Event: Biel Chess Festival 2025 Masters 960
Site: Biel, Switzerland
Date: 2025-07-12
White: Theodorou, Nikolas
WhiteTitle: GM
WhiteElo: 2625
Black: Aravindh, Chithambaram VR.
BlackTitle: GM
BlackElo: 2724
Result: 1-0
Variant: Fischerandom
TimeControl: 15 min + 5 sec per move

1. b3 { [%eval 0.25] [%clk 0:14:31] } 1... b6 { [%eval 0.25] [%clk 0:15:05] } 2. e4 { [%eval 0.25] [%clk 0:14:28] } 2... c5 { [%eval 0.74] [%clk 0:14:16] } 3. h4 { [%eval 0.7] [%clk 0:14:13] } 3... h5 { [%eval 0.77] [%clk 0:14:10] } 4. Nd3 { [%eval 0.77] [%clk 0:13:53] } 4... Nc6 { [%eval 0.96] [%clk 0:13:47] } 5. Nf4? { [%eval -0.18] } { Mistake. Na3 was best. } { [%clk 0:13:27] } 5... e5 { [%eval -0.23] [%clk 0:10:53] } 6. Nd5 { [%eval -0.27] [%clk 0:13:29] } 6... N8e7?! { [%eval 0.39] } { Inaccuracy. Nd4 was best. } { [%clk 0:10:54] } 7. Nbc3?! { [%eval -0.21] } { Inaccuracy. g4 was best. } { [%clk 0:13:32] } 7... Nd4 { [%eval -0.29] [%clk 0:10:49] } 8. Nxe7 { [%eval -0.33] [%clk 0:13:08] } 8... Bxe7 { [%eval 0.07] [%clk 0:10:42] } 9. Nd5 { [%eval -0.05] [%clk 0:13:01] } 9... Bd6 { [%eval 0.24] [%clk 0:09:57] } 10. Qh3 { [%eval 0.12] [%clk 0:12:46] } 10... O-O-O { [%eval 0.33] [%clk 0:09:31] } 11. c3 { [%eval 0.2] [%clk 0:11:49] } 11... Ne6 { [%eval 0.26] [%clk 0:09:32] } 12. Qd3 { [%eval 0.38] [%clk 0:11:51] } 12... Bc7?! { [%eval 1.44] } { Inaccuracy. g5 was best. } { [%clk 0:08:16] } 13. Ne7+ { [%eval 1.41] [%clk 0:11:05] } 13... Kb8 { [%eval 1.37] [%clk 0:08:19] } 14. Nxg8 { [%eval 1.53] [%clk 0:11:08] } 14... Qxg8 { [%eval 1.43] [%clk 0:08:16] } 15. c4 { [%eval 1.22] [%clk 0:10:36] } 15... g6 { [%eval 1.25] [%clk 0:08:19] } 16. g3 { [%eval 1.25] [%clk 0:10:26] } 16... f6 { [%eval 1.29] [%clk 0:07:55] } 17. Bc3 { [%eval 1.12] [%clk 0:09:55] } 17... Qf7 { [%eval 1.25] [%clk 0:07:54] } 18. Bc2 { [%eval 1.18] [%clk 0:09:31] } 18... Bc6 { [%eval 1.16] [%clk 0:07:53] } 19. a3 { [%eval 1.06] [%clk 0:09:02] } 19... Qe7 { [%eval 1.05] [%clk 0:07:24] } 20. b4 { [%eval 1.19] [%clk 0:08:47] } 20... Bd6 { [%eval 1.3] [%clk 0:07:26] } 21. b5 { [%eval 1.11] [%clk 0:08:21] } 21... Bb7 { [%eval 1.12] [%clk 0:07:30] } 22. a4 { [%eval 1.16] [%clk 0:08:25] } 22... Nd4 { [%eval 1.33] [%clk 0:06:53] } 23. a5?! { [%eval 0.54] } { Inaccuracy. Bxd4 was best. } { [%clk 0:08:09] } 23... Qe6? { [%eval 1.69] } { Mistake. bxa5 was best. } { [%clk 0:06:01] } 24. O-O-O? { [%eval 0.18] } { Mistake. Bxd4 was best. } { [%clk 0:07:03] } 24... a6? { [%eval 1.36] } { Mistake. bxa5 was best. } { [%clk 0:05:42] } 25. Bxd4 { [%eval 1.41] [%clk 0:05:37] } 25... cxd4 { [%eval 1.32] [%clk 0:05:43] } 26. bxa6 { [%eval 1.46] [%clk 0:05:09] } 26... Bxa6 { [%eval 1.47] [%clk 0:05:33] } 27. Qb3 { [%eval 1.49] [%clk 0:05:12] } 27... Ka8 { [%eval 1.82] [%clk 0:03:30] } 28. axb6 { [%eval 1.86] [%clk 0:03:17] } 28... Rb8?! { [%eval 3.02] } { Inaccuracy. Qxc4 was best. } { [%clk 0:03:28] } 29. Qa2?? { [%eval -2.24] } { Blunder. Bd3 was best. } { [%clk 0:03:21] } 29... Rxb6?? { [%eval 2.76] } { Blunder. Qxc4 was best. } { [%clk 0:02:35] } 30. Bd3 { [%eval 2.7] [%clk 0:03:22] } 30... f5 { [%eval 3.0] [%clk 0:01:05] } 31. Kc2 { [%eval 3.04] [%clk 0:03:06] } 31... Bb4 { [%eval 2.81] [%clk 0:00:36] } 32. Rb1 { [%eval 3.12] [%clk 0:02:10] } 32... Kb8 { [%eval 3.12] [%clk 0:00:40] } 33. f3 { [%eval 3.08] [%clk 0:01:58] } 33... Qe7 { [%eval 2.84] [%clk 0:00:19] } 34. Rgc1 { [%eval 2.8] [%clk 0:01:05] } 34... Bb7? { [%eval 4.56] } { Mistake. Qc5 was best. } { [%clk 0:00:09] } 35. c5 { [%eval 4.11] [%clk 0:00:53] } 35... Bxc5 { [%eval 4.11] [%clk 0:00:09] } 36. Rxb6 { [%eval 3.98] [%clk 0:00:50] } 36... Bxb6 { [%eval 3.99] [%clk 0:00:13] } 37. Qg8+ { [%eval 4.19] [%clk 0:00:36] } 37... Kc7 { [%eval 4.24] [%clk 0:00:09] } 38. Kd1+ { [%eval 4.16] [%clk 0:00:35] } 38... Bc5 { [%eval 4.17] [%clk 0:00:06] } 39. Qxg6 { [%eval 4.27] [%clk 0:00:33] } 39... fxe4 { [%eval 4.15] [%clk 0:00:10] } 40. Bxe4 { [%eval 4.13] [%clk 0:00:17] } 40... d5 { [%eval 4.14] [%clk 0:00:14] } 41. Qh7 { [%eval 4.01] [%clk 0:00:18] } 41... Qxh7 { [%eval 4.07] [%clk 0:00:08] } 42. Bxh7 { [%eval 3.85] [%clk 0:00:19] } 42... Kd6 { [%eval 4.71] [%clk 0:00:12] } 43. d3 { [%eval 4.62] [%clk 0:00:20] } 43... Bb4 { [%eval 4.65] [%clk 0:00:07] } 44. Bg6 { [%eval 4.85] [%clk 0:00:16] } 44... Ba6 { [%eval 4.98] [%clk 0:00:07] } 45. Rb1 { [%eval 4.75] [%clk 0:00:17] } 45... Kc5 { [%eval 5.62] [%clk 0:00:10] } 46. Rxb4 { [%eval 5.55] [%clk 0:00:16] } 46... Kxb4 { [%eval 5.28] [%clk 0:00:13] } 47. Kd2 { [%eval 5.35] [%clk 0:00:20] } 47... Bb7 { [%eval 6.64] [%clk 0:00:08] } 48. Bxh5 { [%eval 6.15] [%clk 0:00:13] } 48... e4 { [%eval 7.09] [%clk 0:00:12] } 49. Bg6 { [%eval 6.7] [%clk 0:00:08] } 49... exf3 { [%clk 0:00:07] } 50. h5 { [%clk 0:00:12] } 50... Bc8 { [%clk 0:00:08] } 51. h6 { [%clk 0:00:11] } 1-0