Event: Round 1: Ridge, Michael - Duncan, Chris R
Site: https://lichess.org/broadcast/2025-british-chess-championships--over-50/round-1/e95wALwx/KRSLqFkP
White: Ridge, Michael
WhiteElo: 1868
Black: Duncan, Chris R
BlackTitle: FM
BlackElo: 2196
Result: 1/2-1/2
ECO: A07
Opening: King's Indian Attack: Keres Variation
Variant: Standard

1. Nf3 { [%eval 0.1] [%clk 1:30:55] } 1... d5 { [%eval 0.18] [%clk 1:30:55] } 2. g3 { [%eval 0.15] [%clk 1:31:20] } 2... Bg4 { [%eval 0.24] [%clk 1:31:20] } 3. Bg2 { [%eval 0.14] [%clk 1:31:47] } 3... Nd7 { [%eval 0.26] [%clk 1:31:36] } 4. O-O { [%eval 0.21] [%clk 1:32:12] } 4... c6 { [%eval 0.14] [%clk 1:30:32] } 5. d4 { [%eval 0.19] [%clk 1:24:03] } 5... e6 { [%eval 0.26] [%clk 1:29:54] } 6. Nbd2 { [%eval 0.16] [%clk 1:24:18] } 6... Ngf6 { [%eval 0.17] [%clk 1:30:07] } 7. Re1 { [%eval 0.08] [%clk 1:24:29] } 7... Bd6 { [%eval 0.32] [%clk 1:30:17] } 8. c3 { [%eval 0.25] [%clk 1:22:53] } 8... O-O { [%eval 0.22] [%clk 1:30:36] } 9. e4 { [%eval 0.23] [%clk 1:23:11] } 9... dxe4 { [%eval 0.22] [%clk 1:28:02] } 10. Nxe4 { [%eval 0.25] [%clk 1:23:37] } 10... Nxe4 { [%eval 0.34] [%clk 1:27:41] } 11. Rxe4 { [%eval 0.29] [%clk 1:24:02] } 11... Bf5 { [%eval 0.27] [%clk 1:26:07] } 12. Re1 { [%eval 0.34] [%clk 1:24:16] } 12... h6 { [%eval 0.3] [%clk 1:25:58] } 13. Ne5?? { [%eval -1.44] } { Blunder. c4 was best. } { [%clk 1:16:24] } 13... Nxe5? { [%eval -0.13] } { Mistake. Bxe5 was best. } { [%clk 1:18:49] } 14. dxe5 { [%eval -0.1] [%clk 1:16:49] } 14... Bxe5 { [%eval -0.11] [%clk 1:17:15] } 15. Bxh6 { [%eval -0.12] [%clk 1:04:07] } 15... Bxc3 { [%eval -0.13] [%clk 1:08:35] } 16. bxc3 { [%eval -0.12] [%clk 1:02:56] } 16... gxh6 { [%eval -0.1] [%clk 1:08:07] } 17. Qa4 { [%eval -0.21] [%clk 1:01:16] } 17... Qf6 { [%eval -0.29] [%clk 1:02:21] } 18. Qb4 { [%eval -0.3] [%clk 0:55:18] } 18... Rab8 { [%eval -0.04] [%clk 1:00:39] } 19. Rad1 { [%eval -0.3] [%clk 0:48:51] } 19... Rfd8 { [%eval -0.43] [%clk 0:50:10] } 20. Rxd8+?! { [%eval -1.27] } { Inaccuracy. h4 was best. } { [%clk 0:46:15] } 20... Rxd8 { [%eval -1.3] [%clk 0:41:46] } 21. Rc1?! { [%eval -2.06] } { Inaccuracy. a4 was best. } { [%clk 0:27:22] } 21... Rd7 { [%eval -1.97] [%clk 0:39:49] } 22. h4 { [%eval -2.46] [%clk 0:22:39] } 22... Kg7 { [%eval -2.11] [%clk 0:36:37] } 23. c4 { [%eval -2.75] [%clk 0:19:57] } 23... Qd4 { [%eval -2.55] [%clk 0:36:16] } 24. a3 { [%eval -3.02] [%clk 0:07:32] } 24... Qd2 { [%eval -2.96] [%clk 0:29:20] } 25. Qxd2 { [%eval -3.07] [%clk 0:07:31] } 25... Rxd2 { [%eval -3.01] [%clk 0:29:46] } 26. Rc3?! { [%eval -3.91] } { Inaccuracy. c5 was best. } { [%clk 0:07:47] } 26... Kf6?! { [%eval -2.98] } { Inaccuracy. Rd1+ was best. } { [%clk 0:23:24] } 27. Rb3 { [%eval -3.05] [%clk 0:05:10] } 27... Rd1+ { [%eval -2.88] [%clk 0:23:21] } 28. Kh2 { [%eval -3.05] [%clk 0:05:24] } 28... Rb1 { [%eval -3.09] [%clk 0:23:34] } 29. Rf3 { [%eval -3.01] [%clk 0:04:25] } 29... Ke7 { [%eval -2.75] [%clk 0:22:02] } 30. Re3 { [%eval -3.03] [%clk 0:02:31] } 30... Kd6 { [%eval -2.47] [%clk 0:17:16] } 31. Be4?! { [%eval -3.58] } { Inaccuracy. Bf3 was best. } { [%clk 0:01:28] } 31... Bxe4 { [%eval -3.61] [%clk 0:17:19] } 32. Rxe4 { [%eval -3.41] [%clk 0:01:56] } 32... Rb3 { [%eval -3.8] [%clk 0:16:30] } 33. Rf4 { [%eval -3.38] [%clk 0:00:57] } 33... Ke7 { [%eval -3.39] [%clk 0:15:59] } 34. c5 { [%eval -3.3] [%clk 0:01:02] } 34... Rb5 { [%eval -2.89] [%clk 0:09:54] } 35. Rc4 { [%eval -2.61] [%clk 0:01:00] } 35... e5 { [%eval -2.66] [%clk 0:10:05] } 36. g4 { [%eval -3.24] [%clk 0:00:55] } 36... Ke6 { [%eval -3.21] [%clk 0:10:27] } 37. Rc3 { [%eval -3.45] [%clk 0:01:05] } 37... f5 { [%eval -3.12] [%clk 0:06:38] } 38. f3 { [%eval -3.34] [%clk 0:00:35] } 38... Rb2+?! { [%eval -2.46] } { Inaccuracy. a5 was best. } { [%clk 0:05:48] } 39. Kh3 { [%eval -2.35] [%clk 0:00:58] } 39... e4 { [%eval -2.09] [%clk 0:03:57] } 40. gxf5+?! { [%eval -2.84] } { Inaccuracy. Re3 was best. } { [%clk 0:00:48] } 40... Kxf5 { [%eval -2.89] [%clk 0:04:15] } 41. fxe4+ { [%eval -3.1] [%clk 0:00:44] } 41... Kxe4 { [%eval -3.43] [%clk 0:04:34] } 42. Kg4 { [%eval -3.31] [%clk 0:00:45] } 42... Kd4 { [%eval -3.14] [%clk 0:29:04] } 43. Rc1 { [%eval -2.74] [%clk 0:28:38] } 43... Ra2?? { [%eval 0.0] } { Blunder. Rb5 was best. } { [%clk 0:28:13] } 44. Kh5 { [%eval 0.0] [%clk 0:27:43] } 44... Rxa3 { [%eval 0.0] [%clk 0:24:00] } 45. Kxh6 { [%eval 0.0] [%clk 0:27:39] } 45... a5 { [%eval 0.0] [%clk 0:15:21] } 46. h5 { [%eval -0.01] [%clk 0:27:11] } 46... a4 { [%eval 0.0] [%clk 0:14:56] } 47. Kg7 { [%eval 0.0] [%clk 0:17:51] } 47... Rg3+ { [%eval 0.0] [%clk 0:14:59] } 48. Kf6 { [%eval 0.0] [%clk 0:16:02] } 48... Rh3 { [%eval 0.0] [%clk 0:14:55] } 49. Kg6 { [%eval 0.0] [%clk 0:11:57] } 49... a3 { [%eval 0.0] [%clk 0:14:05] } 50. h6 { [%eval 0.0] [%clk 0:11:37] } 50... Rg3+ { [%eval 0.0] [%clk 0:08:08] } 51. Kf6 { [%eval 0.0] [%clk 0:11:19] } 51... a2 { [%eval 0.0] [%clk 0:06:34] } 52. h7 { [%eval 0.0] [%clk 0:10:42] } 52... Rh3 { [%eval 0.0] [%clk 0:06:16] } 53. Kg7 { [%eval 0.0] [%clk 0:10:46] } 53... Rg3+ { [%eval 0.0] [%clk 0:05:23] } 54. Kf6 { [%eval 0.0] [%clk 0:11:00] } 54... Rf3+ { [%eval 0.0] [%clk 0:05:04] } 55. Kg7 { [%eval 0.0] [%clk 0:10:47] } 55... Rg3+ { [%eval 0.0] [%clk 0:05:27] } 56. Kf6 { [%eval 0.0] [%clk 0:11:07] } 56... Rh3 { [%eval 0.0] [%clk 0:05:47] } 57. Kg7 { [%eval 0.0] [%clk 0:11:31] } 57... Kd5 { [%eval 0.0] [%clk 0:05:46] } 1/2-1/2