Event: Round 4: Yao, Lan - Piddubna, Bozhena
Date: 2024-04-22
White: Yao, Lan
WhiteTitle: WGM
WhiteElo: 2370
Black: Piddubna, Bozhena
BlackTitle: WCM
BlackElo: 2005
Result: 0-1
ECO: C92
Opening: Ruy Lopez: Closed, Zaitsev System
Variant: Standard

1. e4 { [%eval 0.16] [%clk 1:30:42] } 1... e5 { [%eval 0.22] [%clk 1:27:54] } 2. Nf3 { [%eval 0.25] [%clk 1:31:07] } 2... Nc6 { [%eval 0.31] [%clk 1:28:15] } 3. Bb5 { [%eval 0.22] [%clk 1:31:31] } 3... a6 { [%eval 0.38] [%clk 1:28:39] } 4. Ba4 { [%eval 0.16] [%clk 1:31:57] } 4... Nf6 { [%eval 0.31] [%clk 1:28:50] } 5. O-O { [%eval 0.23] [%clk 1:32:20] } 5... Be7 { [%eval 0.38] [%clk 1:26:43] } 6. Re1 { [%eval 0.29] [%clk 1:32:44] } 6... b5 { [%eval 0.23] [%clk 1:27:04] } 7. Bb3 { [%eval 0.29] [%clk 1:33:09] } 7... d6 { [%eval 0.31] [%clk 1:27:15] } 8. c3 { [%eval 0.46] [%clk 1:33:30] } 8... O-O { [%eval 0.38] [%clk 1:27:13] } 9. h3 { [%eval 0.49] [%clk 1:33:54] } 9... Re8 { [%eval 0.4] [%clk 1:25:55] } 10. a4 { [%eval 0.24] [%clk 1:28:22] } 10... Bb7 { [%eval 0.33] [%clk 1:25:07] } 11. d4 { [%eval 0.39] [%clk 1:27:58] } 11... Bf8 { [%eval 0.85] [%clk 1:25:04] } 12. Nbd2 { [%eval 0.44] [%clk 1:13:22] } 12... h6 { [%eval 0.46] [%clk 1:20:25] } 13. Bc2 { [%eval 0.33] [%clk 1:12:38] } 13... Nb8 { [%eval 0.51] [%clk 1:17:53] } 14. d5?! { [%eval -0.06] } { Inaccuracy. Bd3 was best. } { [%clk 1:10:13] } 14... c6 { [%eval -0.06] [%clk 1:06:55] } 15. dxc6 { [%eval -0.02] [%clk 1:09:43] } 15... Nxc6 { [%eval 0.26] [%clk 1:04:51] } 16. b4 { [%eval -0.21] [%clk 0:58:25] } 16... d5 { [%eval 0.18] [%clk 1:01:26] } 17. exd5 { [%eval -0.05] [%clk 0:58:28] } 17... Nxd5 { [%eval 0.42] [%clk 1:00:56] } 18. Ne4 { [%eval 0.48] [%clk 0:58:08] } 18... Nb6 { [%eval 0.86] [%clk 0:39:40] } 19. axb5?! { [%eval 0.09] } { Inaccuracy. Qe2 was best. } { [%clk 0:52:41] } 19... axb5 { [%eval 0.11] [%clk 0:39:45] } 20. Rxa8 { [%eval 0.17] [%clk 0:50:51] } 20... Bxa8? { [%eval 1.68] } { Mistake. Qxd1 was best. } { [%clk 0:39:11] } 21. Qe2 { [%eval 1.66] [%clk 0:48:52] } 21... Na7 { [%eval 1.88] [%clk 0:35:28] } 22. Rd1 { [%eval 1.87] [%clk 0:40:01] } 22... Qe7 { [%eval 1.76] [%clk 0:28:27] } 23. Bb3? { [%eval 0.33] } { Mistake. Be3 was best. } { [%clk 0:22:58] } 23... Qb7? { [%eval 1.81] } { Mistake. Nac8 was best. } { [%clk 0:20:59] } 24. Nd6? { [%eval 0.56] } { Mistake. Bxh6 was best. } { [%clk 0:20:07] } 24... Bxd6 { [%eval 0.58] [%clk 0:21:16] } 25. Rxd6 { [%eval 0.7] [%clk 0:20:34] } 25... Nc4 { [%eval 0.9] [%clk 0:10:11] } 26. Rd4 { [%eval 0.56] [%clk 0:10:18] } 26... Qa6 { [%eval 0.89] [%clk 0:01:48] } 27. Rg4 { [%eval 0.7] [%clk 0:08:04] } 27... Qa1?! { [%eval 1.78] } { Inaccuracy. Nc8 was best. } { [%clk 0:01:39] } 28. Qe1 { [%eval 1.87] [%clk 0:08:02] } 28... Bxf3?! { [%eval 2.73] } { Inaccuracy. g6 was best. } { [%clk 0:01:12] } 29. gxf3?? { [%eval 0.68] } { Blunder. Rxg7+ was best. } { [%clk 0:07:51] } 29... g6?! { [%eval 1.77] } { Inaccuracy. Qa6 was best. } { [%clk 0:01:18] } 30. Kh2?! { [%eval 0.86] } { Inaccuracy. Bxc4 was best. } { [%clk 0:06:41] } 30... h5 { [%eval 1.11] [%clk 0:00:48] } 31. Rg1 { [%eval 1.15] [%clk 0:06:12] } 31... Nc6? { [%eval 2.99] } { Mistake. Nc8 was best. } { [%clk 0:00:35] } 32. Qe4 { [%eval 2.88] [%clk 0:05:00] } 32... Re6 { [%eval 3.35] [%clk 0:00:33] } 33. Bxc4 { [%eval 3.25] [%clk 0:04:17] } 33... bxc4 { [%eval 2.93] [%clk 0:01:02] } 34. Qxc4?! { [%eval 2.11] } { Inaccuracy. b5 was best. } { [%clk 0:04:11] } 34... Qb1? { [%eval 3.69] } { Mistake. Qa4 was best. } { [%clk 0:01:07] } 35. b5 { [%eval 3.62] [%clk 0:02:31] } 35... Ne7 { [%eval 3.48] [%clk 0:01:08] } 36. Be3 { [%eval 3.38] [%clk 0:02:15] } 36... Qb2 { [%eval 3.16] [%clk 0:00:39] } 37. Re1?? { [%eval 0.56] } { Blunder. Rd1 was best. } { [%clk 0:00:55] } 37... Nf5 { [%eval 0.41] [%clk 0:00:53] } 38. Bc5 { [%eval 0.05] [%clk 0:00:37] } 38... Nd4 { [%eval 0.04] [%clk 0:00:42] } 39. Bxd4 { [%eval 0.0] [%clk 0:00:52] } 39... exd4 { [%eval 0.0] [%clk 0:01:07] } 40. Rxe6 { [%eval 0.0] [%clk 0:30:39] } 40... Qxf2+ { [%eval 0.0] [%clk 0:31:32] } 41. Kh1 { [%eval 0.0] [%clk 0:31:06] } 41... Qxf3+ { [%eval 0.0] [%clk 0:18:26] } 42. Kg1 { [%eval 0.0] [%clk 0:30:57] } 42... Qg3+ { [%eval 0.0] [%clk 0:18:41] } 43. Kf1 { [%eval 0.0] [%clk 0:31:24] } 43... Qxh3+ { [%eval 0.0] [%clk 0:18:55] } 44. Ke1 { [%eval 0.0] [%clk 0:27:18] } 44... fxe6 { [%eval 0.0] [%clk 0:18:33] } 45. cxd4 { [%eval 0.0] [%clk 0:19:46] } 45... Qe3+ { [%eval 0.0] [%clk 0:13:46] } 46. Kd1 { [%eval -0.04] [%clk 0:17:52] } 46... h4 { [%eval 0.0] [%clk 0:10:36] } 47. b6 { [%eval 0.0] [%clk 0:18:14] } 47... h3 { [%eval 0.0] [%clk 0:04:47] } 48. Qc8+?? { [%eval -2.59] } { Blunder. Kc2 was best. } { [%clk 0:16:25] } 48... Kg7 { [%eval -2.52] [%clk 0:04:57] } 49. Qc7+ { [%eval -2.68] [%clk 0:16:39] } 49... Kf6 { [%eval -2.82] [%clk 0:05:15] } 50. b7 { [%eval -3.02] [%clk 0:16:10] } 50... h2 { [%eval -2.79] [%clk 0:03:44] } 51. Qxh2 { [%eval -2.95] [%clk 0:16:28] } 51... Qxd4+ { [%eval -3.13] [%clk 0:01:24] } 52. Qd2 { [%eval -3.09] [%clk 0:15:36] } 52... Qa4+ { [%eval -3.0] [%clk 0:01:30] } 53. Ke2 { [%eval -2.93] [%clk 0:10:08] } 53... Qe4+ { [%eval -2.98] [%clk 0:01:30] } 54. Kf2 { [%eval -3.24] [%clk 0:10:36] } 54... Qxb7 { [%eval -3.04] [%clk 0:01:48] } 55. Qd8+ { [%eval -3.69] [%clk 0:11:03] } 55... Kg7 { [%eval -3.36] [%clk 0:00:45] } 56. Qd4+ { [%eval -3.24] [%clk 0:11:29] } 56... Kf7 { [%eval -3.24] [%clk 0:00:54] } 57. Qf4+ { [%eval -3.22] [%clk 0:11:25] } 57... Kg8 { [%eval -2.87] [%clk 0:01:13] } 58. Qg5 { [%eval -3.51] [%clk 0:09:07] } 58... Qb2+ { [%eval -3.38] [%clk 0:00:58] } 59. Kg3 { [%eval -3.73] [%clk 0:09:20] } 59... Qc3+ { [%eval -3.73] [%clk 0:01:12] } 60. Kg2 { [%eval -3.72] [%clk 0:09:41] } 60... Qc2+ { [%eval -3.57] [%clk 0:01:20] } 61. Kg1 { [%eval -3.44] [%clk 0:09:39] } 61... Qd1+ { [%eval -3.81] [%clk 0:01:25] } 62. Kf2 { [%eval -3.51] [%clk 0:09:54] } 62... Qd3 { [%eval -3.21] [%clk 0:01:08] } 63. Qe7 { [%eval -3.1] [%clk 0:10:15] } 63... Qf5+ { [%eval -2.83] [%clk 0:01:22] } 64. Kg3?! { [%eval -3.91] } { Inaccuracy. Ke3 was best. } { [%clk 0:10:24] } 64... Qf7 { [%eval -3.91] [%clk 0:00:39] } 65. Qd6 { [%eval -3.91] [%clk 0:10:34] } 65... Kh7 { [%eval -3.82] [%clk 0:00:49] } 66. Qd8 { [%eval -3.45] [%clk 0:10:50] } 66... e5 { [%eval -4.06] [%clk 0:00:46] } 67. Qh4+ { [%eval -4.0] [%clk 0:09:27] } 67... Kg7 { [%eval -3.88] [%clk 0:01:12] } 68. Qg5 { [%eval -3.6] [%clk 0:09:50] } 68... Qf6 { [%eval -3.38] [%clk 0:01:23] } 69. Qd2?! { [%eval -4.81] } { Inaccuracy. Qc1 was best. } { [%clk 0:09:59] } 69... Qe7 { [%eval -4.11] [%clk 0:01:22] } 70. Qd5 { [%eval -4.67] [%clk 0:09:29] } 70... Qg5+ { [%eval -4.5] [%clk 0:01:27] } 71. Kh3 { [%eval -4.02] [%clk 0:09:19] } 71... Qe3+ { [%eval -5.34] [%clk 0:01:24] } 72. Kg2 { [%eval -4.77] [%clk 0:09:09] } 72... Qd4 { [%eval -4.72] [%clk 0:01:09] } 73. Qe6 { [%eval -4.89] [%clk 0:09:27] } 73... Qe4+ { [%eval -4.66] [%clk 0:01:19] } 74. Kg3 { [%eval -5.59] [%clk 0:09:33] } 74... Qf4+ { [%eval -5.59] [%clk 0:01:42] } 75. Kg2 { [%eval -5.55] [%clk 0:10:00] } 75... e4 { [%eval -5.57] [%clk 0:01:08] } 76. Qe7+ { [%eval -5.58] [%clk 0:09:53] } 76... Kh6 { [%eval -5.54] [%clk 0:01:29] } 77. Qe8 { [%eval -5.48] [%clk 0:10:04] } 77... Kg5 { [%eval -5.51] [%clk 0:00:53] } 78. Qe7+ { [%eval -5.74] [%clk 0:09:12] } 78... Kg4 { [%eval -5.57] [%clk 0:01:16] } 79. Qe6+ { [%eval -6.01] [%clk 0:09:09] } 79... Qf5 { [%eval -5.58] [%clk 0:01:38] } 80. Qe8 { [%eval -6.01] [%clk 0:09:17] } 80... Qf3+ { [%eval -5.9] [%clk 0:01:10] } 81. Kh2 { [%eval -5.57] [%clk 0:09:26] } 81... Qf4+ { [%eval -7.53] [%clk 0:00:49] } 82. Kg2 { [%eval -5.75] [%clk 0:09:39] } 82... g5 { [%eval -5.56] [%clk 0:00:39] } 83. Qe6+?! { [%eval -8.53] } { Inaccuracy. Qd7+ was best. } { [%clk 0:09:59] } 83... Qf5 { [%eval -6.23] [%clk 0:01:07] } 84. Qe7?? { [%eval #-27] } { Checkmate is now unavoidable. Qb6 was best. } { [%clk 0:09:41] } 84... Kh4?? { [%eval -5.49] } { Lost forced checkmate sequence. Qf3+ was best. } { [%clk 0:00:37] } 85. Qd8?? { [%eval #-26] } { Checkmate is now unavoidable. Qa3 was best. } { [%clk 0:09:28] } 85... Qf3+ { [%eval #-35] [%clk 0:01:02] } 86. Kh2 { [%eval #-32] [%clk 0:09:27] } 86... Qf2+ { [%eval #-41] [%clk 0:01:01] } 87. Kh1 { [%eval #-43] [%clk 0:09:52] } 87... Qf1+ { [%eval #-44] [%clk 0:01:20] } 88. Kh2 { [%eval -12.03] [%clk 0:10:19] } 88... Qh3+ { [%eval -11.38] [%clk 0:01:41] } 89. Kg1 { [%eval #-40] [%clk 0:10:42] } 89... Qe3+ { [%eval #-40] [%clk 0:01:40] } 90. Kg2 { [%eval -11.54] [%clk 0:10:47] } 90... Qe2+ { [%eval -9.83] [%clk 0:01:45] } 91. Kh1 { [%eval -8.53] [%clk 0:10:03] } 91... Qd3 { [%eval -8.39] [%clk 0:00:58] } 92. Qh8+ { [%eval -8.38] [%clk 0:08:57] } 92... Kg4 { [%eval -8.1] [%clk 0:01:24] } 93. Qc8+ { [%eval -6.93] [%clk 0:09:15] } 93... Kf4 { [%eval -5.49] [%clk 0:01:49] } 94. Qf8+?? { [%eval #-38] } { Checkmate is now unavoidable. Qg8 was best. } { [%clk 0:07:53] } 94... Kg3 { [%eval #-40] [%clk 0:01:45] } 95. Qb8+ { [%eval -11.64] [%clk 0:08:12] } 95... Kf3 { [%eval -9.31] [%clk 0:02:04] } 96. Qf8+ { [%eval -5.49] [%clk 0:08:21] } 96... Ke2 { [%eval -6.19] [%clk 0:02:19] } 97. Qg7?? { [%eval #-18] } { Checkmate is now unavoidable. Kg2 was best. } { [%clk 0:07:42] } 97... Qf3+ { [%eval #-19] [%clk 0:02:01] } 98. Kg1 { [%eval #-17] [%clk 0:07:34] } 98... Qf1+ { [%eval #-20] [%clk 0:02:10] } 99. Kh2 { [%eval #-18] [%clk 0:07:59] } 99... Qf4+ { [%eval #-17] [%clk 0:02:36] } 100. Kg2 { [%eval #-16] [%clk 0:07:12] } 100... Qg4+ { [%eval #-15] [%clk 0:02:52] } 101. Kh2 { [%eval #-15] [%clk 0:06:49] } 101... Kf3 { [%eval #-14] [%clk 0:01:52] } 102. Qc3+ { [%eval #-14] [%clk 0:06:03] } 102... e3 { [%eval #-13] [%clk 0:02:13] } 103. Qc6+ { [%eval #-13] [%clk 0:02:06] } 103... Qe4 { [%eval #-13] [%clk 0:02:37] } 0-1