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/1JIrSbWC
White: Cheng, Gongpu
WhiteElo: 1917
Black: Song, Guohe
BlackElo: 1556
Result: 1-0
ECO: D20
Opening: Queen's Gambit Accepted: Central Variation, McDonnell Defense
Variant: Standard
TimeControl: 60+30

1. d4 { [%eval 0.17] [%clk 1:00:58] } 1... d5 { [%eval 0.2] [%clk 1:00:55] } 2. c4 { [%eval 0.18] [%clk 1:01:20] } 2... dxc4 { [%eval 0.28] [%clk 1:01:19] } 3. e4 { [%eval 0.22] [%clk 1:00:39] } 3... e5 { [%eval 0.25] [%clk 1:00:42] } 4. Nf3 { [%eval 0.25] [%clk 1:01:02] } 4... exd4 { [%eval 0.28] [%clk 0:59:25] } 5. Bxc4 { [%eval 0.32] [%clk 1:01:23] } 5... Nc6 { [%eval 0.31] [%clk 0:58:44] } 6. O-O { [%eval 0.21] [%clk 1:01:12] } 6... Be6 { [%eval 0.33] [%clk 0:58:37] } 7. Bxe6 { [%eval 0.27] [%clk 0:57:07] } 7... fxe6 { [%eval 0.24] [%clk 0:58:57] } 8. Qb3 { [%eval 0.33] [%clk 0:57:28] } 8... Qd7 { [%eval 0.41] [%clk 0:56:50] } 9. Qxb7 { [%eval 0.32] [%clk 0:57:17] } 9... Rb8 { [%eval 0.39] [%clk 0:57:18] } 10. Qa6 { [%eval 0.37] [%clk 0:57:45] } 10... Bd6 { [%eval 0.33] [%clk 0:56:55] } 11. e5?! { [%eval -0.31] } { Inaccuracy. Nbd2 was best. } { [%clk 0:50:07] } 11... Rb6? { [%eval 1.23] } { Mistake. Nxe5 was best. } { [%clk 0:51:12] } 12. Qe2 { [%eval 1.05] [%clk 0:47:03] } 12... Bc5 { [%eval 1.13] [%clk 0:49:27] } 13. Qc4?! { [%eval 0.56] } { Inaccuracy. Ne1 was best. } { [%clk 0:45:26] } 13... Qd5 { [%eval 0.62] [%clk 0:47:07] } 14. Qxd5 { [%eval 0.73] [%clk 0:45:02] } 14... exd5 { [%eval 0.69] [%clk 0:47:26] } 15. Nbd2 { [%eval 0.66] [%clk 0:45:17] } 15... Rb8 { [%eval 0.73] [%clk 0:43:41] } 16. Nb3 { [%eval 0.68] [%clk 0:44:57] } 16... Bb6 { [%eval 0.68] [%clk 0:44:07] } 17. Rd1 { [%eval 0.7] [%clk 0:44:13] } 17... Nge7 { [%eval 0.77] [%clk 0:41:25] } 18. Nbxd4 { [%eval 0.81] [%clk 0:43:21] } 18... Bxd4 { [%eval 1.19] [%clk 0:36:19] } 19. Nxd4 { [%eval 1.21] [%clk 0:43:49] } 19... Nxe5? { [%eval 2.48] } { Mistake. Nxd4 was best. } { [%clk 0:36:41] } 20. Re1 { [%eval 2.32] [%clk 0:40:39] } 20... Nd3 { [%eval 2.37] [%clk 0:31:16] } 21. Bg5 { [%eval 2.32] [%clk 0:40:49] } 21... Nxe1 { [%eval 2.37] [%clk 0:31:29] } 22. Rxe1 { [%eval 2.25] [%clk 0:41:03] } 22... O-O { [%eval 2.11] [%clk 0:31:09] } 23. Rxe7?? { [%eval 0.0] } { Blunder. Bxe7 was best. } { [%clk 0:36:52] } 23... Rfe8? { [%eval 1.58] } { Mistake. c5 was best. } { [%clk 0:30:48] } 24. Rxe8+ { [%eval 1.59] [%clk 0:36:49] } 24... Rxe8 { [%eval 1.59] [%clk 0:31:16] } 25. Kf1 { [%eval 1.6] [%clk 0:36:11] } 25... c5 { [%eval 1.62] [%clk 0:24:51] } 26. Nb3 { [%eval 1.56] [%clk 0:32:47] } 26... Rb8 { [%eval 1.58] [%clk 0:23:10] } 27. Bc1 { [%eval 1.5] [%clk 0:32:45] } 27... c4? { [%eval 2.93] } { Mistake. Rb5 was best. } { [%clk 0:20:41] } 28. Nd4 { [%eval 2.83] [%clk 0:32:58] } 28... c3? { [%eval 4.71] } { Mistake. g5 was best. } { [%clk 0:20:11] } 29. b3 { [%eval 4.39] [%clk 0:32:57] } 29... a5 { [%eval 4.59] [%clk 0:17:25] } 30. Ke2 { [%eval 4.49] [%clk 0:33:05] } 30... a4 { [%eval 4.88] [%clk 0:13:05] } 31. Kd3 { [%eval 4.94] [%clk 0:33:23] } 31... axb3 { [%eval 5.15] [%clk 0:13:28] } 32. axb3 { [%eval 5.0] [%clk 0:33:47] } 32... Rc8 { [%eval 4.94] [%clk 0:13:12] } 33. Nc2 { [%eval 4.9] [%clk 0:33:58] } 33... Kf7 { [%eval 4.87] [%clk 0:12:54] } 34. Be3 { [%eval 4.84] [%clk 0:34:11] } 34... Ke6 { [%eval 4.87] [%clk 0:11:47] } 35. Bd4 { [%eval 4.6] [%clk 0:34:10] } 35... g6 { [%eval 4.79] [%clk 0:11:35] } 36. Bxc3 { [%eval 4.64] [%clk 0:34:33] } 36... Kd6 { [%eval 5.1] [%clk 0:10:26] } 37. b4 { [%eval 4.82] [%clk 0:34:48] } 37... Kc6 { [%eval 5.05] [%clk 0:08:21] } 38. Bd4 { [%eval 4.91] [%clk 0:35:11] } 38... Ra8 { [%eval 5.14] [%clk 0:07:33] } 39. Bc5 { [%eval 4.91] [%clk 0:35:35] } 39... Ra2 { [%eval 5.09] [%clk 0:07:15] } 40. Kc3 { [%eval 5.05] [%clk 0:35:01] } 40... Ra8 { [%eval 5.17] [%clk 0:07:02] } 41. f4 { [%eval 4.52] [%clk 0:34:51] } 41... Re8 { [%eval 4.79] [%clk 0:06:56] } 42. Kd3 { [%eval 4.77] [%clk 0:35:07] } 42... Ra8 { [%eval 4.97] [%clk 0:06:44] } 43. g4 { [%eval 5.35] [%clk 0:35:25] } 43... Re8 { [%eval 5.58] [%clk 0:06:31] } 44. f5 { [%eval 5.48] [%clk 0:35:33] } 44... gxf5 { [%eval 5.28] [%clk 0:06:48] } 45. gxf5 { [%eval 5.24] [%clk 0:36:02] } 45... Re4 { [%eval 5.71] [%clk 0:06:56] } 46. Bf2 { [%eval 5.48] [%clk 0:34:45] } 46... Rf4 { [%eval 5.76] [%clk 0:06:05] } 47. Bg3 { [%eval 5.65] [%clk 0:35:07] } 47... Rf1 { [%eval 5.26] [%clk 0:06:03] } 48. Nd4+ { [%eval 5.47] [%clk 0:35:12] } 48... Kd7 { [%eval 5.59] [%clk 0:06:00] } 49. b5 { [%eval 5.59] [%clk 0:35:36] } 49... Rd1+ { [%eval 5.4] [%clk 0:05:55] } 50. Ke3 { [%eval 5.37] [%clk 0:35:58] } 50... Rb1?! { [%eval 7.06] } { Inaccuracy. Rf1 was best. } { [%clk 0:05:53] } 51. Kf4 { [%eval 7.01] [%clk 0:35:41] } 51... Kd6 { [%eval 6.84] [%clk 0:04:27] } 52. Kg5+ { [%eval 6.31] [%clk 0:36:02] } 52... Kc5 { [%eval 7.83] [%clk 0:04:32] } 53. Be5 { [%eval 8.02] [%clk 0:36:22] } 53... Re1 { [%eval 8.87] [%clk 0:03:56] } 54. Kf6 { [%eval 8.54] [%clk 0:36:42] } 54... h5 { [%eval 9.44] [%clk 0:03:43] } 55. Ke6 { [%eval 8.91] [%clk 0:37:05] } 1-0