Event: Round 9: Ren, Jason - Choung, James
Site: https://lichess.org/broadcast/2025-british-chess-championships--under-12-rapid/round-9/jLAfsF2Y/rOInc5bc
White: Ren, Jason
WhiteElo: 1542
Black: Choung, James
BlackElo: 1578
Result: 1-0
ECO: D90
Opening: Grünfeld Defense: Three Knights Variation
Variant: Standard
TimeControl: 15+10

1. d4 { [%eval 0.17] [%clk 0:15:19] } 1... Nf6 { [%eval 0.19] [%clk 0:15:19] } 2. c4 { [%eval 0.18] [%clk 0:15:28] } 2... g6 { [%eval 0.28] [%clk 0:15:28] } 3. Nc3 { [%eval 0.18] [%clk 0:15:31] } 3... d5 { [%eval 0.28] [%clk 0:15:37] } 4. Nf3 { [%eval 0.21] [%clk 0:15:38] } 4... Bg7 { [%eval 0.32] [%clk 0:15:32] } 5. g3 { [%eval -0.07] [%clk 0:15:46] } 5... O-O { [%eval 0.24] [%clk 0:15:34] } 6. Bg2 { [%eval 0.0] [%clk 0:15:54] } 6... dxc4 { [%eval -0.03] [%clk 0:15:28] } 7. Bf4 { [%eval -0.38] [%clk 0:15:49] } 7... c6 { [%eval -0.34] [%clk 0:15:00] } 8. Ne5?! { [%eval -0.99] } { Inaccuracy. e4 was best. } { [%clk 0:15:47] } 8... Nbd7?! { [%eval 0.0] } { Inaccuracy. Be6 was best. } { [%clk 0:14:20] } 9. Nxc4 { [%eval -0.02] [%clk 0:15:23] } 9... Nb6 { [%eval -0.17] [%clk 0:13:35] } 10. Ne5 { [%eval -0.14] [%clk 0:14:43] } 10... Nfd5 { [%eval -0.14] [%clk 0:13:06] } 11. Qd2 { [%eval -0.56] [%clk 0:13:17] } 11... Nxf4 { [%eval -0.48] [%clk 0:11:24] } 12. Qxf4 { [%eval -0.58] [%clk 0:13:24] } 12... Be6 { [%eval -0.17] [%clk 0:10:19] } 13. Rd1 { [%eval -0.52] [%clk 0:11:59] } 13... Nd5 { [%eval -0.41] [%clk 0:09:54] } 14. Nxd5?! { [%eval -1.06] } { Inaccuracy. Bxd5 was best. } { [%clk 0:11:31] } 14... Bxd5 { [%eval -1.09] [%clk 0:09:53] } 15. e4?! { [%eval -1.99] } { Inaccuracy. Bxd5 was best. } { [%clk 0:10:26] } 15... Qa5+?! { [%eval -1.08] } { Inaccuracy. Bxa2 was best. } { [%clk 0:09:37] } 16. Rd2?! { [%eval -2.14] } { Inaccuracy. b4 was best. } { [%clk 0:10:15] } 16... Bxa2 { [%eval -2.2] [%clk 0:08:39] } 17. O-O { [%eval -2.15] [%clk 0:09:50] } 17... Be6 { [%eval -1.72] [%clk 0:06:40] } 18. Rfd1?! { [%eval -2.48] } { Inaccuracy. Nf3 was best. } { [%clk 0:09:01] } 18... Rad8?! { [%eval -1.37] } { Inaccuracy. Bb3 was best. } { [%clk 0:06:03] } 19. d5 { [%eval -1.1] [%clk 0:08:50] } 19... cxd5 { [%eval -1.15] [%clk 0:05:39] } 20. exd5 { [%eval -1.05] [%clk 0:08:35] } 20... Bxe5 { [%eval -1.12] [%clk 0:04:17] } 21. Qxe5 { [%eval -1.05] [%clk 0:08:08] } 21... Bf5?! { [%eval 0.0] } { Inaccuracy. Bg4 was best. } { [%clk 0:04:07] } 22. Qxe7 { [%eval 0.0] [%clk 0:06:23] } 22... Bg4 { [%eval 0.1] [%clk 0:04:06] } 23. f3 { [%eval -0.13] [%clk 0:06:00] } 23... Qb6+ { [%eval -0.13] [%clk 0:04:11] } 24. Kh1 { [%eval -0.15] [%clk 0:05:42] } 24... Rfe8 { [%eval -0.1] [%clk 0:04:13] } 25. Qg5 { [%eval -0.17] [%clk 0:05:29] } 25... Bd7 { [%eval -0.18] [%clk 0:03:42] } 26. d6? { [%eval -1.76] } { Mistake. Qf4 was best. } { [%clk 0:04:50] } 26... Ba4 { [%eval -1.63] [%clk 0:03:48] } 27. d7? { [%eval -3.12] } { Mistake. b3 was best. } { [%clk 0:03:57] } 27... Bxd7?? { [%eval 0.44] } { Blunder. Rxd7 was best. } { [%clk 0:03:49] } 28. Bh3?? { [%eval -3.28] } { Blunder. Qh4 was best. } { [%clk 0:02:31] } 28... Qc6?? { [%eval 2.86] } { Blunder. h6 was best. } { [%clk 0:02:18] } 29. Qf4? { [%eval 1.42] } { Mistake. Bxd7 was best. } { [%clk 0:02:06] } 29... Re7 { [%eval 1.31] [%clk 0:01:27] } 30. Rd6 { [%eval 1.17] [%clk 0:01:30] } 30... Qc7?? { [%eval 5.65] } { Blunder. Qb5 was best. } { [%clk 0:01:09] } 31. Qf6? { [%eval 2.85] } { Mistake. Rxg6+ was best. } { [%clk 0:01:18] } 31... Ree8?! { [%eval 4.44] } { Inaccuracy. Rde8 was best. } { [%clk 0:00:36] } 32. Bxd7 { [%eval 4.16] [%clk 0:01:22] } 32... Rxd7? { [%eval 8.52] } { Mistake. Re2 was best. } { [%clk 0:00:41] } 33. Rxd7 { [%eval 7.82] [%clk 0:01:30] } 33... Re1+? { [%eval #12] } { Checkmate is now unavoidable. Qc4 was best. } { [%clk 0:00:43] } 34. Rxe1?? { [%eval 6.29] } { Lost forced checkmate sequence. Kg2 was best. } { [%clk 0:01:36] } 34... Qxd7 { [%eval 6.43] [%clk 0:00:52] } 35. Qe7 { [%eval 6.51] [%clk 0:01:42] } 35... Qb5 { [%eval 7.68] [%clk 0:00:45] } 36. Qe8+ { [%eval 7.58] [%clk 0:01:48] } 36... Qxe8 { [%eval 7.35] [%clk 0:00:53] } 37. Rxe8+ { [%eval 7.23] [%clk 0:01:57] } 37... Kg7 { [%eval 7.52] [%clk 0:01:03] } 38. Re7 { [%eval 7.48] [%clk 0:02:06] } 38... Kf6 { [%eval 7.41] [%clk 0:01:07] } 39. Rxb7 { [%eval 7.3] [%clk 0:02:14] } 39... a5 { [%eval 8.23] [%clk 0:01:16] } 40. Ra7 { [%eval 8.12] [%clk 0:02:23] } 40... Ke5 { [%eval 8.2] [%clk 0:01:26] } 41. Rxa5+ { [%eval 8.0] [%clk 0:02:32] } 41... Kf6 { [%eval 8.15] [%clk 0:01:39] } 42. Rc5 { [%eval #12] [%clk 0:03:39] } 42... Ke6 { [%eval #12] [%clk 0:01:46] } 43. b4 { [%eval 12.38] [%clk 0:03:48] } 43... f5?! { [%eval #10] } { Checkmate is now unavoidable. h5 was best. } { [%clk 0:01:53] } 44. b5 { [%eval #9] [%clk 0:03:56] } 44... h5 { [%eval #8] [%clk 0:02:02] } 45. b6 { [%eval #7] [%clk 0:04:05] } 45... g5 { [%eval #7] [%clk 0:02:10] } 46. b7 { [%eval #6] [%clk 0:04:08] } 46... f4 { [%eval #4] [%clk 0:02:19] } 47. b8=Q { [%eval #3] [%clk 0:04:12] } 47... g4 { [%eval #3] [%clk 0:02:26] } 48. Qb6+ { [%eval #2] [%clk 0:04:20] } 48... Ke7 { [%eval #2] [%clk 0:02:34] } 49. Qc7+ { [%eval #2] [%clk 0:04:26] } 49... Ke8 { [%eval #2] [%clk 0:02:39] } 50. Re5+ { [%eval #2] [%clk 0:04:29] } 50... Kf8 { [%eval #2] [%clk 0:02:48] } 51. Re7 { [%eval #1] [%clk 0:04:37] } 51... h4 { [%eval #1] [%clk 0:02:55] } 52. Qd8# { [%clk 0:04:35] } 1-0