Event: Round 8: Nguyen, Alex Dac-Vuong - Engel, Luis
Date: 2025-04-21
White: Nguyen, Alex Dac-Vuong
WhiteTitle: IM
WhiteElo: 2360
Black: Engel, Luis
BlackTitle: GM
BlackElo: 2544
Result: 0-1
ECO: B54
Opening: Sicilian Defense: Prins Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:57] } 1... c5 { [%eval 0.25] [%clk 1:30:57] } 2. Nf3 { [%eval 0.2] [%clk 1:31:23] } 2... d6 { [%eval 0.31] [%clk 1:31:23] } 3. d4 { [%eval 0.22] [%clk 1:31:49] } 3... cxd4 { [%eval 0.19] [%clk 1:31:49] } 4. Nxd4 { [%eval 0.18] [%clk 1:32:15] } 4... Nf6 { [%eval 0.25] [%clk 1:32:14] } 5. f3 { [%eval 0.0] [%clk 1:32:41] } 5... e5 { [%eval 0.0] [%clk 1:32:29] } 6. Nb3 { [%eval 0.0] [%clk 1:33:06] } 6... d5 { [%eval 0.0] [%clk 1:32:55] } 7. Bg5 { [%eval 0.0] [%clk 1:33:32] } 7... d4 { [%eval 0.0] [%clk 1:33:19] } 8. c3 { [%eval 0.0] [%clk 1:34:00] } 8... Nc6 { [%eval 0.0] [%clk 1:33:41] } 9. cxd4 { [%eval 0.0] [%clk 1:34:26] } 9... Bb4+ { [%eval 0.03] [%clk 1:33:48] } 10. Nc3 { [%eval 0.0] [%clk 1:34:53] } 10... exd4 { [%eval 0.0] [%clk 1:33:44] } 11. a3 { [%eval 0.0] [%clk 1:35:20] } 11... Be7 { [%eval 0.0] [%clk 1:34:06] } 12. Nb5 { [%eval 0.0] [%clk 1:35:47] } 12... O-O { [%eval 0.0] [%clk 1:34:19] } 13. N3xd4 { [%eval 0.0] [%clk 1:36:14] } 13... Qb6 { [%eval 0.0] [%clk 1:33:30] } 14. Be3 { [%eval 0.0] [%clk 1:36:28] } 14... Rd8 { [%eval 0.0] [%clk 1:33:51] } 15. Qd3 { [%eval 0.0] [%clk 1:36:53] } 15... Qa5+ { [%eval 0.0] [%clk 1:32:47] } 16. Bd2 { [%eval 0.0] [%clk 1:36:57] } 16... Qb6 { [%eval 0.0] [%clk 1:32:32] } 17. Be3 { [%eval 0.0] [%clk 1:37:22] } 17... Qa5+ { [%eval 0.0] [%clk 1:32:59] } 18. Bd2 { [%eval 0.0] [%clk 1:37:48] } 18... Qa6 { [%eval 0.0] [%clk 1:33:26] } 19. Be3 { [%eval 0.0] [%clk 1:23:00] } 19... Nxd4 { [%eval 0.15] [%clk 1:32:13] } 20. Bxd4 { [%eval 0.0] [%clk 1:22:18] } 20... Be6 { [%eval 0.06] [%clk 1:30:13] } 21. Rd1 { [%eval 0.09] [%clk 1:17:26] } 21... Qa5+ { [%eval 0.12] [%clk 1:17:00] } 22. Bc3 { [%eval 0.37] [%clk 1:10:01] } 22... Qa4 { [%eval 0.58] [%clk 1:14:49] } 23. Nd4 { [%eval 0.62] [%clk 1:09:56] } 23... a6 { [%eval 0.36] [%clk 1:10:34] } 24. Qb1 { [%eval 0.42] [%clk 0:59:49] } 24... Bc5?! { [%eval 1.02] } { Inaccuracy. Bb3 was best. } { [%clk 1:00:58] } 25. Nxe6 { [%eval 1.02] [%clk 0:59:16] } 25... fxe6 { [%eval 0.89] [%clk 1:01:23] } 26. Bd3 { [%eval 0.64] [%clk 0:56:17] } 26... Nh5? { [%eval 1.91] } { Mistake. Rac8 was best. } { [%clk 0:54:07] } 27. g3 { [%eval 1.82] [%clk 0:52:57] } 27... Rac8 { [%eval 2.01] [%clk 0:52:28] } 28. Qc2 { [%eval 2.02] [%clk 0:43:58] } 28... Qe8 { [%eval 1.82] [%clk 0:49:38] } 29. Qe2 { [%eval 1.69] [%clk 0:42:52] } 29... Qg6?! { [%eval 2.33] } { Inaccuracy. e5 was best. } { [%clk 0:45:09] } 30. e5 { [%eval 2.39] [%clk 0:35:50] } 30... Qh6 { [%eval 2.37] [%clk 0:43:42] } 31. Rf1 { [%eval 2.39] [%clk 0:35:46] } 31... g6 { [%eval 2.16] [%clk 0:40:57] } 32. Bd2?! { [%eval 1.54] } { Inaccuracy. f4 was best. } { [%clk 0:33:33] } 32... Qf8 { [%eval 1.56] [%clk 0:41:21] } 33. Be3 { [%eval 1.45] [%clk 0:33:18] } 33... Rd5 { [%eval 1.42] [%clk 0:39:26] } 34. f4 { [%eval 1.31] [%clk 0:33:33] } 34... Kh8?! { [%eval 2.09] } { Inaccuracy. Ng7 was best. } { [%clk 0:37:33] } 35. Qf3 { [%eval 1.85] [%clk 0:28:27] } 35... Ng7 { [%eval 1.95] [%clk 0:34:30] } 36. Kf2?! { [%eval 0.91] } { Inaccuracy. g4 was best. } { [%clk 0:24:31] } 36... Rcd8 { [%eval 0.96] [%clk 0:31:38] } 37. Kg2 { [%eval 0.93] [%clk 0:18:07] } 37... Bxe3 { [%eval 1.01] [%clk 0:28:53] } 38. Qxe3 { [%eval 0.85] [%clk 0:18:36] } 38... Nf5 { [%eval 1.0] [%clk 0:29:16] } 39. Qe2 { [%eval 1.01] [%clk 0:17:51] } 39... Qc5?! { [%eval 1.76] } { Inaccuracy. Nd4 was best. } { [%clk 0:24:52] } 40. Bxf5 { [%eval 1.63] [%clk 0:18:09] } 40... gxf5 { [%eval 2.06] [%clk 0:25:18] } 41. Rxd5 { [%eval 2.06] [%clk 0:18:00] } 41... Rxd5 { [%eval 2.62] [%clk 0:24:57] } 42. Rd1 { [%eval 2.47] [%clk 0:17:25] } 42... Kg7 { [%eval 3.07] [%clk 0:24:52] } 43. Kh3 { [%eval 2.75] [%clk 0:15:39] } 43... Kg6?! { [%eval 3.51] } { Inaccuracy. h6 was best. } { [%clk 0:24:11] } 44. Qf3 { [%eval 3.37] [%clk 0:14:41] } 44... Rxd1 { [%eval 3.48] [%clk 0:21:14] } 45. Qxd1 { [%eval 3.43] [%clk 0:15:06] } 45... Qc8 { [%eval 3.88] [%clk 0:21:36] } 46. Kh4 { [%eval 3.94] [%clk 0:14:07] } 46... Kg7 { [%eval 4.31] [%clk 0:21:07] } 47. Qd6 { [%eval 4.13] [%clk 0:12:17] } 47... Qe8 { [%eval 3.3] [%clk 0:21:12] } 48. h3 { [%eval 3.25] [%clk 0:10:57] } 48... Qf7?! { [%eval 4.18] } { Inaccuracy. h5 was best. } { [%clk 0:19:13] } 49. Qd8 { [%eval 4.07] [%clk 0:10:26] } 49... h6 { [%eval 3.87] [%clk 0:19:17] } 50. a4 { [%eval 3.21] [%clk 0:08:41] } 50... b5?! { [%eval 4.57] } { Inaccuracy. b6 was best. } { [%clk 0:18:44] } 51. a5 { [%eval 4.27] [%clk 0:05:02] } 51... Kh7?! { [%eval 5.53] } { Inaccuracy. b4 was best. } { [%clk 0:19:06] } 52. Qd6?! { [%eval 4.0] } { Inaccuracy. Qf6 was best. } { [%clk 0:01:41] } 52... Kg7 { [%eval 4.19] [%clk 0:18:06] } 53. Qb4 { [%eval 3.86] [%clk 0:01:52] } 53... Qd7 { [%eval 4.14] [%clk 0:17:28] } 54. Qd6 { [%eval 4.01] [%clk 0:02:16] } 54... Qf7 { [%eval 3.88] [%clk 0:17:52] } 55. Qb4?? { [%eval 0.0] } { Blunder. Qd8 was best. } { [%clk 0:02:43] } 55... Qd7 { [%eval 0.0] [%clk 0:18:19] } 56. g4 { [%eval 0.0] [%clk 0:02:05] } 56... Qd8+ { [%eval 0.0] [%clk 0:18:03] } 57. Kh5 { [%eval 0.0] [%clk 0:01:23] } 57... Qe8+ { [%eval 0.0] [%clk 0:18:24] } 58. Kh4 { [%eval 0.0] [%clk 0:01:51] } 58... Qd8+ { [%eval 0.0] [%clk 0:18:50] } 59. Kg3 { [%eval 0.0] [%clk 0:02:10] } 59... Qd3+ { [%eval 0.0] [%clk 0:19:08] } 60. Kf2 { [%eval 0.0] [%clk 0:02:06] } 60... Qc2+?? { [%eval 1.71] } { Blunder. Qxh3 was best. } { [%clk 0:17:17] } 61. Kg3?? { [%eval 0.0] } { Blunder. Ke3 was best. } { [%clk 0:02:23] } 61... Qd3+ { [%eval 0.0] [%clk 0:17:39] } 62. Kf2 { [%eval 0.0] [%clk 0:02:50] } 62... Qc2+?? { [%eval 2.02] } { Blunder. Qxh3 was best. } { [%clk 0:18:06] } 63. Ke3 { [%eval 1.87] [%clk 0:02:07] } 63... Kg6?? { [%eval 4.63] } { Blunder. Qc1+ was best. } { [%clk 0:18:13] } 64. Qd2?? { [%eval 0.0] } { Blunder. gxf5+ was best. } { [%clk 0:01:00] } 64... Qe4+ { [%eval 0.0] [%clk 0:15:51] } 65. Kf2 { [%eval 0.0] [%clk 0:01:28] } 65... h5 { [%eval 0.0] [%clk 0:14:54] } 66. Kg3 { [%eval 0.0] [%clk 0:01:06] } 66... hxg4 { [%eval 0.0] [%clk 0:14:19] } 67. hxg4 { [%eval 0.0] [%clk 0:01:35] } 67... Qb1 { [%eval 0.0] [%clk 0:13:15] } 68. Qg2 { [%eval 0.0] [%clk 0:00:39] } 68... Qe1+ { [%eval 0.0] [%clk 0:12:27] } 69. Kh3 { [%eval 0.0] [%clk 0:01:02] } 69... Qe3+ { [%eval 0.0] [%clk 0:11:02] } 70. Qg3 { [%eval 0.0] [%clk 0:01:26] } 70... Qe2 { [%eval 0.0] [%clk 0:10:38] } 71. Kh4 { [%eval 0.0] [%clk 0:00:58] } 71... Kh6 { [%eval 0.0] [%clk 0:10:04] } 72. b4 { [%eval 0.0] [%clk 0:00:56] } 72... fxg4 { [%eval 0.0] [%clk 0:09:29] } 73. Qxg4?? { [%eval #-30] } { Checkmate is now unavoidable. Qb3 was best. } { [%clk 0:00:36] } 73... Qh2+ { [%eval #-29] [%clk 0:09:42] } 74. Qh3 { [%eval #-32] [%clk 0:01:02] } 74... Qxf4+ { [%eval -10.99] [%clk 0:10:05] } 0-1