Event: World Senior Chess Championship 2024
Site: Porto Santo, Portugal
Date: 2024-11-20
White: Birkholz, Olga
WhiteTitle: WFM
WhiteElo: 1975
Black: Grabuzova, Tatiana
BlackTitle: WGM
BlackElo: 2157
Result: 1/2-1/2
ECO: C00
Opening: French Defense: Chigorin Variation
Variant: Standard
TimeControl: 90'/40+30'/G+30''

1. e4 { [%eval 0.18] [%clk 1:30:52] } 1... e6 { [%eval 0.28] [%clk 1:30:54] } 2. Qe2 { [%eval -0.03] [%clk 1:31:20] } 2... Be7 { [%eval 0.05] [%clk 1:30:27] } 3. Nf3 { [%eval -0.1] [%clk 1:30:36] } 3... d5 { [%eval 0.0] [%clk 1:30:14] } 4. d3 { [%eval -0.19] [%clk 1:30:58] } 4... c5 { [%eval 0.06] [%clk 1:25:51] } 5. g3 { [%eval 0.0] [%clk 1:30:55] } 5... Nc6 { [%eval 0.0] [%clk 1:26:15] } 6. Bg2 { [%eval 0.03] [%clk 1:31:06] } 6... Nf6 { [%eval 0.05] [%clk 1:26:16] } 7. e5 { [%eval -0.09] [%clk 1:31:10] } 7... Nd7 { [%eval 0.0] [%clk 1:26:39] } 8. O-O { [%eval -0.25] [%clk 1:31:24] } 8... b5 { [%eval -0.15] [%clk 1:23:43] } 9. Re1 { [%eval -0.18] [%clk 1:30:29] } 9... a5 { [%eval -0.19] [%clk 1:19:09] } 10. a4 { [%eval -0.2] [%clk 1:10:03] } 10... b4 { [%eval -0.16] [%clk 1:18:22] } 11. c4 { [%eval -0.16] [%clk 1:07:12] } 11... bxc3 { [%eval -0.25] [%clk 1:14:48] } 12. bxc3 { [%eval -0.13] [%clk 1:07:30] } 12... Nb6 { [%eval -0.01] [%clk 0:39:40] } 13. h4 { [%eval -0.1] [%clk 1:04:28] } 13... h6?! { [%eval 0.46] } { Inaccuracy. Rb8 was best. } { [%clk 0:39:25] } 14. h5?! { [%eval -0.43] } { Inaccuracy. Qd1 was best. } { [%clk 1:03:20] } 14... Bd7 { [%eval -0.18] [%clk 0:35:12] } 15. Qd1 { [%eval -0.53] [%clk 1:00:34] } 15... Qc7 { [%eval -0.15] [%clk 0:33:44] } 16. d4?! { [%eval -1.23] } { Inaccuracy. Bd2 was best. } { [%clk 0:57:42] } 16... cxd4 { [%eval -1.33] [%clk 0:33:12] } 17. cxd4?! { [%eval -1.94] } { Inaccuracy. Nxd4 was best. } { [%clk 0:52:39] } 17... Nb4 { [%eval -1.94] [%clk 0:32:51] } 18. Re3 { [%eval -1.89] [%clk 0:48:51] } 18... Qc2 { [%eval -1.7] [%clk 0:29:18] } 19. Qf1 { [%eval -1.75] [%clk 0:46:43] } 19... Rc8 { [%eval -1.43] [%clk 0:21:39] } 20. Na3 { [%eval -1.38] [%clk 0:44:51] } 20... Qxa4 { [%eval -1.46] [%clk 0:21:22] } 21. Bd2 { [%eval -1.52] [%clk 0:44:57] } 21... Qc6 { [%eval -1.17] [%clk 0:19:20] } 22. Rc3 { [%eval -1.27] [%clk 0:44:33] } 22... Qb7 { [%eval -1.04] [%clk 0:19:30] } 23. Rxc8+ { [%eval -1.04] [%clk 0:30:22] } 23... Qxc8 { [%eval -0.94] [%clk 0:19:53] } 24. Ne1?! { [%eval -1.72] } { Inaccuracy. Nb5 was best. } { [%clk 0:26:35] } 24... O-O { [%eval -1.74] [%clk 0:18:08] } 25. Qe2 { [%eval -1.79] [%clk 0:26:42] } 25... Nc6 { [%eval -1.72] [%clk 0:14:43] } 26. Nac2?! { [%eval -2.45] } { Inaccuracy. Nec2 was best. } { [%clk 0:22:29] } 26... Nc4 { [%eval -2.4] [%clk 0:14:41] } 27. Bf4 { [%eval -2.31] [%clk 0:22:13] } 27... Nb4 { [%eval -2.13] [%clk 0:07:00] } 28. Qg4 { [%eval -2.27] [%clk 0:18:53] } 28... f5 { [%eval -1.81] [%clk 0:07:06] } 29. exf6 { [%eval -1.8] [%clk 0:18:38] } 29... Rxf6?! { [%eval -0.83] } { Inaccuracy. Bxf6 was best. } { [%clk 0:07:31] } 30. Be5? { [%eval -2.02] } { Mistake. Nxb4 was best. } { [%clk 0:14:52] } 30... Nxe5 { [%eval -2.11] } 31. dxe5 { [%eval -1.92] [%clk 0:15:21] } 31... Rf5?! { [%eval -1.23] } { Inaccuracy. Rf8 was best. } { [%clk 0:06:37] } 32. Ne3 { [%eval -1.54] [%clk 0:05:44] } 32... Rxe5 { [%eval -1.14] [%clk 0:02:53] } 33. Rxa5 { [%eval -1.28] [%clk 0:05:05] } 33... Rg5?! { [%eval -0.44] } { Inaccuracy. Bc5 was best. } { [%clk 0:02:40] } 34. Qd1 { [%eval -0.48] [%clk 0:05:05] } 34... d4?? { [%eval 4.58] } { Blunder. Nc6 was best. } { [%clk 0:01:42] } 35. Ra8 { [%eval 4.52] [%clk 0:04:58] } 35... dxe3 { [%eval 4.37] [%clk 0:01:05] } 36. Rxc8+? { [%eval 2.17] } { Mistake. Qxd7 was best. } { [%clk 0:04:31] } 36... Bxc8 { [%eval 2.32] [%clk 0:01:32] } 37. fxe3 { [%eval 2.0] [%clk 0:04:06] } 37... Rxg3 { [%eval 1.86] [%clk 0:01:18] } 38. Qd4?! { [%eval 1.27] } { Inaccuracy. Qa1 was best. } { [%clk 0:03:50] } 38... Nd5 { [%eval 1.19] [%clk 0:01:11] } 39. Kf2?! { [%eval 0.38] } { Inaccuracy. Nf3 was best. } { [%clk 0:04:03] } 39... Rg5 { [%eval 0.57] [%clk 0:01:11] } 40. Qc4 { [%eval 0.05] [%clk 0:03:20] } 40... Bd7 { [%eval 0.14] [%clk 0:01:15] } 41. Bf3 { [%eval 0.06] [%clk 0:21:27] } 41... Bd6 { [%eval 0.0] [%clk 0:29:08] } 42. Nd3 { [%eval 0.0] [%clk 0:13:49] } 42... Bg3+ { [%eval 0.07] [%clk 0:23:01] } 43. Ke2 { [%eval 0.17] [%clk 0:14:05] } 43... Kf7 { [%eval 0.18] [%clk 0:21:43] } 44. Kd2 { [%eval 0.21] [%clk 0:12:47] } 44... Bc7? { [%eval 1.57] } { Mistake. Nf6 was best. } { [%clk 0:17:42] } 45. Bxd5 { [%eval 1.59] [%clk 0:06:47] } 45... Ba5+ { [%eval 1.38] [%clk 0:18:05] } 46. Kc2?! { [%eval 0.4] } { Inaccuracy. Kc1 was best. } { [%clk 0:07:13] } 46... Rxd5?! { [%eval 1.32] } { Inaccuracy. exd5 was best. } { [%clk 0:17:34] } 47. Qf4+? { [%eval 0.05] } { Mistake. Nf4 was best. } { [%clk 0:06:41] } 47... Ke7? { [%eval 1.6] } { Mistake. Kg8 was best. } { [%clk 0:15:32] } 48. Ne5 { [%eval 1.66] [%clk 0:04:36] } 48... Rc5+?! { [%eval 2.81] } { Inaccuracy. Be8 was best. } { [%clk 0:12:42] } 49. Kb1 { [%eval 2.74] [%clk 0:04:45] } 49... Be8 { [%eval 3.26] [%clk 0:08:28] } 50. Qh4+ { [%eval 3.17] [%clk 0:03:21] } 50... Kf8 { [%eval 2.94] [%clk 0:03:37] } 51. Ng6+ { [%eval 2.83] [%clk 0:03:09] } 51... Bxg6+ { [%eval 3.18] } 52. hxg6 { [%eval 3.14] [%clk 0:03:38] } 52... Bc7 { [%eval 2.77] [%clk 0:01:04] } 53. Qb4? { [%eval 1.5] } { Mistake. Qd4 was best. } { [%clk 0:03:36] } 53... Bd6 { [%eval 1.18] [%clk 0:01:25] } 54. Qb7 { [%eval 0.83] [%clk 0:03:30] } 54... Rc7 { [%eval 0.87] [%clk 0:01:48] } 55. Qf3+ { [%eval 0.66] [%clk 0:02:35] } 55... Ke8 { [%eval 0.64] [%clk 0:02:07] } 56. Qe4 { [%eval 0.72] [%clk 0:02:31] } 56... Ke7 { [%eval 0.78] [%clk 0:02:25] } 57. Qh4+ { [%eval 0.67] [%clk 0:02:44] } 57... Kd7 { [%eval 0.67] [%clk 0:01:10] } 58. Qa4+ { [%eval 0.6] [%clk 0:02:41] } 58... Ke7 { [%eval 0.62] [%clk 0:01:12] } 1/2-1/2