Event: Biel Chess Festival 2025 MTO
Site: Biel, Switzerland
Date: 2025-07-15
White: Panda, Barnabas
WhiteElo: 2123
Black: Schaffner, David
BlackElo: 1980
Result: 1/2-1/2
ECO: D85
Opening: Grünfeld Defense: Exchange Variation
Variant: Standard
TimeControl: 100 min 40 moves + 30 min Rest + 30 sec per move

1. d4 { [%eval 0.17] [%clk 1:40:54] } 1... Nf6 { [%eval 0.19] [%clk 1:40:53] } 2. c4 { [%eval 0.18] [%clk 1:41:11] } 2... g6 { [%eval 0.28] [%clk 1:41:16] } 3. Nc3 { [%eval 0.18] [%clk 1:41:31] } 3... d5 { [%eval 0.28] [%clk 1:41:32] } 4. cxd5 { [%eval 0.21] [%clk 1:41:50] } 4... Nxd5 { [%eval 0.17] [%clk 1:41:54] } 5. g3 { [%eval 0.07] [%clk 1:41:20] } 5... Nb6 { [%eval 0.33] [%clk 1:40:25] } 6. Bg2 { [%eval 0.25] [%clk 1:42:15] } 6... Bg7 { [%eval 0.2] [%clk 1:40:01] } 7. e3 { [%eval 0.05] [%clk 1:42:30] } 7... O-O { [%eval 0.15] [%clk 1:40:01] } 8. Nge2 { [%eval 0.24] [%clk 1:42:47] } 8... Nc6 { [%eval 0.56] [%clk 1:38:12] } 9. O-O { [%eval 0.63] [%clk 1:38:54] } 9... a5 { [%eval 0.66] [%clk 1:31:32] } 10. b3 { [%eval 0.54] [%clk 1:33:13] } 10... e5 { [%eval 0.66] [%clk 1:25:01] } 11. d5 { [%eval 0.69] [%clk 1:32:16] } 11... Ne7 { [%eval 0.92] [%clk 1:17:18] } 12. Ba3 { [%eval 1.05] [%clk 1:28:38] } 12... Re8 { [%eval 0.99] [%clk 1:01:39] } 13. Rc1 { [%eval 0.77] [%clk 1:23:45] } 13... Bf8 { [%eval 0.75] [%clk 0:40:22] } 14. Bc5 { [%eval 0.6] [%clk 1:09:13] } 14... Bd7 { [%eval 0.96] [%clk 0:32:36] } 15. e4 { [%eval 0.67] [%clk 1:00:36] } 15... Nec8 { [%eval 0.61] [%clk 0:29:32] } 16. Bxf8 { [%eval 0.56] [%clk 0:58:07] } 16... Rxf8 { [%eval 0.67] [%clk 0:26:49] } 17. f4 { [%eval 0.7] [%clk 0:55:06] } 17... f6 { [%eval 0.7] [%clk 0:26:23] } 18. Qd2 { [%eval 0.65] [%clk 0:47:54] } 18... Nd6 { [%eval 0.78] [%clk 0:23:59] } 19. Nd1 { [%eval 0.77] [%clk 0:36:53] } 19... a4 { [%eval 0.74] [%clk 0:21:25] } 20. Ne3 { [%eval 0.25] [%clk 0:34:44] } 20... axb3 { [%eval 0.27] [%clk 0:18:32] } 21. axb3 { [%eval 0.31] [%clk 0:33:49] } 21... Re8 { [%eval 0.35] [%clk 0:12:30] } 22. f5 { [%eval -0.16] [%clk 0:31:08] } 22... gxf5 { [%eval 0.0] [%clk 0:14:19] } 23. Nxf5 { [%eval -0.3] [%clk 0:29:31] } 23... Bxf5 { [%eval -0.32] [%clk 0:13:28] } 24. exf5 { [%eval -0.26] [%clk 0:26:33] } 24... Re7 { [%eval -0.22] [%clk 0:09:15] } 25. Nc3 { [%eval -0.53] [%clk 0:22:35] } 25... Qe8 { [%eval -0.41] [%clk 0:08:28] } 26. Ne4 { [%eval -0.59] [%clk 0:21:20] } 26... Nxe4 { [%eval -0.77] [%clk 0:08:29] } 27. Bxe4 { [%eval -0.68] [%clk 0:21:43] } 27... Nc8 { [%eval -0.21] [%clk 0:01:56] } 28. Qd3?! { [%eval -1.02] } { Inaccuracy. d6 was best. } { [%clk 0:12:25] } 28... Nd6 { [%eval -1.02] [%clk 0:08:46] } 29. Ra1 { [%eval -1.0] [%clk 0:08:42] } 29... Rf7 { [%eval -0.94] [%clk 0:07:09] } 30. Kh1 { [%eval -0.95] [%clk 0:08:30] } 30... Rxa1 { [%eval -0.83] [%clk 0:04:05] } 31. Rxa1 { [%eval -0.76] [%clk 0:11:55] } 31... Qb5?! { [%eval -0.17] } { Inaccuracy. Qf8 was best. } { [%clk 0:00:45] } 32. Qxb5 { [%eval -0.11] [%clk 0:09:42] } 32... Nxb5 { [%eval -0.11] [%clk 0:00:40] } 33. d6 { [%eval -0.14] [%clk 0:10:03] } 33... c6 { [%eval -0.21] [%clk 0:04:35] } 34. Kg2? { [%eval -1.62] } { Mistake. Bd3 was best. } { [%clk 0:09:03] } 34... Nxd6 { [%eval -1.7] [%clk 0:03:30] } 35. Kf3 { [%eval -1.93] [%clk 0:09:20] } 35... Nxe4?? { [%eval 0.0] } { Blunder. Kg7 was best. } { [%clk 0:03:24] } 36. Kxe4 { [%eval -0.08] [%clk 0:09:42] } 36... Rd7 { [%eval 0.0] [%clk 0:03:46] } 37. Ra8+ { [%eval -0.16] [%clk 0:09:12] } 37... Kg7 { [%eval -0.19] [%clk 0:02:54] } 38. Ra4?? { [%eval -3.35] } { Blunder. Ke3 was best. } { [%clk 0:07:55] } 38... Kf7? { [%eval -1.94] } { Mistake. Kh6 was best. } { [%clk 0:03:12] } 39. Ke3 { [%eval -1.77] [%clk 0:08:02] } 39... Rd5 { [%eval -1.9] [%clk 0:00:16] } 40. Rh4 { [%eval -1.92] [%clk 0:05:42] } 40... Kg7 { [%eval -1.79] [%clk 0:30:00] } 41. Rb4 { [%eval -1.69] [%clk 0:32:51] } 41... Rd7? { [%eval -0.42] } { Mistake. b5 was best. } { [%clk 0:19:52] } 42. Rb6?? { [%eval -3.32] } { Blunder. Rg4+ was best. } { [%clk 0:27:57] } 42... Kh6 { [%eval -2.72] [%clk 0:24:59] } 43. h4?! { [%eval -3.66] } { Inaccuracy. Ke4 was best. } { [%clk 0:26:02] } 43... Kg7?? { [%eval -0.01] } { Blunder. Kh5 was best. } { [%clk 0:23:56] } 44. b4 { [%eval -0.03] [%clk 0:25:35] } 44... h5 { [%eval -0.05] [%clk 0:20:10] } 45. Kf3 { [%eval 0.0] [%clk 0:22:34] } 45... Kf7 { [%eval -0.07] [%clk 0:18:44] } 46. g4 { [%eval -0.08] [%clk 0:21:54] } 46... hxg4+ { [%eval 0.0] [%clk 0:22:59] } 47. Kxg4 { [%eval -0.07] [%clk 0:22:15] } 47... Kg7 { [%eval -0.08] [%clk 0:17:40] } 48. Kf3?? { [%eval -2.96] } { Blunder. Kg3 was best. } { [%clk 0:22:05] } 48... Rc7?? { [%eval -0.07] } { Blunder. Kh6 was best. } { [%clk 0:10:29] } 49. b5 { [%eval -0.27] [%clk 0:20:41] } 49... cxb5 { [%eval -0.11] [%clk 0:04:03] } 50. Rxb5?? { [%eval -3.57] } { Blunder. Ke3 was best. } { [%clk 0:20:53] } 50... Kh6 { [%eval -3.36] [%clk 0:03:27] } 51. Rb6 { [%eval -2.92] [%clk 0:20:32] } 51... Kg7?? { [%eval 0.0] } { Blunder. Rc6 was best. } { [%clk 0:02:13] } 52. Ke3 { [%eval 0.0] [%clk 0:19:51] } 52... Rd7 { [%eval 0.0] [%clk 0:02:11] } 53. Ke2 { [%eval 0.0] [%clk 0:14:43] } 53... Kf7 { [%eval 0.0] [%clk 0:02:05] } 1/2-1/2