Event: Round 5: Johanna Ehmann - Aaron Noah Koellner
Date: 2023-03-08
White: Johanna Ehmann
Black: Aaron Noah Koellner
Result: 1/2-1/2
ECO: B47
Opening: Sicilian Defense: Taimanov Variation, Bastrikov Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:57] } 1... c5 { [%eval 0.32] [%clk 1:30:56] } 2. Nf3 { [%eval 0.0] [%clk 1:31:21] } 2... e6 { [%eval 0.34] [%clk 1:31:23] } 3. d4 { [%eval 0.42] [%clk 1:31:43] } 3... cxd4 { [%eval 0.37] [%clk 1:31:50] } 4. Nxd4 { [%eval 0.4] [%clk 1:32:04] } 4... Nc6 { [%eval 0.5] [%clk 1:32:16] } 5. Nc3 { [%eval 0.33] [%clk 1:32:03] } 5... Qc7 { [%eval 0.56] [%clk 1:32:39] } 6. f4 { [%eval 0.37] [%clk 1:31:55] } 6... Nxd4 { [%eval 0.64] [%clk 1:30:22] } 7. Qxd4 { [%eval 0.28] [%clk 1:31:44] } 7... a6 { [%eval 0.48] [%clk 1:30:49] } 8. Be3 { [%eval 0.44] [%clk 1:28:49] } 8... b5 { [%eval 0.25] [%clk 1:31:08] } 9. Qb6 { [%eval -0.14] [%clk 1:24:48] } 9... Qxb6 { [%eval -0.1] [%clk 1:31:02] } 10. Bxb6 { [%eval -0.13] [%clk 1:25:11] } 10... Bb7 { [%eval -0.09] [%clk 1:23:53] } 11. a3 { [%eval -0.12] [%clk 1:16:40] } 11... Rc8 { [%eval -0.11] [%clk 1:22:52] } 12. Bd3 { [%eval -0.21] [%clk 1:11:44] } 12... Nf6 { [%eval 0.0] [%clk 1:14:37] } 13. Bd4 { [%eval -0.19] [%clk 1:03:10] } 13... Bc5 { [%eval -0.14] [%clk 0:55:02] } 14. Bxc5 { [%eval -0.22] [%clk 1:02:07] } 14... Rxc5 { [%eval -0.09] [%clk 0:54:56] } 15. O-O { [%eval -0.63] [%clk 0:59:22] } 15... Rxc3? { [%eval 0.84] } { Mistake. d6 was best. } { [%clk 0:44:59] } 16. bxc3 { [%eval 0.81] [%clk 0:59:02] } 16... Nxe4 { [%eval 0.81] [%clk 0:45:17] } 17. Bxe4?! { [%eval -0.14] } { Inaccuracy. c4 was best. } { [%clk 0:54:26] } 17... Bxe4 { [%eval -0.19] [%clk 0:45:38] } 18. a4 { [%eval -0.22] [%clk 0:53:36] } 18... Ke7 { [%eval -0.2] [%clk 0:45:16] } 19. axb5 { [%eval -0.21] [%clk 0:53:18] } 19... axb5 { [%eval -0.12] [%clk 0:45:45] } 20. Rfb1 { [%eval -0.19] [%clk 0:52:16] } 20... Rc8 { [%eval -0.08] [%clk 0:43:51] } 21. Ra3 { [%eval -0.22] [%clk 0:47:05] } 21... Rc5 { [%eval -0.23] [%clk 0:43:42] } 22. Rb2 { [%eval -0.34] [%clk 0:42:37] } 22... Bc6 { [%eval -0.21] [%clk 0:41:23] } 23. Rb4 { [%eval -0.22] [%clk 0:38:39] } 23... h5 { [%eval -0.25] [%clk 0:31:56] } 24. h4 { [%eval -0.59] [%clk 0:33:58] } 24... Kf6 { [%eval -0.65] [%clk 0:27:29] } 25. Kf2 { [%eval -0.68] [%clk 0:30:47] } 25... Kf5 { [%eval -0.62] [%clk 0:27:41] } 26. g3 { [%eval -0.71] [%clk 0:26:56] } 26... f6 { [%eval -0.6] [%clk 0:26:07] } 27. Rd4 { [%eval -0.57] [%clk 0:24:52] } 27... e5?! { [%eval 0.0] } { Inaccuracy. Kg4 was best. } { [%clk 0:22:11] } 28. fxe5 { [%eval 0.0] [%clk 0:24:18] } 28... fxe5 { [%eval -0.02] [%clk 0:22:30] } 29. Rb4 { [%eval -0.11] [%clk 0:23:03] } 29... e4 { [%eval -0.01] [%clk 0:13:17] } 30. Rd4 { [%eval 0.0] [%clk 0:18:15] } 30... Kg4 { [%eval 0.0] [%clk 0:12:03] } 31. Kg2 { [%eval -0.15] [%clk 0:16:31] } 31... Rf5 { [%eval 0.0] [%clk 0:03:48] } 32. c4 { [%eval 0.0] [%clk 0:16:10] } 32... bxc4 { [%eval 0.0] [%clk 0:02:17] } 33. Rxc4 { [%eval 0.0] [%clk 0:16:17] } 33... Rb5 { [%eval 0.07] [%clk 0:01:25] } 34. Re3 { [%eval 0.04] [%clk 0:13:37] } 34... Kf5 { [%eval 0.09] [%clk 0:01:02] } 35. Kf2 { [%eval 0.11] [%clk 0:13:23] } 35... Bb7?? { [%eval 3.88] } { Blunder. g5 was best. } { [%clk 0:00:42] } 36. Rd4?? { [%eval 0.14] } { Blunder. Rb3 was best. } { [%clk 0:09:31] } 36... d5 { [%eval 0.63] [%clk 0:00:41] } 37. Re2?! { [%eval -0.16] } { Inaccuracy. Rc3 was best. } { [%clk 0:08:21] } 37... Rc5 { [%eval -0.14] [%clk 0:00:44] } 38. Rb4 { [%eval -0.66] [%clk 0:07:44] } 38... Ba6 { [%eval -0.56] [%clk 0:01:03] } 39. Rd2 { [%eval -0.67] [%clk 0:07:19] } 39... Ke5 { [%eval -0.65] [%clk 0:00:49] } 40. Rb8 { [%eval -0.9] [%clk 0:06:10] } 40... Bc4? { [%eval 0.48] } { Mistake. Bc8 was best. } { [%clk 0:00:33] } 41. Re8+ { [%eval 0.4] [%clk 0:02:54] } 41... Kf5 { [%eval 0.86] [%clk 0:30:24] } 42. Rf8+?! { [%eval 0.12] } { Inaccuracy. Kg1 was best. } { [%clk 0:32:20] } 42... Ke5 { [%eval 0.61] [%clk 0:27:34] } 43. Re8+ { [%eval 0.37] [%clk 0:30:16] } 43... Kf6 { [%eval 0.49] [%clk 0:26:01] } 44. Ke3 { [%eval 0.45] [%clk 0:27:56] } 44... Ra5? { [%eval 1.9] } { Mistake. Kf5 was best. } { [%clk 0:26:06] } 45. Rf2+ { [%eval 1.63] [%clk 0:27:10] } 45... Kg6 { [%eval 2.01] [%clk 0:26:35] } 46. Re6+ { [%eval 1.53] [%clk 0:26:42] } 46... Kh7 { [%eval 1.75] [%clk 0:27:03] } 47. Re5 { [%eval 1.55] [%clk 0:26:07] } 47... Ra3+ { [%eval 1.12] [%clk 0:25:17] } 48. Kf4 { [%eval 0.77] [%clk 0:25:03] } 48... Kh6 { [%eval 0.97] [%clk 0:24:23] } 49. Re6+ { [%eval 0.81] [%clk 0:20:41] } 49... Kh7 { [%eval 1.03] [%clk 0:24:48] } 50. Re5 { [%eval 0.91] [%clk 0:20:08] } 50... Kg8 { [%eval 0.49] [%clk 0:24:33] } 51. Re8+ { [%eval 0.37] [%clk 0:16:16] } 51... Kf7 { [%eval 0.28] [%clk 0:24:40] } 52. Re5 { [%eval 0.37] [%clk 0:16:14] } 52... Kg6?! { [%eval 1.04] } { Inaccuracy. g6 was best. } { [%clk 0:18:38] } 53. Re6+?! { [%eval 0.25] } { Inaccuracy. g4 was best. } { [%clk 0:15:56] } 53... Kh7 { [%eval 0.49] [%clk 0:19:01] } 54. Re5 { [%eval 1.02] [%clk 0:16:02] } 54... Kh6 { [%eval 1.01] [%clk 0:18:01] } 55. Re6+?! { [%eval 0.0] } { Inaccuracy. Re8 was best. } { [%clk 0:15:02] } 55... Kh7 { [%eval 0.52] [%clk 0:15:47] } 56. Re5 { [%eval 0.0] [%clk 0:15:19] } 56... Kh6 { [%eval 0.84] [%clk 0:15:38] } 57. Re6+?! { [%eval 0.0] } { Inaccuracy. Re8 was best. } { [%clk 0:15:41] } 1/2-1/2