Event: Round 1: Joshua Sheng - Eyal Grinberg
Site: https://lichess.org/study/FD2le2jw/NHEYQZEo
Date: 2022-09-01
White: Joshua Sheng
WhiteTitle: GM
Black: Eyal Grinberg
BlackTitle: IM
Result: 0-1
ECO: B94
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard

1. e4 { [%eval 0.33] [%clk 1:30:59] } 1... c5 { [%eval 0.32] [%clk 1:30:53] } 2. Nf3 { [%eval 0.0] [%clk 1:31:27] } 2... d6 { [%eval 0.0] [%clk 1:31:18] } 3. d4 { [%eval 0.3] [%clk 1:31:55] } 3... cxd4 { [%eval 0.13] [%clk 1:31:43] } 4. Nxd4 { [%eval 0.27] [%clk 1:32:23] } 4... Nf6 { [%eval 0.31] [%clk 1:32:05] } 5. Nc3 { [%eval 0.18] [%clk 1:32:50] } 5... a6 { [%eval 0.0] [%clk 1:32:31] } 6. Bg5 { [%eval 0.0] [%clk 1:33:18] } 6... Nbd7 { [%eval 0.0] [%clk 1:32:14] } 7. Qe2 { [%eval 0.27] [%clk 1:33:43] } 7... h6 { [%eval 0.0] [%clk 1:31:58] } 8. Bh4 { [%eval 0.65] [%clk 1:34:11] } 8... g6 { [%eval 0.51] [%clk 1:32:15] } 9. f4 { [%eval 0.32] [%clk 1:34:38] } 9... e5 { [%eval 0.5] [%clk 1:32:29] } 10. fxe5 { [%eval 0.43] [%clk 1:35:06] } 10... dxe5 { [%eval 0.66] [%clk 1:32:53] } 11. Nb3 { [%eval 0.37] [%clk 1:35:29] } 11... Qc7 { [%eval 0.32] [%clk 1:30:16] } 12. Qf3 { [%eval 0.48] [%clk 1:35:40] } 12... Bg7 { [%eval 0.49] [%clk 1:26:07] } 13. a4 { [%eval 0.43] [%clk 1:35:55] } 13... O-O { [%eval 0.5] [%clk 1:23:28] } 14. a5 { [%eval 0.17] [%clk 1:34:28] } 14... b5?! { [%eval 0.79] } { Inaccuracy. Nh5 was best. } { [%clk 1:06:49] } 15. axb6 { [%eval 0.8] [%clk 1:34:55] } 15... Qxb6 { [%eval 0.81] [%clk 1:07:03] } 16. Bd3 { [%eval 0.9] [%clk 1:28:41] } 16... Bb7 { [%eval 1.02] [%clk 0:45:45] } 17. Bf2 { [%eval 1.05] [%clk 1:27:02] } 17... Qc7 { [%eval 1.13] [%clk 0:45:51] } 18. Na5?! { [%eval 0.49] } { Inaccuracy. O-O was best. } { [%clk 1:24:09] } 18... Rab8 { [%eval 0.72] [%clk 0:41:48] } 19. Nxb7 { [%eval 0.5] [%clk 1:21:44] } 19... Rxb7 { [%eval 0.84] [%clk 0:41:02] } 20. Na4 { [%eval 0.9] [%clk 1:20:35] } 20... Qc6 { [%eval 1.25] [%clk 0:35:42] } 21. O-O { [%eval 1.2] [%clk 1:17:55] } 21... Rb4 { [%eval 1.54] [%clk 0:21:37] } 22. b3 { [%eval 1.26] [%clk 1:17:53] } 22... Rc8 { [%eval 1.24] [%clk 0:20:33] } 23. Rad1 { [%eval 1.06] [%clk 1:09:09] } 23... Rc7 { [%eval 1.38] [%clk 0:17:47] } 24. Rfe1 { [%eval 0.92] [%clk 1:04:09] } 24... Bf8 { [%eval 1.27] [%clk 0:17:19] } 25. Kh1 { [%eval 1.17] [%clk 1:03:25] } 25... Nh7 { [%eval 1.13] [%clk 0:15:47] } 26. h4?! { [%eval 0.34] } { Inaccuracy. Bh4 was best. } { [%clk 1:00:14] } 26... Nhf6?! { [%eval 1.13] } { Inaccuracy. h5 was best. } { [%clk 0:13:00] } 27. Ra1?! { [%eval 0.06] } { Inaccuracy. Rf1 was best. } { [%clk 0:56:21] } 27... h5 { [%eval 0.25] [%clk 0:08:42] } 28. Nb2 { [%eval 0.0] [%clk 0:55:49] } 28... Ng4 { [%eval 0.5] [%clk 0:06:37] } 29. Bg3 { [%eval 0.08] [%clk 0:38:27] } 29... Nc5 { [%eval 0.3] [%clk 0:05:26] } 30. Bc4 { [%eval 0.31] [%clk 0:37:50] } 30... Rb6 { [%eval 0.58] [%clk 0:05:16] } 31. Bd5 { [%eval 0.07] [%clk 0:35:12] } 31... Qe8 { [%eval 0.0] [%clk 0:05:40] } 32. Rf1 { [%eval -0.02] [%clk 0:34:09] } 32... Rf6 { [%eval 0.1] [%clk 0:04:33] } 33. Qe2 { [%eval 0.0] [%clk 0:34:34] } 33... Rxf1+ { [%eval 0.04] [%clk 0:04:43] } 34. Rxf1 { [%eval 0.0] [%clk 0:35:00] } 34... Ne6 { [%eval 0.0] [%clk 0:04:50] } 35. Qxa6 { [%eval -0.2] [%clk 0:30:46] } 35... Rxc2 { [%eval -0.1] [%clk 0:04:28] } 36. Nc4 { [%eval -0.07] [%clk 0:30:12] } 36... Qe7 { [%eval -0.18] [%clk 0:03:16] } 37. Qa1 { [%eval -0.09] [%clk 0:26:34] } 37... Nf4 { [%eval 0.0] [%clk 0:01:35] } 38. Qd1? { [%eval -1.63] } { Mistake. Nxe5 was best. } { [%clk 0:11:30] } 38... Ra2 { [%eval -1.36] [%clk 0:01:40] } 39. b4 { [%eval -1.52] [%clk 0:09:10] } 39... Bh6? { [%eval 0.0] } { Mistake. Nxd5 was best. } { [%clk 0:00:37] } 40. b5?? { [%eval -3.74] } { Blunder. Nxe5 was best. } { [%clk 0:03:31] } 40... Ne2 { [%eval -3.91] [%clk 0:00:50] } 41. Be1 { [%eval -3.7] [%clk 0:03:09] } 41... Bf4 { [%eval -3.82] [%clk 0:01:15] } 42. Rf3 { [%eval -4.56] [%clk 0:02:42] } 42... Bg3 { [%eval -6.97] [%clk 0:00:41] } 43. Rxg3 { [%eval -7.28] [%clk 0:02:43] } 43... Qxh4+?? { [%eval 0.0] } { Blunder. Qc5 was best. } { [%clk 0:00:55] } 44. Rh3 { [%eval 0.0] [%clk 0:03:10] } 44... Nf2+? { [%eval 1.41] } { Mistake. Qxe1+ was best. } { [%clk 0:01:00] } 45. Bxf2 { [%eval 1.31] [%clk 0:03:36] } 45... Qxf2 { [%eval 1.28] [%clk 0:01:26] } 46. b6?? { [%eval -6.35] } { Blunder. Ne3 was best. } { [%clk 0:01:27] } 46... Nf4 { [%eval -6.01] [%clk 0:01:26] } 47. Rh2?? { [%eval #-5] } { Checkmate is now unavoidable. Qf3 was best. } { [%clk 0:01:20] } 47... Re2 { [%eval #-4] [%clk 0:01:33] } 0-1