Event: Round 9: Rudolf Kobl - Kiril Kostov
Date: 2023-02-18
White: Rudolf Kobl
Black: Kiril Kostov
Result: 0-1
ECO: B84
Opening: Sicilian Defense: Najdorf Variation, Scheveningen Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:53] } 1... c5 { [%eval 0.32] [%clk 1:30:38] } 2. Nf3 { [%eval 0.0] [%clk 1:31:18] } 2... d6 { [%eval 0.0] [%clk 1:31:03] } 3. d4 { [%eval 0.25] [%clk 1:31:43] } 3... cxd4 { [%eval 0.13] [%clk 1:31:27] } 4. Nxd4 { [%eval 0.27] [%clk 1:32:08] } 4... Nf6 { [%eval 0.3] [%clk 1:31:46] } 5. Nc3 { [%eval 0.21] [%clk 1:32:31] } 5... a6 { [%eval 0.39] [%clk 1:32:11] } 6. Be2 { [%eval 0.07] [%clk 1:32:36] } 6... e6 { [%eval 0.13] [%clk 1:32:08] } 7. O-O { [%eval 0.0] [%clk 1:32:45] } 7... Nbd7?! { [%eval 0.57] } { Inaccuracy. Be7 was best. } { [%clk 1:32:34] } 8. f4 { [%eval 0.44] [%clk 1:32:28] } 8... Qc7 { [%eval 0.61] [%clk 1:23:42] } 9. Kh1 { [%eval 0.49] [%clk 1:31:52] } 9... b5 { [%eval 0.54] [%clk 1:14:14] } 10. Bf3 { [%eval 0.3] [%clk 1:29:18] } 10... Bb7 { [%eval 0.32] [%clk 1:13:58] } 11. a3 { [%eval 0.08] [%clk 1:25:23] } 11... Rc8 { [%eval 0.33] [%clk 1:13:20] } 12. g4? { [%eval -0.98] } { Mistake. Qe1 was best. } { [%clk 1:21:34] } 12... h6 { [%eval -0.88] [%clk 1:05:32] } 13. Qe1 { [%eval -1.31] [%clk 1:15:25] } 13... Qb8 { [%eval -0.89] [%clk 0:41:52] } 14. Nb3 { [%eval -1.17] [%clk 1:09:22] } 14... Be7 { [%eval -1.0] [%clk 0:36:32] } 15. Be3 { [%eval -1.26] [%clk 1:04:52] } 15... Qa8?! { [%eval -0.42] } { Inaccuracy. g5 was best. } { [%clk 0:26:57] } 16. Na5 { [%eval -0.4] [%clk 0:51:03] } 16... Rxc3 { [%eval 0.07] [%clk 0:15:06] } 17. bxc3?! { [%eval -0.64] } { Inaccuracy. Qxc3 was best. } { [%clk 0:47:19] } 17... Bxe4 { [%eval -0.59] [%clk 0:14:06] } 18. Qg3 { [%eval -0.88] [%clk 0:43:25] } 18... Bxf3+?! { [%eval 0.0] } { Inaccuracy. O-O was best. } { [%clk 0:06:56] } 19. Qxf3 { [%eval -0.07] [%clk 0:40:18] } 19... Qxf3+ { [%eval 0.2] [%clk 0:06:43] } 20. Rxf3 { [%eval 0.0] [%clk 0:40:43] } 20... Nxg4 { [%eval 0.0] [%clk 0:06:55] } 21. c4?! { [%eval -0.69] } { Inaccuracy. Bd4 was best. } { [%clk 0:32:24] } 21... bxc4 { [%eval -0.75] [%clk 0:05:29] } 22. Nxc4 { [%eval -0.85] [%clk 0:31:43] } 22... d5 { [%eval -0.7] [%clk 0:05:30] } 23. Na5 { [%eval -0.76] [%clk 0:27:58] } 23... Nxe3 { [%eval -0.57] [%clk 0:03:50] } 24. Rxe3 { [%eval -0.58] [%clk 0:28:23] } 24... Bc5?! { [%eval -0.03] } { Inaccuracy. O-O was best. } { [%clk 0:02:27] } 25. Rb3 { [%eval -0.24] [%clk 0:25:40] } 25... Bb6? { [%eval 1.21] } { Mistake. O-O was best. } { [%clk 0:02:38] } 26. Nc6 { [%eval 1.42] [%clk 0:24:35] } 26... Bc7 { [%eval 1.67] [%clk 0:01:30] } 27. Rf1?? { [%eval -0.38] } { Blunder. Rb7 was best. } { [%clk 0:22:08] } 27... Nc5 { [%eval -0.39] [%clk 0:01:46] } 28. Rb4 { [%eval -0.48] [%clk 0:18:11] } 28... f6 { [%eval 0.0] [%clk 0:01:40] } 29. Nd4 { [%eval -0.21] [%clk 0:14:10] } 29... Kd7 { [%eval -0.25] [%clk 0:01:48] } 30. Nb3 { [%eval -0.75] [%clk 0:12:44] } 30... Nxb3 { [%eval -0.75] [%clk 0:01:41] } 31. cxb3 { [%eval -0.52] [%clk 0:10:11] } 31... g6 { [%eval -0.17] [%clk 0:01:22] } 32. Rc1?! { [%eval -0.94] } { Inaccuracy. Ra4 was best. } { [%clk 0:08:57] } 32... Rb8 { [%eval -1.05] [%clk 0:01:43] } 33. Rxb8 { [%eval -1.26] [%clk 0:07:23] } 33... Bxb8 { [%eval -1.49] [%clk 0:02:12] } 34. Rf1 { [%eval -1.41] [%clk 0:06:30] } 34... a5? { [%eval -0.03] } { Mistake. d4 was best. } { [%clk 0:01:41] } 35. Kg2 { [%eval -0.44] [%clk 0:05:09] } 35... Bd6 { [%eval -0.7] [%clk 0:02:06] } 36. a4 { [%eval -1.03] [%clk 0:05:35] } 36... f5?! { [%eval 0.0] } { Inaccuracy. Ke7 was best. } { [%clk 0:01:05] } 37. h4 { [%eval 0.0] [%clk 0:04:18] } 37... Be7 { [%eval 0.0] [%clk 0:01:14] } 38. Kg3 { [%eval 0.0] [%clk 0:03:20] } 38... g5?! { [%eval 0.94] } { Inaccuracy. e5 was best. } { [%clk 0:01:40] } 39. fxg5 { [%eval 1.0] [%clk 0:03:30] } 39... hxg5 { [%eval 0.9] [%clk 0:02:05] } 40. h5 { [%eval 0.94] [%clk 0:03:45] } 40... Bd6+ { [%eval 0.9] [%clk 0:02:16] } 41. Kf2 { [%eval 0.87] [%clk 0:02:04] } 41... Bf8 { [%eval 0.74] [%clk 0:29:52] } 42. Rh1 { [%eval 0.49] [%clk 0:27:31] } 42... Bh6 { [%eval 0.71] [%clk 0:29:56] } 43. Rb1 { [%eval 0.85] [%clk 0:24:33] } 43... Bf8 { [%eval 0.99] [%clk 0:28:47] } 44. b4?! { [%eval 0.4] } { Inaccuracy. Rh1 was best. } { [%clk 0:21:20] } 44... axb4 { [%eval 0.94] [%clk 0:26:20] } 45. h6? { [%eval -0.52] } { Mistake. Rh1 was best. } { [%clk 0:16:45] } 45... Bxh6 { [%eval -0.27] [%clk 0:25:26] } 46. Rxb4 { [%eval -0.39] [%clk 0:17:01] } 46... Bf8 { [%eval -0.35] [%clk 0:25:37] } 47. Rb8 { [%eval -0.31] [%clk 0:14:31] } 47... Bc5+ { [%eval -0.37] [%clk 0:24:45] } 48. Ke2? { [%eval -2.05] } { Mistake. Kf1 was best. } { [%clk 0:13:51] } 48... g4 { [%eval -1.62] [%clk 0:21:23] } 49. a5 { [%eval -2.07] [%clk 0:13:30] } 49... f4 { [%eval -2.22] [%clk 0:10:01] } 50. Rg8?! { [%eval -3.07] } { Inaccuracy. Rb7+ was best. } { [%clk 0:08:11] } 50... g3 { [%eval -2.75] [%clk 0:08:27] } 51. a6 { [%eval -2.82] [%clk 0:07:26] } 51... e5 { [%eval -2.81] [%clk 0:06:50] } 52. a7?? { [%eval -6.25] } { Blunder. Kf1 was best. } { [%clk 0:06:39] } 52... Bxa7 { [%eval -6.21] [%clk 0:07:14] } 53. Rg7+ { [%eval -6.3] [%clk 0:07:06] } 53... Ke6 { [%eval -5.34] [%clk 0:07:33] } 54. Rxa7 { [%eval -6.23] [%clk 0:07:33] } 54... e4 { [%eval -6.27] [%clk 0:07:54] } 55. Ra6+ { [%eval -8.6] [%clk 0:01:42] } 55... Ke5 { [%eval -8.21] [%clk 0:07:26] } 56. Ra8 { [%eval -8.6] [%clk 0:01:12] } 56... f3+ { [%eval -8.49] [%clk 0:07:18] } 57. Ke3 { [%eval -12.69] [%clk 0:00:51] } 57... d4+ { [%eval -13.07] [%clk 0:07:16] } 58. Kd2 { [%eval -12.57] [%clk 0:01:19] } 58... e3+ { [%eval -13.57] [%clk 0:06:57] } 59. Kd3 { [%eval -13.74] [%clk 0:00:48] } 59... g2 { [%eval -12.27] [%clk 0:06:03] } 60. Re8+ { [%eval -13.07] [%clk 0:00:37] } 60... Kd6 { [%eval -14.05] [%clk 0:06:10] } 61. Rd8+ { [%eval -15.34] [%clk 0:00:33] } 61... Ke7 { [%eval -13.9] [%clk 0:06:18] } 62. Rg8 { [%eval -18.72] [%clk 0:00:55] } 62... f2 { [%eval -26.76] [%clk 0:06:27] } 63. Kxd4?! { [%eval #-9] } { Checkmate is now unavoidable. Rg7+ was best. } 0-1