Event: World Senior Team 2025 S65
Site: Prague, Czech Republic
Date: 2025-02-21
White: Lederman, Leon
WhiteTitle: IM
WhiteElo: 2198
Black: Sibilio, Mario
BlackTitle: FM
BlackElo: 2229
Result: 1/2-1/2
ECO: B09
Opening: Pirc Defense: Austrian Attack, Weiss Variation
Variant: Standard
TimeControl: 90min./40 + 30min. + 30s./move

1. e4 { [%eval 0.18] [%clk 1:30:55] } 1... d6 { [%eval 0.43] [%clk 1:30:54] } 2. d4 { [%eval 0.43] [%clk 1:31:21] } 2... Nf6 { [%eval 0.43] [%clk 1:31:16] } 3. Nc3 { [%eval 0.38] [%clk 1:31:49] } 3... g6 { [%eval 0.63] [%clk 1:31:38] } 4. f4 { [%eval 0.42] [%clk 1:32:11] } 4... Bg7 { [%eval 0.42] [%clk 1:31:52] } 5. Nf3 { [%eval 0.32] [%clk 1:32:34] } 5... O-O { [%eval 0.37] [%clk 1:32:12] } 6. Bd3 { [%eval 0.42] [%clk 1:33:00] } 6... Na6 { [%eval 0.78] [%clk 1:32:14] } 7. e5 { [%eval 0.35] [%clk 1:30:46] } 7... Ne8 { [%eval 0.79] [%clk 1:32:28] } 8. Ne4?! { [%eval -0.05] } { Inaccuracy. Bxa6 was best. } { [%clk 1:30:28] } 8... Nb4 { [%eval 0.28] [%clk 1:28:11] } 9. O-O { [%eval -0.11] [%clk 1:26:39] } 9... Bf5 { [%eval -0.16] [%clk 1:01:12] } 10. Nf2 { [%eval -0.11] [%clk 1:26:18] } 10... Nxd3 { [%eval -0.15] [%clk 0:58:34] } 11. Nxd3 { [%eval -0.11] [%clk 1:26:41] } 11... c5 { [%eval 0.19] [%clk 0:53:35] } 12. c3? { [%eval -1.25] } { Mistake. dxc5 was best. } { [%clk 1:13:55] } 12... cxd4 { [%eval -1.15] [%clk 0:53:10] } 13. cxd4 { [%eval -1.27] [%clk 1:14:18] } 13... Nc7 { [%eval -1.1] [%clk 0:53:15] } 14. Nf2 { [%eval -1.05] [%clk 1:14:03] } 14... Qd7 { [%eval -1.03] [%clk 0:51:39] } 15. Be3 { [%eval -1.24] [%clk 1:11:04] } 15... Nd5 { [%eval -1.41] [%clk 0:44:41] } 16. Qd2 { [%eval -1.51] [%clk 1:10:17] } 16... Rac8 { [%eval -1.43] [%clk 0:41:17] } 17. Rac1 { [%eval -1.85] [%clk 1:09:51] } 17... f6 { [%eval -1.29] [%clk 0:40:23] } 18. Rxc8 { [%eval -1.47] [%clk 1:00:04] } 18... Rxc8 { [%eval -1.42] [%clk 0:40:35] } 19. Rc1 { [%eval -1.54] [%clk 1:00:33] } 19... Rxc1+ { [%eval -1.34] [%clk 0:28:08] } 20. Qxc1 { [%eval -1.25] [%clk 1:00:55] } 20... Qc6 { [%eval -1.03] [%clk 0:27:25] } 21. Qxc6 { [%eval -0.92] [%clk 0:49:15] } 21... bxc6 { [%eval -0.94] [%clk 0:27:53] } 22. Bd2 { [%eval -0.96] [%clk 0:49:37] } 22... Bb1 { [%eval -0.86] [%clk 0:22:37] } 23. a3 { [%eval -0.77] [%clk 0:49:24] } 23... Kf7 { [%eval -0.78] [%clk 0:22:36] } 24. exd6 { [%eval -0.98] [%clk 0:43:59] } 24... exd6 { [%eval -0.97] [%clk 0:23:04] } 25. g4? { [%eval -2.29] } { Mistake. Kf1 was best. } { [%clk 0:36:43] } 25... Ke6 { [%eval -1.77] [%clk 0:21:27] } 26. Kg2 { [%eval -1.92] [%clk 0:36:09] } 26... Nb6 { [%eval -1.59] [%clk 0:20:14] } 27. Nd1 { [%eval -1.73] [%clk 0:35:31] } 27... Nc4? { [%eval -0.51] } { Mistake. Nd5 was best. } { [%clk 0:19:49] } 28. Nc3?! { [%eval -1.43] } { Inaccuracy. d5+ was best. } { [%clk 0:33:57] } 28... Bd3 { [%eval -1.46] [%clk 0:18:41] } 29. Bc1 { [%eval -1.36] [%clk 0:33:59] } 29... Nb6 { [%eval -1.17] [%clk 0:16:00] } 30. Ne1 { [%eval -1.35] [%clk 0:30:28] } 30... Bc4 { [%eval -1.32] [%clk 0:15:50] } 31. Kf2? { [%eval -2.7] } { Mistake. Nf3 was best. } { [%clk 0:28:59] } 31... f5 { [%eval -2.73] [%clk 0:15:10] } 32. gxf5+ { [%eval -2.71] [%clk 0:28:49] } 32... Kxf5 { [%eval -2.53] [%clk 0:14:51] } 33. Be3 { [%eval -2.52] [%clk 0:29:06] } 33... Bb3 { [%eval -2.03] [%clk 0:14:24] } 34. Nf3 { [%eval -1.84] [%clk 0:25:25] } 34... Nc4 { [%eval -1.88] [%clk 0:13:36] } 35. Bc1 { [%eval -1.85] [%clk 0:24:22] } 35... Bf6 { [%eval -1.78] [%clk 0:11:31] } 36. h3 { [%eval -1.97] [%clk 0:19:01] } 36... Nb6 { [%eval -1.74] [%clk 0:11:01] } 37. Be3 { [%eval -1.94] [%clk 0:13:13] } 37... a6 { [%eval -1.69] [%clk 0:06:31] } 38. Nd2 { [%eval -1.95] [%clk 0:12:03] } 38... Bd5 { [%eval -1.81] [%clk 0:04:13] } 39. b3 { [%eval -2.03] [%clk 0:04:24] } 39... Bh4+ { [%eval -1.81] [%clk 0:03:00] } 40. Kf1 { [%eval -1.87] [%clk 0:04:13] } 40... h5 { [%eval -2.05] [%clk 0:02:42] } 41. a4 { [%eval -1.76] [%clk 0:01:56] } 41... Ke6?! { [%eval -0.96] } { Inaccuracy. Bh1 was best. } { [%clk 0:01:28] } 42. Bf2?! { [%eval -1.85] } { Inaccuracy. a5 was best. } { [%clk 0:00:58] } 42... Bd8 { [%eval -1.84] [%clk 0:01:42] } 43. Be3 { [%eval -1.9] [%clk 0:28:09] } 43... Nd7? { [%eval -0.2] } { Mistake. Bh1 was best. } { [%clk 0:30:49] } 44. Kf2? { [%eval -1.4] } { Mistake. Nxd5 was best. } { [%clk 0:24:56] } 44... Ba5? { [%eval -0.23] } { Mistake. Bh1 was best. } { [%clk 0:30:03] } 45. Nxd5 { [%eval -0.31] [%clk 0:24:46] } 45... Kxd5 { [%eval -0.41] [%clk 0:29:44] } 46. Nc4? { [%eval -1.91] } { Mistake. Nf3 was best. } { [%clk 0:24:33] } 46... Bc7?? { [%eval -0.19] } { Blunder. Bc3 was best. } { [%clk 0:27:18] } 47. Ke2 { [%eval -0.2] [%clk 0:21:53] } 47... Ke4 { [%eval -0.16] [%clk 0:27:08] } 48. Nd2+ { [%eval -0.24] [%clk 0:22:18] } 48... Kf5 { [%eval -0.2] [%clk 0:27:25] } 49. d5?? { [%eval -2.37] } { Blunder. Kd3 was best. } { [%clk 0:21:01] } 49... cxd5?? { [%eval -0.18] } { Blunder. c5 was best. } { [%clk 0:27:38] } 50. b4 { [%eval -0.24] [%clk 0:21:20] } 50... d4 { [%eval -0.22] [%clk 0:27:28] } 51. Bxd4 { [%eval -0.18] [%clk 0:21:44] } 51... Kxf4 { [%eval -0.23] [%clk 0:27:50] } 52. b5?? { [%eval -2.29] } { Blunder. Bf2 was best. } { [%clk 0:21:36] } 52... axb5 { [%eval -2.15] [%clk 0:28:04] } 53. axb5 { [%eval -2.08] [%clk 0:22:05] } 53... d5?? { [%eval -0.08] } { Blunder. Kg3 was best. } { [%clk 0:26:18] } 54. Kf2 { [%eval -0.07] [%clk 0:18:50] } 54... Bb6 { [%eval 0.0] [%clk 0:25:09] } 55. Nb3 { [%eval 0.0] [%clk 0:13:12] } 55... g5 { [%eval 0.0] [%clk 0:22:09] } 56. Bxb6 { [%eval 0.0] [%clk 0:11:48] } 56... Nxb6 { [%eval 0.0] [%clk 0:22:08] } 57. Nd4 { [%eval 0.0] [%clk 0:12:15] } 57... Ke4 { [%eval 0.0] [%clk 0:17:04] } 58. Ne6 { [%eval 0.0] [%clk 0:12:37] } 58... Kf5 { [%eval 0.0] [%clk 0:17:03] } 59. Nd4+ { [%eval 0.0] [%clk 0:13:05] } 59... Ke5 { [%eval 0.0] [%clk 0:17:08] } 60. Nf3+ { [%eval 0.0] [%clk 0:13:21] } 60... Kf4 { [%eval 0.0] [%clk 0:17:32] } 61. Nd4 { [%eval 0.0] [%clk 0:13:38] } 61... g4 { [%eval 0.0] [%clk 0:17:23] } 62. Ne2+ { [%eval 0.0] [%clk 0:13:41] } 62... Kg5 { [%eval 0.0] [%clk 0:17:41] } 63. hxg4 { [%eval 0.0] [%clk 0:13:42] } 63... Kxg4 { [%eval 0.0] [%clk 0:18:03] } 64. Nd4 { [%eval 0.0] [%clk 0:13:21] } 64... Kf4 { [%eval 0.0] [%clk 0:18:07] } 65. Ne2+ { [%eval 0.0] [%clk 0:13:21] } 65... Ke5 { [%eval 0.0] [%clk 0:18:24] } 66. Kg3 { [%eval 0.0] [%clk 0:13:43] } 66... Ke4 { [%eval 0.0] [%clk 0:16:54] } 67. Nc3+ { [%eval 0.0] [%clk 0:08:36] } 67... Kf5 { [%eval 0.0] [%clk 0:17:16] } 68. Ne2 { [%eval 0.0] [%clk 0:05:57] } 68... Kg5 { [%eval 0.0] [%clk 0:14:49] } 69. Nd4 { [%eval 0.0] [%clk 0:05:10] } 69... Nc4 { [%eval 0.05] [%clk 0:14:58] } 70. Nf3+ { [%eval 0.0] [%clk 0:03:51] } 70... Kf5 { [%clk 0:11:04] } 71. Nd4+ { [%clk 0:04:11] } 71... Ke4 { [%clk 0:10:56] } 72. Nb3 { [%clk 0:02:53] } 72... Nb6 { [%clk 0:10:51] } 73. Kh4 { [%clk 0:03:03] } 73... Kd3 { [%clk 0:11:13] } 74. Kxh5 { [%clk 0:03:21] } 74... Kc4 { [%clk 0:11:36] } 75. Nd2+ { [%clk 0:02:46] } 75... Kxb5 { [%clk 0:11:59] } 76. Kg4 { [%clk 0:03:08] } 76... Nc4 { [%clk 0:11:56] } 77. Nf3 { [%clk 0:03:29] } 77... Kb4 { [%clk 0:12:11] } 78. Nd4 { [%clk 0:03:20] } 78... Kc3 { [%clk 0:11:00] } 79. Ne6 { [%clk 0:03:47] } 79... Ne5+ { [%clk 0:10:24] } 80. Kf4 { [%clk 0:03:52] } 80... d4 { [%clk 0:10:30] } 81. Nxd4 { [%clk 0:04:10] } 1/2-1/2