Event: Biel Chess Festival 2025 MTO
Site: Biel, Switzerland
Date: 2025-07-18
White: Karthikeyan, Murali
WhiteTitle: GM
WhiteElo: 2650
Black: Panchanathan, Magesh Chandran
BlackTitle: GM
BlackElo: 2454
Result: 1-0
ECO: C41
Opening: Philidor Defense: Exchange Variation
Variant: Standard
TimeControl: 100 min 40 moves + 30 min Rest + 30 sec per move

1. e4 { [%eval 0.18] [%clk 1:40:55] } 1... e5 { [%eval 0.22] [%clk 1:40:09] } 2. Nf3 { [%eval 0.13] [%clk 1:41:12] } 2... d6 { [%eval 0.48] [%clk 1:40:23] } 3. d4 { [%eval 0.58] [%clk 1:41:18] } 3... exd4 { [%eval 0.45] [%clk 1:40:48] } 4. Nxd4 { [%eval 0.42] [%clk 1:41:23] } 4... Nf6 { [%eval 0.56] [%clk 1:41:13] } 5. Nc3 { [%eval 0.51] [%clk 1:41:47] } 5... Be7 { [%eval 0.66] [%clk 1:38:48] } 6. Bf4 { [%eval 0.58] [%clk 1:37:35] } 6... O-O { [%eval 0.55] [%clk 1:41:50] } 7. Qd2 { [%eval 0.5] [%clk 1:37:55] } 7... Nc6 { [%eval 0.5] [%clk 1:41:23] } 8. O-O-O { [%eval 0.59] [%clk 1:36:37] } 8... Nxd4 { [%eval 0.57] [%clk 1:41:37] } 9. Qxd4 { [%eval 0.77] [%clk 1:37:01] } 9... a6 { [%eval 0.75] [%clk 1:42:04] } 10. f3 { [%eval 0.48] [%clk 1:34:35] } 10... b5 { [%eval 0.54] [%clk 1:42:23] } 11. g4 { [%eval 0.16] [%clk 1:32:22] } 11... c5 { [%eval 0.38] [%clk 1:40:51] } 12. Qd2 { [%eval -0.14] [%clk 1:29:40] } 12... b4 { [%eval 0.01] [%clk 1:33:23] } 13. Nd5?! { [%eval -0.97] } { Inaccuracy. Ne2 was best. } { [%clk 1:19:46] } 13... Nxd5 { [%eval -0.93] [%clk 1:32:33] } 14. exd5 { [%eval -0.91] [%clk 1:20:08] } 14... a5?! { [%eval -0.04] } { Inaccuracy. Bh4 was best. } { [%clk 1:23:19] } 15. h4 { [%eval -0.08] [%clk 1:10:30] } 15... a4 { [%eval -0.09] [%clk 1:20:41] } 16. Bd3 { [%eval -0.12] [%clk 0:34:10] } 16... Bf6 { [%eval 0.0] [%clk 1:11:19] } 17. g5 { [%eval 0.0] [%clk 0:25:32] } 17... Bd4 { [%eval -0.07] [%clk 1:02:26] } 18. c3 { [%eval -0.26] [%clk 0:54:53] } 18... bxc3 { [%eval -0.4] [%clk 0:53:26] } 19. bxc3 { [%eval -0.26] [%clk 0:55:18] } 19... Be5?! { [%eval 0.48] } { Inaccuracy. c4 was best. } { [%clk 0:53:43] } 20. Bxe5 { [%eval 0.35] [%clk 0:55:18] } 20... dxe5 { [%eval 0.33] [%clk 0:54:09] } 21. Qe3 { [%eval 0.0] [%clk 0:50:50] } 21... c4 { [%eval 0.0] [%clk 0:52:03] } 22. Bc2 { [%eval -0.03] [%clk 0:49:36] } 22... Qd6 { [%eval 0.01] [%clk 0:51:17] } 23. h5 { [%eval 0.0] [%clk 0:48:22] } 23... Rb8 { [%eval -0.01] [%clk 0:29:43] } 24. Rde1 { [%eval -0.14] [%clk 0:40:35] } 24... Re8 { [%eval -0.07] [%clk 0:32:33] } 25. Qe4? { [%eval -1.24] } { Mistake. Rh4 was best. } { [%clk 0:29:22] } 25... g6 { [%eval -1.24] [%clk 0:29:41] } 26. hxg6 { [%eval -1.13] [%clk 0:29:03] } 26... fxg6 { [%eval -1.25] [%clk 0:29:31] } 27. Qxc4 { [%eval -1.15] [%clk 0:24:02] } 27... Rd8? { [%eval 0.05] } { Mistake. Bd7 was best. } { [%clk 0:16:49] } 28. Qxa4 { [%eval 0.1] [%clk 0:19:50] } 28... Bf5?? { [%eval 2.31] } { Blunder. Be6 was best. } { [%clk 0:14:58] } 29. Bxf5 { [%eval 2.66] [%clk 0:13:54] } 29... gxf5 { [%eval 2.73] [%clk 0:12:13] } 30. Qa7 { [%eval 2.68] [%clk 0:11:28] } 30... Rd7 { [%eval 2.63] [%clk 0:08:34] } 31. Rh6 { [%eval 2.59] [%clk 0:13:00] } 31... Rxa7 { [%eval 2.8] [%clk 0:09:00] } 32. Rxd6 { [%eval 2.43] [%clk 0:13:21] } 32... e4 { [%eval 2.63] [%clk 0:09:27] } 33. Kd2 { [%eval 2.12] [%clk 0:04:08] } 33... Rxa2+?! { [%eval 2.84] } { Inaccuracy. exf3 was best. } { [%clk 0:04:56] } 34. Ke3 { [%eval 2.92] [%clk 0:06:52] } 34... Ra4 { [%eval 3.4] [%clk 0:05:18] } 35. Rf6 { [%eval 3.58] [%clk 0:03:44] } 35... Re8 { [%eval 4.46] [%clk 0:01:10] } 36. f4 { [%eval 4.06] [%clk 0:03:01] } 36... Rc4 { [%eval 3.84] [%clk 0:01:04] } 37. Rxf5?? { [%eval 0.3] } { Blunder. Rc1 was best. } { [%clk 0:01:06] } 37... Rxc3+ { [%eval 0.0] [%clk 0:01:26] } 38. Kd4 { [%eval 0.0] [%clk 0:01:19] } 38... Rd3+ { [%eval 0.07] [%clk 0:01:05] } 39. Kc5 { [%eval 0.21] [%clk 0:01:44] } 39... Rf3?? { [%eval 4.03] } { Blunder. Rc8+ was best. } { [%clk 0:00:32] } 40. Kd6 { [%eval 4.04] [%clk 0:01:14] } 40... e3?! { [%eval 5.37] } { Inaccuracy. Ra3 was best. } { [%clk 0:00:40] } 41. Re5 { [%eval 5.21] [%clk 0:29:54] } 41... Rf8 { [%eval 6.1] [%clk 0:29:05] } 42. R1xe3 { [%eval 6.19] [%clk 0:28:16] } 42... R3xf4 { [%eval 6.37] [%clk 0:29:30] } 43. Re8 { [%eval 5.93] [%clk 0:27:42] } 43... Rxe8 { [%eval 5.62] [%clk 0:29:13] } 44. Rxe8+ { [%eval 6.59] [%clk 0:28:07] } 44... Kf7 { [%eval 5.9] [%clk 0:29:41] } 45. Re5 { [%eval 4.96] [%clk 0:27:23] } 45... Ra4 { [%eval 5.7] [%clk 0:29:40] } 46. Kc7 { [%eval 5.46] [%clk 0:27:25] } 1-0