Event: Round 5: Brandon Jacobson - Christopher Yoo
Date: 2021-12-28
White: Brandon Jacobson
WhiteTitle: GM
Black: Christopher Yoo
BlackTitle: IM
Result: 0-1
ECO: A15
Opening: English Opening: Anglo-Indian Defense, King's Knight Variation
Variant: Standard

1. Nf3 { [%eval 0.0] [%clk 1:26:03] } 1... Nf6 { [%eval 0.25] [%clk 1:30:50] } 2. c4 { [%eval 0.27] [%clk 1:26:27] } 2... e6 { [%eval 0.36] [%clk 1:31:15] } 3. Nc3 { [%eval 0.28] [%clk 1:26:49] } 3... d5 { [%eval 0.16] [%clk 1:31:40] } 4. e3 { [%eval 0.0] [%clk 1:27:12] } 4... c6 { [%eval 0.29] [%clk 1:28:55] } 5. b3 { [%eval 0.05] [%clk 1:27:36] } 5... Bd6 { [%eval 0.23] [%clk 1:28:49] } 6. Bb2 { [%eval 0.09] [%clk 1:28:00] } 6... O-O { [%eval 0.21] [%clk 1:29:07] } 7. d4 { [%eval 0.1] [%clk 1:28:23] } 7... Nbd7 { [%eval 0.17] [%clk 1:28:13] } 8. Be2 { [%eval 0.33] [%clk 1:28:49] } 8... b6 { [%eval 0.26] [%clk 1:28:32] } 9. O-O { [%eval 0.22] [%clk 1:29:13] } 9... Bb7 { [%eval 0.31] [%clk 1:28:56] } 10. Qc2 { [%eval 0.02] [%clk 1:29:39] } 10... Qe7 { [%eval 0.18] [%clk 1:25:58] } 11. Rfe1 { [%eval 0.46] [%clk 1:29:57] } 11... Rfd8 { [%eval 0.4] [%clk 1:21:49] } 12. Rad1 { [%eval -0.08] [%clk 1:13:20] } 12... Bb4 { [%eval 0.0] [%clk 1:05:16] } 13. Nd2 { [%eval 0.19] [%clk 1:07:14] } 13... e5 { [%eval 0.37] [%clk 0:57:13] } 14. cxd5?! { [%eval -0.37] } { Inaccuracy. dxe5 was best. } { [%clk 1:02:35] } 14... cxd5 { [%eval -0.42] [%clk 0:57:13] } 15. dxe5 { [%eval -0.12] [%clk 0:55:52] } 15... Nxe5 { [%eval -0.28] [%clk 0:57:21] } 16. Nb5 { [%eval -0.44] [%clk 0:52:26] } 16... a6 { [%eval -0.23] [%clk 0:52:42] } 17. Nd4 { [%eval -0.5] [%clk 0:44:28] } 17... Rac8 { [%eval -0.59] [%clk 0:49:59] } 18. Qb1 { [%eval -1.03] [%clk 0:43:03] } 18... Ne4 { [%eval -0.77] [%clk 0:46:31] } 19. Nxe4 { [%eval -0.73] [%clk 0:43:25] } 19... dxe4 { [%eval -0.8] [%clk 0:46:33] } 20. Rf1 { [%eval -1.24] [%clk 0:39:22] } 20... Qg5 { [%eval -1.5] [%clk 0:44:30] } 21. Kh1 { [%eval -1.9] [%clk 0:38:23] } 21... Rd6? { [%eval -0.73] } { Mistake. Bf8 was best. } { [%clk 0:37:43] } 22. f4 { [%eval -0.73] [%clk 0:37:30] } 22... exf3 { [%eval -0.68] [%clk 0:38:06] } 23. Nxf3 { [%eval -0.71] [%clk 0:37:55] } 23... Nxf3 { [%eval -0.72] [%clk 0:37:25] } 24. Bxf3 { [%eval -0.64] [%clk 0:37:29] } 24... Bxf3 { [%eval -0.75] [%clk 0:37:39] } 25. Rxf3 { [%eval -0.76] [%clk 0:37:52] } 25... Qg6 { [%eval -0.95] [%clk 0:33:36] } 26. Bd4 { [%eval -1.01] [%clk 0:27:55] } 26... Qxb1 { [%eval -1.22] [%clk 0:32:10] } 27. Rxb1 { [%eval -0.97] [%clk 0:28:23] } 27... Rc2 { [%eval -0.51] [%clk 0:29:33] } 28. Rbf1?! { [%eval -1.43] } { Inaccuracy. Kg1 was best. } { [%clk 0:28:48] } 28... f6 { [%eval -1.58] [%clk 0:29:34] } 29. R3f2 { [%eval -1.79] [%clk 0:29:13] } 29... Rxf2 { [%eval -1.79] [%clk 0:28:17] } 30. Rxf2 { [%eval -1.63] [%clk 0:29:40] } 30... Bc3 { [%eval -2.0] [%clk 0:28:35] } 31. Rc2 { [%eval -1.83] [%clk 0:22:52] } 31... Bxd4 { [%eval -1.79] [%clk 0:28:59] } 32. exd4 { [%eval -1.77] [%clk 0:23:18] } 32... Rxd4 { [%eval -1.87] [%clk 0:29:24] } 33. h3 { [%eval -1.64] [%clk 0:22:56] } 33... Rd6 { [%eval -1.36] [%clk 0:28:51] } 34. Rc7 { [%eval -1.68] [%clk 0:22:28] } 34... h5 { [%eval -1.52] [%clk 0:27:55] } 35. Ra7 { [%eval -1.92] [%clk 0:18:04] } 35... a5 { [%eval -1.56] [%clk 0:26:32] } 36. Rb7?! { [%eval -2.15] } { Inaccuracy. h4 was best. } { [%clk 0:14:41] } 36... Kh7 { [%eval -1.75] [%clk 0:26:10] } 37. Kg1?! { [%eval -2.42] } { Inaccuracy. h4 was best. } { [%clk 0:15:04] } 37... h4 { [%eval -2.62] [%clk 0:24:07] } 38. Kf2 { [%eval -2.36] [%clk 0:15:09] } 38... Kh6 { [%eval -2.12] [%clk 0:24:29] } 39. Kf3?! { [%eval -2.99] } { Inaccuracy. a3 was best. } { [%clk 0:14:45] } 39... g5 { [%eval -2.54] [%clk 0:24:45] } 40. Ke3?! { [%eval -3.43] } { Inaccuracy. Rc7 was best. } { [%clk 0:10:03] } 40... Kg6?! { [%eval -2.59] } { Inaccuracy. Rc6 was best. } { [%clk 0:24:32] } 41. Ke4? { [%eval -4.26] } { Mistake. Rc7 was best. } { [%clk 0:10:05] } 41... Re6+ { [%eval -4.06] [%clk 0:24:04] } 42. Kf3 { [%eval -4.04] [%clk 0:09:29] } 42... Kf5?! { [%eval -3.11] } { Inaccuracy. Rc6 was best. } { [%clk 0:23:14] } 43. Rd7 { [%eval -2.74] [%clk 0:09:54] } 43... Ke5 { [%eval -3.15] [%clk 0:22:53] } 44. Rc7 { [%eval -3.84] [%clk 0:06:14] } 44... Kd5 { [%eval -3.85] [%clk 0:21:05] } 45. Rc2 { [%eval -4.5] [%clk 0:06:28] } 45... Rc6?! { [%eval -3.24] } { Inaccuracy. f5 was best. } { [%clk 0:20:24] } 46. Rd2+ { [%eval -3.31] [%clk 0:06:51] } 46... Ke5 { [%eval -2.99] [%clk 0:20:35] } 47. Re2+? { [%eval -5.19] } { Mistake. Kg4 was best. } { [%clk 0:02:15] } 47... Kf5 { [%eval -5.7] [%clk 0:19:02] } 48. Rd2 { [%eval -5.7] [%clk 0:02:13] } 48... Rc3+ { [%eval -5.75] [%clk 0:19:16] } 49. Kf2 { [%eval -5.9] [%clk 0:02:40] } 49... Ke5?! { [%eval -4.58] } { Inaccuracy. Kf4 was best. } { [%clk 0:18:58] } 50. Re2+?! { [%eval -6.07] } { Inaccuracy. Kg1 was best. } { [%clk 0:02:48] } 50... Kd5 { [%eval -4.92] [%clk 0:19:22] } 0-1