Event: Round 4 - GM B: Kassa Korley - Alexander Kaliksteyn
Site: https://lichess.org/study/G67bxmZ5/XGNAJiV0
Date: 2021-07-30
White: Kassa Korley
Black: Alexander Kaliksteyn
Result: 0-1
ECO: D31
Opening: Semi-Slav Defense: Marshall Gambit, Forgotten Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:58] } 1... d5 { [%eval 0.23] [%clk 1:30:51] } 2. c4 { [%eval 0.0] [%clk 1:31:25] } 2... e6 { [%eval 0.2] [%clk 1:31:09] } 3. Nc3 { [%eval 0.16] [%clk 1:31:52] } 3... c6 { [%eval 0.14] [%clk 1:31:29] } 4. e4 { [%eval 0.28] [%clk 1:31:54] } 4... dxe4 { [%eval 0.56] [%clk 1:31:41] } 5. Nxe4 { [%eval 0.22] [%clk 1:32:19] } 5... Bb4+ { [%eval 0.27] [%clk 1:32:06] } 6. Nc3 { [%eval 0.0] [%clk 1:32:36] } 6... c5 { [%eval 0.0] [%clk 1:29:34] } 7. Nf3 { [%eval 0.0] [%clk 1:33:01] } 7... Nf6 { [%eval 0.01] [%clk 1:28:32] } 8. Be2 { [%eval 0.43] [%clk 1:31:49] } 8... Ne4 { [%eval 0.02] [%clk 1:13:28] } 9. Qd3 { [%eval 0.12] [%clk 1:30:14] } 9... cxd4 { [%eval 0.19] [%clk 1:12:21] } 10. Nxd4 { [%eval 0.42] [%clk 1:27:20] } 10... Nxc3 { [%eval 0.63] [%clk 1:09:36] } 11. bxc3 { [%eval 0.54] [%clk 1:27:38] } 11... Be7 { [%eval 0.38] [%clk 1:09:45] } 12. Qg3 { [%eval 0.32] [%clk 1:21:43] } 12... O-O { [%eval 0.26] [%clk 1:07:51] } 13. Bh6 { [%eval 0.21] [%clk 1:15:07] } 13... Bf6 { [%eval 0.16] [%clk 1:07:34] } 14. O-O { [%eval 0.39] [%clk 1:04:21] } 14... Nd7 { [%eval 0.41] [%clk 0:36:00] } 15. Rad1 { [%eval 0.51] [%clk 0:53:55] } 15... a6 { [%eval 0.52] [%clk 0:34:30] } 16. Nb3 { [%eval 0.37] [%clk 0:39:10] } 16... Qe7 { [%eval 0.63] [%clk 0:30:56] } 17. Be3 { [%eval 0.5] [%clk 0:25:41] } 17... Re8 { [%eval 0.68] [%clk 0:19:35] } 18. c5 { [%eval 0.82] [%clk 0:17:22] } 18... e5 { [%eval 0.86] [%clk 0:15:29] } 19. Rd6?! { [%eval 0.31] } { Inaccuracy. Bc4 was best. } { [%clk 0:13:23] } 19... Bh4 { [%eval 0.45] [%clk 0:08:46] } 20. Qf3 { [%eval 0.58] [%clk 0:13:48] } 20... f5?? { [%eval 2.85] } { Blunder. e4 was best. } { [%clk 0:08:44] } 21. Bc4+ { [%eval 3.85] [%clk 0:11:22] } 21... Kh8 { [%eval 3.45] [%clk 0:09:11] } 22. Re6 { [%eval 3.66] [%clk 0:07:58] } 22... Qf8 { [%eval 3.27] [%clk 0:09:39] } 23. Rxe8 { [%eval 3.58] [%clk 0:06:05] } 23... Qxe8 { [%eval 3.33] [%clk 0:10:07] } 24. c6 { [%eval 3.2] [%clk 0:06:06] } 24... bxc6 { [%eval 3.62] [%clk 0:09:31] } 25. Qxc6 { [%eval 3.43] [%clk 0:06:32] } 25... Rb8 { [%eval 3.51] [%clk 0:09:21] } 26. Rd1? { [%eval 1.93] } { Mistake. Na5 was best. } { [%clk 0:06:25] } 26... Nf6 { [%eval 2.02] [%clk 0:04:57] } 27. Qc7?? { [%eval 0.4] } { Blunder. Qxe8+ was best. } { [%clk 0:02:31] } 27... Bd7 { [%eval 0.6] [%clk 0:03:52] } 28. Bxa6 { [%eval 0.62] [%clk 0:02:25] } 28... f4 { [%eval 1.12] [%clk 0:03:21] } 29. Ba7?! { [%eval 0.4] } { Inaccuracy. Bb6 was best. } { [%clk 0:02:46] } 29... Ra8 { [%eval 0.57] [%clk 0:03:48] } 30. Nc5 { [%eval 0.44] [%clk 0:02:13] } 30... Qh5?? { [%eval 3.74] } { Blunder. Bc6 was best. } { [%clk 0:01:24] } 31. Rxd7 { [%eval 3.27] [%clk 0:01:49] } 31... Nxd7 { [%eval 3.88] [%clk 0:01:41] } 32. Nxd7?? { [%eval 0.13] } { Blunder. Qxd7 was best. } { [%clk 0:02:07] } 32... Rd8 { [%eval 0.12] [%clk 0:01:07] } 33. Qd6?! { [%eval -0.68] } { Inaccuracy. Qxe5 was best. } { [%clk 0:01:11] } 33... Qf5?! { [%eval 0.0] } { Inaccuracy. Qg4 was best. } { [%clk 0:00:36] } 34. Bb5 { [%eval -0.01] [%clk 0:01:05] } 34... e4?? { [%eval 2.37] } { Blunder. Qb1+ was best. } { [%clk 0:00:46] } 35. Qc5 { [%eval 2.3] [%clk 0:00:52] } 35... Qg4 { [%eval 2.37] [%clk 0:00:57] } 36. Bb6?? { [%eval 0.71] } { Blunder. Qc4 was best. } { [%clk 0:00:46] } 36... e3 { [%eval 0.81] [%clk 0:00:41] } 37. f3?? { [%eval -2.68] } { Blunder. Qd5 was best. } { [%clk 0:00:45] } 37... Qg6 { [%eval -2.4] [%clk 0:00:35] } 38. Qb4?? { [%eval -5.76] } { Blunder. g3 was best. } { [%clk 0:00:33] } 38... Qxb6 { [%eval -5.17] [%clk 0:00:38] } 39. Kf1 { [%eval -6.62] [%clk 0:00:37] } 39... Qg6?! { [%eval -5.03] } { Inaccuracy. e2+ was best. } { [%clk 0:00:40] } 40. Qe4 { [%eval -5.53] [%clk 0:00:43] } 40... Qd6 { [%eval -4.54] [%clk 0:00:34] } 41. Bd3 { [%eval -4.58] [%clk 0:01:00] } 41... g6 { [%eval -4.64] [%clk 0:00:44] } 42. Ne5 { [%eval -4.65] [%clk 0:01:27] } 42... Kg7? { [%eval -2.51] } { Mistake. Qf6 was best. } { [%clk 0:01:00] } 43. Ke2?? { [%eval -6.14] } { Blunder. g3 was best. } { [%clk 0:01:13] } 43... Bf6 { [%eval -4.94] [%clk 0:00:46] } 44. Nc4 { [%eval -4.1] [%clk 0:00:40] } 44... Qc7 { [%eval -4.16] [%clk 0:00:53] } 45. a4 { [%eval -4.41] [%clk 0:00:45] } 45... Bxc3 { [%eval -4.3] [%clk 0:01:01] } 46. h4?! { [%eval -6.05] } { Inaccuracy. g3 was best. } { [%clk 0:01:01] } 46... Bf6 { [%eval -5.79] [%clk 0:00:41] } 47. h5 { [%eval -6.12] [%clk 0:01:27] } 47... Rd4 { [%eval -6.11] [%clk 0:00:38] } 48. Qe6 { [%eval -6.02] [%clk 0:01:56] } 48... Qd7?? { [%eval -2.2] } { Blunder. Qd8 was best. } { [%clk 0:00:46] } 49. h6+ { [%eval -2.45] [%clk 0:01:43] } 49... Kxh6 { [%eval -2.11] [%clk 0:01:15] } 50. Qxf6 { [%eval -2.15] [%clk 0:02:08] } 50... Rxd3 { [%eval -2.44] [%clk 0:01:39] } 51. Qxf4+ { [%eval -2.03] [%clk 0:02:23] } 51... Kg7 { [%eval -2.22] [%clk 0:01:23] } 52. Ne5 { [%eval -2.41] [%clk 0:02:03] } 52... Rd2+?? { [%eval 0.0] } { Blunder. Rd4 was best. } { [%clk 0:01:29] } 53. Kxe3 { [%eval 0.0] [%clk 0:02:25] } 53... Qd5 { [%eval 0.0] [%clk 0:01:49] } 54. g4?? { [%eval -3.46] } { Blunder. Qb4 was best. } { [%clk 0:01:26] } 54... Rd1?! { [%eval -2.53] } { Inaccuracy. Ra2 was best. } { [%clk 0:01:17] } 55. Nc4 { [%clk 0:00:51] } 55... Qd3+ { [%clk 0:01:15] } 56. Kf2 { [%clk 0:01:19] } 56... Qc2+ { [%clk 0:00:56] } 57. Kg3 { [%clk 0:00:38] } 57... Rg1+ { [%clk 0:01:13] } 58. Kh4 { [%clk 0:00:51] } 58... Rh1+ { [%clk 0:01:34] } 0-1