Event: Round 4: Sung Ho Yim - Ethan Guo
Date: 2024-02-17
White: Sung Ho Yim
WhiteTitle: FM
Black: Ethan Guo
Result: 1-0
ECO: E11
Opening: Bogo-Indian Defense: Grünfeld Variation
Variant: Standard

1. d4 { [%eval 0.15] [%clk 1:30:11] } 1... Nf6 { [%eval 0.16] [%clk 1:30:55] } 2. c4 { [%eval 0.16] [%clk 1:30:33] } 2... e6 { [%eval 0.21] [%clk 1:31:22] } 3. Nf3 { [%eval 0.0] [%clk 1:30:51] } 3... Bb4+ { [%eval 0.43] [%clk 1:31:48] } 4. Nbd2 { [%eval 0.32] [%clk 1:31:09] } 4... b6 { [%eval 0.38] [%clk 1:32:14] } 5. a3 { [%eval 0.4] [%clk 1:31:22] } 5... Bxd2+ { [%eval 0.48] [%clk 1:32:39] } 6. Qxd2 { [%eval 0.37] [%clk 1:31:40] } 6... Bb7 { [%eval 0.38] [%clk 1:33:04] } 7. e3 { [%eval 0.23] [%clk 1:31:58] } 7... O-O { [%eval 0.48] [%clk 1:33:30] } 8. Be2 { [%eval 0.35] [%clk 1:31:56] } 8... d5 { [%eval 0.4] [%clk 1:33:52] } 9. O-O { [%eval 0.47] [%clk 1:31:05] } 9... dxc4 { [%eval 0.29] [%clk 1:34:17] } 10. Bxc4 { [%eval 0.3] [%clk 1:31:18] } 10... Nbd7 { [%eval 0.34] [%clk 1:34:44] } 11. b4 { [%eval 0.34] [%clk 1:30:36] } 11... a5 { [%eval 0.31] [%clk 1:35:10] } 12. b5 { [%eval 0.32] [%clk 1:21:25] } 12... c5 { [%eval 0.28] [%clk 1:35:37] } 13. bxc6 { [%eval 0.29] [%clk 1:21:08] } 13... Bxc6 { [%eval 0.26] [%clk 1:36:02] } 14. Bb2 { [%eval -0.16] [%clk 1:20:18] } 14... b5 { [%eval 0.36] [%clk 1:33:09] } 15. Bd3 { [%eval 0.34] [%clk 1:17:07] } 15... Qb6 { [%eval 0.25] [%clk 1:32:36] } 16. Qe2 { [%eval 0.24] [%clk 1:15:44] } 16... Ne4?! { [%eval 0.8] } { Inaccuracy. Qb7 was best. } { [%clk 1:30:13] } 17. Rfc1 { [%eval 0.71] [%clk 1:03:27] } 17... f5 { [%eval 1.02] [%clk 1:21:28] } 18. d5 { [%eval 0.8] [%clk 0:50:30] } 18... Bxd5 { [%eval 0.85] [%clk 1:21:22] } 19. Bxb5 { [%eval 0.6] [%clk 0:47:36] } 19... Qb7?! { [%eval 1.62] } { Inaccuracy. Ndc5 was best. } { [%clk 1:16:34] } 20. Rab1?! { [%eval 0.92] } { Inaccuracy. Ne5 was best. } { [%clk 0:39:57] } 20... Rfc8 { [%eval 1.22] [%clk 1:07:53] } 21. Bd4?! { [%eval 0.54] } { Inaccuracy. Rxc8+ was best. } { [%clk 0:20:32] } 21... Rxc1+ { [%eval 0.67] [%clk 1:03:30] } 22. Rxc1 { [%eval 0.49] [%clk 0:21:01] } 22... Rc8 { [%eval 0.97] [%clk 1:02:56] } 23. Rxc8+ { [%eval 0.99] [%clk 0:20:36] } 23... Qxc8 { [%eval 1.0] [%clk 1:03:17] } 24. Qb2 { [%eval 1.03] [%clk 0:18:33] } 24... Nd6 { [%eval 1.25] [%clk 0:58:41] } 25. Be2 { [%eval 1.22] [%clk 0:17:02] } 25... g6 { [%eval 1.55] [%clk 0:51:47] } 26. Bh8 { [%eval 1.65] [%clk 0:12:39] } 26... Ne8 { [%eval 1.97] [%clk 0:49:57] } 27. Bc3 { [%eval 2.11] [%clk 0:12:51] } 27... Qc7 { [%eval 2.06] [%clk 0:49:37] } 28. Qd2 { [%eval 1.55] [%clk 0:12:05] } 28... Qc5 { [%eval 1.66] [%clk 0:48:01] } 29. a4 { [%eval 1.37] [%clk 0:11:35] } 29... Nd6 { [%eval 1.27] [%clk 0:45:57] } 30. Bxa5 { [%eval 1.29] [%clk 0:09:41] } 30... Nc4 { [%eval 1.38] [%clk 0:45:36] } 31. Bxc4 { [%eval 1.28] [%clk 0:09:29] } 31... Qxc4 { [%eval 1.35] [%clk 0:45:55] } 32. Bb4 { [%eval 1.35] [%clk 0:06:35] } 32... Nc5? { [%eval 2.82] } { Mistake. Qa2 was best. } { [%clk 0:40:56] } 33. Bxc5 { [%eval 2.52] [%clk 0:04:52] } 33... Qxc5 { [%eval 2.71] [%clk 0:41:12] } 34. Qb2 { [%eval 2.06] [%clk 0:03:42] } 34... Qc6?! { [%eval 2.75] } { Inaccuracy. Bb3 was best. } { [%clk 0:38:32] } 35. Ne5?! { [%eval 1.97] } { Inaccuracy. a5 was best. } { [%clk 0:02:18] } 35... Qxa4 { [%eval 1.62] [%clk 0:37:21] } 36. Qb8+ { [%eval 1.44] [%clk 0:02:47] } 36... Kg7 { [%eval 1.24] [%clk 0:37:33] } 37. Qc7+ { [%eval 2.11] [%clk 0:02:50] } 37... Kh6 { [%eval 2.04] [%clk 0:31:49] } 38. h3?! { [%eval 1.32] } { Inaccuracy. Nf7+ was best. } { [%clk 0:02:42] } 38... Qe4?! { [%eval 1.92] } { Inaccuracy. g5 was best. } { [%clk 0:30:15] } 39. Nf7+ { [%eval 1.46] [%clk 0:02:27] } 39... Kh5 { [%eval 4.57] [%clk 0:30:24] } 40. Qg3 { [%eval 4.41] [%clk 0:01:55] } 40... h6 { [%eval 2.22] [%clk 0:30:20] } 41. f4?? { [%eval 0.03] } { Blunder. Nh8 was best. } { [%clk 0:00:40] } 41... Qb1+?? { [%eval 3.31] } { Blunder. Qc2 was best. } { [%clk 0:29:02] } 42. Kh2 { [%eval 2.83] [%clk 0:01:10] } 42... Qf1?? { [%eval 7.03] } { Blunder. Qb2 was best. } { [%clk 0:29:04] } 43. Ne5 { [%eval 6.37] [%clk 0:01:05] } 43... g5?? { [%eval #3] } { Checkmate is now unavoidable. Qxg2+ was best. } { [%clk 0:29:01] } 44. Qg4+ { [%eval #2] [%clk 0:01:04] } 1-0