Event: Round 5: Chen, Yuan - Xiao, Tong(QD)
Date: 2025-06-12
White: Chen, Yuan
WhiteElo: 2248
Black: Xiao, Tong(QD)
BlackTitle: GM
BlackElo: 2456
Result: 1/2-1/2
ECO: B90
Opening: Sicilian Defense: Najdorf Variation, Adams Attack
Variant: Standard
TimeControl: 25+10

1. e4 { [%eval 0.18] [%clk 0:25:17] } 1... c5 { [%eval 0.25] [%clk 0:25:17] } 2. Nf3 { [%eval 0.2] [%clk 0:25:25] } 2... d6 { [%eval 0.31] [%clk 0:25:25] } 3. Nc3 { [%eval 0.21] [%clk 0:25:27] } 3... Nf6 { [%eval 0.14] [%clk 0:25:33] } 4. h3 { [%eval 0.1] [%clk 0:25:35] } 4... a6 { [%eval 0.25] [%clk 0:25:00] } 5. d4 { [%eval 0.31] [%clk 0:25:28] } 5... cxd4 { [%eval 0.25] [%clk 0:25:06] } 6. Nxd4 { [%eval 0.16] [%clk 0:25:36] } 6... g6 { [%eval 0.23] [%clk 0:24:56] } 7. g4 { [%eval 0.26] [%clk 0:24:39] } 7... Bg7 { [%eval 0.23] [%clk 0:25:05] } 8. Be3 { [%eval 0.55] [%clk 0:24:34] } 8... Nc6 { [%eval 0.66] [%clk 0:25:08] } 9. Be2?! { [%eval 0.02] } { Inaccuracy. Qd2 was best. } { [%clk 0:24:22] } 9... O-O { [%eval 0.3] [%clk 0:23:58] } 10. g5 { [%eval 0.38] [%clk 0:24:08] } 10... Nd7 { [%eval 0.38] [%clk 0:23:58] } 11. h4 { [%eval 0.33] [%clk 0:23:31] } 11... Nc5 { [%eval 0.29] [%clk 0:22:41] } 12. Qd2 { [%eval 0.31] [%clk 0:22:50] } 12... Ne5? { [%eval 1.72] } { Mistake. Qa5 was best. } { [%clk 0:19:44] } 13. f4?! { [%eval 1.13] } { Inaccuracy. h5 was best. } { [%clk 0:18:57] } 13... Ng4 { [%eval 0.78] [%clk 0:19:45] } 14. O-O-O { [%eval 0.83] [%clk 0:18:22] } 14... b5?? { [%eval 2.66] } { Blunder. e5 was best. } { [%clk 0:15:16] } 15. Nc6? { [%eval 1.2] } { Mistake. h5 was best. } { [%clk 0:15:42] } 15... Qe8 { [%eval 1.17] [%clk 0:15:25] } 16. Bxc5 { [%eval 1.07] [%clk 0:09:44] } 16... dxc5?? { [%eval 3.86] } { Blunder. Bxc3 was best. } { [%clk 0:15:13] } 17. Nd5 { [%eval 3.8] [%clk 0:09:15] } 17... Nf2 { [%eval 4.0] [%clk 0:13:30] } 18. Ncxe7+ { [%eval 3.87] [%clk 0:09:20] } 18... Kh8 { [%eval 3.96] [%clk 0:13:39] } 19. h5 { [%eval 3.79] [%clk 0:09:06] } 19... Be6?! { [%eval 4.81] } { Inaccuracy. Ra7 was best. } { [%clk 0:13:22] } 20. hxg6 { [%eval 4.62] [%clk 0:07:40] } 20... fxg6 { [%eval 4.42] [%clk 0:13:30] } 21. Bd3 { [%eval 3.79] [%clk 0:05:55] } 21... Bd4 { [%eval 3.83] [%clk 0:09:34] } 22. c3 { [%eval 3.77] [%clk 0:03:46] } 22... Nxh1 { [%eval 4.3] [%clk 0:07:19] } 23. Rxh1 { [%eval 4.07] [%clk 0:03:46] } 23... Bxd5 { [%eval 4.09] [%clk 0:07:27] } 24. Nxd5 { [%eval 3.99] [%clk 0:03:41] } 24... Bg7 { [%eval 4.11] [%clk 0:07:35] } 25. Qh2 { [%eval 4.04] [%clk 0:03:29] } 25... h5 { [%eval 4.08] [%clk 0:07:35] } 26. gxh6 { [%eval 4.03] [%clk 0:03:24] } 26... Bf6 { [%eval 3.87] [%clk 0:07:45] } 27. e5 { [%eval 3.86] [%clk 0:02:56] } 27... Bd8 { [%eval 4.04] [%clk 0:07:35] } 28. Rg1 { [%eval 3.93] [%clk 0:02:45] } 28... Rg8 { [%eval 3.85] [%clk 0:07:33] } 29. Qg2 { [%eval 3.88] [%clk 0:01:09] } 29... Ra7 { [%eval 3.74] [%clk 0:06:59] } 30. Bxg6 { [%eval 3.84] [%clk 0:01:01] } 30... Qe6 { [%eval 3.63] [%clk 0:07:08] } 31. Ne3?! { [%eval 2.47] } { Inaccuracy. Qe4 was best. } { [%clk 0:00:44] } 31... Qxa2 { [%eval 2.31] [%clk 0:06:41] } 32. f5 { [%eval 2.09] [%clk 0:00:48] } 32... Qa1+? { [%eval 4.21] } { Mistake. b4 was best. } { [%clk 0:06:46] } 33. Kc2 { [%eval 4.12] [%clk 0:00:54] } 33... Qa4+ { [%eval 4.14] [%clk 0:06:55] } 34. Kb1 { [%eval 4.13] [%clk 0:01:03] } 34... Qf4 { [%eval 3.54] [%clk 0:07:00] } 35. Ng4 { [%eval 3.97] [%clk 0:00:51] } 35... Rd7?! { [%eval 5.67] } { Inaccuracy. Bh4 was best. } { [%clk 0:07:06] } 36. h7 { [%eval 5.47] [%clk 0:00:59] } 36... Rf8 { [%eval 6.14] [%clk 0:07:03] } 37. Qh2?? { [%eval 1.65] } { Blunder. f6 was best. } { [%clk 0:00:42] } 37... Qe4+?? { [%eval 4.11] } { Blunder. Rxf5 was best. } { [%clk 0:06:57] } 38. Qc2 { [%eval 4.13] [%clk 0:00:51] } 38... Qf4 { [%eval 4.35] [%clk 0:07:06] } 39. Qh2?? { [%eval 1.95] } { Blunder. f6 was best. } { [%clk 0:00:56] } 39... Qe4+? { [%eval 4.04] } { Mistake. Rxf5 was best. } { [%clk 0:07:14] } 40. Qc2 { [%eval 3.97] [%clk 0:01:05] } 40... Qf4 { [%eval 4.22] [%clk 0:07:22] } 41. Qf2?? { [%eval 0.0] } { Blunder. f6 was best. } { [%clk 0:00:12] } 41... Qe4+ { [%eval 0.0] [%clk 0:07:28] } 42. Qc2 { [%eval 0.0] [%clk 0:00:19] } 1/2-1/2