Event: TCEC Cup 15 Semifinal
Site: https://tcec-chess.com
Date: 2025-06-17
White: LCZero 0.31-dag-c5f4683-BT4-6147500-it332
WhiteTitle: BOT
WhiteElo: 3693
Black: Obsidian dev-16.07
BlackTitle: BOT
BlackElo: 3640
Result: 1-0
ECO: D02
Opening: Queen's Pawn Game: Zukertort Variation
Variant: Standard
TimeControl: 1800+3
Termination: White mates

1. d4 { [%eval 0.17] [%clk 0:30:00] } 1... d5 { [%eval 0.2] [%clk 0:30:00] } 2. Nf3 { [%eval 0.08] [%clk 0:30:00] } 2... Bf5 { [%eval 0.34] [%clk 0:30:00] } 3. c4 { [%eval 0.39] [%clk 0:30:00] } 3... e6 { [%eval 0.47] [%clk 0:30:00] } 4. Qb3 { [%eval 0.26] [%clk 0:30:00] } 4... Nc6 { [%eval 0.39] [%clk 0:30:00] } 5. Bd2 { [%eval 0.25] [%clk 0:30:00] } 5... dxc4 { [%eval 0.6] [%clk 0:30:00] } 6. Qxb7 { [%eval 0.57] [%clk 0:30:00] } 6... Nge7 { [%eval 1.1] [%clk 0:30:00] } 7. Qa6 { [%eval 0.7] [%clk 0:27:40] } 7... Qd7 { [%eval 0.83] [%clk 0:28:40] } 8. e3 { [%eval 0.93] [%clk 0:27:27] } 8... Nd5 { [%eval 0.93] [%clk 0:26:10] } 9. a3 { [%eval 0.86] [%clk 0:27:09] } 9... Rb8 { [%eval 0.63] [%clk 0:25:16] } 10. Nc3 { [%eval 0.68] [%clk 0:26:53] } 10... Rxb2 { [%eval 0.99] [%clk 0:24:31] } 11. Na4 { [%eval 1.08] [%clk 0:26:35] } 11... Bxa3 { [%eval 0.98] [%clk 0:23:56] } 12. Nxb2 { [%eval 1.01] [%clk 0:26:35] } 12... Bxb2 { [%eval 1.16] [%clk 0:23:10] } 13. Ra4 { [%eval 1.01] [%clk 0:26:36] } 13... Nb6 { [%eval 0.83] [%clk 0:22:42] } 14. Bxc4 { [%eval 1.11] [%clk 0:26:15] } 14... Nb8 { [%eval 0.94] [%clk 0:21:45] } 15. Qb5 { [%eval 1.14] [%clk 0:26:16] } 15... Qxb5 { [%eval 0.95] [%clk 0:20:47] } 16. Bxb5+ { [%eval 1.02] [%clk 0:26:16] } 16... c6 { [%eval 1.01] [%clk 0:20:13] } 17. Rb4 { [%eval 0.95] [%clk 0:22:27] } 17... cxb5 { [%eval 1.11] [%clk 0:19:45] } 18. Rxb2 { [%eval 1.1] [%clk 0:22:26] } 18... a6 { [%eval 0.73] [%clk 0:19:26] } 19. O-O { [%eval 1.02] [%clk 0:22:25] } 19... f6 { [%eval 1.0] [%clk 0:18:10] } 20. Ra1 { [%eval 0.91] [%clk 0:22:24] } 20... Kd7 { [%eval 0.86] [%clk 0:17:41] } 21. Rba2 { [%eval 0.83] [%clk 0:22:23] } 21... Rc8 { [%eval 1.02] [%clk 0:16:39] } 22. Be1 { [%eval 0.79] [%clk 0:22:22] } 22... Na4 { [%eval 0.87] [%clk 0:15:57] } 23. h4 { [%eval 0.91] [%clk 0:22:21] } 23... Nc6 { [%eval 0.9] [%clk 0:14:09] } 24. Rc1 { [%eval 0.92] [%clk 0:22:20] } 24... Bg6 { [%eval 0.95] [%clk 0:13:50] } 25. Ra3 { [%eval 0.91] [%clk 0:16:40] } 25... Bh5 { [%eval 0.84] [%clk 0:13:12] } 26. Nh2 { [%eval 0.85] [%clk 0:16:39] } 26... Ne7 { [%eval 0.77] [%clk 0:12:07] } 27. Rxc8 { [%eval 0.9] [%clk 0:16:38] } 27... Kxc8 { [%eval 0.82] [%clk 0:11:51] } 28. Bb4 { [%eval 0.87] [%clk 0:16:38] } 28... Nd5 { [%eval 0.91] [%clk 0:11:29] } 29. Bf8 { [%eval 0.97] [%clk 0:16:37] } 29... f5 { [%eval 0.87] [%clk 0:08:39] } 30. Nf1 { [%eval 0.91] [%clk 0:16:36] } 30... Be8 { [%eval 0.95] [%clk 0:07:57] } 31. Nd2 { [%eval 0.89] [%clk 0:14:54] } 31... g6 { [%eval 0.92] [%clk 0:06:43] } 32. f3 { [%eval 1.05] [%clk 0:13:49] } 32... Kb7 { [%eval 1.04] [%clk 0:06:28] } 33. e4 { [%eval 1.01] [%clk 0:13:36] } 33... fxe4 { [%eval 0.94] [%clk 0:06:22] } 34. fxe4 { [%eval 0.96] [%clk 0:13:35] } 34... Ndc3 { [%eval 1.02] [%clk 0:06:16] } 35. Kf2 { [%eval 1.08] [%clk 0:13:35] } 35... a5 { [%eval 0.96] [%clk 0:05:39] } 36. Ke3 { [%eval 1.06] [%clk 0:10:02] } 36... b4 { [%eval 1.07] [%clk 0:04:44] } 37. Ra1 { [%eval 1.2] [%clk 0:10:01] } 37... Ka6 { [%eval 0.98] [%clk 0:04:18] } 38. Bd6 { [%eval 1.19] [%clk 0:10:00] } 38... h5 { [%eval 1.38] [%clk 0:03:18] } 39. Kf4 { [%eval 1.16] [%clk 0:10:00] } 39... Kb5 { [%eval 1.01] [%clk 0:02:54] } 40. Ke5 { [%eval 0.89] [%clk 0:09:57] } 40... Bd7 { [%eval 0.9] [%clk 0:02:31] } 41. Bc7 { [%eval 1.16] [%clk 0:09:20] } 41... Bc6 { [%eval 1.77] [%clk 0:02:30] } 42. Re1 { [%eval 1.62] [%clk 0:09:12] } 42... Bd7?! { [%eval 2.3] } { Inaccuracy. Bb7 was best. } { [%clk 0:02:27] } 43. Rf1 { [%eval 0.93] [%clk 0:08:01] } 43... Nb2 { [%eval 0.39] [%clk 0:02:11] } 44. Rf8 { [%eval 0.51] [%clk 0:07:47] } 44... Ka6?? { [%eval 2.79] } { Blunder. Nc4+ was best. } { [%clk 0:01:41] } 45. Rb8 { [%eval 2.68] [%clk 0:06:45] } 45... Nb5 { [%eval 3.29] [%clk 0:01:29] } 46. Bb6 { [%eval 3.25] [%clk 0:06:21] } 46... Nd3+ { [%eval 3.24] [%clk 0:01:26] } 47. Kf6 { [%eval 3.26] [%clk 0:06:24] } 47... Bc6 { [%eval 3.16] [%clk 0:01:21] } 48. d5 { [%eval 3.05] [%clk 0:05:39] } 48... exd5 { [%eval 3.12] [%clk 0:01:15] } 49. e5 { [%eval 3.22] [%clk 0:05:39] } 49... a4 { [%eval 3.2] [%clk 0:01:08] } 50. e6 { [%eval 3.02] [%clk 0:05:24] } 50... b3 { [%eval 3.2] [%clk 0:01:05] } 51. Bg1 { [%eval 3.22] [%clk 0:05:15] } 51... d4 { [%eval 3.24] [%clk 0:01:05] } 52. e7 { [%eval 3.13] [%clk 0:04:59] } 52... Nf4 { [%eval 3.25] [%clk 0:00:51] } 53. Ra8+ { [%eval 3.43] [%clk 0:04:12] } 53... Kb7 { [%eval 3.44] [%clk 0:00:49] } 54. Rxa4 { [%eval 3.44] [%clk 0:03:53] } 54... Nd5+ { [%eval 3.37] [%clk 0:00:42] } 55. Kxg6 { [%eval 3.57] [%clk 0:03:37] } 55... d3 { [%eval 4.07] [%clk 0:00:20] } 56. Kxh5 { [%eval 4.18] [%clk 0:02:22] } 56... Be8+ { [%eval 4.27] [%clk 0:00:09] } 57. Kh6 { [%eval 4.07] [%clk 0:01:37] } 57... b2 { [%eval 4.32] [%clk 0:00:04] } 58. Ra2 { [%eval 4.23] [%clk 0:01:19] } 58... b1=Q { [%eval 4.46] [%clk 0:00:03] } 59. Nxb1 { [%eval 4.41] [%clk 0:01:13] } 59... Kc6 { [%eval 4.51] [%clk 0:00:03] } 60. g4 { [%eval 4.42] [%clk 0:00:49] } 60... Nxe7 { [%eval 4.59] [%clk 0:00:03] } 61. h5 { [%eval 4.59] [%clk 0:00:43] } 61... Nc7 { [%eval 4.69] [%clk 0:00:05] } 62. Kg5 { [%eval 4.76] [%clk 0:00:37] } 62... Ned5 { [%eval 4.87] [%clk 0:00:04] } 63. h6 { [%eval 4.77] [%clk 0:00:33] } 63... Ne6+ { [%eval 4.84] [%clk 0:00:06] } 64. Kf5 { [%eval 4.86] [%clk 0:00:32] } 64... Nf8 { [%eval 4.81] [%clk 0:00:07] } 65. Ra6+ { [%eval 4.84] [%clk 0:00:27] } 65... Kb5 { [%eval 5.07] [%clk 0:00:05] } 66. Ra8 { [%eval 5.07] [%clk 0:00:22] } 66... Bd7+ { [%eval 5.96] [%clk 0:00:04] } 67. Ke5 { [%eval 5.12] [%clk 0:00:22] } 67... Nh7 { [%eval 6.01] [%clk 0:00:03] } 68. Rh8 { [%eval 6.41] [%clk 0:00:18] } 68... Ndf6 { [%eval 6.08] [%clk 0:00:03] } 69. g5 { [%eval 5.61] [%clk 0:00:18] } 69... Bh3?! { [%eval 8.97] } { Inaccuracy. Ng4+ was best. } { [%clk 0:00:03] } 70. gxf6 { [%eval 8.88] [%clk 0:00:17] } 70... Ng5 { [%eval 8.11] [%clk 0:00:05] } 71. Rg8 { [%eval 7.36] [%clk 0:00:14] } 71... Nf3+?! { [%eval 13.29] } { Inaccuracy. Nf7+ was best. } { [%clk 0:00:06] } 72. Kd5 { [%eval 15.88] [%clk 0:00:12] } 72... d2 { [%eval 14.56] [%clk 0:00:06] } 73. Nxd2 { [%eval 12.61] [%clk 0:00:12] } 73... Ne1?! { [%eval #8] } { Checkmate is now unavoidable. Nxd2 was best. } { [%clk 0:00:07] } 74. f7 { [%eval #7] [%clk 0:00:10] } 74... Bg2+ { [%eval #7] [%clk 0:00:09] } 75. Rxg2 { [%eval #6] [%clk 0:00:13] } 75... Nc2 { [%eval #6] [%clk 0:00:12] } 76. Rg4 { [%eval #5] [%clk 0:00:16] } 76... Nb4+ { [%eval #5] [%clk 0:00:15] } 77. Rxb4+ { [%eval #5] [%clk 0:00:19] } 77... Kxb4 { [%eval #5] [%clk 0:00:18] } 78. Bd4 { [%clk 0:00:22] } 78... Ka5 { [%clk 0:00:21] } 79. f8=Q { [%clk 0:00:25] } 79... Kb5 { [%clk 0:00:24] } 80. Qb8+ { [%clk 0:00:28] } 80... Ka5 { [%clk 0:00:26] } 81. Kc5 { [%clk 0:00:31] } 81... Ka4 { [%clk 0:00:29] } 82. Qb4# { [%clk 0:00:34] } 1-0