Event: Round 5: Ren, Jason - Helsby, Matthew
Site: https://lichess.org/broadcast/2025-british-chess-championships--under-12-rapid/round-5/h5DzvQFK/08eMSPKM
White: Ren, Jason
WhiteElo: 1542
Black: Helsby, Matthew
BlackElo: 1665
Result: 0-1
ECO: E00
Opening: Catalan Opening
Variant: Standard
TimeControl: 15+10

1. d4 { [%eval 0.17] [%clk 0:15:19] } 1... Nf6 { [%eval 0.19] [%clk 0:15:17] } 2. c4 { [%eval 0.18] [%clk 0:15:27] } 2... e6 { [%eval 0.14] [%clk 0:15:18] } 3. g3 { [%eval 0.13] [%clk 0:15:35] } 3... d5 { [%eval 0.12] [%clk 0:15:23] } 4. Nf3 { [%eval 0.16] [%clk 0:15:42] } 4... c5 { [%eval 0.29] [%clk 0:15:31] } 5. cxd5 { [%eval 0.23] [%clk 0:14:47] } 5... exd5 { [%eval 0.23] [%clk 0:15:40] } 6. Bg2 { [%eval 0.3] [%clk 0:14:56] } 6... cxd4 { [%eval 0.59] [%clk 0:15:44] } 7. O-O { [%eval 0.46] [%clk 0:14:37] } 7... Nc6 { [%eval 0.53] [%clk 0:15:49] } 8. Nxd4 { [%eval 0.54] [%clk 0:14:45] } 8... Bc5 { [%eval 1.09] [%clk 0:15:56] } 9. Nb3?! { [%eval 0.34] } { Inaccuracy. Nxc6 was best. } { [%clk 0:14:35] } 9... Bb6 { [%eval 0.28] [%clk 0:16:05] } 10. Bg5 { [%eval 0.32] [%clk 0:14:16] } 10... Be6 { [%eval 0.71] [%clk 0:15:51] } 11. Nc3 { [%eval 0.75] [%clk 0:13:57] } 11... O-O { [%eval 0.72] [%clk 0:15:02] } 12. Qd2?! { [%eval 0.03] } { Inaccuracy. a4 was best. } { [%clk 0:11:54] } 12... h6 { [%eval 0.39] [%clk 0:14:59] } 13. Bxf6 { [%eval 0.4] [%clk 0:11:54] } 13... Qxf6 { [%eval 0.31] [%clk 0:15:07] } 14. Nxd5 { [%eval 0.35] [%clk 0:11:35] } 14... Bxd5 { [%eval 0.28] [%clk 0:15:15] } 15. Bxd5 { [%eval -0.05] [%clk 0:11:29] } 15... Rad8 { [%eval -0.02] [%clk 0:15:24] } 16. e4 { [%eval -0.15] [%clk 0:11:38] } 16... Ne5?! { [%eval 0.92] } { Inaccuracy. Ne7 was best. } { [%clk 0:15:29] } 17. Qf4?! { [%eval 0.0] } { Inaccuracy. Qe2 was best. } { [%clk 0:10:46] } 17... Qxf4 { [%eval 0.0] [%clk 0:15:32] } 18. gxf4 { [%eval 0.0] [%clk 0:10:18] } 18... Nd3 { [%eval 0.0] [%clk 0:15:37] } 19. Rad1 { [%eval -0.2] [%clk 0:08:18] } 19... Nxf4 { [%eval -0.19] [%clk 0:15:35] } 20. Bxb7 { [%eval -0.23] [%clk 0:08:10] } 20... Rxd1 { [%eval 0.0] [%clk 0:15:29] } 21. Rxd1 { [%eval -0.01] [%clk 0:08:14] } 21... Nh3+ { [%eval 0.0] [%clk 0:15:38] } 22. Kg2 { [%eval 0.0] [%clk 0:07:39] } 22... Nxf2 { [%eval -0.05] [%clk 0:15:44] } 23. Rd7 { [%eval -0.09] [%clk 0:07:18] } 23... Ng4 { [%eval 0.0] [%clk 0:15:36] } 24. a4 { [%eval -0.05] [%clk 0:06:32] } 24... Ne3+ { [%eval 0.07] [%clk 0:15:34] } 25. Kf3 { [%eval 0.0] [%clk 0:06:03] } 25... Nc4 { [%eval -0.1] [%clk 0:15:30] } 26. Kf4?! { [%eval -0.92] } { Inaccuracy. Ke2 was best. } { [%clk 0:05:36] } 26... g5+ { [%eval -0.72] [%clk 0:15:17] } 27. Kf5?? { [%eval -3.58] } { Blunder. Kg3 was best. } { [%clk 0:05:08] } 27... Ne3+ { [%eval -3.41] [%clk 0:15:25] } 28. Kf6 { [%eval -3.27] [%clk 0:04:28] } 28... Bd8+?? { [%eval -1.25] } { Blunder. Re8 was best. } { [%clk 0:14:57] } 29. Ke5 { [%eval -1.43] [%clk 0:04:25] } 29... Ng4+ { [%eval -1.45] [%clk 0:15:04] } 30. Kf5 { [%eval -1.41] [%clk 0:04:06] } 30... Ne3+ { [%eval -1.28] [%clk 0:14:33] } 31. Ke5 { [%eval -1.41] [%clk 0:03:59] } 31... Nc4+ { [%eval -1.39] [%clk 0:14:06] } 32. Kf5?! { [%eval -2.17] } { Inaccuracy. Kd4 was best. } { [%clk 0:03:09] } 32... Kg7?? { [%eval -0.4] } { Blunder. Re8 was best. } { [%clk 0:13:11] } 33. Nd4?? { [%eval -4.78] } { Blunder. Bd5 was best. } { [%clk 0:02:27] } 33... Ne3+ { [%eval -4.88] [%clk 0:13:07] } 34. Ke5 { [%eval -4.93] [%clk 0:01:22] } 34... Bf6+ { [%eval -4.79] [%clk 0:13:16] } 35. Kd6 { [%eval -4.76] [%clk 0:01:13] } 35... Bxd4 { [%eval -4.83] [%clk 0:13:20] } 36. e5 { [%eval -5.9] [%clk 0:01:19] } 36... Nc4+ { [%eval -5.84] [%clk 0:13:20] } 37. Kc7 { [%eval -7.25] [%clk 0:00:41] } 37... Bxe5+ { [%eval -6.37] [%clk 0:13:21] } 38. Kc6 { [%eval -6.3] [%clk 0:00:40] } 38... Na5+ { [%eval -6.24] [%clk 0:13:13] } 39. Kd5 { [%eval -6.2] [%clk 0:00:44] } 39... Nxb7 { [%eval -5.22] [%clk 0:13:10] } 40. Rxb7 { [%eval -6.61] [%clk 0:00:51] } 40... Bxh2 { [%eval -6.55] [%clk 0:13:05] } 41. Rxa7 { [%eval -6.49] [%clk 0:00:56] } 41... Rb8 { [%eval -6.59] [%clk 0:13:07] } 42. Kc4 { [%eval -8.02] [%clk 0:00:40] } 42... Rxb2 { [%eval -7.33] [%clk 0:13:07] } 43. Kc3 { [%eval -8.08] [%clk 0:00:36] } 43... Be5+ { [%eval -7.51] [%clk 0:13:16] } 44. Kc4 { [%eval -6.98] [%clk 0:00:45] } 44... Ra2 { [%eval -6.87] [%clk 0:13:24] } 45. a5 { [%eval -8.54] [%clk 0:00:53] } 45... g4 { [%eval -7.93] [%clk 0:13:31] } 46. Kb3 { [%eval -9.38] [%clk 0:01:00] } 46... Ra1 { [%eval -8.51] [%clk 0:13:40] } 47. Kb4? { [%eval #-10] } { Checkmate is now unavoidable. Rd7 was best. } { [%clk 0:00:58] } 47... g3 { [%eval #-10] [%clk 0:13:49] } 48. Re7 { [%eval #-9] [%clk 0:01:07] } 48... Bd6+ { [%eval #-8] [%clk 0:13:52] } 0-1