Event: Round 9: Duong, Thanh Nha - Song, Ethan
Date: 2025-04-22
White: Duong, Thanh Nha
WhiteTitle: IM
WhiteElo: 2182
Black: Song, Ethan
BlackTitle: FM
BlackElo: 2291
Result: 0-1
ECO: A06
Opening: Nimzo-Larsen Attack: Classical Variation
Variant: Standard
TimeControl: 90+30

1. Nf3 { [%eval 0.14] [%clk 1:30:28] } 1... d5 { [%eval 0.18] [%clk 1:30:53] } 2. b3 { [%eval -0.02] [%clk 1:30:45] } 2... Bg4 { [%eval 0.08] [%clk 1:30:56] } 3. Bb2 { [%eval 0.0] [%clk 1:30:33] } 3... Nf6 { [%eval 0.09] [%clk 1:31:13] } 4. e3 { [%eval 0.05] [%clk 1:27:57] } 4... Nbd7 { [%eval 0.19] [%clk 1:29:13] } 5. d4 { [%eval -0.04] [%clk 1:27:50] } 5... e6 { [%eval 0.0] [%clk 1:28:41] } 6. Be2 { [%eval 0.0] [%clk 1:28:12] } 6... Be7 { [%eval 0.12] [%clk 1:27:28] } 7. O-O { [%eval 0.13] [%clk 1:28:28] } 7... O-O { [%eval 0.08] [%clk 1:27:39] } 8. Nbd2 { [%eval 0.01] [%clk 1:27:44] } 8... a5 { [%eval 0.07] [%clk 1:23:07] } 9. a3 { [%eval -0.07] [%clk 1:26:54] } 9... h6 { [%eval 0.04] [%clk 1:18:56] } 10. Ne5 { [%eval -0.12] [%clk 1:25:56] } 10... Bf5 { [%eval -0.16] [%clk 1:15:27] } 11. Bd3 { [%eval -0.07] [%clk 1:21:55] } 11... Bxd3 { [%eval -0.07] [%clk 1:12:12] } 12. Nxd3 { [%eval 0.01] [%clk 1:16:26] } 12... Rc8 { [%eval 0.09] [%clk 1:09:54] } 13. c4 { [%eval 0.1] [%clk 1:08:37] } 13... b6 { [%eval 0.19] [%clk 0:58:12] } 14. Qe2 { [%eval 0.01] [%clk 0:54:21] } 14... c5 { [%eval 0.08] [%clk 0:54:23] } 15. Rfd1 { [%eval -0.18] [%clk 0:41:48] } 15... a4 { [%eval -0.16] [%clk 0:49:31] } 16. dxc5 { [%eval -0.11] [%clk 0:38:57] } 16... bxc5 { [%eval -0.11] [%clk 0:41:56] } 17. b4 { [%eval -0.01] [%clk 0:36:12] } 17... dxc4 { [%eval -0.02] [%clk 0:31:39] } 18. Nxc4 { [%eval -0.04] [%clk 0:36:06] } 18... cxb4 { [%eval -0.16] [%clk 0:31:32] } 19. Nxb4 { [%eval -0.11] [%clk 0:36:18] } 19... Qc7 { [%eval -0.09] [%clk 0:31:19] } 20. Rac1 { [%eval -0.1] [%clk 0:36:17] } 20... Qb8 { [%eval -0.08] [%clk 0:27:49] } 21. e4 { [%eval -0.51] [%clk 0:34:39] } 21... Bxb4 { [%eval -0.56] [%clk 0:26:05] } 22. axb4 { [%eval -0.58] [%clk 0:34:58] } 22... Qb5 { [%eval -0.07] [%clk 0:25:17] } 23. Kf1 { [%eval -0.1] [%clk 0:34:57] } 23... Rb8?! { [%eval 0.74] } { Inaccuracy. Qb8 was best. } { [%clk 0:24:07] } 24. Ba3 { [%eval 0.82] [%clk 0:29:06] } 24... Rfd8 { [%eval 1.04] [%clk 0:23:29] } 25. Na5 { [%eval 0.74] [%clk 0:27:53] } 25... Qxe2+ { [%eval 1.13] [%clk 0:21:31] } 26. Kxe2 { [%eval 0.95] [%clk 0:28:21] } 26... Re8 { [%eval 1.37] [%clk 0:21:03] } 27. Nc6 { [%eval 1.4] [%clk 0:28:21] } 27... Rb5 { [%eval 1.57] [%clk 0:21:05] } 28. f3 { [%eval 1.61] [%clk 0:25:24] } 28... Kh7 { [%eval 1.65] [%clk 0:21:22] } 29. Nd4 { [%eval 1.27] [%clk 0:25:13] } 29... Rb7 { [%eval 1.13] [%clk 0:21:00] } 30. Rc6?! { [%eval 0.38] } { Inaccuracy. Nc6 was best. } { [%clk 0:25:12] } 30... Ne5 { [%eval 0.44] [%clk 0:21:03] } 31. Rc5 { [%eval 0.14] [%clk 0:24:48] } 31... Nfd7 { [%eval 0.13] [%clk 0:21:16] } 32. Rc3 { [%eval 0.16] [%clk 0:24:32] } 32... Nb6 { [%eval 0.33] [%clk 0:20:53] } 33. Nb5 { [%eval 0.33] [%clk 0:21:39] } 33... Ree7? { [%eval 1.76] } { Mistake. Nbc4 was best. } { [%clk 0:18:52] } 34. Nd6 { [%eval 1.86] [%clk 0:21:11] } 34... Rb8 { [%eval 1.75] [%clk 0:18:11] } 35. f4? { [%eval 0.55] } { Mistake. Rdc1 was best. } { [%clk 0:19:33] } 35... Ng4?? { [%eval 2.38] } { Blunder. Ng6 was best. } { [%clk 0:17:12] } 36. h3 { [%eval 1.88] [%clk 0:18:54] } 36... Nf6 { [%eval 1.88] [%clk 0:17:11] } 37. b5 { [%eval 1.93] [%clk 0:18:54] } 37... Rd7 { [%eval 2.04] [%clk 0:17:32] } 38. Rc6 { [%eval 1.73] [%clk 0:18:29] } 38... Ra7 { [%eval 2.15] [%clk 0:15:31] } 39. Rdc1 { [%eval 2.21] [%clk 0:17:47] } 39... Ra5 { [%eval 2.66] [%clk 0:14:51] } 40. R1c3?! { [%eval 1.67] } { Inaccuracy. Rc7 was best. } { [%clk 0:17:47] } 40... Nbd7?! { [%eval 2.87] } { Inaccuracy. Nxe4 was best. } { [%clk 0:12:56] } 41. Rc7 { [%eval 2.76] [%clk 0:13:27] } 41... g5 { [%eval 2.99] [%clk 0:12:34] } 42. Bb4?? { [%eval 0.33] } { Blunder. g3 was best. } { [%clk 0:12:02] } 42... Raxb5 { [%eval 0.36] [%clk 0:12:03] } 43. Nxb5 { [%eval 0.47] [%clk 0:12:03] } 43... Rxb5 { [%eval 0.59] [%clk 0:12:29] } 44. e5?! { [%eval -0.07] } { Inaccuracy. fxg5 was best. } { [%clk 0:08:20] } 44... Nd5 { [%eval 0.0] [%clk 0:10:17] } 45. Rxd7 { [%eval 0.0] [%clk 0:08:35] } 45... Rxb4 { [%eval -0.09] [%clk 0:10:43] } 46. Ra3 { [%eval -0.06] [%clk 0:07:40] } 46... Nxf4+ { [%eval -0.03] [%clk 0:10:34] } 47. Kf3 { [%eval -0.14] [%clk 0:06:29] } 47... Kg6 { [%eval -0.17] [%clk 0:10:27] } 48. Ra7? { [%eval -1.5] } { Mistake. h4 was best. } { [%clk 0:04:20] } 48... Rb2 { [%eval -1.42] [%clk 0:10:13] } 49. g4 { [%eval -1.31] [%clk 0:02:10] } 49... Rh2 { [%eval -1.38] [%clk 0:09:33] } 50. R7xa4 { [%eval -1.43] [%clk 0:01:38] } 50... Rxh3+ { [%eval -1.49] [%clk 0:09:54] } 51. Kf2 { [%eval -1.47] [%clk 0:01:59] } 51... Rh2+ { [%eval -1.4] [%clk 0:09:54] } 52. Kf3? { [%eval -3.02] } { Mistake. Kg3 was best. } { [%clk 0:01:57] } 52... Rd2? { [%eval -1.6] } { Mistake. h5 was best. } { [%clk 0:10:19] } 53. Ra8 { [%eval -1.61] [%clk 0:02:00] } 53... Kg7 { [%eval -1.44] [%clk 0:10:19] } 54. Rb8? { [%eval -2.9] } { Mistake. R8a5 was best. } { [%clk 0:01:59] } 54... Ng6 { [%eval -2.58] [%clk 0:10:31] } 55. Rb5 { [%eval -2.53] [%clk 0:01:44] } 55... Rd4 { [%eval -1.9] [%clk 0:10:31] } 56. Re3?? { [%eval -4.96] } { Blunder. Kg3 was best. } { [%clk 0:01:33] } 56... Nh4+ { [%eval -5.06] [%clk 0:09:53] } 57. Kg3 { [%eval -5.13] [%clk 0:01:51] } 57... h5 { [%eval -5.11] [%clk 0:10:16] } 58. Ra3 { [%eval -5.12] [%clk 0:00:36] } 58... Rxg4+ { [%eval -4.98] [%clk 0:10:21] } 59. Kh3 { [%eval -4.81] [%clk 0:00:35] } 59... Rf4 { [%eval -5.01] [%clk 0:10:33] } 60. Rg3 { [%eval -5.45] [%clk 0:01:06] } 60... Nf3 { [%eval -5.22] [%clk 0:09:16] } 61. Rb3 { [%eval -5.92] [%clk 0:00:32] } 61... g4+ { [%eval -5.68] [%clk 0:08:57] } 62. Kg2 { [%eval -5.8] [%clk 0:00:56] } 62... Kh6 { [%eval -5.51] [%clk 0:08:21] } 63. Rb8 { [%eval -5.72] [%clk 0:01:06] } 63... h4 { [%eval -5.57] [%clk 0:08:03] } 64. Rxg4 { [%eval -5.13] [%clk 0:01:11] } 64... Rxg4+ { [%eval -5.59] [%clk 0:08:26] } 65. Kxf3 { [%eval -5.53] [%clk 0:01:35] } 65... Rg7 { [%eval -5.47] [%clk 0:08:36] } 66. Kf4 { [%eval -5.42] [%clk 0:01:34] } 66... Kh7 { [%eval -5.18] [%clk 0:07:46] } 67. Rb2 { [%eval -4.92] [%clk 0:00:34] } 67... Rg6 { [%eval -5.08] [%clk 0:07:58] } 68. Rh2 { [%eval -5.07] [%clk 0:00:39] } 68... Rh6 { [%eval -4.78] [%clk 0:08:16] } 69. Rh3 { [%eval -5.65] [%clk 0:00:44] } 69... Rh5 { [%eval -6.02] [%clk 0:08:17] } 70. Kg4 { [%eval -6.03] [%clk 0:00:31] } 70... Kg6 { [%eval -6.37] [%clk 0:08:35] } 71. Kf4 { [%eval -6.26] [%clk 0:00:47] } 71... Rf5+ { [%eval -6.1] [%clk 0:08:54] } 72. Ke4 { [%eval -5.51] [%clk 0:01:05] } 72... Kh5 { [%eval -6.34] [%clk 0:09:03] } 73. Rh1 { [%eval -5.87] [%clk 0:01:17] } 73... Kg4 { [%eval -5.72] [%clk 0:09:04] } 74. Rg1+ { [%eval -4.91] [%clk 0:00:59] } 74... Kh3 { [%eval -5.52] [%clk 0:09:20] } 75. Rg7 { [%eval -5.33] [%clk 0:01:21] } 75... Kh2 { [%eval -5.33] [%clk 0:09:32] } 76. Rg4 { [%eval -4.99] [%clk 0:00:55] } 76... h3 { [%eval -4.58] [%clk 0:09:32] } 77. Rg7?! { [%eval -6.47] } { Inaccuracy. Rg8 was best. } { [%clk 0:01:19] } 77... Kh1 { [%eval -6.49] [%clk 0:10:13] } 78. Rg3 { [%eval -7.2] [%clk 0:01:43] } 78... h2 { [%eval -7.0] [%clk 0:07:49] } 79. Rg7 { [%eval -7.65] [%clk 0:01:51] } 79... Rf2 { [%eval -7.81] [%clk 0:07:45] } 80. Ke3? { [%eval #-23] } { Checkmate is now unavoidable. Rg8 was best. } { [%clk 0:00:36] } 80... Rg2 { [%eval #-22] [%clk 0:07:56] } 81. Rxf7 { [%eval #-25] [%clk 0:00:51] } 81... Kg1 { [%eval -26.58] [%clk 0:08:22] } 0-1