Event: World Youth Cup 2021 O12-G16 - Open 12
Date: 2021-08-06
White: Efimov, Leonid
Black: Shamsuddin, Sayyid Usmon
Result: 0-1
ECO: E73
Opening: King's Indian Defense: Semi-Averbakh System
Variant: Standard

1. d4 { [%eval 0.0] [%clk 0:10:03] } 1... Nf6 { [%eval 0.19] [%clk 0:09:54] } 2. c4 { [%eval 0.11] [%clk 0:10:04] } 2... g6 { [%eval 0.3] [%clk 0:09:54] } 3. Nc3 { [%eval 0.17] [%clk 0:10:04] } 3... Bg7 { [%eval 0.48] [%clk 0:09:53] } 4. e4 { [%eval 0.67] [%clk 0:10:05] } 4... d6 { [%eval 0.43] [%clk 0:09:54] } 5. Be2 { [%eval 0.13] [%clk 0:10:07] } 5... O-O { [%eval 0.45] [%clk 0:09:55] } 6. Be3 { [%eval 0.33] [%clk 0:10:06] } 6... Nc6 { [%eval 0.33] [%clk 0:09:55] } 7. d5 { [%eval 0.5] [%clk 0:09:49] } 7... Ne5 { [%eval 0.49] [%clk 0:09:54] } 8. f4 { [%eval 0.65] [%clk 0:09:48] } 8... Neg4 { [%eval 0.6] [%clk 0:09:54] } 9. Bd2 { [%eval 0.78] [%clk 0:09:46] } 9... Nh6 { [%eval 0.42] [%clk 0:09:42] } 10. Nf3 { [%eval 0.74] [%clk 0:09:39] } 10... e6 { [%eval 0.58] [%clk 0:09:03] } 11. dxe6 { [%eval 0.58] [%clk 0:09:35] } 11... fxe6 { [%eval 0.74] [%clk 0:09:02] } 12. O-O { [%eval 0.46] [%clk 0:09:30] } 12... Nf7 { [%eval 0.75] [%clk 0:08:30] } 13. h4?! { [%eval -0.11] } { Inaccuracy. c5 was best. } { [%clk 0:08:59] } 13... e5?! { [%eval 0.45] } { Inaccuracy. Nh5 was best. } { [%clk 0:08:06] } 14. fxe5?! { [%eval -0.31] } { Inaccuracy. Ng5 was best. } { [%clk 0:09:00] } 14... Nxe5?! { [%eval 0.35] } { Inaccuracy. Ng4 was best. } { [%clk 0:08:04] } 15. Nxe5 { [%eval 0.2] [%clk 0:09:01] } 15... dxe5 { [%eval 0.23] [%clk 0:08:04] } 16. Be3 { [%eval 0.0] [%clk 0:08:58] } 16... Be6?! { [%eval 0.6] } { Inaccuracy. c6 was best. } { [%clk 0:08:02] } 17. Qc2?! { [%eval -0.09] } { Inaccuracy. Qb3 was best. } { [%clk 0:08:46] } 17... c6 { [%eval -0.22] [%clk 0:07:52] } 18. Rad1 { [%eval -0.49] [%clk 0:08:43] } 18... Qe7 { [%eval -0.43] [%clk 0:07:47] } 19. a3? { [%eval -1.53] } { Mistake. Qd3 was best. } { [%clk 0:07:34] } 19... Ng4 { [%eval -1.01] [%clk 0:07:42] } 20. Bxg4 { [%eval -1.31] [%clk 0:07:30] } 20... Bxg4 { [%eval -1.42] [%clk 0:07:41] } 21. Rfe1?? { [%eval -5.44] } { Blunder. Rxf8+ was best. } { [%clk 0:06:45] } 21... Bxd1 { [%eval -5.61] [%clk 0:07:36] } 22. Qxd1 { [%eval -6.15] [%clk 0:06:41] } 22... Qxh4 { [%eval -5.91] [%clk 0:07:34] } 23. Rf1 { [%eval -6.87] [%clk 0:06:23] } 23... Rxf1+ { [%eval -6.74] [%clk 0:07:18] } 24. Qxf1 { [%eval -7.05] [%clk 0:06:26] } 24... Bh6 { [%eval -6.77] [%clk 0:06:42] } 25. Bf2 { [%eval -7.06] [%clk 0:06:05] } 25... Qf4 { [%eval -7.14] [%clk 0:06:38] } 26. Qd3 { [%eval -7.35] [%clk 0:05:27] } 26... Qd2 { [%eval -7.12] [%clk 0:06:27] } 27. Qh3 { [%eval -7.24] [%clk 0:05:23] } 27... Rf8 { [%eval -7.14] [%clk 0:05:53] } 28. Bg3 { [%eval -7.36] [%clk 0:04:14] } 28... Qe3+ { [%eval -7.48] [%clk 0:05:19] } 29. Kh2 { [%eval -7.29] [%clk 0:04:13] } 29... Bf4 { [%eval -7.43] [%clk 0:05:15] } 30. Ne2 { [%eval -9.48] [%clk 0:02:55] } 30... Qxe2 { [%eval -9.63] [%clk 0:04:24] } 31. Bxf4 { [%eval -9.9] [%clk 0:02:56] } 31... exf4 { [%eval -10.03] [%clk 0:04:24] } 32. Qe6+ { [%eval -12.76] [%clk 0:02:57] } 32... Kg7 { [%eval -10.34] [%clk 0:04:21] } 33. Qe7+ { [%eval -15.29] [%clk 0:02:53] } 33... Rf7 { [%eval -18.25] [%clk 0:04:20] } 34. Qe5+ { [%eval -21.06] [%clk 0:02:54] } 34... Kh6 { [%eval -25.5] [%clk 0:04:14] } 0-1