Event: Round 6: Heidtkamp, Anna - Byrina, Olha
Date: 2025-03-09
White: Heidtkamp, Anna
WhiteElo: 1604
Black: Byrina, Olha
Result: 0-1
ECO: D00
Opening: Queen's Pawn Game: Accelerated London System, Steinitz Countergambit
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:00:58] } 1... d5 { [%eval 0.24] [%clk 1:00:50] } 2. Bf4 { [%eval 0.0] [%clk 1:01:22] } 2... c5 { [%eval 0.06] [%clk 1:00:52] } 3. e3 { [%eval 0.0] [%clk 1:01:44] } 3... Nc6 { [%eval 0.05] [%clk 1:01:10] } 4. Nc3 { [%eval -0.09] [%clk 1:02:07] } 4... Qa5 { [%eval 0.15] [%clk 0:56:03] } 5. dxc5? { [%eval -1.09] } { Mistake. a3 was best. } { [%clk 1:01:37] } 5... e6?? { [%eval 0.78] } { Blunder. e5 was best. } { [%clk 0:55:46] } 6. Bd6?! { [%eval -0.19] } { Inaccuracy. a3 was best. } { [%clk 1:01:52] } 6... Bxd6 { [%eval -0.19] [%clk 0:55:30] } 7. cxd6 { [%eval -0.16] [%clk 1:02:15] } 7... Nf6 { [%eval -0.2] [%clk 0:55:32] } 8. Bd3 { [%eval -0.19] [%clk 1:00:58] } 8... O-O { [%eval -0.27] [%clk 0:54:58] } 9. a3 { [%eval -0.24] [%clk 1:00:51] } 9... a6 { [%eval -0.08] [%clk 0:54:50] } 10. Nf3 { [%eval -0.3] [%clk 0:58:58] } 10... Qd8 { [%eval -0.24] [%clk 0:53:08] } 11. O-O { [%eval -0.18] [%clk 0:57:33] } 11... Qxd6 { [%eval -0.19] [%clk 0:53:27] } 12. Re1 { [%eval -0.22] [%clk 0:56:54] } 12... Rd8 { [%eval -0.14] [%clk 0:51:26] } 13. e4 { [%eval -0.17] [%clk 0:56:33] } 13... dxe4 { [%eval 0.12] [%clk 0:49:57] } 14. Nxe4 { [%eval 0.13] [%clk 0:56:46] } 14... Nxe4 { [%eval 0.09] [%clk 0:49:35] } 15. Bxe4 { [%eval 0.14] [%clk 0:57:05] } 15... Qe7 { [%eval 0.26] [%clk 0:43:39] } 16. Qe2 { [%eval 0.3] [%clk 0:55:40] } 16... Bd7 { [%eval 0.35] [%clk 0:40:45] } 17. Rad1 { [%eval 0.17] [%clk 0:55:45] } 17... Rab8 { [%eval 0.33] [%clk 0:39:52] } 18. b4 { [%eval 0.35] [%clk 0:55:24] } 18... Na7 { [%eval 0.75] [%clk 0:39:45] } 19. c4 { [%eval 0.43] [%clk 0:54:50] } 19... Bc6 { [%eval 0.5] [%clk 0:34:58] } 20. Ne5 { [%eval 0.37] [%clk 0:53:18] } 20... Bxe4 { [%eval 0.45] [%clk 0:34:44] } 21. Qxe4 { [%eval 0.37] [%clk 0:53:39] } 21... Rbc8 { [%eval 0.49] [%clk 0:31:05] } 22. Rd4 { [%eval 0.15] [%clk 0:38:38] } 22... Rxd4 { [%eval 0.47] [%clk 0:29:17] } 23. Qxd4 { [%eval 0.51] [%clk 0:38:54] } 23... Nc6 { [%eval 0.66] [%clk 0:28:30] } 24. Nxc6 { [%eval 0.65] [%clk 0:38:29] } 24... Rxc6 { [%eval 0.72] [%clk 0:27:11] } 25. Rd1 { [%eval 0.74] [%clk 0:38:33] } 25... g6 { [%eval 0.74] [%clk 0:26:54] } 26. c5 { [%eval 0.61] [%clk 0:38:43] } 26... Rc7?! { [%eval 1.31] } { Inaccuracy. e5 was best. } { [%clk 0:24:55] } 27. h3 { [%eval 1.01] [%clk 0:39:03] } 27... Qe8?! { [%eval 2.01] } { Inaccuracy. e5 was best. } { [%clk 0:24:18] } 28. Qd3?! { [%eval 1.13] } { Inaccuracy. Qf6 was best. } { [%clk 0:36:13] } 28... Qc6?! { [%eval 1.74] } { Inaccuracy. Qe7 was best. } { [%clk 0:23:23] } 29. Qd6? { [%eval 0.34] } { Mistake. Qd8+ was best. } { [%clk 0:33:40] } 29... Qxd6 { [%eval 0.34] [%clk 0:23:44] } 30. Rxd6 { [%eval 0.46] [%clk 0:34:05] } 30... Kg7 { [%eval 0.69] [%clk 0:23:58] } 31. g4?! { [%eval 0.09] } { Inaccuracy. Kf1 was best. } { [%clk 0:34:07] } 31... Kf6 { [%eval 0.25] [%clk 0:24:09] } 32. f4 { [%eval 0.12] [%clk 0:34:24] } 32... Ke7?! { [%eval 1.21] } { Inaccuracy. g5 was best. } { [%clk 0:24:20] } 33. a4? { [%eval 0.0] } { Mistake. Kf2 was best. } { [%clk 0:33:44] } 33... a5 { [%eval 0.0] [%clk 0:22:15] } 34. Rb6 { [%eval 0.0] [%clk 0:32:47] } 34... axb4 { [%eval 0.0] [%clk 0:22:16] } 35. Rxb4 { [%eval -0.02] [%clk 0:33:10] } 35... Kd7 { [%eval 0.0] [%clk 0:22:32] } 36. Rb6 { [%eval 0.0] [%clk 0:31:53] } 36... Kc8 { [%eval -0.01] [%clk 0:22:23] } 37. Rb5 { [%eval -0.05] [%clk 0:32:57] } 37... Rc6 { [%eval 0.0] [%clk 0:21:35] } 38. Kf2 { [%eval 0.0] [%clk 0:33:07] } 38... Ra6 { [%eval -0.03] [%clk 0:21:29] } 39. a5?? { [%eval -2.82] } { Blunder. Rb4 was best. } { [%clk 0:33:16] } 39... Kc7 { [%eval -2.54] [%clk 0:21:43] } 40. Ke3 { [%eval -2.47] [%clk 0:13:51] } 40... Kc6 { [%eval -2.32] [%clk 0:22:02] } 41. Rb3?! { [%eval -3.26] } { Inaccuracy. Rb1 was best. } { [%clk 0:13:57] } 41... Rxa5 { [%eval -3.28] [%clk 0:22:15] } 42. Rb6+ { [%eval -3.15] [%clk 0:13:57] } 42... Kc7 { [%eval -3.11] [%clk 0:22:28] } 43. Kd4 { [%eval -2.66] [%clk 0:13:45] } 43... Ra4+ { [%eval -2.79] [%clk 0:22:28] } 44. Ke5 { [%eval -2.8] [%clk 0:13:59] } 44... Rc4?? { [%eval -0.51] } { Blunder. Ra3 was best. } { [%clk 0:22:15] } 45. Rb5?? { [%eval -2.63] } { Blunder. Rb1 was best. } { [%clk 0:14:10] } 45... Rc3 { [%eval -2.61] [%clk 0:15:37] } 46. Kf6 { [%eval -2.95] [%clk 0:14:19] } 46... Rxh3 { [%eval -3.32] [%clk 0:15:49] } 47. Kxf7 { [%eval -3.46] [%clk 0:14:31] } 47... Rh4 { [%eval -3.16] [%clk 0:16:06] } 48. Kg7?! { [%eval -4.72] } { Inaccuracy. g5 was best. } { [%clk 0:14:14] } 48... Rxg4 { [%eval -4.58] [%clk 0:16:14] } 49. Kxh7 { [%eval -4.61] [%clk 0:14:37] } 49... Rxf4 { [%eval -4.75] [%clk 0:16:30] } 50. Kxg6 { [%eval -4.5] [%clk 0:15:00] } 50... e5 { [%eval -4.5] [%clk 0:15:34] } 51. c6 { [%eval -5.23] [%clk 0:14:07] } 51... Kxc6 { [%eval -5.13] [%clk 0:15:45] } 52. Rxe5 { [%eval -4.85] [%clk 0:14:31] } 52... Rd4 { [%eval -5.22] [%clk 0:16:01] } 53. Kf5?? { [%eval #-21] } { Checkmate is now unavoidable. Kf6 was best. } { [%clk 0:14:36] } 53... Rd5 { [%eval #-18] [%clk 0:16:04] } 54. Rxd5 { [%eval #-16] [%clk 0:14:35] } 54... Kxd5 { [%eval #-15] [%clk 0:16:30] } 55. Kf4 { [%eval #-15] [%clk 0:15:00] } 55... Kd4 { [%eval #-14] [%clk 0:16:30] } 56. Kf3 { [%eval #-13] [%clk 0:15:24] } 56... Kc3 { [%eval #-14] [%clk 0:16:31] } 57. Ke2 { [%eval #-14] [%clk 0:15:34] } 57... Kc2 { [%eval #-13] [%clk 0:16:53] } 58. Ke3 { [%eval #-13] [%clk 0:15:48] } 58... b5 { [%eval #-12] [%clk 0:16:56] } 59. Kd4 { [%eval #-12] [%clk 0:16:08] } 59... b4 { [%eval #-11] [%clk 0:17:21] } 60. Kc4 { [%eval #-11] [%clk 0:16:20] } 60... b3 { [%eval #-10] [%clk 0:17:43] } 61. Kd4 { [%clk 0:16:09] } 0-1