Event: Round 4: Kazakov, Konstantin - Tkachyov, Adil
Site: https://lichess.org/broadcast/almaty-region-open-qonaev-cup-2025--challengers/round-4/XJYgh4Ig/II3p6MVp
White: Kazakov, Konstantin
WhiteTitle: IM
WhiteElo: 2300
Black: Tkachyov, Adil
BlackElo: 2061
Result: 0-1
ECO: B51
Opening: Sicilian Defense: Moscow Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:24] } 1... c5 { [%eval 0.24] [%clk 1:30:52] } 2. Nf3 { [%eval 0.2] [%clk 1:29:59] } 2... d6 { [%eval 0.31] [%clk 1:31:16] } 3. Bb5+ { [%eval 0.14] [%clk 1:30:15] } 3... Nd7 { [%eval 0.12] [%clk 1:31:40] } 4. a4 { [%eval 0.05] [%clk 1:30:38] } 4... Nf6 { [%eval 0.22] [%clk 1:32:05] } 5. Nc3 { [%eval 0.1] [%clk 1:31:03] } 5... g6 { [%eval 0.11] [%clk 1:32:30] } 6. O-O { [%eval 0.1] [%clk 1:31:08] } 6... Bg7 { [%eval 0.17] [%clk 1:32:54] } 7. Re1 { [%eval 0.19] [%clk 1:31:30] } 7... O-O { [%eval 0.26] [%clk 1:32:45] } 8. d4 { [%eval 0.33] [%clk 1:30:43] } 8... cxd4 { [%eval 0.34] [%clk 1:25:20] } 9. Nxd4 { [%eval 0.35] [%clk 1:31:05] } 9... a6 { [%eval 0.28] [%clk 1:17:38] } 10. Bf1 { [%eval 0.31] [%clk 1:31:30] } 10... a5?! { [%eval 1.04] } { Inaccuracy. Qc7 was best. } { [%clk 1:16:13] } 11. h3 { [%eval 0.71] [%clk 1:30:32] } 11... Nc5 { [%eval 0.83] [%clk 1:13:21] } 12. Ndb5 { [%eval 0.56] [%clk 1:29:51] } 12... b6 { [%eval 0.73] [%clk 1:10:08] } 13. g3?! { [%eval 0.17] } { Inaccuracy. f3 was best. } { [%clk 1:25:05] } 13... Bb7 { [%eval 0.22] [%clk 1:07:27] } 14. Bg2 { [%eval 0.31] [%clk 1:25:29] } 14... Ne8 { [%eval 0.43] [%clk 1:05:19] } 15. Nd5 { [%eval 0.34] [%clk 1:24:42] } 15... e6 { [%eval 0.35] [%clk 1:02:26] } 16. Ndc3 { [%eval 0.39] [%clk 1:24:22] } 16... Qe7 { [%eval 0.62] [%clk 0:57:22] } 17. Bf4 { [%eval 0.52] [%clk 1:23:27] } 17... Rd8 { [%eval 0.62] [%clk 0:53:44] } 18. Qd2 { [%eval 0.57] [%clk 1:23:37] } 18... Nc7 { [%eval 1.11] [%clk 0:38:14] } 19. Nxc7?! { [%eval 0.07] } { Inaccuracy. Bxd6 was best. } { [%clk 1:18:56] } 19... Qxc7 { [%eval 0.1] [%clk 0:38:02] } 20. Rad1 { [%eval 0.0] [%clk 1:19:15] } 20... Qc6 { [%eval 0.0] [%clk 0:35:28] } 21. b3?? { [%eval -2.02] } { Blunder. Be3 was best. } { [%clk 1:14:25] } 21... Nxb3 { [%eval -2.0] [%clk 0:34:05] } 22. cxb3 { [%eval -1.95] [%clk 1:13:41] } 22... Bxc3 { [%eval -1.69] [%clk 0:34:25] } 23. Qe2 { [%eval -2.18] [%clk 1:13:56] } 23... Bxe1 { [%eval -2.28] [%clk 0:34:44] } 24. Qxe1 { [%eval -2.13] [%clk 1:14:08] } 24... f5 { [%eval -1.59] [%clk 0:26:43] } 25. Rc1 { [%eval -1.65] [%clk 1:14:26] } 25... Qd7 { [%eval -1.66] [%clk 0:26:49] } 26. exf5 { [%eval -2.01] [%clk 1:11:58] } 26... e5 { [%eval -2.0] [%clk 0:26:20] } 27. Bxb7 { [%eval -2.17] [%clk 1:11:52] } 27... Qxb7 { [%eval -2.14] [%clk 0:26:24] } 28. Bg5 { [%eval -2.07] [%clk 1:12:07] } 28... Rc8 { [%eval -2.08] [%clk 0:26:02] } 29. fxg6 { [%eval -2.12] [%clk 1:12:26] } 29... hxg6 { [%eval -2.09] [%clk 0:22:30] } 30. Rd1?! { [%eval -3.21] } { Inaccuracy. Rc4 was best. } { [%clk 1:12:44] } 30... Rf5? { [%eval -1.72] } { Mistake. Rc2 was best. } { [%clk 0:21:30] } 31. h4 { [%eval -1.85] [%clk 1:13:09] } 31... Qc6?! { [%eval -1.22] } { Inaccuracy. Rc2 was best. } { [%clk 0:19:12] } 32. Qd2? { [%eval -2.59] } { Mistake. Rc1 was best. } { [%clk 1:11:47] } 32... Qf3 { [%eval -2.47] [%clk 0:16:38] } 33. Be3 { [%eval -2.55] [%clk 1:11:40] } 33... Rc6 { [%eval -2.29] [%clk 0:16:33] } 34. Qd3 { [%eval -2.52] [%clk 1:06:10] } 34... Kf7 { [%eval -2.38] [%clk 0:16:26] } 35. Qd2 { [%eval -2.31] [%clk 1:01:39] } 35... Ke6 { [%eval -2.21] [%clk 0:16:14] } 36. Re1 { [%eval -2.04] [%clk 1:01:46] } 36... d5 { [%eval -2.01] [%clk 0:14:17] } 37. b4?! { [%eval -2.77] } { Inaccuracy. Bf4 was best. } { [%clk 1:01:20] } 37... axb4? { [%eval -1.39] } { Mistake. g5 was best. } { [%clk 0:13:40] } 38. Qxb4 { [%eval -1.57] [%clk 1:01:47] } 38... Kf7 { [%eval -1.6] [%clk 0:11:31] } 39. Rf1 { [%eval -1.44] [%clk 0:56:00] } 39... d4?! { [%eval -0.72] } { Inaccuracy. Re6 was best. } { [%clk 0:10:45] } 40. Bh6 { [%eval -0.72] [%clk 0:56:21] } 40... Ke6 { [%eval -0.88] [%clk 0:10:12] } 41. Bg5? { [%eval -2.11] } { Mistake. a5 was best. } { [%clk 0:56:07] } 41... Rf7 { [%eval -1.95] [%clk 0:09:48] } 42. Qb1 { [%eval -1.8] [%clk 0:55:15] } 42... Kd7?! { [%eval -1.03] } { Inaccuracy. d3 was best. } { [%clk 0:07:45] } 43. a5 { [%eval -0.81] [%clk 0:55:23] } 43... bxa5 { [%eval -0.9] [%clk 0:07:51] } 44. Qb5?! { [%eval -1.72] } { Inaccuracy. Qa2 was best. } { [%clk 0:55:37] } 44... Ke6 { [%eval -1.51] [%clk 0:07:58] } 45. Qxa5? { [%eval -3.31] } { Mistake. Qb1 was best. } { [%clk 0:56:00] } 45... Kf5 { [%eval -3.09] [%clk 0:07:15] } 46. Qd2? { [%eval -5.68] } { Mistake. Kh2 was best. } { [%clk 0:52:12] } 46... Kg4 { [%eval -5.27] [%clk 0:07:24] } 47. Kh2 { [%eval -4.82] [%clk 0:52:37] } 47... Rf5 { [%eval -5.11] [%clk 0:07:12] } 48. Bd8 { [%eval -6.32] [%clk 0:51:51] } 48... Kh5?! { [%eval -4.11] } { Inaccuracy. e4 was best. } { [%clk 0:06:24] } 49. Bg5 { [%eval -4.48] [%clk 0:51:25] } 49... Rc8?! { [%eval -3.55] } { Inaccuracy. Rc3 was best. } { [%clk 0:06:33] } 50. Rg1 { [%eval -3.46] [%clk 0:50:03] } 50... Kg4 { [%eval -3.39] [%clk 0:06:25] } 51. Rf1? { [%eval -5.51] } { Mistake. Rg2 was best. } { [%clk 0:50:25] } 51... Rcf8 { [%eval -5.14] [%clk 0:06:37] } 52. Qe1?? { [%eval #-25] } { Checkmate is now unavoidable. Bf4 was best. } { [%clk 0:50:27] } 52... Rxg5 { [%eval #-25] [%clk 0:06:51] } 53. Qd2 { [%eval #-9] [%clk 0:47:04] } 53... Rgf5 { [%eval #-9] [%clk 0:07:04] } 54. Qh6 { [%eval #-4] [%clk 0:47:28] } 54... Qxf2+ { [%eval #-3] [%clk 0:07:28] } 55. Rxf2 { [%eval #-3] [%clk 0:47:52] } 55... Rxf2+ { [%eval #-2] [%clk 0:07:53] } 56. Kg1 { [%eval #-2] [%clk 0:48:19] } 56... Rf1+ { [%eval #-1] [%clk 0:08:19] } 57. Kg2 { [%eval #-1] [%clk 0:48:45] } 57... R8f2# { [%clk 0:08:47] } 0-1