Event: Round 4: Mairebis Castillo - Nathan Yan
Date: 2023-06-25
White: Mairebis Castillo
WhiteTitle: WFM
Black: Nathan Yan
Result: 1/2-1/2
ECO: D38
Opening: Queen's Gambit Declined: Westphalian Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 0:58:17] } 1... Nf6 { [%eval 0.28] [%clk 0:56:07] } 2. Nf3 { [%eval 0.12] [%clk 0:58:40] } 2... e6 { [%eval 0.38] [%clk 0:55:17] } 3. c4 { [%eval 0.0] [%clk 0:54:32] } 3... d5 { [%eval 0.17] [%clk 0:55:32] } 4. Nc3 { [%eval 0.0] [%clk 0:54:42] } 4... Bb4 { [%eval 0.15] [%clk 0:55:49] } 5. Bg5 { [%eval 0.15] [%clk 0:53:03] } 5... Nbd7 { [%eval 0.48] [%clk 0:54:31] } 6. e3 { [%eval 0.24] [%clk 0:53:11] } 6... c5 { [%eval 0.43] [%clk 0:54:52] } 7. cxd5 { [%eval 0.32] [%clk 0:52:06] } 7... exd5 { [%eval 0.51] [%clk 0:55:20] } 8. Bd3 { [%eval 0.4] [%clk 0:51:17] } 8... Qa5 { [%eval 0.47] [%clk 0:55:33] } 9. O-O { [%eval 0.21] [%clk 0:50:36] } 9... c4 { [%eval 0.26] [%clk 0:53:15] } 10. Bc2 { [%eval 0.11] [%clk 0:48:20] } 10... Bxc3 { [%eval 0.0] [%clk 0:49:01] } 11. bxc3 { [%eval 0.07] [%clk 0:48:49] } 11... Qxc3 { [%eval 0.0] [%clk 0:48:29] } 12. Rb1 { [%eval -0.21] [%clk 0:35:10] } 12... Qa5 { [%eval 0.02] [%clk 0:40:08] } 13. a4 { [%eval -0.03] [%clk 0:34:30] } 13... O-O { [%eval 0.39] [%clk 0:39:44] } 14. Rb5 { [%eval 0.0] [%clk 0:34:29] } 14... Qc7 { [%eval 0.05] [%clk 0:38:54] } 15. Bf4 { [%eval -0.13] [%clk 0:32:43] } 15... Qd8 { [%eval 0.0] [%clk 0:34:07] } 16. Bg5 { [%eval -0.35] [%clk 0:31:18] } 16... Qc7 { [%eval 0.12] [%clk 0:33:59] } 17. Bf4 { [%eval -0.01] [%clk 0:31:42] } 17... Qc6 { [%eval -0.03] [%clk 0:34:13] } 18. Ne5 { [%eval -0.14] [%clk 0:32:04] } 18... Qe6 { [%eval 0.04] [%clk 0:33:07] } 19. Qf3 { [%eval -0.24] [%clk 0:31:14] } 19... b6 { [%eval -0.18] [%clk 0:29:36] } 20. Bg3 { [%eval -0.58] [%clk 0:18:09] } 20... g6 { [%eval -0.6] [%clk 0:23:24] } 21. Bh4 { [%eval -0.88] [%clk 0:16:30] } 21... Ba6 { [%eval -0.4] [%clk 0:20:53] } 22. Rbb1?! { [%eval -1.16] } { Inaccuracy. Nxd7 was best. } { [%clk 0:14:24] } 22... Nxe5 { [%eval -1.15] [%clk 0:20:25] } 23. dxe5 { [%eval -1.15] [%clk 0:14:53] } 23... Nd7 { [%eval -1.21] [%clk 0:20:52] } 24. Rfd1 { [%eval -1.17] [%clk 0:11:59] } 24... Bb7 { [%eval -1.16] [%clk 0:19:21] } 25. Bf6 { [%eval -1.7] [%clk 0:09:31] } 25... Nxe5?! { [%eval -0.67] } { Inaccuracy. Nxf6 was best. } { [%clk 0:16:25] } 26. Qf4 { [%eval -1.25] [%clk 0:09:57] } 26... Rfe8 { [%eval -0.77] [%clk 0:13:40] } 27. h4 { [%eval -1.23] [%clk 0:08:22] } 27... h5 { [%eval -0.86] [%clk 0:08:48] } 28. a5 { [%eval -1.08] [%clk 0:04:40] } 28... Nd7?? { [%eval 0.95] } { Blunder. Qd6 was best. } { [%clk 0:07:56] } 29. Bd4 { [%eval 0.99] [%clk 0:04:53] } 29... Kh7?! { [%eval 1.88] } { Inaccuracy. Ne5 was best. } { [%clk 0:08:05] } 30. Qg5? { [%eval 0.25] } { Mistake. f3 was best. } { [%clk 0:05:09] } 30... Qg4 { [%eval 0.27] [%clk 0:07:49] } 31. Qxg4 { [%eval 0.44] [%clk 0:04:53] } 31... hxg4 { [%eval 0.42] [%clk 0:08:18] } 32. axb6?! { [%eval -0.31] } { Inaccuracy. h5 was best. } { [%clk 0:05:15] } 32... axb6 { [%eval -0.38] [%clk 0:07:39] } 33. h5 { [%eval -0.43] [%clk 0:05:29] } 33... Ra2 { [%eval -0.57] [%clk 0:07:10] } 34. Rdc1 { [%eval -0.65] [%clk 0:05:36] } 34... Re6 { [%eval -0.17] [%clk 0:06:09] } 35. hxg6+ { [%eval -0.19] [%clk 0:05:58] } 35... fxg6 { [%eval -0.16] [%clk 0:06:38] } 36. Kh2 { [%eval -0.14] [%clk 0:06:09] } 36... Nf6 { [%eval -0.01] [%clk 0:06:31] } 37. Bxb6 { [%eval 0.0] [%clk 0:05:57] } 37... Bc6 { [%eval 0.0] [%clk 0:06:14] } 38. Bd4 { [%eval 0.0] [%clk 0:06:20] } 38... Ba4 { [%eval -0.06] [%clk 0:05:38] } 39. Rb7+ { [%eval 0.0] [%clk 0:06:38] } 39... Kh6 { [%eval 0.0] [%clk 0:06:04] } 40. Bxa4 { [%eval 0.0] [%clk 0:03:59] } 40... Rxa4 { [%eval 0.0] [%clk 0:06:32] } 41. f3 { [%eval -0.18] [%clk 0:00:38] } 41... Ra2 { [%eval 0.0] [%clk 0:04:57] } 42. Rh1?! { [%eval -0.92] } { Inaccuracy. f4 was best. } { [%clk 0:00:51] } 42... Kg5 { [%eval -0.52] [%clk 0:03:00] } 43. Rf1?! { [%eval -1.4] } { Inaccuracy. f4+ was best. } { [%clk 0:01:04] } 43... gxf3?! { [%eval -0.63] } { Inaccuracy. Rd2 was best. } { [%clk 0:02:21] } 44. Rxf3 { [%eval -0.47] [%clk 0:01:33] } 44... Ne4 { [%eval 0.0] [%clk 0:02:51] } 45. Rb5?! { [%eval -0.65] } { Inaccuracy. Rd7 was best. } { [%clk 0:01:32] } 45... Rd6?! { [%eval 0.0] } { Inaccuracy. Kh5 was best. } { [%clk 0:03:07] } 46. Rf4 { [%eval 0.0] [%clk 0:01:46] } 46... c3?? { [%eval 4.2] } { Blunder. Nf2 was best. } { [%clk 0:00:48] } 47. Rxe4 { [%eval 4.11] [%clk 0:02:06] } 47... c2 { [%eval 4.13] [%clk 0:01:17] } 48. Re5+?! { [%eval 3.03] } { Inaccuracy. Rc5 was best. } { [%clk 0:02:35] } 48... Kh6?! { [%eval 4.23] } { Inaccuracy. Kg4 was best. } { [%clk 0:01:19] } 49. Rc5 { [%eval 4.12] [%clk 0:03:04] } 49... Rf6 { [%eval 4.23] [%clk 0:00:49] } 50. Re8 { [%eval 4.21] [%clk 0:03:11] } 50... Rf2 { [%eval 4.26] [%clk 0:00:59] } 51. Kg3?? { [%eval 0.09] } { Blunder. Kh3 was best. } { [%clk 0:00:36] } 51... Rxg2+ { [%eval 0.07] [%clk 0:01:19] } 52. Kf4 { [%eval 0.07] [%clk 0:00:58] } 52... Rf2+ { [%eval 0.27] [%clk 0:01:02] } 53. Ke5 { [%eval 0.09] [%clk 0:01:27] } 53... Rf5+ { [%eval 0.06] [%clk 0:00:37] } 54. Ke6 { [%eval 0.32] [%clk 0:01:56] } 54... Ra6+ { [%eval 0.05] [%clk 0:00:50] } 55. Ke7 { [%eval 0.06] [%clk 0:01:39] } 55... Ra7+ { [%eval 0.06] [%clk 0:01:07] } 56. Ke6 { [%eval 0.05] [%clk 0:01:40] } 56... Ra6+ { [%eval 0.0] [%clk 0:01:36] } 57. Ke7 { [%eval 0.0] [%clk 0:01:21] } 57... Ra7+ { [%eval 0.18] [%clk 0:02:05] } 58. Kd6 { [%eval 0.0] } 58... Ra6+ { [%eval 0.0] } 59. Kc7 { [%eval 0.0] } 59... Rf7+ { [%eval 0.0] } 60. Kb8 { [%eval 0.0] } 60... Rfa7?? { [%eval 2.98] } { Blunder. Rb6+ was best. } 61. Rh8+ { [%eval 3.03] } 61... Kg5 { [%eval 3.21] } 62. Rxc2 { [%eval 3.17] } 62... Ra8+ { [%eval 3.21] } 63. Kc7?! { [%eval 2.29] } { Inaccuracy. Kb7 was best. } 63... R8a7+?? { [%eval 4.96] } { Blunder. Rxh8 was best. } 64. Kd8? { [%eval 2.46] } { Mistake. Bxa7 was best. } 64... Ra8+?! { [%eval 3.32] } { Inaccuracy. Rb7 was best. } 65. Kc7? { [%eval 1.91] } { Mistake. Kd7 was best. } 65... Rxh8 { [%eval 2.28] } 66. Kb7?? { [%eval -3.27] } { Blunder. Bxh8 was best. } 66... Rd8?? { [%eval 3.24] } { Blunder. Raa8 was best. } 67. Kxa6 { [%eval 3.32] } 1/2-1/2