Event: Round 4 | 65+: Boris Maryasin - John D M Nunn
Site: https://lichess.org/study/slYjshCi/j5q4XsmG
Date: 2022-11-18
White: Boris Maryasin
Black: John D M Nunn
Result: 0-1
ECO: E98
Opening: King's Indian Defense: Orthodox Variation, Classical System
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:56] } 1... Nf6 { [%eval 0.23] [%clk 1:30:49] } 2. c4 { [%eval 0.29] [%clk 1:31:00] } 2... g6 { [%eval 0.3] [%clk 1:31:10] } 3. Nc3 { [%eval 0.31] [%clk 1:31:25] } 3... Bg7 { [%eval 0.7] [%clk 1:31:34] } 4. e4 { [%eval 0.67] [%clk 1:31:50] } 4... d6 { [%eval 0.65] [%clk 1:31:57] } 5. Nf3 { [%eval 0.61] [%clk 1:32:10] } 5... O-O { [%eval 0.48] [%clk 1:32:18] } 6. Be2 { [%eval 0.5] [%clk 1:32:23] } 6... e5 { [%eval 0.64] [%clk 1:32:27] } 7. O-O { [%eval 0.59] [%clk 1:32:48] } 7... Nc6 { [%eval 0.89] [%clk 1:32:49] } 8. d5 { [%eval 0.68] [%clk 1:33:10] } 8... Ne7 { [%eval 0.79] [%clk 1:33:13] } 9. Ne1 { [%eval 0.91] [%clk 1:33:29] } 9... Ne8 { [%eval 0.95] [%clk 1:30:41] } 10. Nd3 { [%eval 0.82] [%clk 1:33:25] } 10... f5 { [%eval 0.79] [%clk 1:30:59] } 11. f3 { [%eval 0.98] [%clk 1:33:26] } 11... Nf6 { [%eval 1.17] [%clk 1:30:56] } 12. c5?! { [%eval 0.31] } { Inaccuracy. Be3 was best. } { [%clk 1:33:02] } 12... f4 { [%eval 0.71] [%clk 1:13:15] } 13. b4 { [%eval 0.97] [%clk 1:33:06] } 13... g5 { [%eval 0.78] [%clk 1:13:15] } 14. a4 { [%eval 0.75] [%clk 1:32:35] } 14... Ng6 { [%eval 0.83] [%clk 1:13:21] } 15. a5 { [%eval 0.9] [%clk 1:32:35] } 15... Rf7 { [%eval 1.36] [%clk 1:13:02] } 16. c6 { [%eval 1.27] [%clk 1:24:10] } 16... a6?! { [%eval 2.18] } { Inaccuracy. bxc6 was best. } { [%clk 1:06:22] } 17. Nf2?? { [%eval 0.42] } { Blunder. cxb7 was best. } { [%clk 1:21:55] } 17... bxc6 { [%eval 0.46] [%clk 1:02:06] } 18. dxc6 { [%eval 0.52] [%clk 1:21:51] } 18... Be6 { [%eval 0.36] [%clk 1:02:20] } 19. Kh1 { [%eval 0.67] [%clk 1:20:09] } 19... Ne7 { [%eval 0.46] [%clk 0:52:50] } 20. b5 { [%eval 0.33] [%clk 1:15:21] } 20... h5 { [%eval 0.5] [%clk 0:51:36] } 21. g3?! { [%eval -0.2] } { Inaccuracy. Bd2 was best. } { [%clk 1:11:31] } 21... axb5 { [%eval 0.0] [%clk 0:49:00] } 22. Bxb5 { [%eval -0.26] [%clk 1:10:56] } 22... g4?! { [%eval 0.31] } { Inaccuracy. Qb8 was best. } { [%clk 0:42:58] } 23. gxf4 { [%eval 0.49] [%clk 1:05:39] } 23... exf4 { [%eval -0.01] [%clk 0:43:10] } 24. Bxf4?? { [%eval -1.97] } { Blunder. Ne2 was best. } 24... Nh7 { [%eval -2.16] } 25. Bd2 { [%eval -2.09] [%clk 0:56:38] } 25... Rxf3 { [%eval -2.2] [%clk 0:42:42] } 26. Nd3 { [%eval -2.22] [%clk 0:55:58] } 26... Rxf1+ { [%eval -1.8] [%clk 0:38:01] } 27. Qxf1 { [%eval -1.55] [%clk 0:56:25] } 27... Ng6 { [%eval -2.33] [%clk 0:38:21] } 28. Ra3 { [%eval -2.43] [%clk 0:47:09] } 28... Ng5 { [%eval -2.26] [%clk 0:34:40] } 29. Ne1?! { [%eval -3.26] } { Inaccuracy. a6 was best. } { [%clk 0:18:06] } 29... d5?! { [%eval -2.46] } { Inaccuracy. Bxc3 was best. } { [%clk 0:26:19] } 30. Qe2 { [%eval -1.94] [%clk 0:07:23] } 30... Kh8 { [%eval -3.06] [%clk 0:22:02] } 31. Ng2?! { [%eval -4.66] } { Inaccuracy. a6 was best. } { [%clk 0:03:56] } 31... Nf3 { [%eval -4.25] [%clk 0:15:47] } 32. exd5?! { [%eval -5.47] } { Inaccuracy. Nxd5 was best. } { [%clk 0:03:01] } 32... Qd6 { [%eval -5.71] [%clk 0:13:41] } 33. Ne1 { [%eval -5.3] [%clk 0:00:53] } 33... Nd4 { [%eval -6.0] [%clk 0:12:27] } 0-1