Event: Round 5: Grant Xu - Oliver Barbosa
Date: 2023-04-07
White: Grant Xu
Black: Oliver Barbosa
BlackTitle: GM
Result: 1/2-1/2
ECO: B17
Opening: Caro-Kann Defense: Karpov Variation, Modern Main Line
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:56] } 1... c6 { [%eval 0.37] [%clk 1:30:52] } 2. d4 { [%eval 0.41] [%clk 1:31:18] } 2... d5 { [%eval 0.28] [%clk 1:31:14] } 3. Nd2 { [%eval 0.5] [%clk 1:31:43] } 3... dxe4 { [%eval 0.34] [%clk 1:31:38] } 4. Nxe4 { [%eval 0.34] [%clk 1:32:07] } 4... Nd7 { [%eval 0.4] [%clk 1:31:59] } 5. Ng5 { [%eval 0.11] [%clk 1:31:34] } 5... Ngf6 { [%eval 0.42] [%clk 1:32:17] } 6. Bd3 { [%eval 0.11] [%clk 1:31:33] } 6... e6 { [%eval 0.36] [%clk 1:32:38] } 7. N1f3 { [%eval 0.2] [%clk 1:31:29] } 7... Bd6 { [%eval 0.26] [%clk 1:33:00] } 8. Qe2 { [%eval 0.45] [%clk 1:31:06] } 8... h6 { [%eval 0.61] [%clk 1:33:12] } 9. Ne4 { [%eval 0.44] [%clk 1:30:57] } 9... Nxe4 { [%eval 0.5] [%clk 1:33:31] } 10. Qxe4 { [%eval 0.39] [%clk 1:30:52] } 10... Qc7 { [%eval 0.29] [%clk 1:33:52] } 11. O-O { [%eval 0.32] [%clk 1:30:26] } 11... b6 { [%eval 0.28] [%clk 1:30:42] } 12. Qg4 { [%eval 0.32] [%clk 1:29:02] } 12... Kf8 { [%eval 0.28] [%clk 1:30:49] } 13. b3 { [%eval 0.39] [%clk 1:28:09] } 13... Nf6 { [%eval 0.4] [%clk 1:29:08] } 14. Qh4 { [%eval 0.39] [%clk 1:27:47] } 14... Bb7 { [%eval 0.31] [%clk 1:27:26] } 15. Bb2 { [%eval 0.26] [%clk 1:27:13] } 15... Nd5 { [%eval 0.45] [%clk 1:26:52] } 16. Rad1 { [%eval 0.4] [%clk 1:25:35] } 16... Nf4 { [%eval 0.57] [%clk 1:20:08] } 17. g3 { [%eval 0.3] [%clk 1:24:20] } 17... Nxd3 { [%eval 0.31] [%clk 1:01:47] } 18. Rxd3 { [%eval 0.31] [%clk 1:24:44] } 18... Rd8 { [%eval 0.27] [%clk 0:57:24] } 19. c4 { [%eval 0.0] [%clk 1:20:22] } 19... Be7 { [%eval -0.03] [%clk 0:46:28] } 20. Qh5 { [%eval 0.0] [%clk 1:13:50] } 20... Bf6 { [%eval 0.0] [%clk 0:44:45] } 21. Ba3+ { [%eval -0.49] [%clk 1:05:15] } 21... Kg8 { [%eval -0.31] [%clk 0:43:48] } 22. Rfd1 { [%eval -0.64] [%clk 1:05:02] } 22... g6 { [%eval -0.34] [%clk 0:41:25] } 23. Qg4 { [%eval -0.37] [%clk 1:02:02] } 23... Kg7 { [%eval -0.24] [%clk 0:34:13] } 24. Bc1?! { [%eval -0.98] } { Inaccuracy. c5 was best. } { [%clk 0:58:09] } 24... h5 { [%eval -0.47] [%clk 0:30:31] } 25. Qe4?! { [%eval -1.21] } { Inaccuracy. Qf4 was best. } { [%clk 0:55:30] } 25... c5 { [%eval -1.31] [%clk 0:29:41] } 26. d5 { [%eval -1.29] [%clk 0:54:16] } 26... exd5 { [%eval -1.31] [%clk 0:29:00] } 27. cxd5 { [%eval -1.26] [%clk 0:54:40] } 27... Rhe8 { [%eval -1.3] [%clk 0:27:13] } 28. Qc4 { [%eval -1.32] [%clk 0:53:40] } 28... Qc8 { [%eval -1.03] [%clk 0:19:54] } 29. Qf4 { [%eval -1.1] [%clk 0:40:48] } 29... Qg4 { [%eval -0.71] [%clk 0:20:18] } 30. Qh6+ { [%eval -0.5] [%clk 0:26:07] } 30... Kg8 { [%eval -0.52] [%clk 0:20:46] } 31. Ng5 { [%eval -0.57] [%clk 0:23:29] } 31... Bxg5 { [%eval -0.48] [%clk 0:19:00] } 32. Qxg5 { [%eval -0.47] [%clk 0:23:18] } 32... Rd7 { [%eval -0.5] [%clk 0:15:39] } 33. f3 { [%eval -0.68] [%clk 0:16:34] } 33... Qxg5 { [%eval -0.57] [%clk 0:14:49] } 34. Bxg5 { [%eval -0.76] [%clk 0:17:01] } 34... Re5 { [%eval -0.47] [%clk 0:13:45] } 35. Bf4 { [%eval -0.8] [%clk 0:15:41] } 35... Rexd5 { [%eval -0.68] [%clk 0:09:55] } 36. Rxd5 { [%eval -0.85] [%clk 0:16:04] } 36... Bxd5 { [%eval -0.72] [%clk 0:10:12] } 37. Be5 { [%eval -0.99] [%clk 0:16:08] } 37... g5?! { [%eval -0.41] } { Inaccuracy. Kf8 was best. } { [%clk 0:09:02] } 38. h4?! { [%eval -0.98] } { Inaccuracy. g4 was best. } { [%clk 0:13:42] } 38... gxh4 { [%eval -0.84] [%clk 0:09:15] } 39. gxh4 { [%eval -0.9] [%clk 0:14:10] } 39... Kh7?! { [%eval -0.05] } { Inaccuracy. Kf8 was best. } { [%clk 0:07:59] } 40. Kf2 { [%eval 0.0] [%clk 0:14:13] } 40... a5 { [%eval 0.0] [%clk 0:06:53] } 41. Ke3 { [%eval 0.0] [%clk 0:14:05] } 41... b5 { [%eval 0.0] [%clk 0:05:34] } 42. Kf4 { [%eval -0.03] [%clk 0:13:05] } 42... Kg6 { [%eval 0.0] [%clk 0:05:03] } 43. Rg1+ { [%eval 0.08] [%clk 0:13:30] } 43... Kh7 { [%eval 0.0] [%clk 0:05:31] } 44. Rd1 { [%eval 0.0] [%clk 0:13:09] } 44... Kg6 { [%eval 0.04] [%clk 0:05:54] } 45. Rg1+ { [%eval 0.02] [%clk 0:13:34] } 45... Kh6 { [%eval 0.0] [%clk 0:06:23] } 46. Rd1 { [%eval 0.0] [%clk 0:13:43] } 46... b4 { [%eval 0.0] [%clk 0:06:40] } 47. Rc1 { [%eval 0.0] [%clk 0:11:29] } 47... c4 { [%eval 0.0] [%clk 0:06:27] } 48. bxc4 { [%eval 0.0] [%clk 0:11:53] } 48... Bc6 { [%eval 0.0] [%clk 0:06:57] } 49. Ke3 { [%eval 0.02] [%clk 0:11:34] } 49... Re7 { [%eval 0.11] [%clk 0:06:12] } 50. Kd4 { [%eval 0.0] [%clk 0:10:31] } 50... Bxf3 { [%eval 0.14] [%clk 0:06:12] } 51. Rf1 { [%eval 0.0] [%clk 0:10:59] } 51... Rd7+ { [%eval 0.0] [%clk 0:06:05] } 52. Kc5 { [%eval -0.1] [%clk 0:11:06] } 52... Bg4 { [%eval 0.0] [%clk 0:05:20] } 53. Rf6+ { [%eval 0.0] [%clk 0:11:18] } 53... Kh7 { [%eval 0.0] [%clk 0:05:44] } 54. Kb6 { [%eval -0.09] [%clk 0:09:38] } 54... a4 { [%eval 0.0] [%clk 0:05:41] } 55. c5 { [%eval 0.0] [%clk 0:06:45] } 55... b3 { [%eval 0.0] [%clk 0:05:40] } 56. axb3 { [%eval 0.0] [%clk 0:07:07] } 56... axb3 { [%eval 0.03] [%clk 0:06:08] } 57. c6 { [%eval 0.0] [%clk 0:06:11] } 57... Re7 { [%eval 0.0] [%clk 0:06:21] } 58. Bd4 { [%eval 0.0] [%clk 0:05:31] } 58... Re4 { [%eval 0.0] [%clk 0:04:36] } 59. Kc5 { [%eval 0.0] [%clk 0:04:56] } 59... Re2 { [%eval 0.0] [%clk 0:04:14] } 60. Rxf7+ { [%eval 0.0] [%clk 0:05:14] } 60... Kg6 { [%eval 0.0] [%clk 0:03:11] } 61. Rf6+ { [%eval 0.0] [%clk 0:04:48] } 61... Kh7 { [%eval 0.0] [%clk 0:03:40] } 62. Rf7+ { [%eval 0.0] [%clk 0:03:47] } 62... Kg6 { [%eval 0.0] [%clk 0:04:05] } 63. Rf6+ { [%eval 0.0] [%clk 0:03:45] } 63... Kh7 { [%eval 0.0] [%clk 0:04:27] } 64. Rf7+ { [%eval 0.0] [%clk 0:03:55] } 64... Kg6 { [%eval 0.0] [%clk 0:04:50] } 65. Rf6+ { [%eval 0.0] [%clk 0:03:48] } 1/2-1/2