Event: Biel Chess Festival 2025 Challengers 960
Site: Biel, Switzerland
Date: 2025-07-12
White: Aravindh, Chithambaram VR.
WhiteTitle: GM
WhiteElo: 2724
Black: Navara, David
BlackTitle: GM
BlackElo: 2662
Result: 0-1
Variant: Fischerandom
TimeControl: 15 min + 5 sec per move

1. e4 { [%eval -0.24] [%clk 0:14:58] } 1... e5 { [%eval 0.16] [%clk 0:14:59] } 2. Nb3 { [%eval 0.17] [%clk 0:14:42] } 2... g6 { [%eval 0.23] [%clk 0:14:36] } 3. Ne3 { [%eval 0.0] [%clk 0:13:31] } 3... d6 { [%eval 0.0] [%clk 0:14:33] } 4. d3 { [%eval 0.0] [%clk 0:12:55] } 4... Nb6 { [%eval 0.0] [%clk 0:14:36] } 5. a4 { [%eval -0.1] [%clk 0:12:11] } 5... Nxa4 { [%eval -0.11] [%clk 0:14:20] } 6. Nd5 { [%eval -0.17] [%clk 0:12:05] } 6... Nd7 { [%eval -0.17] [%clk 0:12:33] } 7. Ra1 { [%eval -0.33] [%clk 0:11:05] } 7... Nab6 { [%eval -0.24] [%clk 0:12:32] } 8. Rxa7 { [%eval -0.54] [%clk 0:10:58] } 8... Nxd5 { [%eval -0.45] [%clk 0:12:33] } 9. exd5 { [%eval -0.47] [%clk 0:11:00] } 9... Qe7 { [%eval 0.0] [%clk 0:12:21] } 10. Qa5 { [%eval -0.27] [%clk 0:10:36] } 10... Nf6 { [%eval 0.09] [%clk 0:11:48] } 11. O-O { [%eval 0.0] [%clk 0:09:42] } 11... O-O { [%eval -0.01] [%clk 0:11:44] } 12. g3 { [%eval 0.09] [%clk 0:09:40] } 12... Bh3 { [%eval -0.18] [%clk 0:11:33] } 13. Re1 { [%eval -0.17] [%clk 0:09:41] } 13... Nd7?! { [%eval 0.83] } { Inaccuracy. Qd7 was best. } { [%clk 0:08:18] } 14. Qb4 { [%eval 0.73] [%clk 0:09:37] } 14... Nc5 { [%eval 0.74] [%clk 0:08:17] } 15. Be3 { [%eval 0.21] [%clk 0:09:24] } 15... b6 { [%eval 0.67] [%clk 0:08:09] } 16. Nd2 { [%eval 0.61] [%clk 0:09:13] } 16... f5 { [%eval 0.65] [%clk 0:07:50] } 17. Nf3 { [%eval 0.7] [%clk 0:08:43] } 17... Qd7?! { [%eval 1.56] } { Inaccuracy. Bg4 was best. } { [%clk 0:06:16] } 18. Qh4 { [%eval 1.52] [%clk 0:05:51] } 18... f4 { [%eval 1.66] [%clk 0:05:38] } 19. Bxc5? { [%eval 0.0] } { Mistake. gxf4 was best. } { [%clk 0:04:50] } 19... Bf6 { [%eval 0.0] [%clk 0:05:41] } 20. Rxc7 { [%eval 0.0] [%clk 0:02:21] } 20... Qxc7 { [%eval 0.0] [%clk 0:05:33] } 21. Qxh3? { [%eval -1.19] } { Mistake. Bxd6 was best. } { [%clk 0:01:15] } 21... bxc5 { [%eval -1.32] [%clk 0:05:33] } 22. b3 { [%eval -1.55] [%clk 0:01:09] } 22... fxg3 { [%eval -1.58] [%clk 0:05:23] } 23. hxg3 { [%eval -1.62] [%clk 0:01:12] } 23... Ra8 { [%eval -1.3] [%clk 0:05:16] } 24. Bg2 { [%eval -1.6] [%clk 0:01:10] } 24... Ra2 { [%eval -1.48] [%clk 0:05:09] } 25. Re2 { [%eval -1.9] [%clk 0:01:09] } 25... Qc8 { [%eval -2.05] [%clk 0:03:18] } 26. Qh6 { [%eval -1.9] [%clk 0:01:13] } 26... Qf5 { [%eval -2.04] [%clk 0:03:06] } 27. Kh2 { [%eval -1.85] [%clk 0:00:44] } 27... Qh5+?! { [%eval -1.23] } { Inaccuracy. Rf7 was best. } { [%clk 0:02:30] } 28. Qxh5 { [%eval -1.08] [%clk 0:00:47] } 28... gxh5 { [%eval -1.15] [%clk 0:02:34] } 29. Bh3 { [%eval -1.49] [%clk 0:00:17] } 29... Kg7 { [%eval -1.55] [%clk 0:02:26] } 30. Kg2 { [%eval -1.73] [%clk 0:00:15] } 30... Rb8 { [%eval -1.56] [%clk 0:02:27] } 31. Kf1 { [%eval -1.82] [%clk 0:00:09] } 31... Ra1+ { [%eval -1.61] [%clk 0:01:59] } 32. Re1 { [%eval -1.56] [%clk 0:00:13] } 32... Rba8 { [%eval -1.81] [%clk 0:01:29] } 33. Nd2 { [%eval -1.72] [%clk 0:00:08] } 33... Rxe1+ { [%eval -1.6] [%clk 0:00:59] } 34. Kxe1 { [%eval -1.7] [%clk 0:00:12] } 34... Ra1+ { [%eval -1.74] [%clk 0:00:59] } 35. Ke2 { [%eval -1.62] [%clk 0:00:15] } 35... Rc1 { [%eval -1.76] [%clk 0:00:45] } 36. c4 { [%eval -2.19] [%clk 0:00:08] } 36... h4 { [%eval -1.92] [%clk 0:00:18] } 37. Ne4 { [%eval -2.0] [%clk 0:00:09] } 37... hxg3?? { [%eval -0.13] } { Blunder. Be7 was best. } { [%clk 0:00:08] } 38. Nxd6 { [%eval -0.07] [%clk 0:00:09] } 38... Rc2+ { [%eval -0.13] [%clk 0:00:09] } 39. Kf3 { [%eval -0.32] [%clk 0:00:12] } 39... gxf2 { [%eval -0.07] [%clk 0:00:08] } 40. Ne4 { [%eval -0.06] [%clk 0:00:11] } 40... Bh4 { [%eval 0.0] [%clk 0:00:07] } 41. Bf1 { [%eval 0.0] [%clk 0:00:07] } 41... Rc1 { [%eval -0.01] [%clk 0:00:07] } 42. Kg2 { [%eval -0.17] [%clk 0:00:10] } 42... Rb1 { [%eval 0.0] [%clk 0:00:09] } 43. Nxc5 { [%eval 0.01] [%clk 0:00:12] } 43... Be7 { [%eval 0.08] [%clk 0:00:13] } 44. Ne4 { [%eval 0.03] [%clk 0:00:13] } 44... Rxb3 { [%eval 0.12] [%clk 0:00:17] } 45. c5 { [%eval 0.03] [%clk 0:00:16] } 45... Bh4?? { [%eval 3.59] } { Blunder. Rb2 was best. } { [%clk 0:00:12] } 46. d6? { [%eval 1.87] } { Mistake. c6 was best. } { [%clk 0:00:08] } 46... Rb1 { [%eval 1.9] [%clk 0:00:08] } 47. c6 { [%eval 2.02] [%clk 0:00:12] } 47... Rc1 { [%eval 2.27] [%clk 0:00:12] } 48. c7 { [%eval 2.64] [%clk 0:00:15] } 48... Kf7 { [%eval 2.37] [%clk 0:00:12] } 49. Kh3?? { [%eval 0.0] } { Blunder. Be2 was best. } { [%clk 0:00:07] } 49... Rxf1 { [%eval 0.0] [%clk 0:00:15] } 50. c8=Q?? { [%eval #-13] } { Checkmate is now unavoidable. Nxf2 was best. } { [%clk 0:00:09] } 50... Rh1+ { [%eval #-12] [%clk 0:00:18] } 51. Kg4 { [%eval #-13] [%clk 0:00:13] } 51... h5+ { [%eval #-12] [%clk 0:00:09] } 52. Kxh5 { [%eval #-6] [%clk 0:00:16] } 52... Be7+?! { [%eval -12.0] } { Lost forced checkmate sequence. f1=Q was best. } { [%clk 0:00:09] } 53. Kg4 { [%eval #-26] [%clk 0:00:16] } 53... Rh4+ { [%eval #-25] [%clk 0:00:08] } 54. Kg3 { [%eval -63.39] [%clk 0:00:10] } 54... f1=Q { [%eval -7.98] [%clk 0:00:10] } 55. Qc4+ { [%clk 0:00:00] } 0-1