Event: Round 4 | A: Holger Burkhardt - Ernst Heinemann
Site: https://lichess.org/study/KsWqpxdI/soAG1sPj
Date: 2023-01-06
White: Holger Burkhardt
Black: Ernst Heinemann
Result: 1/2-1/2
ECO: B40
Opening: Sicilian Defense: Pin Variation, Koch Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:58] } 1... c5 { [%eval 0.32] [%clk 1:29:53] } 2. Nf3 { [%eval 0.0] [%clk 1:31:20] } 2... Nf6?! { [%eval 0.71] } { Inaccuracy. d6 was best. } { [%clk 1:29:24] } 3. Nc3 { [%eval 0.32] [%clk 1:31:42] } 3... e6 { [%eval 0.47] [%clk 1:29:42] } 4. d4 { [%eval 0.26] [%clk 1:31:39] } 4... cxd4 { [%eval 0.33] [%clk 1:30:01] } 5. Nxd4 { [%eval 0.45] [%clk 1:29:55] } 5... Bb4 { [%eval 0.48] [%clk 1:30:04] } 6. e5 { [%eval 0.98] [%clk 1:25:17] } 6... Nd5 { [%eval 0.94] [%clk 1:30:27] } 7. Qg4 { [%eval 0.78] [%clk 1:23:05] } 7... Kf8 { [%eval 0.65] [%clk 1:30:48] } 8. Bd2 { [%eval 1.04] [%clk 0:41:41] } 8... Nc6 { [%eval 1.1] [%clk 1:23:52] } 9. Nxc6 { [%eval 1.49] [%clk 0:31:57] } 9... bxc6 { [%eval 1.12] [%clk 1:20:18] } 10. Nxd5?! { [%eval 0.08] } { Inaccuracy. Bd3 was best. } { [%clk 0:18:56] } 10... Bxd2+ { [%eval 0.13] [%clk 1:19:43] } 11. Kxd2 { [%eval 0.0] [%clk 0:19:23] } 11... cxd5 { [%eval -0.01] [%clk 1:19:20] } 12. Qb4+ { [%eval -0.11] [%clk 0:18:42] } 12... Qe7 { [%eval -0.2] [%clk 1:18:12] } 13. c3 { [%eval -0.23] [%clk 0:19:06] } 13... a5 { [%eval 0.27] [%clk 1:16:58] } 14. Qxe7+?! { [%eval -0.43] } { Inaccuracy. Qb6 was best. } { [%clk 0:19:23] } 14... Kxe7 { [%eval -0.47] [%clk 1:17:22] } 15. a4 { [%eval -0.5] [%clk 0:19:43] } 15... Bb7 { [%eval -0.19] [%clk 1:16:06] } 16. Ke3?! { [%eval -1.18] } { Inaccuracy. b4 was best. } { [%clk 0:14:43] } 16... Bc6?! { [%eval -0.54] } { Inaccuracy. f6 was best. } { [%clk 1:14:36] } 17. Bd3 { [%eval -0.63] [%clk 0:14:21] } 17... Rhb8 { [%eval -0.58] [%clk 1:10:46] } 18. Rhb1 { [%eval -0.61] [%clk 0:14:14] } 18... h6?! { [%eval 0.18] } { Inaccuracy. d6 was best. } { [%clk 1:10:51] } 19. Bc2?! { [%eval -0.72] } { Inaccuracy. b4 was best. } { [%clk 0:13:49] } 19... g5 { [%eval -0.6] [%clk 1:06:38] } 20. b4 { [%eval -0.73] [%clk 0:12:52] } 20... d4+? { [%eval 0.77] } { Mistake. d6 was best. } { [%clk 1:06:04] } 21. Kxd4 { [%eval 0.43] [%clk 0:12:39] } 21... Bxg2 { [%eval 0.34] [%clk 1:06:17] } 22. b5 { [%eval 0.26] [%clk 0:10:33] } 22... Rb6?? { [%eval 1.98] } { Blunder. f6 was best. } { [%clk 1:02:36] } 23. c4 { [%eval 1.62] [%clk 0:10:34] } 23... d6 { [%eval 1.84] [%clk 1:00:17] } 24. exd6+? { [%eval 0.26] } { Mistake. Rg1 was best. } { [%clk 0:04:12] } 24... Rxd6+ { [%eval 0.4] [%clk 1:00:34] } 25. Ke3? { [%eval -1.15] } { Mistake. Kc3 was best. } { [%clk 0:04:08] } 25... Rc8 { [%eval -1.18] [%clk 0:58:36] } 26. Bd3 { [%eval -1.28] [%clk 0:02:54] } 26... Rc5?? { [%eval 1.5] } { Blunder. f5 was best. } { [%clk 0:46:28] } 27. Ra3?? { [%eval -0.5] } { Blunder. b6 was best. } { [%clk 0:02:55] } 27... Re5+ { [%eval -0.09] [%clk 0:42:15] } 28. Kd2 { [%eval -0.06] [%clk 0:03:10] } 28... Rd7?! { [%eval 0.6] } { Inaccuracy. Rd8 was best. } { [%clk 0:40:57] } 29. b6 { [%eval 0.0] [%clk 0:02:09] } 29... Bc6 { [%eval 0.0] [%clk 0:34:21] } 30. Kc3 { [%eval -0.51] [%clk 0:02:35] } 30... f5? { [%eval 0.82] } { Mistake. g4 was best. } { [%clk 0:34:08] } 31. Rb5 { [%eval 0.0] [%clk 0:01:13] } 31... Bxb5?! { [%eval 0.84] } { Inaccuracy. Kd6 was best. } { [%clk 0:28:26] } 32. axb5 { [%eval 0.92] [%clk 0:01:42] } 32... Rb7 { [%eval 1.07] [%clk 0:28:24] } 33. Kd4 { [%eval 1.25] [%clk 0:01:40] } 33... Kd6?? { [%eval 4.09] } { Blunder. Kf6 was best. } { [%clk 0:28:05] } 34. Rxa5 { [%eval 4.12] [%clk 0:01:37] } 34... Rc5 { [%eval 3.95] [%clk 0:26:58] } 35. Ra6?? { [%eval 0.63] } { Blunder. Ra8 was best. } { [%clk 0:00:50] } 35... e5+?? { [%eval 3.03] } { Blunder. Rc8 was best. } { [%clk 0:26:50] } 36. Kc3 { [%eval 3.42] [%clk 0:01:19] } 36... e4 { [%eval 3.12] [%clk 0:25:26] } 37. Bc2 { [%eval 3.04] [%clk 0:01:48] } 37... Ke5? { [%eval 5.32] } { Mistake. Re5 was best. } { [%clk 0:23:30] } 38. Ra7?? { [%eval -1.41] } { Blunder. Bb3 was best. } { [%clk 0:00:57] } 38... Rxb6 { [%eval -1.16] [%clk 0:23:33] } 39. Kb4?? { [%eval -4.07] } { Blunder. Ba4 was best. } { [%clk 0:01:26] } 39... Rbxb5+ { [%eval -3.95] [%clk 0:18:12] } 40. cxb5 { [%eval -4.23] [%clk 0:01:55] } 40... Rxc2 { [%eval -4.09] [%clk 0:18:28] } 41. b6?! { [%eval -6.04] } { Inaccuracy. Kb3 was best. } { [%clk 0:28:21] } 41... Kd6?? { [%eval -0.21] } { Blunder. Rb2+ was best. } { [%clk 0:40:21] } 42. Rh7 { [%eval -0.21] [%clk 0:28:34] } 42... Rb2+ { [%eval 0.0] [%clk 0:38:29] } 43. Kc3 { [%eval 0.0] [%clk 0:28:30] } 43... Rb1 { [%eval -0.01] [%clk 0:36:16] } 44. Kd4 { [%eval 0.0] [%clk 0:14:20] } 44... Rd1+ { [%eval 0.0] [%clk 0:31:46] } 45. Kc3 { [%eval -0.19] [%clk 0:13:12] } 45... Kc6 { [%eval -0.17] [%clk 0:27:14] } 46. Rxh6+ { [%eval -0.25] [%clk 0:13:29] } 46... Kb7 { [%eval 0.0] [%clk 0:27:38] } 47. Kc4 { [%eval -0.11] [%clk 0:09:35] } 47... Rd2 { [%eval 0.0] [%clk 0:23:35] } 48. Kb5 { [%eval -0.07] [%clk 0:08:09] } 48... Rb2+ { [%eval -0.28] [%clk 0:20:10] } 49. Ka5?? { [%eval -4.05] } { Blunder. Kc5 was best. } { [%clk 0:08:30] } 49... Rxf2 { [%eval -4.46] [%clk 0:16:40] } 50. Rh7+ { [%eval -5.54] [%clk 0:08:45] } 50... Kc6 { [%eval -5.64] [%clk 0:15:24] } 51. Rc7+ { [%eval -5.78] [%clk 0:06:20] } 51... Kd6 { [%eval -5.96] [%clk 0:15:48] } 52. Rf7 { [%eval -5.72] [%clk 0:06:05] } 52... e3? { [%eval -3.62] } { Mistake. f4 was best. } { [%clk 0:14:25] } 53. b7 { [%eval -4.86] [%clk 0:05:23] } 53... Rb2 { [%eval -4.96] [%clk 0:09:02] } 54. Rf6+ { [%eval -3.74] [%clk 0:04:58] } 54... Kc7 { [%eval -5.25] [%clk 0:07:25] } 55. Rxf5 { [%eval -4.86] [%clk 0:04:24] } 55... e2?? { [%eval -0.08] } { Blunder. Rxb7 was best. } { [%clk 0:05:18] } 56. Re5 { [%eval -0.12] [%clk 0:03:50] } 56... Kxb7 { [%eval -0.14] [%clk 0:05:15] } 57. Ka4 { [%eval -0.06] [%clk 0:03:19] } 57... Kc6 { [%eval -0.02] [%clk 0:05:29] } 58. Ka3 { [%eval -0.15] [%clk 0:03:12] } 58... Kd6 { [%eval -0.04] [%clk 0:05:47] } 59. Re8 { [%eval -0.11] [%clk 0:02:55] } 59... Rd2 { [%eval 0.0] [%clk 0:05:04] } 60. Kb3 { [%eval 0.0] [%clk 0:02:48] } 60... Kd7 { [%eval 0.0] [%clk 0:05:23] } 61. Kc3 { [%eval 0.0] [%clk 0:02:26] } 61... Ra2 { [%eval 0.0] [%clk 0:05:15] } 62. Re4 { [%eval 0.0] [%clk 0:02:19] } 62... Kd6 { [%eval 0.0] [%clk 0:05:30] } 63. Kd3 { [%eval 0.0] [%clk 0:02:33] } 63... e1=Q { [%eval 0.0] [%clk 0:05:19] } 64. Rxe1 { [%eval 0.0] [%clk 0:03:23] } 64... Rxh2 { [%eval 0.0] [%clk 0:05:44] } 65. Ke4 { [%eval -0.09] [%clk 0:02:01] } 65... Ke6 { [%eval 0.0] [%clk 0:05:36] } 66. Kf3+ { [%eval 0.0] [%clk 0:02:19] } 66... Kf5 { [%eval 0.0] [%clk 0:05:54] } 67. Kg3 { [%eval 0.0] [%clk 0:02:30] } 67... Ra2 { [%eval 0.0] [%clk 0:06:00] } 68. Re3 { [%eval 0.0] [%clk 0:02:54] } 68... Ra1 { [%eval 0.0] [%clk 0:05:06] } 69. Rb3 { [%eval 0.0] [%clk 0:03:08] } 69... Ra4 { [%eval 0.0] [%clk 0:04:50] } 70. Rb5+ { [%eval 0.0] [%clk 0:02:51] } 70... Kg6 { [%eval 0.0] [%clk 0:05:09] } 71. Rb6+ { [%eval 0.0] [%clk 0:03:09] } 71... Kh5 { [%eval 0.0] [%clk 0:05:33] } 72. Rb3 { [%eval 0.0] [%clk 0:03:33] } 72... Ra1 { [%eval 0.0] [%clk 0:05:51] } 73. Rc3 { [%eval 0.0] [%clk 0:03:42] } 73... Rg1+ { [%eval 0.0] [%clk 0:06:06] } 74. Kh2 { [%eval 0.0] [%clk 0:03:35] } 74... Rf1 { [%eval 0.0] [%clk 0:05:35] } 75. Kg3 { [%eval 0.0] [%clk 0:03:38] } 75... Rf6 { [%eval 0.0] } 1/2-1/2