Event: Biel Chess Festival 2025 Blitz
Site: Biel, Switzerland
Date: 2025-07-20
White: Dau Khuong Duy
WhiteTitle: IM
WhiteElo: 2444
Black: Vemparala, Nikash
BlackTitle: CM
BlackElo: 1997
Result: 1-0
ECO: C64
Opening: Ruy Lopez: Classical Variation
Variant: Standard
TimeControl: 3 min + 2 sec per move

1. e4 { [%eval 0.18] [%clk 0:03:02] } 1... e5 { [%eval 0.22] [%clk 0:03:04] } 2. Nf3 { [%eval 0.13] [%clk 0:03:03] } 2... Nc6 { [%eval 0.21] [%clk 0:03:04] } 3. Bb5 { [%eval 0.15] [%clk 0:03:03] } 3... Bc5 { [%eval 0.32] [%clk 0:03:06] } 4. O-O { [%eval 0.3] [%clk 0:03:01] } 4... d6 { [%eval 0.21] [%clk 0:03:07] } 5. c3 { [%eval 0.37] [%clk 0:03:01] } 5... a6 { [%eval 0.27] [%clk 0:03:06] } 6. Ba4 { [%eval 0.18] [%clk 0:02:58] } 6... Bd7 { [%eval 0.43] [%clk 0:03:09] } 7. h3 { [%eval 0.39] [%clk 0:03:01] } 7... Nge7 { [%eval 0.35] [%clk 0:03:08] } 8. d4 { [%eval 0.42] [%clk 0:03:01] } 8... Ba7 { [%eval 0.44] [%clk 0:03:09] } 9. Re1 { [%eval 0.24] [%clk 0:03:00] } 9... O-O { [%eval 0.31] [%clk 0:03:05] } 10. Be3 { [%eval 0.36] [%clk 0:02:58] } 10... Ng6 { [%eval 0.66] [%clk 0:02:48] } 11. Nbd2 { [%eval 0.63] [%clk 0:02:57] } 11... h6 { [%eval 0.56] [%clk 0:02:38] } 12. a3 { [%eval 0.33] [%clk 0:02:50] } 12... Kh8 { [%eval 0.52] [%clk 0:02:31] } 13. b4 { [%eval 0.21] [%clk 0:02:51] } 13... f5 { [%eval 0.54] [%clk 0:02:22] } 14. exf5 { [%eval 0.73] [%clk 0:02:51] } 14... Bxf5 { [%eval 0.84] [%clk 0:02:23] } 15. Bxc6 { [%eval 0.75] [%clk 0:02:52] } 15... bxc6 { [%eval 0.8] [%clk 0:02:24] } 16. dxe5 { [%eval 0.86] [%clk 0:02:27] } 16... Bxe3 { [%eval 0.78] [%clk 0:02:00] } 17. Rxe3 { [%eval 0.86] [%clk 0:02:22] } 17... dxe5? { [%eval 2.38] } { Mistake. Nf4 was best. } { [%clk 0:01:56] } 18. Nxe5 { [%eval 2.32] [%clk 0:02:17] } 18... Nxe5 { [%eval 2.52] [%clk 0:01:49] } 19. Rxe5 { [%eval 2.47] [%clk 0:02:52] } 19... Qf6 { [%eval 2.43] [%clk 0:01:50] } 20. Qe1 { [%eval 2.34] [%clk 0:02:38] } 20... Rad8 { [%eval 2.44] [%clk 0:01:45] } 21. Nf1 { [%eval 1.83] [%clk 0:02:35] } 21... Bh7 { [%eval 2.08] [%clk 0:01:12] } 22. Ng3 { [%eval 1.92] [%clk 0:02:34] } 22... Rd3 { [%eval 1.76] [%clk 0:01:12] } 23. Re3 { [%eval 1.7] [%clk 0:02:31] } 23... Rfd8 { [%eval 2.23] [%clk 0:01:01] } 24. Rxd3 { [%eval 2.27] [%clk 0:02:33] } 24... Rxd3 { [%eval 1.97] [%clk 0:01:01] } 25. c4?? { [%eval 0.1] } { Blunder. Qe8+ was best. } { [%clk 0:02:18] } 25... Qd4 { [%eval 0.13] [%clk 0:00:57] } 26. Kh2 { [%eval 0.31] [%clk 0:02:10] } 26... Qxc4?? { [%eval 2.35] } { Blunder. Bg6 was best. } { [%clk 0:00:57] } 27. Rc1 { [%eval 2.26] [%clk 0:02:11] } 27... Qd5 { [%eval 2.08] [%clk 0:00:49] } 28. Rc5?! { [%eval 1.44] } { Inaccuracy. Qe8+ was best. } { [%clk 0:02:08] } 28... Qd7 { [%eval 1.64] [%clk 0:00:41] } 29. Qc1? { [%eval 0.43] } { Mistake. Ra5 was best. } { [%clk 0:02:08] } 29... Rd1?! { [%eval 1.01] } { Inaccuracy. Qf7 was best. } { [%clk 0:00:39] } 30. Qf4 { [%eval 0.91] [%clk 0:02:03] } 30... Qd6 { [%eval 1.08] [%clk 0:00:28] } 31. Qf7?! { [%eval 0.49] } { Inaccuracy. Qxd6 was best. } { [%clk 0:02:00] } 31... Bg8 { [%eval 0.93] [%clk 0:00:30] } 32. Qf3?! { [%eval 0.25] } { Inaccuracy. Qe8 was best. } { [%clk 0:01:56] } 32... Rd5 { [%eval 0.31] [%clk 0:00:27] } 33. Rc3 { [%eval 0.12] [%clk 0:01:54] } 33... c5 { [%eval 0.09] [%clk 0:00:27] } 34. bxc5 { [%eval 0.0] [%clk 0:01:44] } 34... Rxc5 { [%eval 0.0] [%clk 0:00:27] } 35. Re3 { [%eval 0.0] [%clk 0:01:45] } 35... Re5 { [%eval 0.0] [%clk 0:00:26] } 36. Rd3 { [%eval 0.0] [%clk 0:01:45] } 36... Rd5 { [%eval 0.0] [%clk 0:00:26] } 37. Re3 { [%eval 0.0] [%clk 0:01:46] } 37... Re5 { [%eval 0.0] [%clk 0:00:27] } 38. Rxe5 { [%eval 0.0] [%clk 0:01:19] } 38... Qxe5 { [%eval 0.0] [%clk 0:00:29] } 39. Qc6 { [%eval 0.0] [%clk 0:01:20] } 39... a5 { [%eval 0.0] [%clk 0:00:30] } 40. a4 { [%eval -0.32] [%clk 0:01:08] } 40... Bd5 { [%eval 0.0] [%clk 0:00:21] } 41. Qc5 { [%eval 0.0] [%clk 0:01:08] } 41... Qd6 { [%eval 0.11] [%clk 0:00:13] } 42. Qxa5 { [%eval 0.14] [%clk 0:01:09] } 42... c5 { [%eval 0.23] [%clk 0:00:14] } 43. Qc3 { [%eval 0.14] [%clk 0:01:04] } 43... c4 { [%eval 0.54] [%clk 0:00:15] } 44. a5 { [%eval 0.58] [%clk 0:01:05] } 44... Qc6?? { [%eval 3.19] } { Blunder. Qc7 was best. } { [%clk 0:00:15] } 45. Nf5?? { [%eval 1.0] } { Blunder. Qe5 was best. } { [%clk 0:01:05] } 45... Qg6?? { [%eval 3.04] } { Blunder. Qd7 was best. } { [%clk 0:00:14] } 46. Ne3 { [%eval 3.24] [%clk 0:01:04] } 46... Qd6+ { [%eval 3.45] [%clk 0:00:14] } 47. Kg1 { [%eval 3.15] [%clk 0:01:05] } 47... Be6?! { [%eval 4.05] } { Inaccuracy. Bg8 was best. } { [%clk 0:00:14] } 48. Qa1? { [%eval 2.2] } { Mistake. Qb2 was best. } { [%clk 0:01:03] } 48... Qb8?? { [%eval 5.3] } { Blunder. Qc6 was best. } { [%clk 0:00:06] } 49. a6 { [%eval 5.26] [%clk 0:01:03] } 49... Qa7 { [%eval 5.03] [%clk 0:00:08] } 50. Qa4 { [%eval 4.92] [%clk 0:00:57] } 50... c3 { [%eval 5.46] [%clk 0:00:05] } 51. Qe8+ { [%eval 5.82] [%clk 0:00:57] } 51... Bg8 { [%eval 5.81] [%clk 0:00:06] } 52. Qc6 { [%eval 5.74] [%clk 0:00:55] } 52... Qd4 { [%eval 5.84] [%clk 0:00:06] } 53. Qc7 { [%eval 5.69] [%clk 0:00:54] } 53... Qd2 { [%eval 6.0] [%clk 0:00:04] } 54. a7 { [%eval 5.78] [%clk 0:00:54] } 54... Qe1+?! { [%eval 8.55] } { Inaccuracy. c2 was best. } { [%clk 0:00:05] } 55. Kh2 { [%eval 7.51] [%clk 0:00:55] } 55... Qxf2? { [%eval #8] } { Checkmate is now unavoidable. Qa1 was best. } { [%clk 0:00:04] } 56. a8=Q { [%eval #7] [%clk 0:00:50] } 56... Qxe3 { [%eval #7] [%clk 0:00:05] } 57. Qac8?? { [%eval 6.41] } { Lost forced checkmate sequence. Qc4 was best. } { [%clk 0:00:51] } 57... c2?? { [%eval #6] } { Checkmate is now unavoidable. Qd4 was best. } { [%clk 0:00:04] } 58. Qxc2?? { [%eval 6.33] } { Lost forced checkmate sequence. Q7b8 was best. } { [%clk 0:00:46] } 58... Qf4+ { [%eval 8.09] } 59. Kg1 { [%eval 6.67] [%clk 0:00:44] } 59... Qd4+ { [%eval 7.27] } 60. Qf2 { [%eval 7.08] [%clk 0:00:48] } 60... Qa1+ { [%eval 6.99] [%clk 0:00:06] } 61. Kh2 { [%eval 7.36] [%clk 0:00:49] } 61... Qe5+ { [%eval 7.06] [%clk 0:00:07] } 62. Qg3 { [%eval 7.0] [%clk 0:00:50] } 62... Qf6 { [%eval 6.79] [%clk 0:00:08] } 63. Qcc3 { [%eval 6.48] [%clk 0:00:50] } 63... Qf7 { [%eval 8.0] [%clk 0:00:09] } 64. Qge5 { [%eval 7.93] [%clk 0:00:51] } 64... Kh7 { [%eval 7.7] [%clk 0:00:09] } 65. Qf3 { [%eval 7.28] [%clk 0:00:51] } 65... Qg6 { [%eval 7.42] [%clk 0:00:10] } 66. Qff5 { [%eval 8.01] [%clk 0:00:52] } 66... Qxf5 { [%eval 10.77] [%clk 0:00:10] } 67. Qxf5+ { [%eval 8.74] [%clk 0:00:52] } 67... Kh8 { [%eval 7.65] [%clk 0:00:11] } 68. Kg3 { [%eval 6.33] [%clk 0:00:53] } 1-0