Event: Round 4: Christopher Williams - Nathan Yan
Date: 2023-05-13
White: Christopher Williams
Black: Nathan Yan
Result: 0-1
ECO: C78
Opening: Ruy Lopez: Morphy Defense
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:00] } 1... e5 { [%eval 0.35] [%clk 1:29:51] } 2. Nf3 { [%eval 0.29] [%clk 1:29:49] } 2... Nc6 { [%eval 0.32] [%clk 1:29:51] } 3. Bb5 { [%eval 0.34] [%clk 1:29:27] } 3... a6 { [%eval 0.37] [%clk 1:29:49] } 4. Ba4 { [%eval 0.31] [%clk 1:28:58] } 4... Nf6 { [%eval 0.37] [%clk 1:29:47] } 5. O-O { [%eval 0.29] [%clk 1:28:45] } 5... b5 { [%eval 0.37] [%clk 1:29:22] } 6. Bb3 { [%eval 0.39] [%clk 1:28:37] } 6... Bc5 { [%eval 0.22] [%clk 1:29:22] } 7. c3 { [%eval 0.13] [%clk 1:28:28] } 7... d6 { [%eval 0.25] [%clk 1:29:22] } 8. d4 { [%eval 0.46] [%clk 1:27:49] } 8... Bb6 { [%eval 0.36] [%clk 1:28:52] } 9. h3 { [%eval 0.06] [%clk 1:27:38] } 9... O-O { [%eval 0.36] [%clk 1:28:37] } 10. Be3 { [%eval 0.27] [%clk 1:27:25] } 10... h6 { [%eval 0.44] [%clk 1:28:22] } 11. Re1 { [%eval 0.32] [%clk 1:27:13] } 11... Re8 { [%eval 0.46] [%clk 1:27:22] } 12. Nbd2 { [%eval 0.63] [%clk 1:26:49] } 12... Rb8 { [%eval 0.51] [%clk 1:24:37] } 13. d5?! { [%eval -0.14] } { Inaccuracy. Bc2 was best. } { [%clk 1:23:48] } 13... Bxe3 { [%eval -0.2] [%clk 1:21:33] } 14. Rxe3 { [%eval -0.2] [%clk 1:23:39] } 14... Ne7 { [%eval -0.36] [%clk 1:21:33] } 15. Nf1 { [%eval -0.33] [%clk 1:22:52] } 15... Ng6 { [%eval -0.34] [%clk 1:20:39] } 16. Ng3 { [%eval -0.62] [%clk 1:22:20] } 16... Nf4 { [%eval -0.53] [%clk 1:19:06] } 17. Ne2? { [%eval -1.73] } { Mistake. c4 was best. } { [%clk 1:19:49] } 17... N6h5? { [%eval -0.4] } { Mistake. Bxh3 was best. } { [%clk 1:18:19] } 18. Nxf4 { [%eval -0.7] [%clk 1:19:22] } 18... Nxf4 { [%eval -0.71] [%clk 1:18:10] } 19. Kh2 { [%eval -0.92] [%clk 1:16:32] } 19... f5 { [%eval -0.74] [%clk 1:15:23] } 20. Nd2 { [%eval -0.86] } 20... Rf8 { [%eval -1.03] [%clk 1:11:27] } 21. Bc2 { [%eval -0.86] [%clk 1:11:43] } 21... fxe4 { [%eval -0.94] [%clk 1:07:57] } 22. Nxe4 { [%eval -1.11] [%clk 1:10:27] } 22... Bf5 { [%eval -1.14] [%clk 1:07:41] } 23. Rg3?! { [%eval -1.87] } { Inaccuracy. Qd2 was best. } { [%clk 1:05:00] } 23... Qe7 { [%eval -2.08] [%clk 1:03:40] } 24. Qd2?! { [%eval -3.19] } { Inaccuracy. b4 was best. } { [%clk 1:02:51] } 24... Kh8? { [%eval -1.53] } { Mistake. c6 was best. } { [%clk 1:02:39] } 25. Rd1? { [%eval -2.85] } { Mistake. Re1 was best. } { [%clk 1:01:20] } 25... Rf7? { [%eval -1.1] } { Mistake. c6 was best. } { [%clk 1:01:10] } 26. Rf3?! { [%eval -1.74] } { Inaccuracy. b3 was best. } { [%clk 1:00:47] } 26... Rbf8? { [%eval -0.58] } { Mistake. Qh4 was best. } { [%clk 1:00:11] } 27. Ng3?? { [%eval -3.29] } { Blunder. g3 was best. } { [%clk 1:00:27] } 27... Bc8 { [%eval -3.6] [%clk 0:52:29] } 28. Bb1?! { [%eval -5.59] } { Inaccuracy. Rh1 was best. } { [%clk 0:57:09] } 28... Qh4 { [%eval -5.75] [%clk 0:50:59] } 29. Qc2 { [%eval -6.34] [%clk 0:56:23] } 29... g6 { [%eval -6.62] [%clk 0:50:31] } 30. Nh1 { [%eval -7.81] [%clk 0:52:31] } 30... Bg4? { [%eval -4.25] } { Mistake. Nxg2 was best. } { [%clk 0:47:27] } 31. Rg3 { [%eval -4.0] [%clk 0:50:27] } 31... Bxd1 { [%eval -4.01] [%clk 0:46:53] } 32. Qxd1 { [%eval -4.17] [%clk 0:50:27] } 32... Qf6 { [%eval -4.64] [%clk 0:46:17] } 33. Rf3 { [%eval -4.26] [%clk 0:49:09] } 33... Qg7 { [%eval -3.94] [%clk 0:42:09] } 34. Rg3 { [%eval -4.19] [%clk 0:48:08] } 34... Rf6 { [%eval -4.15] [%clk 0:41:20] } 35. f3 { [%eval -4.87] [%clk 0:47:59] } 35... Qf7 { [%eval -4.89] [%clk 0:40:13] } 36. Nf2 { [%eval -5.68] [%clk 0:47:16] } 36... Qxd5 { [%eval -5.54] [%clk 0:39:32] } 37. Qxd5 { [%eval -6.29] [%clk 0:45:59] } 37... Nxd5 { [%eval -6.13] [%clk 0:39:32] } 38. Ng4 { [%eval -6.41] [%clk 0:45:55] } 38... Re6 { [%eval -6.77] [%clk 0:39:12] } 39. Nxh6 { [%eval -6.61] [%clk 0:45:54] } 39... Nf4?! { [%eval -4.88] } { Inaccuracy. Ne3 was best. } { [%clk 0:38:18] } 40. h4?! { [%eval -6.92] } { Inaccuracy. Rg5 was best. } { [%clk 0:45:00] } 40... d5 { [%eval -7.03] [%clk 0:38:13] } 41. Ng4 { [%eval -7.2] [%clk 0:43:37] } 41... d4?! { [%eval -4.97] } { Inaccuracy. Nh5 was best. } { [%clk 0:37:06] } 42. Nf2 { [%eval -5.22] [%clk 0:43:10] } 42... Rd8?! { [%eval -3.74] } { Inaccuracy. c5 was best. } { [%clk 0:37:06] } 43. cxd4?! { [%eval -5.35] } { Inaccuracy. Rg5 was best. } { [%clk 0:42:36] } 43... exd4 { [%eval -5.21] [%clk 0:37:06] } 44. Rg4 { [%eval -5.48] [%clk 0:42:33] } 44... Re2 { [%eval -5.76] [%clk 0:36:27] } 45. Nd3 { [%eval -7.0] [%clk 0:35:45] } 45... Nxd3 { [%eval -6.98] [%clk 0:36:22] } 46. Bxd3 { [%eval -6.89] [%clk 0:35:45] } 46... Re3 { [%eval -6.15] [%clk 0:36:22] } 47. Bb1 { [%eval -6.72] [%clk 0:35:16] } 47... d3 { [%eval -6.28] [%clk 0:36:08] } 48. Rxg6 { [%eval -6.79] [%clk 0:35:11] } 48... d2 { [%eval -6.93] [%clk 0:35:53] } 49. Bc2 { [%eval -6.79] [%clk 0:35:10] } 49... Rd6 { [%eval -6.93] [%clk 0:35:51] } 50. Rg5 { [%eval -7.91] [%clk 0:34:44] } 50... d1=Q?! { [%eval -5.8] } { Inaccuracy. Rc6 was best. } { [%clk 0:35:46] } 51. Bxd1 { [%eval -5.97] [%clk 0:34:24] } 51... Rxd1 { [%eval -5.52] [%clk 0:35:46] } 52. Rg6 { [%eval -6.23] [%clk 0:34:15] } 52... Rd6 { [%eval -6.61] [%clk 0:35:46] } 53. Rg5 { [%eval -6.67] [%clk 0:34:09] } 53... Re2 { [%eval -6.75] [%clk 0:35:38] } 54. a4 { [%eval -7.11] [%clk 0:33:35] } 54... bxa4 { [%eval -6.69] [%clk 0:35:38] } 55. Ra5 { [%eval -8.74] [%clk 0:33:35] } 55... Rg6 { [%eval -7.62] [%clk 0:35:37] } 56. Rxa4 { [%eval -9.62] [%clk 0:33:31] } 56... Rexg2+ { [%eval -9.25] [%clk 0:35:37] } 57. Kh1 { [%eval -9.37] [%clk 0:33:29] } 57... Rxb2 { [%eval -10.16] [%clk 0:35:37] } 58. h5 { [%eval -10.51] [%clk 0:33:23] } 58... Rc6 { [%eval -12.63] [%clk 0:35:37] } 59. Ra1 { [%eval -11.03] [%clk 0:33:23] } 59... a5 { [%eval -13.95] [%clk 0:35:37] } 60. f4 { [%eval -10.92] [%clk 0:33:18] } 60... a4 { [%eval -56.71] [%clk 0:35:37] } 61. f5?! { [%eval #-11] } { Checkmate is now unavoidable. Rb1 was best. } { [%clk 0:33:11] } 61... a3 { [%eval #-9] [%clk 0:35:37] } 62. f6 { [%eval #-9] [%clk 0:33:11] } 62... Rxf6 { [%eval #-8] [%clk 0:35:37] } 63. h6 { [%eval #-7] [%clk 0:33:11] } 63... a2 { [%eval #-6] [%clk 0:35:37] } 64. h7 { [%eval #-5] [%clk 0:33:09] } 64... Rff2 { [%eval #-4] [%clk 0:35:37] } 65. Kg1 { [%eval #-4] [%clk 0:33:09] } 65... Rfc2 { [%eval #-3] [%clk 0:35:37] } 0-1