Event: Asian Age Group 2025
Site: Berjaya Penang
Date: 2025-07-06
White: Nguyen Vu Bao Chau
WhiteElo: 1622
Black: Koh, Hui Qi
BlackElo: 1423
Result: 1/2-1/2
ECO: A46
Opening: Indian Defense: London System
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:50] } 1... Nf6 { [%eval 0.19] [%clk 1:30:54] } 2. Nf3 { [%eval 0.11] [%clk 1:31:04] } 2... e6 { [%eval 0.14] [%clk 1:30:12] } 3. Bf4 { [%eval 0.03] [%clk 1:31:10] } 3... d5 { [%eval 0.1] [%clk 1:29:47] } 4. e3 { [%eval 0.0] [%clk 1:31:11] } 4... c5 { [%eval 0.14] [%clk 1:26:45] } 5. c3 { [%eval 0.0] [%clk 1:31:11] } 5... Nc6 { [%eval 0.13] [%clk 1:25:45] } 6. Nbd2 { [%eval 0.14] [%clk 1:31:08] } 6... Qb6 { [%eval 0.35] [%clk 1:23:46] } 7. Qb3 { [%eval 0.14] [%clk 1:30:36] } 7... c4 { [%eval 0.32] [%clk 1:23:39] } 8. Qc2 { [%eval 0.47] [%clk 1:30:48] } 8... Bd7 { [%eval 0.83] [%clk 1:14:00] } 9. Be2 { [%eval 0.59] [%clk 1:29:01] } 9... Be7 { [%eval 0.78] [%clk 1:12:53] } 10. h3 { [%eval 0.49] [%clk 1:27:50] } 10... O-O { [%eval 0.55] [%clk 1:10:03] } 11. O-O { [%eval 0.64] [%clk 1:27:02] } 11... Qd8 { [%eval 0.63] [%clk 1:04:53] } 12. Rfe1 { [%eval 0.47] [%clk 1:23:48] } 12... b5 { [%eval 0.4] [%clk 1:01:44] } 13. b4? { [%eval -0.72] } { Mistake. e4 was best. } { [%clk 1:15:05] } 13... a5 { [%eval -0.67] [%clk 0:43:08] } 14. a3 { [%eval -0.57] [%clk 1:14:49] } 14... a4? { [%eval 0.68] } { Mistake. Ra6 was best. } { [%clk 0:43:00] } 15. Bg5?! { [%eval 0.1] } { Inaccuracy. e4 was best. } { [%clk 1:14:49] } 15... h6 { [%eval 0.28] [%clk 0:42:35] } 16. Bxf6 { [%eval 0.23] [%clk 1:14:32] } 16... Bxf6 { [%eval 0.28] [%clk 0:43:02] } 17. Nh2?! { [%eval -0.39] } { Inaccuracy. e4 was best. } { [%clk 1:14:17] } 17... e5 { [%eval -0.33] [%clk 0:42:25] } 18. dxe5 { [%eval -0.49] [%clk 1:13:44] } 18... Nxe5 { [%eval 0.0] [%clk 0:40:02] } 19. Ndf3 { [%eval 0.0] [%clk 1:13:16] } 19... Qe7 { [%eval 0.0] [%clk 0:38:07] } 20. Rad1 { [%eval 0.0] [%clk 1:12:46] } 20... Be6 { [%eval 0.33] [%clk 0:28:05] } 21. Nd4 { [%eval 0.34] [%clk 1:12:52] } 21... Bd7 { [%eval 0.44] [%clk 0:27:42] } 22. e4?! { [%eval -0.31] } { Inaccuracy. Ng4 was best. } { [%clk 1:09:10] } 22... dxe4 { [%eval -0.33] [%clk 0:26:16] } 23. Qxe4 { [%eval -0.4] [%clk 1:09:29] } 23... Ng6?! { [%eval 0.22] } { Inaccuracy. Rfe8 was best. } { [%clk 0:25:41] } 24. Qxe7 { [%eval 0.08] [%clk 1:08:15] } 24... Nxe7 { [%eval 0.11] [%clk 0:23:33] } 25. Bg4 { [%eval 0.0] [%clk 1:07:36] } 25... Bxg4?! { [%eval 0.96] } { Inaccuracy. Rfd8 was best. } { [%clk 0:23:17] } 26. Nxg4 { [%eval 0.99] [%clk 1:06:00] } 26... Bxd4 { [%eval 0.97] [%clk 0:23:37] } 27. Rxd4 { [%eval 0.94] [%clk 1:06:05] } 27... Rfe8 { [%eval 1.07] [%clk 0:21:29] } 28. Rde4?! { [%eval 0.02] } { Inaccuracy. Kf1 was best. } { [%clk 0:58:53] } 28... Kf8 { [%eval 0.03] [%clk 0:21:50] } 29. Ne5 { [%eval -0.16] [%clk 0:56:20] } 29... Rad8 { [%eval -0.22] [%clk 0:20:13] } 30. Kf1 { [%eval -0.32] [%clk 0:46:40] } 30... f6 { [%eval -0.26] [%clk 0:19:46] } 31. Nf3 { [%eval -0.24] [%clk 0:44:39] } 31... Nd5 { [%eval -0.25] [%clk 0:19:33] } 32. Rxe8+ { [%eval -0.31] [%clk 0:44:32] } 32... Rxe8 { [%eval -0.36] [%clk 0:19:58] } 33. Rc1 { [%eval -0.26] [%clk 0:44:46] } 33... Re4 { [%eval -0.22] [%clk 0:19:38] } 34. Nd2 { [%eval -0.68] [%clk 0:43:23] } 34... Re8 { [%eval -0.29] [%clk 0:19:26] } 35. Nf3 { [%eval -0.37] [%clk 0:40:33] } 35... Re4 { [%eval -0.19] [%clk 0:19:50] } 36. g3 { [%eval -0.3] [%clk 0:40:09] } 36... g5 { [%eval -0.1] [%clk 0:18:41] } 37. Rc2?! { [%eval -0.7] } { Inaccuracy. h4 was best. } { [%clk 0:37:22] } 37... h5 { [%eval -0.25] [%clk 0:15:49] } 38. Rc1 { [%eval -0.58] [%clk 0:36:30] } 38... h4?! { [%eval 0.0] } { Inaccuracy. Kg8 was best. } { [%clk 0:12:24] } 39. gxh4 { [%eval 0.0] [%clk 0:33:26] } 39... gxh4 { [%eval 0.0] [%clk 0:12:49] } 40. Rc2?! { [%eval -0.56] } { Inaccuracy. Re1 was best. } { [%clk 0:32:35] } 40... Rf4 { [%eval -0.82] [%clk 0:12:46] } 41. Nd4?? { [%eval -2.92] } { Blunder. Kg2 was best. } { [%clk 0:31:55] } 41... Ne3+? { [%eval -1.39] } { Mistake. Kf7 was best. } { [%clk 0:12:39] } 42. Ke2 { [%eval -1.16] [%clk 0:31:48] } 42... Nxc2?? { [%eval 3.89] } { Blunder. Rxd4 was best. } { [%clk 0:12:52] } 43. Ne6+ { [%eval 4.25] [%clk 0:32:14] } 43... Kf7 { [%eval 4.36] [%clk 0:13:01] } 44. Nxf4 { [%eval 3.64] [%clk 0:32:41] } 44... Nxa3?! { [%eval 5.03] } { Inaccuracy. f5 was best. } { [%clk 0:12:12] } 45. Kd2 { [%eval 4.88] [%clk 0:32:59] } 45... Nb1+?! { [%eval 6.29] } { Inaccuracy. Ke7 was best. } { [%clk 0:11:53] } 46. Kc2 { [%eval 5.88] [%clk 0:32:52] } 46... Nxc3 { [%eval 6.2] } 47. Kxc3 { [%eval 6.02] [%clk 0:33:21] } 47... Ke7 { [%eval 6.0] [%clk 0:12:18] } 48. Nd5+ { [%eval 5.55] [%clk 0:33:27] } 48... Kd6 { [%eval 5.55] [%clk 0:12:28] } 49. Nxf6 { [%eval 5.5] [%clk 0:33:54] } 49... a3 { [%eval 5.36] [%clk 0:12:51] } 50. Ne4+ { [%eval 5.21] [%clk 0:32:57] } 50... Ke5 { [%eval 4.64] } 51. Nd2?? { [%eval 0.0] } { Blunder. f3 was best. } { [%clk 0:32:35] } 51... a2 { [%eval 0.0] [%clk 0:13:41] } 52. Nxc4+ { [%eval 0.0] [%clk 0:32:36] } 52... bxc4 { [%eval 0.0] [%clk 0:14:01] } 53. Kb2 { [%eval 0.0] [%clk 0:32:57] } 53... Kd4 { [%eval 0.0] [%clk 0:14:24] } 54. Kxa2 { [%eval 0.0] [%clk 0:32:43] } 54... Kd3 { [%eval 0.0] [%clk 0:14:47] } 55. b5 { [%eval 0.0] [%clk 0:32:30] } 55... c3 { [%eval 0.0] [%clk 0:15:14] } 56. b6 { [%eval 0.0] [%clk 0:32:52] } 56... c2 { [%eval 0.0] [%clk 0:15:41] } 57. b7 { [%eval 0.0] [%clk 0:33:02] } 57... c1=Q { [%eval 0.0] } 58. b8=Q { [%eval 0.0] [%clk 0:33:28] } 58... Qd2+ { [%eval 0.0] [%clk 0:16:21] } 59. Kb1 { [%eval -0.04] [%clk 0:32:48] } 59... Qc2+ { [%eval 0.0] [%clk 0:16:39] } 60. Ka1 { [%eval 0.0] [%clk 0:33:05] } 60... Qc1+ { [%eval 0.0] [%clk 0:14:20] } 61. Ka2 { [%eval 0.0] [%clk 0:32:45] } 61... Qd2+ { [%eval 0.0] [%clk 0:14:11] } 62. Ka3 { [%eval 0.0] [%clk 0:32:41] } 62... Qc3+ { [%eval 0.0] [%clk 0:13:47] } 63. Ka2 { [%eval 0.0] [%clk 0:32:57] } 63... Qd2+ { [%eval 0.0] [%clk 0:13:44] } 64. Ka1 { [%eval -0.01] [%clk 0:32:56] } 64... Qe1+ { [%eval 0.0] [%clk 0:13:39] } 65. Ka2 { [%eval -0.03] [%clk 0:32:43] } 65... Qxf2+ { [%eval 0.0] [%clk 0:14:00] } 66. Ka3 { [%eval -0.16] [%clk 0:32:43] } 66... Qc5+ { [%eval 0.0] [%clk 0:14:14] } 67. Kb2 { [%eval 0.0] [%clk 0:33:07] } 67... Qc3+ { [%eval -0.01] [%clk 0:14:21] } 68. Kb1 { [%eval -0.05] [%clk 0:33:20] } 68... Qc2+ { [%eval -0.1] [%clk 0:14:13] } 69. Ka1 { [%eval -0.12] [%clk 0:33:45] } 69... Qc3+ { [%eval -0.14] [%clk 0:14:08] } 70. Ka2 { [%eval -0.16] [%clk 0:34:08] } 70... Qa5+ { [%eval -0.08] [%clk 0:14:29] } 71. Kb1 { [%eval -0.08] [%clk 0:34:22] } 71... Qe1+ { [%eval -0.07] [%clk 0:14:35] } 72. Ka2 { [%eval -0.1] [%clk 0:34:46] } 72... Qe6+ { [%eval 0.0] [%clk 0:14:52] } 73. Ka3 { [%eval -0.01] [%clk 0:35:02] } 73... Qa6+ { [%eval -0.01] [%clk 0:15:08] } 74. Kb2 { [%eval -0.01] [%clk 0:34:58] } 74... Qf6+ { [%eval -0.01] [%clk 0:15:26] } 75. Ka2 { [%eval -0.07] [%clk 0:35:13] } 75... Qa6+ { [%eval 0.0] [%clk 0:15:34] } 76. Kb2 { [%eval -0.03] [%clk 0:35:36] } 76... Qf6+ { [%eval -0.05] } 77. Ka2 { [%eval -0.25] [%clk 0:35:47] } 77... Qa6+ { [%eval 0.0] [%clk 0:16:24] } 1/2-1/2