Event: Round 7: Averkova, Olena - Birkholz, Olga
Date: 2024-08-29
White: Averkova, Olena
WhiteElo: 1851
Black: Birkholz, Olga
BlackTitle: WFM
BlackElo: 1955
Result: 0-1
ECO: A43
Opening: Benoni Defense: Old Benoni
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:54] } 1... c5 { [%eval 0.65] [%clk 1:30:47] } 2. e3?! { [%eval 0.08] } { Inaccuracy. d5 was best. } { [%clk 1:31:08] } 2... Nf6 { [%eval 0.36] [%clk 1:31:06] } 3. Nf3 { [%eval 0.1] [%clk 1:30:40] } 3... a6 { [%eval 0.37] [%clk 1:30:54] } 4. c4 { [%eval 0.39] [%clk 1:30:03] } 4... g6 { [%eval 0.44] [%clk 1:31:13] } 5. b3 { [%eval 0.03] [%clk 1:27:15] } 5... Bg7 { [%eval 0.12] [%clk 1:31:06] } 6. Bb2 { [%eval 0.0] [%clk 1:27:21] } 6... O-O { [%eval 0.26] [%clk 1:30:21] } 7. Nbd2 { [%eval -0.04] [%clk 1:26:06] } 7... cxd4 { [%eval -0.07] [%clk 1:27:38] } 8. exd4 { [%eval -0.02] [%clk 1:23:21] } 8... d5 { [%eval -0.04] [%clk 1:27:01] } 9. c5? { [%eval -1.25] } { Mistake. Be2 was best. } { [%clk 1:22:41] } 9... Nc6 { [%eval -1.42] [%clk 1:27:09] } 10. a3 { [%eval -1.7] [%clk 1:21:44] } 10... e5? { [%eval -0.31] } { Mistake. Nd7 was best. } { [%clk 1:21:24] } 11. Nxe5 { [%eval -0.32] [%clk 1:15:51] } 11... Nxe5 { [%eval -0.41] [%clk 1:21:41] } 12. dxe5 { [%eval -0.28] [%clk 1:16:08] } 12... Nd7 { [%eval -0.28] [%clk 1:20:47] } 13. f4 { [%eval -0.68] [%clk 1:14:02] } 13... Nxc5 { [%eval -0.64] [%clk 1:20:13] } 14. b4?! { [%eval -1.4] } { Inaccuracy. Nf3 was best. } { [%clk 1:13:57] } 14... Ne6 { [%eval -1.41] [%clk 1:19:40] } 15. g3 { [%eval -1.31] [%clk 1:10:18] } 15... Nxf4? { [%eval -0.07] } { Mistake. a5 was best. } { [%clk 1:19:15] } 16. Nf3?? { [%eval -2.79] } { Blunder. gxf4 was best. } { [%clk 0:52:24] } 16... Ne6 { [%eval -2.57] [%clk 1:18:31] } 17. Bg2 { [%eval -3.07] [%clk 0:52:35] } 17... Qb6 { [%eval -2.98] [%clk 1:16:10] } 18. Qe2 { [%eval -3.18] [%clk 0:48:37] } 18... Bd7 { [%eval -3.32] [%clk 1:11:49] } 19. Qf2 { [%eval -3.3] [%clk 0:47:37] } 19... Qb5 { [%eval -3.18] [%clk 1:07:44] } 20. Bf1 { [%eval -3.2] [%clk 0:40:07] } 20... Qa4 { [%eval -3.1] [%clk 1:08:01] } 21. Be2 { [%eval -3.58] [%clk 0:40:19] } 21... Bc8? { [%eval -1.6] } { Mistake. Qc2 was best. } { [%clk 0:58:05] } 22. O-O { [%eval -1.55] [%clk 0:39:35] } 22... Qd7 { [%eval -0.98] [%clk 0:57:37] } 23. Rfd1 { [%eval -1.17] [%clk 0:37:08] } 23... b5 { [%eval -0.98] [%clk 0:57:52] } 24. Rac1 { [%eval -1.08] [%clk 0:36:55] } 24... Bb7 { [%eval -1.08] [%clk 0:54:41] } 25. Ne1? { [%eval -2.66] } { Mistake. Bf1 was best. } { [%clk 0:31:22] } 25... Ng5?! { [%eval -1.66] } { Inaccuracy. Bh6 was best. } { [%clk 0:43:14] } 26. Qd4?! { [%eval -2.39] } { Inaccuracy. Bf1 was best. } { [%clk 0:23:35] } 26... Ne6 { [%eval -2.06] [%clk 0:34:00] } 27. Qf2 { [%eval -2.28] [%clk 0:18:00] } 27... Rac8 { [%eval -1.85] [%clk 0:32:46] } 28. Bf3?! { [%eval -2.59] } { Inaccuracy. Rxc8 was best. } { [%clk 0:16:24] } 28... Rxc1 { [%eval -2.5] [%clk 0:20:53] } 29. Rxc1 { [%eval -2.58] [%clk 0:16:48] } 29... d4 { [%eval -2.65] [%clk 0:20:46] } 30. Bxb7 { [%eval -2.59] [%clk 0:14:09] } 30... Qxb7 { [%eval -2.49] [%clk 0:21:15] } 31. Bxd4 { [%eval -2.59] [%clk 0:14:15] } 31... Qe4 { [%eval -2.54] [%clk 0:15:16] } 32. Nf3?! { [%eval -3.41] } { Inaccuracy. Be3 was best. } { [%clk 0:08:55] } 32... Nxd4 { [%eval -3.54] [%clk 0:12:01] } 33. Nxd4 { [%eval -3.38] [%clk 0:09:07] } 33... Qxe5 { [%eval -3.42] [%clk 0:11:05] } 34. Nc6 { [%eval -3.51] [%clk 0:09:12] } 34... Qf6? { [%eval -2.03] } { Mistake. Qe4 was best. } { [%clk 0:06:36] } 35. Qa7? { [%eval -3.77] } { Mistake. Qxf6 was best. } { [%clk 0:08:59] } 35... Bh6 { [%eval -3.54] [%clk 0:06:21] } 36. Ne7+ { [%eval -3.84] [%clk 0:08:46] } 36... Kg7 { [%eval -3.93] [%clk 0:06:43] } 37. Rf1 { [%eval -4.71] [%clk 0:09:05] } 37... Qe5 { [%eval -4.53] [%clk 0:05:56] } 38. Rf3?! { [%eval -5.94] } { Inaccuracy. Qb7 was best. } { [%clk 0:07:04] } 38... Qe2 { [%eval -5.12] [%clk 0:05:07] } 39. Qd4+ { [%eval -5.04] [%clk 0:03:07] } 39... f6 { [%eval -4.81] [%clk 0:05:14] } 40. Nd5? { [%eval -8.88] } { Mistake. Nf5+ was best. } { [%clk 0:01:02] } 40... Qxf3 { [%eval -8.82] [%clk 0:05:08] } 41. Nf4 { [%eval -66.3] [%clk 0:30:08] } 41... Bxf4 { [%eval -58.62] [%clk 0:35:07] } 42. gxf4 { [%eval -11.07] [%clk 0:30:32] } 42... Qg4+ { [%eval -10.63] [%clk 0:35:08] } 43. Kf2 { [%eval -10.35] [%clk 0:30:47] } 43... Re8 { [%eval -9.93] [%clk 0:34:58] } 44. Qa7+?? { [%eval #-16] } { Checkmate is now unavoidable. Qd2 was best. } { [%clk 0:30:35] } 44... Kh6 { [%eval #-26] [%clk 0:34:51] } 45. Qxa6 { [%eval #-2] [%clk 0:28:48] } 45... Re2+ { [%eval #-5] [%clk 0:35:03] } 0-1