Event: Biel Chess Festival 2025 Challengers 960
Site: Biel, Switzerland
Date: 2025-07-12
White: Navara, David
WhiteTitle: GM
WhiteElo: 2662
Black: Ma, Qun
BlackTitle: GM
BlackElo: 2615
Result: 1-0
Variant: Fischerandom
TimeControl: 15 min + 5 sec per move

1. e4 { [%eval 0.26] [%clk 0:14:38] } 1... e5 { [%eval 0.29] [%clk 0:14:52] } 2. c3 { [%eval 0.25] [%clk 0:14:26] } 2... Ne6 { [%eval 0.26] [%clk 0:14:30] } 3. Ne3 { [%eval 0.24] [%clk 0:14:09] } 3... Bc5 { [%eval 0.3] [%clk 0:13:43] } 4. Nc4 { [%eval 0.17] [%clk 0:12:38] } 4... d6 { [%eval 0.14] [%clk 0:13:08] } 5. Nb3 { [%eval 0.04] [%clk 0:11:46] } 5... c6 { [%eval 0.06] [%clk 0:10:01] } 6. Nxc5 { [%eval 0.17] [%clk 0:11:40] } 6... dxc5 { [%eval 0.03] [%clk 0:10:04] } 7. g3 { [%eval 0.0] [%clk 0:10:11] } 7... f6 { [%eval 0.08] [%clk 0:09:25] } 8. Be2 { [%eval 0.0] [%clk 0:09:36] } 8... Nd6 { [%eval -0.01] [%clk 0:09:15] } 9. Ne3 { [%eval -0.17] [%clk 0:08:57] } 9... Qc7 { [%eval 0.23] [%clk 0:08:59] } 10. d3 { [%eval -0.05] [%clk 0:08:56] } 10... Bf7 { [%eval 0.31] [%clk 0:07:37] } 11. Qc2 { [%eval 0.13] [%clk 0:08:11] } 11... a5 { [%eval 0.24] [%clk 0:07:39] } 12. Bd2 { [%eval -0.12] [%clk 0:08:07] } 12... a4 { [%eval 0.17] [%clk 0:07:23] } 13. h4 { [%eval -0.13] [%clk 0:06:48] } 13... h5 { [%eval -0.17] [%clk 0:07:15] } 14. Kg2 { [%eval -0.48] [%clk 0:06:31] } 14... a3 { [%eval -0.3] [%clk 0:06:05] } 15. b3 { [%eval -0.35] [%clk 0:05:02] } 15... Qd7 { [%eval 0.09] [%clk 0:06:08] } 16. Nc4 { [%eval 0.05] [%clk 0:04:40] } 16... Qc7 { [%eval 0.33] [%clk 0:05:35] } 17. Rad1 { [%eval 0.09] [%clk 0:04:23] } 17... b5 { [%eval 0.34] [%clk 0:05:22] } 18. Nxd6 { [%eval 0.36] [%clk 0:04:13] } 18... Qxd6 { [%eval 0.42] [%clk 0:05:26] } 19. Be3 { [%eval 0.33] [%clk 0:04:14] } 19... O-O { [%eval 0.37] [%clk 0:03:11] } 20. Qd2 { [%eval 0.15] [%clk 0:04:04] } 20... Rfd8 { [%eval 0.34] [%clk 0:02:41] } 21. f4 { [%eval -0.07] [%clk 0:02:57] } 21... b4 { [%eval 0.21] [%clk 0:02:15] } 22. fxe5 { [%eval 0.02] [%clk 0:02:45] } 22... Qxe5 { [%eval 0.04] [%clk 0:02:17] } 23. cxb4 { [%eval 0.0] [%clk 0:02:41] } 23... cxb4 { [%eval 0.0] [%clk 0:02:20] } 24. Qxb4 { [%eval 0.0] [%clk 0:02:01] } 24... Nd4 { [%eval 0.0] [%clk 0:02:24] } 25. Bxd4 { [%eval 0.0] [%clk 0:01:24] } 25... Rxd4 { [%eval 0.0] [%clk 0:02:27] } 26. Qd2 { [%eval 0.0] [%clk 0:01:12] } 26... f5 { [%eval 0.19] [%clk 0:01:18] } 27. Qg5 { [%eval 0.14] [%clk 0:01:15] } 27... Ra5 { [%eval 0.6] [%clk 0:01:22] } 28. Bxh5 { [%eval 1.01] [%clk 0:00:55] } 28... Bxh5 { [%eval 0.42] [%clk 0:01:26] } 29. Qxh5 { [%eval 0.48] [%clk 0:00:59] } 29... fxe4 { [%eval 0.54] [%clk 0:01:28] } 30. Qxe5 { [%eval 0.81] [%clk 0:00:56] } 30... Rxe5 { [%eval 0.64] [%clk 0:01:32] } 31. Rhe1?! { [%eval 0.09] } { Inaccuracy. dxe4 was best. } { [%clk 0:00:08] } 31... Red5 { [%eval 0.0] [%clk 0:01:05] } 32. Rd2 { [%eval 0.07] [%clk 0:00:06] } 32... exd3 { [%eval 0.04] [%clk 0:00:33] } 33. Rc1 { [%eval 0.0] [%clk 0:00:08] } 33... c5 { [%eval 0.0] [%clk 0:00:34] } 34. Kf3 { [%eval 0.0] [%clk 0:00:07] } 34... Kf7 { [%eval 0.0] [%clk 0:00:38] } 35. Rc4 { [%eval 0.0] [%clk 0:00:08] } 35... Ke6 { [%eval 0.0] [%clk 0:00:11] } 36. Rxd4 { [%eval 0.01] [%clk 0:00:07] } 36... Rxd4 { [%eval 0.03] [%clk 0:00:15] } 37. Ke3 { [%eval 0.03] [%clk 0:00:09] } 37... Rg4 { [%eval 0.02] [%clk 0:00:12] } 38. Kf3 { [%eval 0.03] [%clk 0:00:08] } 38... Rd4 { [%eval 0.0] [%clk 0:00:16] } 39. Ke3 { [%eval 0.07] [%clk 0:00:12] } 39... Rg4 { [%eval 0.1] [%clk 0:00:12] } 40. Kxd3 { [%eval 0.05] [%clk 0:00:16] } 40... Ke5?? { [%eval 2.0] } { Blunder. c4+ was best. } { [%clk 0:00:07] } 41. Kc3 { [%eval 2.04] [%clk 0:00:08] } 41... Rxg3+? { [%eval 3.72] } { Mistake. Re4 was best. } { [%clk 0:00:07] } 42. Kc4 { [%eval 4.08] [%clk 0:00:12] } 42... Rg4+ { [%eval 4.26] [%clk 0:00:09] } 43. Kxc5 { [%eval 4.0] [%clk 0:00:16] } 43... Rxh4 { [%eval 4.53] [%clk 0:00:13] } 44. b4 { [%eval 4.55] [%clk 0:00:07] } 44... Rh1 { [%eval 5.09] [%clk 0:00:16] } 45. Rd3 { [%eval 4.43] [%clk 0:00:07] } 45... Rc1+ { [%eval 4.7] [%clk 0:00:10] } 46. Kb6 { [%eval 4.97] [%clk 0:00:09] } 46... g5 { [%eval 4.65] [%clk 0:00:07] } 47. Rxa3?? { [%eval 0.22] } { Blunder. b5 was best. } { [%clk 0:00:12] } 47... g4 { [%eval 0.25] [%clk 0:00:09] } 48. b5 { [%eval 0.25] [%clk 0:00:15] } 48... Rb1?? { [%eval 5.48] } { Blunder. Kf4 was best. } { [%clk 0:00:06] } 49. Ra8 { [%eval 5.38] [%clk 0:00:08] } 49... g3 { [%eval 5.03] [%clk 0:00:07] } 50. Rg8 { [%eval 4.78] [%clk 0:00:11] } 50... Kf4 { [%eval 5.42] [%clk 0:00:07] } 51. a4 { [%eval 5.62] [%clk 0:00:15] } 51... Kf3 { [%eval 6.16] [%clk 0:00:09] } 52. a5 { [%eval 6.02] [%clk 0:00:19] } 52... g2 { [%eval 6.43] [%clk 0:00:09] } 53. a6 { [%eval 5.88] [%clk 0:00:23] } 53... g1=Q+?! { [%eval 8.2] } { Inaccuracy. Re1 was best. } { [%clk 0:00:10] } 54. Rxg1 { [%eval 7.36] [%clk 0:00:26] } 54... Rxg1 { [%eval 6.67] [%clk 0:00:13] } 55. a7 { [%eval 6.14] [%clk 0:00:04] } 55... Rg6+ { [%eval 5.33] [%clk 0:00:06] } 56. Kc5 { [%clk 0:00:12] } 56... Rg8 { [%clk 0:00:08] } 57. b6 { [%clk 0:00:15] } 1-0