Event: \Boyi Cup\China Youth Chess International Open Tournament 2025(Group B)
Site: Daqing, China
Date: 2025-07-31
White: Zhai, Pinran
WhiteElo: 1756
Black: Jiang, Yu
BlackElo: 0
Result: 1-0
ECO: B92
Opening: Sicilian Defense: Najdorf Variation, Opocensky Variation
Variant: Standard
TimeControl: 60+30

1. e4 { [%eval 0.18] [%clk 1:00:57] } 1... c5 { [%eval 0.25] [%clk 1:00:52] } 2. Nf3 { [%eval 0.2] [%clk 1:01:15] } 2... d6 { [%eval 0.31] [%clk 1:01:18] } 3. d4 { [%eval 0.22] [%clk 1:01:39] } 3... cxd4 { [%eval 0.19] [%clk 1:01:44] } 4. Nxd4 { [%eval 0.18] [%clk 1:02:05] } 4... Nf6 { [%eval 0.31] [%clk 1:02:10] } 5. Nc3 { [%eval 0.32] [%clk 1:02:28] } 5... a6 { [%eval 0.28] [%clk 1:02:37] } 6. Be2 { [%eval 0.14] [%clk 1:02:40] } 6... e5 { [%eval 0.14] [%clk 1:03:03] } 7. Nb3 { [%eval 0.09] [%clk 1:02:24] } 7... Be7 { [%eval 0.14] [%clk 1:03:29] } 8. Be3 { [%eval 0.32] [%clk 1:01:48] } 8... Be6 { [%eval 0.27] [%clk 1:03:53] } 9. O-O { [%eval 0.32] [%clk 1:00:29] } 9... O-O { [%eval 0.33] [%clk 1:04:14] } 10. f3 { [%eval -0.03] [%clk 0:58:42] } 10... Nbd7 { [%eval 0.02] [%clk 1:04:25] } 11. Qe1?! { [%eval -0.54] } { Inaccuracy. a4 was best. } { [%clk 0:54:52] } 11... b5 { [%eval -0.54] [%clk 1:03:42] } 12. a3 { [%eval -0.53] [%clk 0:53:28] } 12... Rc8 { [%eval -0.26] [%clk 1:02:57] } 13. Qf2 { [%eval -0.37] [%clk 0:51:55] } 13... Qc7 { [%eval -0.18] [%clk 0:57:38] } 14. Rad1 { [%eval -0.54] [%clk 0:47:54] } 14... Rfd8 { [%eval -0.29] [%clk 0:56:02] } 15. Rd2 { [%eval -0.57] [%clk 0:44:11] } 15... Bxb3? { [%eval 0.79] } { Mistake. Rb8 was best. } { [%clk 0:50:10] } 16. cxb3 { [%eval 0.87] [%clk 0:44:23] } 16... Qb7 { [%eval 0.89] [%clk 0:49:20] } 17. Rdd1 { [%eval 0.63] [%clk 0:43:13] } 17... Nc5 { [%eval 1.01] [%clk 0:48:08] } 18. b4 { [%eval 1.13] [%clk 0:43:36] } 18... Ne6 { [%eval 1.26] [%clk 0:47:31] } 19. Bd3 { [%eval 1.26] [%clk 0:42:00] } 19... Bf8 { [%eval 1.45] [%clk 0:43:40] } 20. Bb6 { [%eval 0.93] [%clk 0:39:12] } 20... Re8?! { [%eval 1.64] } { Inaccuracy. Nc7 was best. } { [%clk 0:42:26] } 21. Be3 { [%eval 1.26] [%clk 0:38:55] } 21... Red8 { [%eval 1.51] [%clk 0:42:05] } 22. Rfe1?! { [%eval 0.89] } { Inaccuracy. Bb1 was best. } { [%clk 0:37:04] } 22... g6 { [%eval 1.42] [%clk 0:41:03] } 23. Bb1 { [%eval 1.39] [%clk 0:36:45] } 23... Bg7 { [%eval 1.74] [%clk 0:37:56] } 24. Ba2 { [%eval 1.67] [%clk 0:37:13] } 24... Nc7 { [%eval 1.71] [%clk 0:36:43] } 25. Rd2 { [%eval 1.76] [%clk 0:37:24] } 25... Rd7 { [%eval 1.85] [%clk 0:36:17] } 26. Red1 { [%eval 1.8] [%clk 0:37:36] } 26... Rcd8 { [%eval 1.78] [%clk 0:36:35] } 27. Nd5? { [%eval 0.55] } { Mistake. Qh4 was best. } { [%clk 0:34:32] } 27... Nfxd5 { [%eval 0.5] [%clk 0:36:38] } 28. Bxd5 { [%eval 0.5] [%clk 0:34:56] } 28... Nxd5 { [%eval 0.48] [%clk 0:37:02] } 29. Rxd5 { [%eval 0.51] [%clk 0:35:23] } 29... f5?! { [%eval 1.49] } { Inaccuracy. Bf8 was best. } { [%clk 0:36:47] } 30. exf5 { [%eval 1.64] [%clk 0:34:34] } 30... gxf5 { [%eval 1.39] [%clk 0:37:05] } 31. Bg5?! { [%eval 0.73] } { Inaccuracy. Qd2 was best. } { [%clk 0:34:56] } 31... Rc8 { [%eval 1.08] [%clk 0:36:30] } 32. Rxd6 { [%eval 0.92] [%clk 0:34:30] } 32... Rxd6 { [%eval 0.99] [%clk 0:36:13] } 33. Rxd6 { [%eval 1.14] [%clk 0:34:55] } 33... f4?! { [%eval 2.19] } { Inaccuracy. e4 was best. } { [%clk 0:35:39] } 34. Rd1?? { [%eval 0.0] } { Blunder. h4 was best. } { [%clk 0:34:02] } 34... h6 { [%eval 0.04] [%clk 0:35:49] } 35. Bd8 { [%eval -0.01] [%clk 0:33:32] } 35... Qf7?! { [%eval 0.55] } { Inaccuracy. e4 was best. } { [%clk 0:35:44] } 36. Bb6 { [%eval 0.55] [%clk 0:30:04] } 36... Qb3?! { [%eval 1.4] } { Inaccuracy. Rc4 was best. } { [%clk 0:35:32] } 37. Qd2 { [%eval 1.22] [%clk 0:29:37] } 37... Rc2?! { [%eval 2.19] } { Inaccuracy. Rc4 was best. } { [%clk 0:33:57] } 38. Qd8+ { [%eval 2.15] [%clk 0:29:59] } 38... Kh7 { [%eval 2.11] [%clk 0:33:43] } 39. Qd7 { [%eval 1.79] [%clk 0:30:05] } 39... Rxg2+?? { [%eval 7.76] } { Blunder. Kg8 was best. } { [%clk 0:30:26] } 40. Kxg2 { [%eval 7.63] [%clk 0:30:15] } 40... Qc2+ { [%eval 8.65] [%clk 0:30:48] } 41. Kh1 { [%eval 7.81] [%clk 0:30:27] } 41... h5? { [%eval #12] } { Checkmate is now unavoidable. Qg6 was best. } { [%clk 0:30:12] } 42. Rg1 { [%eval #11] [%clk 0:30:40] } 42... Qc7 { [%eval #2] [%clk 0:29:55] } 43. Bxc7 { [%eval #1] [%clk 0:30:52] } 43... Kh8 { [%eval #1] [%clk 0:30:02] } 44. Qxg7# { [%clk 0:31:13] } 1-0