. a4 was best. } { [%clk 0:00:47] } 50. Rxa5 { [%eval -2.73] [%clk 0:03:02] } 50... Nf4 { [%eval -2.32] [%clk 0:00:49] } 51. Re5 { [%eval -2.19] [%clk 0:02:19] } 51... Re7 { [%eval -2.33] [%clk 0:01:18] } 52. h5+ { [%eval -2.39] [%clk 0:02:24] } 52... Kh7 { [%eval -2.5] [%clk 0:01:44] } 53. Ke3 { [%eval -2.28] [%clk 0:02:43] } 53... Nxe6 { [%eval -2.42] [%clk 0:01:58] } 54. f4 { [%eval -2.62] [%clk 0:02:44] } 54... Nc7 { [%eval -4.41] [%clk 0:00:50] } 55. Rxe7 { [%eval -5.04] [%clk 0:00:46] } 55... Nd5+ { [%eval -5.14] [%clk 0:01:19] } 56. Ke4 { [%eval -4.64] [%clk 0:01:15] } 56... Nxe7 { [%eval -5.51] [%clk 0:01:46] } 57. Ke5 { [%eval -5.16] [%clk 0:01:43] } 57... Kg8 { [%eval -5.51] [%clk 0:00:54] } 58. Ke6 { [%eval -5.47] [%clk 0:02:12] } 58... Kf8 { [%eval -5.67] [%clk 0:01:04] } 59. g5 { [%eval -5.74] [%clk 0:01:54] } 59... Ng8 { [%eval -6.02] [%clk 0:01:18] } 60. Ke5 { [%eval -6.37] [%clk 0:01:42] } 60... Kf7 { [%eval -5.87] [%clk 0:01:21] } 61. Kf5 { [%eval -6.45] [%clk 0:02:03] } 61... Ne7+ { [%eval -6.66] [%clk 0:01:28] } 62. Ke5 { [%eval -6.4] [%clk 0:02:30] } 62... Nc6+ { [%eval -5.64] [%clk 0:01:14] } 63. Kf5 { [%eval -6.3] [%clk 0:02:55] } 63... Nd4+ { [%eval -6.02] [%clk 0:01:02] } 64. Ke5 { [%eval -6.27] [%clk 0:02:50] } 64... Ne6 { [%eval -5.92] [%clk 0:00:55] } 65. Kf5 { [%eval -6.02] [%clk 0:02:43] } 65... Nc5 { [%eval -6.16] [%clk 0:00:34] } 66. Ke5 { [%eval -6.39] [%clk 0:03:03] } 66... Nd3+ { [%eval -5.5] [%clk 0:00:52] } 67. Kf5 { [%eval -6.31] [%clk 0:02:53] } 67... Nb4 { [%eval -5.72] [%clk 0:00:43] } 68. Ke5 { [%eval -5.47] [%clk 0:03:16] } 68... Nc2 { [%eval -5.38] [%clk 0:00:44] } 69. Kf5 { [%eval -5.91] [%clk 0:03:35] } 69... Ne1 { [%eval -5.36] [%clk 0:00:59] } 70. Ke5 { [%eval -5.33] [%clk 0:03:46] } 70... Nf3+ { [%eval -5.93] [%clk 0:01:11] } 71. Kf5 { [%eval -6.34] [%clk 0:04:01] } 71... Nh4+ { [%eval -5.34] [%clk 0:00:55] } 72. Kg4 { [%eval -4.91] [%clk 0:04:14] } 72... Ng2 { [%eval -5.15] [%clk 0:01:22] } 73. Kf5 { [%eval -6.12] [%clk 0:04:39] } 73... Ne3+ { [%eval -6.32] [%clk 0:01:25] } 74. Ke5 { [%eval -6.02] [%clk 0:04:38] } 74... Ke7 { [%eval -6.75] [%clk 0:01:11] } 75. Ke4 { [%eval -6.38] [%clk 0:04:17] } 75... Nf1 { [%eval -6.65] [%clk 0:01:32] } 76. Kf5 { [%eval -7.06] [%clk 0:03:31] } 76... Kf7 { [%eval -6.25] [%clk 0:01:56] } 77. Kg4 { [%eval -7.15] [%clk 0:02:40] } 77... Ne3+ { [%eval -7.43] [%clk 0:02:18] } 78. Kf3 { [%eval -7.4] [%clk 0:03:06] } 78... Nf5 { [%eval -7.67] [%clk 0:02:43] } 79. Kg4 { [%eval -8.25] [%clk 0:03:28] } 79... Ke6 { [%eval -8.15] [%clk 0:02:59] } 80. Kf3 { [%eval -8.33] [%clk 0:02:31] } 80... Kd5 { [%eval -8.45] [%clk 0:03:12] } 81. Kg4 { [%eval -8.56] [%clk 0:02:55] } 81... Ke4 { [%eval -59.0] [%clk 0:03:27] } 82. gxh6 { [%eval -61.93] [%clk 0:03:15] } 82... gxh6 { [%eval -62.02] [%clk 0:03:52] } 0-1