Event: 2025年全国国际象棋青少年锦标赛（团体）
Site: https://lichess.org/broadcast/2025-chinese-youth-team-championship---b14/round-9/bRQ4Oo0k/ug1vyH2t
White: Feng, Yusheng
WhiteElo: 1810
Black: Liu, Chenyuan
BlackElo: 1730
Result: 1/2-1/2
ECO: B90
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard
TimeControl: 60+30

1. e4 { [%eval 0.18] [%clk 1:00:58] } 1... c5 { [%eval 0.24] [%clk 1:00:54] } 2. Nf3 { [%eval 0.2] [%clk 1:01:24] } 2... d6 { [%eval 0.31] [%clk 1:01:18] } 3. d4 { [%eval 0.22] [%clk 1:01:49] } 3... cxd4 { [%eval 0.19] [%clk 1:01:43] } 4. Nxd4 { [%eval 0.18] [%clk 1:02:17] } 4... Nf6 { [%eval 0.31] [%clk 1:02:06] } 5. Nc3 { [%eval 0.32] [%clk 1:02:46] } 5... a6 { [%eval 0.25] [%clk 1:02:30] } 6. Nb3 { [%eval 0.0] [%clk 1:03:06] } 6... e6 { [%eval 0.06] [%clk 1:00:44] } 7. g4 { [%eval 0.0] [%clk 1:03:05] } 7... Be7 { [%eval 0.46] [%clk 0:54:23] } 8. Bg2 { [%eval -0.07] [%clk 1:03:12] } 8... Nc6 { [%eval -0.03] [%clk 0:52:33] } 9. Qe2 { [%eval -0.22] [%clk 1:03:02] } 9... Qc7 { [%eval 0.12] [%clk 0:50:00] } 10. g5 { [%eval 0.0] [%clk 1:01:51] } 10... Nd7 { [%eval -0.1] [%clk 0:49:35] } 11. f4 { [%eval -0.03] [%clk 1:02:15] } 11... b5 { [%eval 0.12] [%clk 0:46:59] } 12. a3 { [%eval -0.36] [%clk 0:59:05] } 12... Nc5?! { [%eval 0.32] } { Inaccuracy. Rb8 was best. } { [%clk 0:45:17] } 13. Be3 { [%eval 0.13] [%clk 0:56:36] } 13... Bb7 { [%eval 0.41] [%clk 0:41:53] } 14. O-O { [%eval 0.5] [%clk 0:44:30] } 14... O-O-O?! { [%eval 1.32] } { Inaccuracy. h6 was best. } { [%clk 0:38:19] } 15. Nd2 { [%eval 1.13] [%clk 0:42:37] } 15... Kb8?! { [%eval 2.08] } { Inaccuracy. h6 was best. } { [%clk 0:33:05] } 16. b4 { [%eval 2.05] [%clk 0:39:29] } 16... Nd7 { [%eval 2.19] [%clk 0:33:11] } 17. Nd1? { [%eval 0.95] } { Mistake. Rfb1 was best. } { [%clk 0:35:33] } 17... Rc8?! { [%eval 1.93] } { Inaccuracy. d5 was best. } { [%clk 0:27:32] } 18. Nb2?! { [%eval 0.9] } { Inaccuracy. c4 was best. } { [%clk 0:34:45] } 18... Nb6?? { [%eval 2.83] } { Blunder. h6 was best. } { [%clk 0:26:20] } 19. c4?! { [%eval 1.67] } { Inaccuracy. a4 was best. } { [%clk 0:31:45] } 19... bxc4 { [%eval 1.96] [%clk 0:26:05] } 20. Nbxc4?! { [%eval 0.96] } { Inaccuracy. Qf2 was best. } { [%clk 0:31:57] } 20... Nxc4 { [%eval 1.05] [%clk 0:26:12] } 21. Qxc4 { [%eval 0.83] [%clk 0:27:04] } 21... Na7 { [%eval 0.86] [%clk 0:25:26] } 22. Qe2 { [%eval 0.77] [%clk 0:25:15] } 22... Qc3?! { [%eval 1.89] } { Inaccuracy. Nb5 was best. } { [%clk 0:22:36] } 23. a4 { [%eval 1.86] [%clk 0:19:28] } 23... Nc6 { [%eval 1.79] [%clk 0:20:50] } 24. Rab1?! { [%eval 0.66] } { Inaccuracy. b5 was best. } { [%clk 0:15:43] } 24... Nd4 { [%eval 0.71] [%clk 0:16:28] } 25. Qf2 { [%eval 0.75] [%clk 0:16:10] } 25... e5 { [%eval 0.82] [%clk 0:15:56] } 26. fxe5?! { [%eval 0.0] } { Inaccuracy. Nf3 was best. } { [%clk 0:10:19] } 26... dxe5 { [%eval 0.0] [%clk 0:16:20] } 27. b5 { [%eval -0.04] [%clk 0:09:48] } 27... a5 { [%eval -0.07] [%clk 0:13:56] } 28. Rfc1? { [%eval -1.23] } { Mistake. Bxd4 was best. } { [%clk 0:08:39] } 28... Qxc1+ { [%eval -1.23] [%clk 0:10:11] } 29. Rxc1 { [%eval -1.26] [%clk 0:09:08] } 29... Rxc1+ { [%eval -1.24] [%clk 0:10:39] } 30. Nf1 { [%eval -0.92] [%clk 0:09:37] } 30... Rc7? { [%eval 0.42] } { Mistake. Bc5 was best. } { [%clk 0:08:55] } 31. b6 { [%eval 0.48] [%clk 0:07:42] } 31... Rd7 { [%eval 0.35] [%clk 0:06:51] } 32. Qxf7 { [%eval 0.0] [%clk 0:05:19] } 32... Rf8 { [%eval 0.0] [%clk 0:05:50] } 33. Qc4 { [%eval 0.0] [%clk 0:05:48] } 33... Rc8 { [%eval 0.0] [%clk 0:04:37] } 34. Qf7 { [%eval 0.0] [%clk 0:05:31] } 34... Rf8 { [%eval 0.0] [%clk 0:04:25] } 35. Qc4 { [%eval 0.0] [%clk 0:05:14] } 35... Rc8 { [%eval 0.0] [%clk 0:04:31] } 36. Qa2 { [%eval -0.51] [%clk 0:02:33] } 36... Rf8?! { [%eval 0.37] } { Inaccuracy. Bd8 was best. } { [%clk 0:03:42] } 37. h4 { [%eval 0.0] [%clk 0:01:16] } 37... Bc5 { [%eval 0.0] [%clk 0:03:46] } 38. Qb2?? { [%eval -1.7] } { Blunder. Kh1 was best. } { [%clk 0:01:06] } 38... Rd6?! { [%eval -0.57] } { Inaccuracy. Ba6 was best. } { [%clk 0:03:36] } 39. Kh1 { [%eval -0.47] [%clk 0:00:39] } 39... Rxb6 { [%eval -0.62] [%clk 0:02:51] } 40. Qc3?! { [%eval -1.27] } { Inaccuracy. Qa2 was best. } { [%clk 0:00:38] } 40... Bb4 { [%eval -1.39] [%clk 0:02:57] } 41. Qc4 { [%eval -1.26] [%clk 0:00:40] } 41... Rd6?! { [%eval -0.47] } { Inaccuracy. Bd6 was best. } { [%clk 0:02:23] } 42. Ng3?? { [%eval -2.56] } { Blunder. Qa2 was best. } { [%clk 0:00:57] } 42... g6?! { [%eval -1.55] } { Inaccuracy. Rc6 was best. } { [%clk 0:02:17] } 43. Qa2?! { [%eval -2.79] } { Inaccuracy. Bg1 was best. } { [%clk 0:00:47] } 43... Bc8?? { [%eval -0.82] } { Blunder. Rc6 was best. } { [%clk 0:01:27] } 44. Ne2 { [%eval -0.82] [%clk 0:00:46] } 44... Nxe2?! { [%eval 0.0] } { Inaccuracy. Nf3 was best. } { [%clk 0:01:13] } 45. Qxe2 { [%eval 0.0] [%clk 0:01:15] } 45... Ba6 { [%eval 0.0] [%clk 0:01:41] } 46. Qb2 { [%eval 0.0] [%clk 0:01:27] } 46... Re6?! { [%eval 0.57] } { Inaccuracy. Re8 was best. } { [%clk 0:00:22] } 47. Bc5 { [%eval 0.76] [%clk 0:01:33] } 47... Rf4 { [%eval 0.81] [%clk 0:00:38] } 48. Bxb4 { [%eval 0.48] [%clk 0:02:00] } 48... axb4 { [%eval 0.68] [%clk 0:01:01] } 49. Qxb4+ { [%eval 0.84] [%clk 0:02:26] } 49... Bb7 { [%eval 0.73] [%clk 0:01:22] } 50. Qe1 { [%eval 0.32] [%clk 0:01:21] } 50... Ra6 { [%eval 0.35] [%clk 0:01:15] } 51. a5 { [%eval 0.02] [%clk 0:01:33] } 51... Rd6 { [%eval 0.31] [%clk 0:01:01] } 52. Kh2 { [%eval 0.29] [%clk 0:01:08] } 52... Rf7? { [%eval 1.59] } { Mistake. Ka8 was best. } { [%clk 0:00:39] } 53. Qb4? { [%eval 0.35] } { Mistake. Qc3 was best. } { [%clk 0:01:13] } 53... Re6?? { [%eval 3.27] } { Blunder. Rc6 was best. } { [%clk 0:00:45] } 54. Qb5?? { [%eval 0.51] } { Blunder. Qb3 was best. } { [%clk 0:00:59] } 54... Rc7 { [%eval 0.38] [%clk 0:00:41] } 55. a6 { [%eval 0.44] [%clk 0:00:43] } 55... Rxa6 { [%eval 0.52] [%clk 0:01:04] } 56. Qxe5 { [%eval 0.48] [%clk 0:01:12] } 56... Ra2 { [%eval 0.71] [%clk 0:01:02] } 57. Kg3 { [%eval 0.71] [%clk 0:01:25] } 57... Rc2 { [%eval 0.71] [%clk 0:01:18] } 58. Bf3 { [%eval 0.59] [%clk 0:01:35] } 58... Rc5 { [%eval 0.56] [%clk 0:01:25] } 59. Qe8+ { [%eval 0.56] [%clk 0:01:22] } 59... Rc8 { [%eval 0.59] [%clk 0:01:50] } 60. Qe7 { [%eval 0.56] [%clk 0:01:40] } 60... R8c7 { [%eval 0.56] [%clk 0:02:11] } 61. Qf8+ { [%eval 0.55] [%clk 0:01:58] } 61... Ka7 { [%eval 0.56] [%clk 0:02:23] } 62. Kf4 { [%eval 0.59] [%clk 0:02:06] } 62... Rc8 { [%eval 0.57] [%clk 0:02:15] } 63. Qf7 { [%eval 0.63] [%clk 0:02:25] } 63... R8c7 { [%eval 0.6] [%clk 0:02:33] } 64. Qa2+ { [%eval 0.62] [%clk 0:02:34] } 64... Kb8 { [%eval 0.6] [%clk 0:02:59] } 65. Qg8+ { [%eval 0.62] [%clk 0:01:50] } 65... Ka7 { [%eval 0.61] [%clk 0:03:23] } 66. h5 { [%eval 0.53] [%clk 0:02:00] } 66... gxh5 { [%eval 0.4] [%clk 0:03:35] } 67. Bxh5 { [%eval 0.06] [%clk 0:02:28] } 67... Re7 { [%eval 0.23] [%clk 0:03:32] } 68. Bf3 { [%eval 0.05] [%clk 0:02:39] } 68... Rce5 { [%eval 0.14] [%clk 0:03:14] } 69. Qc4 { [%eval 0.05] [%clk 0:02:49] } 69... R5e6 { [%eval 0.05] [%clk 0:03:28] } 70. Qc5+ { [%eval 0.05] [%clk 0:03:00] } 70... Kb8 { [%eval 0.05] [%clk 0:03:47] } 71. Qf5 { [%eval 0.0] [%clk 0:02:39] } 71... Kc7 { [%eval 0.08] [%clk 0:03:49] } 72. Qc5+ { [%eval 0.0] [%clk 0:02:52] } 72... Kd8 { [%eval 0.0] [%clk 0:04:04] } 73. Qd4+ { [%eval 0.0] [%clk 0:02:49] } 73... Kc7 { [%eval 0.0] [%clk 0:04:09] } 74. Qc3+ { [%eval 0.01] [%clk 0:02:10] } 74... Kd8 { [%eval 0.0] [%clk 0:04:20] } 75. Qa5+ { [%eval 0.0] [%clk 0:01:31] } 75... Ke8 { [%eval 0.0] [%clk 0:04:35] } 76. Bh5+ { [%eval 0.0] [%clk 0:01:00] } 76... Kf8 { [%eval 0.0] [%clk 0:05:01] } 77. Qd8+ { [%eval 0.0] [%clk 0:00:45] } 77... Kg7 { [%eval 0.0] [%clk 0:05:24] } 78. Qd4+ { [%eval 0.0] [%clk 0:01:00] } 78... Kg8 { [%eval 0.0] [%clk 0:05:45] } 79. Qd8+ { [%eval 0.0] [%clk 0:00:58] } 79... Kg7 { [%eval 0.0] [%clk 0:06:10] } 80. Qd4+ { [%eval 0.0] [%clk 0:01:05] } 80... Kg8 { [%eval 0.0] [%clk 0:06:36] } 81. Qd8+ { [%eval 0.0] [%clk 0:00:43] } 81... Kg7 { [%eval 0.0] [%clk 0:07:01] } 82. Qd4+ { [%eval 0.0] [%clk 0:00:41] } 82... Kg8 { [%eval 0.0] [%clk 0:07:28] } 1/2-1/2