Event: 2024 North American Youth Championship - OPEN
Site: Dulles, Virginia, United States
Date: 2024-12-22
White: Cao, Frank Zhongtian
WhiteElo: 1846
Black: Zhang, Oscar Y
BlackElo: 1834
Result: 1/2-1/2
ECO: B99
Opening: Sicilian Defense: Najdorf Variation, Main Line
Variant: Standard
TimeControl: G/90; +30

1. e4 { [%eval 0.18] [%clk 1:30:58] } 1... c5 { [%eval 0.25] [%clk 1:30:49] } 2. Nf3 { [%eval 0.2] [%clk 1:31:24] } 2... d6 { [%eval 0.22] [%clk 1:30:49] } 3. d4 { [%eval 0.22] [%clk 1:31:50] } 3... cxd4 { [%eval 0.19] [%clk 1:31:09] } 4. Nxd4 { [%eval 0.18] [%clk 1:32:17] } 4... Nf6 { [%eval 0.25] [%clk 1:31:29] } 5. Nc3 { [%eval 0.32] [%clk 1:32:43] } 5... a6 { [%eval 0.32] [%clk 1:31:39] } 6. Bg5 { [%eval 0.08] [%clk 1:33:06] } 6... e6 { [%eval 0.12] [%clk 1:31:36] } 7. f4 { [%eval 0.05] [%clk 1:33:29] } 7... Be7 { [%eval 0.4] [%clk 1:30:58] } 8. Qf3 { [%eval 0.4] [%clk 1:33:54] } 8... Qc7 { [%eval 0.42] [%clk 1:31:22] } 9. O-O-O { [%eval 0.55] [%clk 1:34:15] } 9... Nbd7 { [%eval 0.64] [%clk 1:31:47] } 10. g4 { [%eval 0.54] [%clk 1:34:32] } 10... b5 { [%eval 0.49] [%clk 1:31:16] } 11. Bxf6 { [%eval 0.42] [%clk 1:34:56] } 11... Nxf6 { [%eval 0.42] [%clk 1:31:26] } 12. g5 { [%eval 0.43] [%clk 1:35:20] } 12... Nd7 { [%eval 0.44] [%clk 1:31:49] } 13. f5 { [%eval 0.52] [%clk 1:35:45] } 13... Bxg5+ { [%eval 0.55] [%clk 1:31:58] } 14. Kb1 { [%eval 0.66] [%clk 1:36:09] } 14... O-O { [%eval 0.67] [%clk 1:32:07] } 15. fxe6 { [%eval 0.64] [%clk 1:11:13] } 15... Nb6 { [%eval 0.74] [%clk 1:32:05] } 16. Qg3?! { [%eval -0.05] } { Inaccuracy. Nd5 was best. } { [%clk 0:59:37] } 16... Bf6 { [%eval -0.03] [%clk 1:32:01] } 17. exf7+ { [%eval -0.04] [%clk 0:53:01] } 17... Rxf7 { [%eval -0.1] [%clk 1:30:52] } 18. Nd5 { [%eval -0.11] [%clk 0:38:15] } 18... Nxd5 { [%eval -0.07] [%clk 1:31:15] } 19. exd5 { [%eval -0.16] [%clk 0:38:40] } 19... Be5 { [%eval -0.18] [%clk 1:31:31] } 20. Qd3 { [%eval -0.16] [%clk 0:26:14] } 20... Rf2 { [%eval -0.12] [%clk 1:21:07] } 21. Rd2 { [%eval -0.14] [%clk 0:13:14] } 21... Rf4 { [%eval 0.05] [%clk 1:15:38] } 22. Nc6 { [%eval -0.19] [%clk 0:08:02] } 22... Bf5 { [%eval -0.12] [%clk 1:15:13] } 23. Qb3 { [%eval -0.5] [%clk 0:07:11] } 23... Bf6 { [%eval 0.0] [%clk 1:13:19] } 24. Bh3?! { [%eval -0.59] } { Inaccuracy. Qg3 was best. } { [%clk 0:05:46] } 24... Bxh3 { [%eval -0.26] [%clk 1:11:37] } 25. Qxh3 { [%eval -0.26] [%clk 0:06:11] } 25... Re8 { [%eval -0.36] [%clk 1:11:44] } 26. Rdd1 { [%eval -0.52] [%clk 0:01:14] } 26... Rfe4 { [%eval -0.2] [%clk 1:07:05] } 27. Qg3 { [%eval -0.67] [%clk 0:00:39] } 27... Bh4?! { [%eval -0.05] } { Inaccuracy. Re3 was best. } { [%clk 1:03:33] } 28. Qh3 { [%eval -0.59] [%clk 0:00:46] } 28... Qb6?! { [%eval 0.0] } { Inaccuracy. Qc8 was best. } { [%clk 1:03:13] } 29. Rhf1 { [%eval 0.0] [%clk 0:00:35] } 29... Qe3? { [%eval 1.52] } { Mistake. Qc5 was best. } { [%clk 1:00:57] } 30. Qd7 { [%eval 1.65] [%clk 0:00:34] } 30... Bf6 { [%eval 1.47] [%clk 1:00:05] } 31. Qxd6 { [%eval 1.56] [%clk 0:00:35] } 31... Qe2 { [%eval 1.67] [%clk 0:57:58] } 32. Qg3 { [%eval 1.71] [%clk 0:00:33] } 32... Re3 { [%eval 2.17] [%clk 0:53:05] } 33. Qf2? { [%eval 0.67] } { Mistake. Qg1 was best. } { [%clk 0:00:35] } 33... Qc4 { [%eval 0.53] [%clk 0:52:03] } 34. Rfe1?? { [%eval -1.21] } { Blunder. Qf5 was best. } { [%clk 0:00:35] } 34... Qxd5 { [%eval -1.35] [%clk 0:50:02] } 35. Nb4 { [%eval -1.08] [%clk 0:00:36] } 35... Qd4 { [%eval -1.27] [%clk 0:42:09] } 36. Nd3 { [%eval -1.19] [%clk 0:00:34] } 36... a5 { [%eval -1.23] [%clk 0:35:18] } 37. Rxe3 { [%eval -1.16] [%clk 0:00:56] } 37... Rxe3 { [%eval -1.18] [%clk 0:35:40] } 38. Qg2 { [%eval -1.03] [%clk 0:00:34] } 38... h6 { [%eval -0.82] [%clk 0:32:57] } 39. c3?! { [%eval -1.46] } { Inaccuracy. a3 was best. } { [%clk 0:00:34] } 39... Qd7 { [%eval -1.49] [%clk 0:31:13] } 40. Qd2 { [%eval -1.4] [%clk 0:00:35] } 40... Bg5?? { [%eval 3.25] } { Blunder. Rh3 was best. } { [%clk 0:29:21] } 41. h4 { [%eval 3.25] [%clk 0:00:34] } 41... Rxd3?! { [%eval 4.18] } { Inaccuracy. Rg3 was best. } { [%clk 0:20:42] } 42. Qxd3 { [%eval 4.12] [%clk 0:00:59] } 42... Qxd3+ { [%eval 4.07] [%clk 0:21:06] } 43. Rxd3 { [%eval 3.84] [%clk 0:01:24] } 43... Bxh4 { [%eval 3.93] [%clk 0:21:30] } 44. Rd5 { [%eval 3.68] [%clk 0:01:20] } 44... b4 { [%eval 4.59] [%clk 0:21:39] } 45. cxb4 { [%eval 4.49] [%clk 0:01:03] } 45... axb4 { [%eval 4.02] [%clk 0:22:03] } 46. Rd4 { [%eval 3.24] [%clk 0:00:48] } 46... Be7 { [%eval 3.02] [%clk 0:22:25] } 47. Kc2?! { [%eval 1.75] } { Inaccuracy. Rd3 was best. } { [%clk 0:00:39] } 47... g5?! { [%eval 2.53] } { Inaccuracy. Kf7 was best. } { [%clk 0:22:39] } 48. Kd3 { [%eval 2.61] [%clk 0:00:35] } 48... Kf7 { [%eval 2.91] [%clk 0:22:43] } 49. Ke4 { [%eval 2.47] [%clk 0:00:36] } 49... Ke6 { [%eval 2.83] [%clk 0:22:38] } 50. Rd3 { [%eval 2.79] [%clk 0:00:33] } 50... h5?! { [%eval 4.17] } { Inaccuracy. Bd6 was best. } { [%clk 0:21:24] } 51. a3 { [%eval 3.66] [%clk 0:00:36] } 51... g4 { [%eval 4.34] [%clk 0:21:10] } 52. axb4?? { [%eval 0.33] } { Blunder. a4 was best. } { [%clk 0:00:39] } 52... Bxb4 { [%eval 0.39] [%clk 0:21:30] } 53. Kf4 { [%eval 0.39] [%clk 0:00:39] } 53... Bd6+ { [%eval 0.16] [%clk 0:21:50] } 54. Kg5 { [%eval 0.22] [%clk 0:00:37] } 54... g3 { [%eval 0.47] [%clk 0:21:45] } 55. Kxh5?! { [%eval -0.14] } { Inaccuracy. Rd2 was best. } { [%clk 0:00:35] } 55... g2 { [%eval -0.2] [%clk 0:22:03] } 56. Rd1 { [%eval 0.0] [%clk 0:00:57] } 56... Bc5 { [%eval 0.0] [%clk 0:22:13] } 57. Kg4 { [%eval 0.0] [%clk 0:01:12] } 57... g1=Q+ { [%eval 0.0] [%clk 0:22:17] } 58. Rxg1 { [%eval -0.1] [%clk 0:01:37] } 58... Bxg1 { [%eval 0.0] [%clk 0:22:41] } 59. b4 { [%eval 0.0] [%clk 0:02:02] } 59... Kd5 { [%eval -0.02] [%clk 0:23:05] } 60. b5 { [%eval -0.1] [%clk 0:02:28] } 60... Kc5 { [%eval -0.12] [%clk 0:23:30] } 61. b6 { [%clk 0:02:55] } 61... Kxb6 { [%clk 0:23:23] } 1/2-1/2