Event: Biel Chess Festival 2025 Rapid
Site: Biel, Switzerland
Date: 2025-07-13
White: Varela Tavares, Goncalo
WhiteElo: 1829
Black: Federer, Colin
BlackTitle: FM
BlackElo: 2055
Result: 0-1
ECO: A15
Opening: English Opening: Anglo-Indian Defense, King's Indian Formation
Variant: Standard
TimeControl: 15 min + 5 sec per move

1. Nf3 { [%eval 0.1] [%clk 0:14:34] } 1... Nf6 { [%eval 0.18] [%clk 0:15:06] } 2. c4 { [%eval 0.12] [%clk 0:14:38] } 2... g6 { [%eval 0.29] [%clk 0:15:04] } 3. b4 { [%eval 0.03] [%clk 0:14:36] } 3... Bg7 { [%eval 0.0] [%clk 0:14:59] } 4. Bb2 { [%eval 0.0] [%clk 0:14:40] } 4... O-O { [%eval 0.0] [%clk 0:14:58] } 5. g3 { [%eval -0.11] [%clk 0:14:43] } 5... a5 { [%eval -0.1] [%clk 0:14:56] } 6. b5 { [%eval 0.0] [%clk 0:14:46] } 6... c6 { [%eval -0.04] [%clk 0:14:38] } 7. Bg2 { [%eval -0.04] [%clk 0:14:42] } 7... d5 { [%eval -0.1] [%clk 0:14:31] } 8. Ne5? { [%eval -1.24] } { Mistake. a4 was best. } { [%clk 0:13:23] } 8... Nfd7 { [%eval -1.19] [%clk 0:13:30] } 9. d4 { [%eval -1.26] [%clk 0:10:25] } 9... Nxe5 { [%eval -1.0] [%clk 0:12:44] } 10. dxe5 { [%eval -0.93] [%clk 0:10:27] } 10... dxc4 { [%eval -0.89] [%clk 0:12:20] } 11. Qxd8 { [%eval -0.88] [%clk 0:10:09] } 11... Rxd8 { [%eval -0.95] [%clk 0:12:23] } 12. Na3 { [%eval -0.84] [%clk 0:10:12] } 12... cxb5 { [%eval -0.85] [%clk 0:11:53] } 13. Nxb5 { [%eval -1.06] [%clk 0:10:07] } 13... Nc6?! { [%eval -0.42] } { Inaccuracy. Na6 was best. } { [%clk 0:11:51] } 14. f4 { [%eval -0.35] [%clk 0:08:56] } 14... Bf5 { [%eval -0.03] [%clk 0:10:34] } 15. Rc1 { [%eval -0.5] [%clk 0:08:23] } 15... Rac8 { [%eval -0.34] [%clk 0:09:38] } 16. a3 { [%eval -0.37] [%clk 0:07:01] } 16... Be6 { [%eval -0.13] [%clk 0:08:52] } 17. Kf2 { [%eval -0.03] [%clk 0:06:58] } 17... Rd7 { [%eval 0.09] [%clk 0:07:31] } 18. Bc3 { [%eval -0.27] [%clk 0:06:21] } 18... f6 { [%eval -0.21] [%clk 0:07:01] } 19. exf6 { [%eval -0.2] [%clk 0:04:59] } 19... Bxf6 { [%eval 0.0] [%clk 0:07:01] } 20. Bxf6 { [%eval 0.0] [%clk 0:03:49] } 20... exf6 { [%eval 0.0] [%clk 0:07:03] } 21. Rc3 { [%eval -0.45] [%clk 0:03:53] } 21... Bd5 { [%eval 0.0] [%clk 0:04:57] } 22. Rd1 { [%eval 0.0] [%clk 0:03:31] } 22... Rcd8 { [%eval 0.02] [%clk 0:04:29] } 23. Rxd5 { [%eval 0.02] [%clk 0:03:11] } 23... Rxd5 { [%eval 0.03] [%clk 0:04:59] } 24. Bxd5+ { [%eval 0.03] [%clk 0:03:07] } 24... Rxd5 { [%eval 0.0] [%clk 0:05:03] } 25. Nc7 { [%eval -0.3] [%clk 0:03:04] } 25... Rd7 { [%eval 0.0] [%clk 0:04:28] } 26. Nb5 { [%eval 0.0] [%clk 0:02:54] } 26... Rd5 { [%eval 0.0] [%clk 0:03:01] } 27. Nc7 { [%eval -0.19] [%clk 0:02:08] } 27... Rh5 { [%eval -0.08] [%clk 0:02:51] } 28. h4 { [%eval -0.35] [%clk 0:01:59] } 28... b5 { [%eval -0.39] [%clk 0:02:01] } 29. a4?! { [%eval -1.08] } { Inaccuracy. g4 was best. } { [%clk 0:01:20] } 29... bxa4 { [%eval -1.05] [%clk 0:01:52] } 30. Rxc4 { [%eval -1.09] [%clk 0:01:22] } 30... Nb4 { [%eval -1.12] [%clk 0:01:54] } 31. Rc3 { [%eval -0.82] [%clk 0:00:53] } 31... Kf7 { [%eval -0.91] [%clk 0:01:44] } 32. Ra3? { [%eval -2.57] } { Mistake. Kg2 was best. } { [%clk 0:00:18] } 32... Rc5 { [%eval -2.55] [%clk 0:01:40] } 33. Na8 { [%eval -2.5] [%clk 0:00:21] } 33... Ke7?? { [%eval -0.17] } { Blunder. Nd5 was best. } { [%clk 0:01:15] } 34. Nb6 { [%eval -0.08] [%clk 0:00:25] } 34... Kd6 { [%eval -0.07] [%clk 0:00:59] } 35. Nxa4 { [%eval -0.17] [%clk 0:00:25] } 35... Rc2 { [%eval 0.0] [%clk 0:01:00] } 36. Kf3 { [%eval -0.15] [%clk 0:00:20] } 36... f5 { [%eval -0.1] [%clk 0:00:13] } 37. Nc3? { [%eval -1.44] } { Mistake. h5 was best. } { [%clk 0:00:08] } 37... Nc6 { [%eval -1.27] [%clk 0:00:17] } 38. Nb5+?? { [%eval -3.42] } { Blunder. Ke3 was best. } { [%clk 0:00:09] } 38... Kc5 { [%eval -3.38] [%clk 0:00:20] } 39. Nc7 { [%eval -3.91] [%clk 0:00:12] } 39... Nd4+ { [%eval -3.68] [%clk 0:00:17] } 40. Ke3 { [%eval -3.85] [%clk 0:00:09] } 40... Kb4 { [%eval -3.65] [%clk 0:00:12] } 41. Ra1 { [%eval -3.95] [%clk 0:00:08] } 41... Rxc7?? { [%eval -0.58] } { Blunder. Nb3 was best. } { [%clk 0:00:06] } 42. Kxd4 { [%eval -0.7] [%clk 0:00:11] } 42... Rd7+?! { [%eval -0.01] } { Inaccuracy. Rc4+ was best. } { [%clk 0:00:11] } 43. Ke3?? { [%eval -4.06] } { Blunder. Ke5 was best. } { [%clk 0:00:15] } 43... a4 { [%eval -3.88] [%clk 0:00:15] } 44. Rb1+ { [%eval -3.83] [%clk 0:00:18] } 44... Ka3?? { [%eval 0.0] } { Blunder. Kc3 was best. } { [%clk 0:00:20] } 45. h5 { [%eval 0.0] [%clk 0:00:17] } 45... Ka2 { [%eval 0.0] [%clk 0:00:22] } 46. Rb6?? { [%eval -2.2] } { Blunder. Rb5 was best. } { [%clk 0:00:16] } 46... a3?? { [%eval 0.0] } { Blunder. gxh5 was best. } { [%clk 0:00:17] } 47. Ra6?? { [%eval -4.55] } { Blunder. hxg6 was best. } { [%clk 0:00:18] } 47... Rb7 { [%eval -4.56] [%clk 0:00:11] } 48. hxg6 { [%eval -4.57] [%clk 0:00:11] } 48... hxg6 { [%eval -4.78] [%clk 0:00:15] } 49. g4 { [%eval -4.96] [%clk 0:00:11] } 49... Kb2 { [%eval -4.76] [%clk 0:00:17] } 50. gxf5 { [%eval -5.15] [%clk 0:00:13] } 50... gxf5 { [%eval -4.95] [%clk 0:00:21] } 51. Kd4 { [%eval -4.98] [%clk 0:00:14] } 51... a2 { [%clk 0:00:13] } 52. Ke5 { [%clk 0:00:17] } 52... Rb5+ { [%clk 0:00:17] } 53. Kd4 { [%clk 0:00:12] } 53... a1=Q { [%clk 0:00:17] } 54. Rxa1 { [%clk 0:00:13] } 54... Kxa1 { [%clk 0:00:21] } 55. e4 { [%clk 0:00:16] } 55... Rb4+ { [%clk 0:00:25] } 0-1