Event: Round 4: Serena Yuan - Gustavo Maass
Date: 2024-01-21
White: Serena Yuan
WhiteTitle: WCM
Black: Gustavo Maass
BlackTitle: FM
Result: 1/2-1/2
ECO: E07
Opening: Catalan Opening: Closed
Variant: Standard

1. d4 { [%eval 0.15] [%clk 1:29:25] } 1... Nf6 { [%eval 0.16] [%clk 1:29:27] } 2. c4 { [%eval 0.16] [%clk 1:29:31] } 2... e6 { [%eval 0.21] [%clk 1:29:18] } 3. Nf3 { [%eval 0.0] [%clk 1:29:46] } 3... Be7 { [%eval 0.39] [%clk 1:28:08] } 4. g3 { [%eval 0.26] [%clk 1:29:54] } 4... O-O { [%eval 0.51] [%clk 1:28:29] } 5. Bg2 { [%eval 0.24] [%clk 1:30:13] } 5... d5 { [%eval 0.23] [%clk 1:27:24] } 6. O-O { [%eval 0.3] [%clk 1:30:24] } 6... Nbd7 { [%eval 0.49] [%clk 1:27:17] } 7. Nbd2 { [%eval 0.14] [%clk 1:30:20] } 7... c5 { [%eval 0.21] [%clk 1:26:01] } 8. cxd5 { [%eval 0.09] [%clk 1:26:42] } 8... exd5 { [%eval 0.13] [%clk 1:26:13] } 9. dxc5 { [%eval 0.06] [%clk 1:26:29] } 9... Nxc5 { [%eval 0.0] [%clk 1:26:00] } 10. Nb3 { [%eval 0.02] [%clk 1:24:04] } 10... Bf5 { [%eval 0.3] [%clk 1:22:13] } 11. Be3 { [%eval 0.38] [%clk 1:19:11] } 11... Ne6 { [%eval 0.5] [%clk 1:18:28] } 12. Nh4 { [%eval 0.33] [%clk 1:13:32] } 12... Be4 { [%eval 0.43] [%clk 1:15:36] } 13. f3 { [%eval 0.42] [%clk 1:09:02] } 13... Bg6 { [%eval 0.36] [%clk 1:16:03] } 14. Nxg6 { [%eval 0.2] [%clk 1:08:30] } 14... hxg6 { [%eval 0.23] [%clk 1:16:29] } 15. Qd2 { [%eval 0.07] [%clk 1:04:25] } 15... Qd7 { [%eval 0.42] [%clk 1:12:37] } 16. Rfd1 { [%eval 0.4] [%clk 1:01:48] } 16... Rfd8 { [%eval 0.49] [%clk 1:11:07] } 17. Nd4 { [%eval 0.19] [%clk 0:54:03] } 17... Rac8 { [%eval 0.63] [%clk 1:07:17] } 18. Nxe6?! { [%eval -0.25] } { Inaccuracy. Bh3 was best. } { [%clk 0:47:44] } 18... Qxe6 { [%eval -0.2] [%clk 1:06:44] } 19. Rac1 { [%eval -0.24] [%clk 0:44:10] } 19... b6 { [%eval -0.07] [%clk 1:04:52] } 20. Bd4 { [%eval -0.21] [%clk 0:41:38] } 20... Ne8 { [%eval 0.02] [%clk 1:01:11] } 21. Qe3 { [%eval -0.08] [%clk 0:36:53] } 21... Bc5 { [%eval 0.05] [%clk 0:57:54] } 22. Bxc5 { [%eval 0.18] [%clk 0:32:36] } 22... bxc5 { [%eval 0.22] [%clk 0:57:20] } 23. Qxe6 { [%eval 0.25] [%clk 0:30:35] } 23... fxe6 { [%eval 0.3] [%clk 0:57:47] } 24. Rd3 { [%eval 0.0] [%clk 0:25:45] } 24... Nd6 { [%eval 0.21] [%clk 0:55:52] } 25. b3 { [%eval -0.02] [%clk 0:22:49] } 25... Rc7 { [%eval 0.22] [%clk 0:50:59] } 26. Kf2 { [%eval 0.07] [%clk 0:19:37] } 26... a5 { [%eval 0.58] [%clk 0:49:43] } 27. f4?! { [%eval -0.01] } { Inaccuracy. e4 was best. } { [%clk 0:17:47] } 27... Kf7 { [%eval 0.02] [%clk 0:47:42] } 28. e3 { [%eval 0.0] [%clk 0:16:00] } 28... Ke7 { [%eval 0.05] [%clk 0:44:10] } 29. Ke2 { [%eval -0.34] [%clk 0:15:09] } 29... a4 { [%eval -0.08] [%clk 0:42:10] } 30. Rdc3 { [%eval -0.17] [%clk 0:13:53] } 30... axb3 { [%eval -0.03] [%clk 0:40:58] } 31. axb3 { [%eval -0.04] [%clk 0:12:54] } 31... Rdc8 { [%eval 0.0] [%clk 0:40:58] } 32. Ra1 { [%eval -0.13] [%clk 0:12:01] } 32... Rb8 { [%eval -0.07] [%clk 0:39:02] } 33. Rac1 { [%eval -0.11] [%clk 0:09:17] } 33... Rb5 { [%eval -0.17] [%clk 0:38:02] } 34. Ra1 { [%eval -0.28] [%clk 0:08:11] } 34... c4 { [%eval -0.16] [%clk 0:35:51] } 35. Rac1 { [%eval -0.16] [%clk 0:05:34] } 35... Ra7 { [%eval -0.01] [%clk 0:34:05] } 36. bxc4 { [%eval -0.03] [%clk 0:04:35] } 36... Rb2+ { [%eval -0.01] [%clk 0:32:51] } 37. R3c2 { [%eval -0.07] [%clk 0:02:21] } 37... Raa2 { [%eval -0.08] [%clk 0:33:08] } 38. Rxb2 { [%eval -0.06] [%clk 0:01:46] } 38... Rxb2+ { [%eval -0.03] [%clk 0:33:35] } 39. Kf1 { [%eval -0.13] [%clk 0:02:01] } 39... Nxc4 { [%eval -0.08] [%clk 0:31:44] } 40. Re1 { [%eval -0.11] [%clk 0:02:04] } 40... Kd6 { [%eval -0.07] [%clk 0:29:43] } 41. Re2 { [%eval -0.05] [%clk 0:01:54] } 41... Rb3 { [%eval -0.07] [%clk 0:27:39] } 42. Kf2 { [%eval -0.04] [%clk 0:02:06] } 42... e5 { [%eval -0.06] [%clk 0:27:40] } 43. fxe5+ { [%eval -0.05] [%clk 0:01:43] } 43... Nxe5 { [%eval -0.06] [%clk 0:27:22] } 44. h3 { [%eval -0.04] [%clk 0:01:04] } 44... Nd3+ { [%eval 0.0] [%clk 0:26:03] } 45. Kf3 { [%eval -0.07] [%clk 0:00:36] } 45... Ke5 { [%eval 0.0] [%clk 0:26:15] } 46. g4?! { [%eval -0.59] } { Inaccuracy. Kg4 was best. } { [%clk 0:00:49] } 46... Nf4?! { [%eval -0.01] } { Inaccuracy. Nb2 was best. } { [%clk 0:20:41] } 47. Re1? { [%eval -1.24] } { Mistake. Ra2 was best. } { [%clk 0:00:42] } 47... d4 { [%eval -1.26] [%clk 0:19:36] } 48. Bf1 { [%eval -1.19] [%clk 0:00:35] } 48... Nd5 { [%eval -0.97] [%clk 0:19:22] } 49. Bc4?? { [%eval -2.84] } { Blunder. h4 was best. } { [%clk 0:00:35] } 49... Rxe3+ { [%eval -3.32] [%clk 0:19:19] } 50. Rxe3+ { [%eval -3.24] [%clk 0:00:53] } 50... Nxe3 { [%eval -3.99] [%clk 0:19:32] } 51. Bd3 { [%eval -3.31] [%clk 0:01:18] } 51... g5 { [%eval -3.96] [%clk 0:19:40] } 52. Be4 { [%eval -4.64] [%clk 0:01:21] } 52... Nd5 { [%eval -4.36] [%clk 0:19:52] } 53. Bd3 { [%eval -4.12] [%clk 0:01:22] } 53... Nf4 { [%eval -3.36] [%clk 0:20:01] } 54. Bf1 { [%eval -3.42] [%clk 0:01:40] } 54... g6 { [%eval -4.23] [%clk 0:20:10] } 55. Bc4 { [%eval -4.6] [%clk 0:00:52] } 55... Nxh3 { [%eval -4.44] [%clk 0:19:52] } 56. Bd3 { [%eval -4.93] [%clk 0:01:14] } 56... Nf4 { [%eval -4.6] [%clk 0:20:08] } 57. Be4 { [%eval -5.78] [%clk 0:01:27] } 57... Kd6 { [%eval -5.46] [%clk 0:18:51] } 58. Bc2 { [%eval -5.61] [%clk 0:00:43] } 58... Kd5 { [%eval -6.02] [%clk 0:17:44] } 59. Bb3+ { [%eval -5.77] [%clk 0:00:49] } 59... Ke5 { [%eval -4.65] [%clk 0:17:50] } 60. Bc4 { [%eval -5.16] [%clk 0:00:46] } 60... d3 { [%eval -4.28] [%clk 0:14:57] } 61. Ke3 { [%eval -3.81] [%clk 0:00:40] } 61... d2?? { [%eval -0.34] } { Blunder. Ng2+ was best. } { [%clk 0:14:24] } 62. Bb3 { [%eval -0.31] [%clk 0:00:37] } 62... Ng2+ { [%eval -0.33] [%clk 0:06:23] } 63. Kf2 { [%eval -0.32] [%clk 0:00:56] } 63... Nh4 { [%eval -0.32] [%clk 0:05:30] } 64. Ke3 { [%eval -0.3] [%clk 0:01:12] } 64... Ng2+ { [%eval -0.32] [%clk 0:05:14] } 65. Kf2 { [%eval -0.32] [%clk 0:01:41] } 65... Nf4 { [%eval -0.25] [%clk 0:04:42] } 66. Ke3 { [%eval -0.31] [%clk 0:02:02] } 66... Nd5+ { [%eval -0.28] [%clk 0:04:20] } 67. Kxd2 { [%eval -0.28] [%clk 0:01:50] } 67... Nf6 { [%eval 0.0] [%clk 0:04:14] } 68. Ke3 { [%eval -0.25] [%clk 0:01:31] } 68... Nxg4+ { [%eval -0.16] [%clk 0:04:15] } 69. Kf3 { [%eval -0.26] [%clk 0:01:45] } 69... Nf6 { [%eval 0.0] [%clk 0:03:26] } 70. Bc2 { [%eval 0.0] [%clk 0:01:46] } 70... g4+ { [%eval 0.0] [%clk 0:03:14] } 71. Kg3 { [%eval 0.0] [%clk 0:02:13] } 71... g5 { [%eval 0.0] [%clk 0:03:14] } 72. Bd1 { [%eval -0.03] [%clk 0:02:27] } 72... Ne4+ { [%eval 0.0] [%clk 0:03:10] } 73. Kxg4 { [%eval 0.0] [%clk 0:02:38] } 73... Nf2+ { [%eval 0.0] [%clk 0:03:07] } 74. Kxg5 { [%eval 0.0] [%clk 0:03:04] } 74... Kd6 { [%eval 0.0] [%clk 0:03:17] } 1/2-1/2