Event: \Boyi Cup\China Youth Chess International Open Tournament 2025(Group B)
Site: https://lichess.org/broadcast/boyi-cup--international-youth-open-2025--group-b/round-4/Bs7sUmUU/ZUAFz5RF
White: Yao, Zheyu
WhiteElo: 1505
Black: Sun, Yuchu
BlackElo: 0
Result: 0-1
ECO: B92
Opening: Sicilian Defense: Najdorf Variation, Opocensky Variation
Variant: Standard
TimeControl: 60+30

1. e4 { [%eval 0.18] [%clk 1:00:58] } 1... c5 { [%eval 0.25] [%clk 1:00:54] } 2. Nf3 { [%eval 0.2] [%clk 1:01:25] } 2... d6 { [%eval 0.31] [%clk 1:01:20] } 3. d4 { [%eval 0.22] [%clk 1:01:52] } 3... cxd4 { [%eval 0.19] [%clk 1:01:46] } 4. Nxd4 { [%eval 0.18] [%clk 1:02:17] } 4... Nf6 { [%eval 0.31] [%clk 1:02:12] } 5. Nc3 { [%eval 0.32] [%clk 1:02:42] } 5... a6 { [%eval 0.28] [%clk 1:02:37] } 6. Be2 { [%eval 0.14] [%clk 1:03:00] } 6... e5 { [%eval 0.14] [%clk 1:02:53] } 7. Nb3 { [%eval 0.09] [%clk 1:03:15] } 7... Be6 { [%eval 0.18] [%clk 1:03:20] } 8. Be3 { [%eval 0.24] [%clk 1:03:36] } 8... Be7 { [%eval 0.24] [%clk 1:03:44] } 9. Nd5 { [%eval 0.27] [%clk 1:03:48] } 9... Bxd5 { [%eval 0.41] [%clk 1:03:17] } 10. exd5 { [%eval 0.45] [%clk 1:04:11] } 10... Nbd7 { [%eval 0.49] [%clk 1:03:22] } 11. O-O { [%eval 0.39] [%clk 1:04:04] } 11... O-O { [%eval 0.49] [%clk 1:03:12] } 12. c4 { [%eval 0.09] [%clk 1:04:08] } 12... Rc8 { [%eval 0.44] [%clk 1:02:54] } 13. Rc1 { [%eval 0.35] [%clk 1:04:12] } 13... e4?! { [%eval 1.17] } { Inaccuracy. a5 was best. } { [%clk 0:46:44] } 14. Nd4 { [%eval 1.1] [%clk 1:03:46] } 14... Ne5 { [%eval 1.0] [%clk 0:46:27] } 15. b3 { [%eval 0.89] [%clk 1:03:38] } 15... Qd7 { [%eval 1.01] [%clk 0:42:48] } 16. h3 { [%eval 1.05] [%clk 1:03:33] } 16... Rfd8 { [%eval 1.31] [%clk 0:41:17] } 17. f4 { [%eval 1.04] [%clk 1:02:49] } 17... exf3 { [%eval 0.97] [%clk 0:38:29] } 18. Nxf3 { [%eval 1.21] [%clk 1:02:53] } 18... Qc7 { [%eval 1.11] [%clk 0:30:06] } 19. Qe1 { [%eval 1.0] [%clk 0:56:47] } 19... Re8 { [%eval 1.44] [%clk 0:27:17] } 20. Nd4? { [%eval 0.27] } { Mistake. Nxe5 was best. } { [%clk 0:55:51] } 20... Bf8? { [%eval 1.42] } { Mistake. g6 was best. } { [%clk 0:25:25] } 21. Qg3?! { [%eval 0.32] } { Inaccuracy. Rxf6 was best. } { [%clk 0:54:41] } 21... Ne4 { [%eval 0.24] [%clk 0:22:09] } 22. Qh4 { [%eval 0.31] [%clk 0:53:59] } 22... Ng6 { [%eval 0.31] [%clk 0:21:33] } 23. Qg4 { [%eval 0.29] [%clk 0:53:21] } 23... Nf6 { [%eval 0.37] [%clk 0:20:43] } 24. Qf3 { [%eval 0.69] [%clk 0:53:17] } 24... Qe7 { [%eval 0.95] [%clk 0:20:44] } 25. Nf5?! { [%eval 0.16] } { Inaccuracy. Bg5 was best. } { [%clk 0:52:36] } 25... Qe4 { [%eval 0.14] [%clk 0:17:29] } 26. Qxe4 { [%eval 0.21] [%clk 0:51:30] } 26... Nxe4 { [%eval 0.18] [%clk 0:17:31] } 27. Bd3 { [%eval 0.2] [%clk 0:51:12] } 27... Ng3 { [%eval 0.25] [%clk 0:14:13] } 28. Rf3 { [%eval 0.28] [%clk 0:51:20] } 28... Nxf5 { [%eval 0.3] [%clk 0:13:56] } 29. Bxf5 { [%eval 0.43] [%clk 0:51:42] } 29... Rb8?! { [%eval 1.25] } { Inaccuracy. Ne5 was best. } { [%clk 0:13:31] } 30. Ba7? { [%eval 0.04] } { Mistake. Bxg6 was best. } { [%clk 0:50:35] } 30... Ra8?! { [%eval 1.07] } { Inaccuracy. Ne5 was best. } { [%clk 0:13:54] } 31. Bd4?! { [%eval -0.02] } { Inaccuracy. Bxg6 was best. } { [%clk 0:49:38] } 31... Nh4 { [%eval 0.02] [%clk 0:13:09] } 32. Rf4 { [%eval 0.05] [%clk 0:49:38] } 32... Nxf5 { [%eval 0.05] [%clk 0:13:08] } 33. Rxf5 { [%eval 0.08] [%clk 0:49:59] } 33... g6 { [%eval 0.0] [%clk 0:13:27] } 34. Rf2 { [%eval -0.01] [%clk 0:49:41] } 34... Re4 { [%eval 0.02] } 35. Bb2?? { [%eval -3.39] } { Blunder. Bb6 was best. } { [%clk 0:48:30] } 35... Bh6 { [%eval -3.21] [%clk 0:14:15] } 36. Rcc2 { [%eval -3.44] [%clk 0:47:17] } 36... Be3 { [%eval -3.42] [%clk 0:14:12] } 37. Kh2 { [%eval -3.85] [%clk 0:47:18] } 37... Bxf2 { [%eval -4.11] [%clk 0:13:57] } 38. Rxf2 { [%eval -3.99] [%clk 0:47:41] } 38... b5 { [%eval -4.1] [%clk 0:14:00] } 39. cxb5 { [%eval -4.1] [%clk 0:44:48] } 39... axb5 { [%eval -4.08] [%clk 0:14:26] } 40. Bf6 { [%eval -4.2] [%clk 0:44:25] } 40... Rae8 { [%eval -4.05] [%clk 0:13:55] } 41. Rf3 { [%eval -4.61] [%clk 0:44:31] } 41... b4 { [%eval -4.53] [%clk 0:13:52] } 42. h4 { [%eval -4.59] [%clk 0:43:30] } 42... h5 { [%eval -4.57] [%clk 0:13:17] } 43. Kg1 { [%eval -4.83] [%clk 0:42:42] } 43... Re1+ { [%eval -4.87] [%clk 0:12:38] } 44. Kh2 { [%eval -4.75] [%clk 0:43:04] } 44... R1e2 { [%eval -4.2] [%clk 0:12:34] } 45. Rf4 { [%eval -4.91] [%clk 0:42:40] } 45... R8e4 { [%eval -5.07] [%clk 0:12:45] } 46. Rf1 { [%eval -4.91] [%clk 0:42:39] } 46... Rc2 { [%eval -4.92] [%clk 0:12:40] } 47. Kh3 { [%eval -5.07] [%clk 0:42:12] } 47... Re3+ { [%eval -5.09] [%clk 0:12:41] } 48. g3?! { [%eval -6.74] } { Inaccuracy. Kh2 was best. } { [%clk 0:42:20] } 48... Ree2 { [%eval -6.64] [%clk 0:12:58] } 49. Rh1 { [%eval -6.1] [%clk 0:41:55] } 49... Rxa2 { [%eval -6.39] [%clk 0:13:20] } 50. Bg5 { [%eval -6.33] [%clk 0:41:59] } 50... Rab2 { [%eval -5.85] [%clk 0:13:34] } 51. Bf4 { [%eval -6.27] [%clk 0:42:01] } 51... Rxb3 { [%eval -6.23] [%clk 0:12:34] } 52. Bxd6 { [%eval -6.41] [%clk 0:42:19] } 52... Rbb2 { [%eval -6.63] [%clk 0:12:22] } 53. Bf4 { [%eval -6.85] [%clk 0:42:16] } 53... Kf8 { [%eval -6.92] [%clk 0:11:58] } 54. d6 { [%eval -6.84] [%clk 0:42:17] } 54... Ke8 { [%eval -6.89] [%clk 0:12:20] } 55. g4 { [%eval -9.46] [%clk 0:41:33] } 55... Rb3+ { [%eval -8.83] [%clk 0:12:36] } 56. Bg3 { [%eval -8.27] [%clk 0:41:52] } 56... Ree3 { [%eval -7.88] [%clk 0:12:55] } 57. Rg1? { [%eval #-18] } { Checkmate is now unavoidable. Kh2 was best. } { [%clk 0:41:46] } 57... hxg4+? { [%eval -8.09] } { Lost forced checkmate sequence. Rxg3+ was best. } { [%clk 0:13:22] } 58. Kxg4? { [%eval #-15] } { Checkmate is now unavoidable. Kh2 was best. } { [%clk 0:42:08] } 58... Rxg3+ { [%eval #-14] [%clk 0:13:45] } 59. Rxg3 { [%eval #-14] [%clk 0:42:26] } 59... Rxg3+ { [%eval #-13] [%clk 0:14:10] } 60. Kxg3 { [%eval #-12] [%clk 0:42:50] } 60... b3 { [%eval #-12] [%clk 0:14:38] } 61. Kg4 { [%eval #-12] [%clk 0:43:12] } 61... b2 { [%eval #-11] [%clk 0:15:04] } 62. h5 { [%eval #-10] [%clk 0:43:37] } 62... gxh5+ { [%eval #-9] [%clk 0:15:30] } 63. Kxh5 { [%eval #-9] [%clk 0:44:01] } 63... b1=Q { [%eval #-8] [%clk 0:15:51] } 64. Kg4 { [%eval #-8] [%clk 0:44:17] } 64... Qf1 { [%eval #-7] [%clk 0:16:14] } 65. Kg3 { [%eval #-7] [%clk 0:44:38] } 65... f5 { [%eval #-6] [%clk 0:16:28] } 66. Kh2 { [%eval #-6] [%clk 0:45:02] } 66... Qf3 { [%eval #-5] [%clk 0:16:33] } 67. Kg1 { [%eval #-5] [%clk 0:45:25] } 67... Qe2 { [%clk 0:16:57] } 68. Kh1 { [%clk 0:45:48] } 68... f4 { [%clk 0:17:19] } 69. Kg1 { [%clk 0:46:06] } 69... f3 { [%clk 0:17:36] } 70. d7+ { [%clk 0:46:30] } 70... Kxd7 { [%clk 0:17:53] } 71. Kh1 { [%clk 0:46:53] } 71... Qg2# { [%clk 0:18:14] } 0-1