Event: CZECH OPEN 2025 - A - PARDUBICE OPEN - open grandmaster tournament
Site: https://lichess.org/broadcast/czech-open-2025--a/round-8/6qgfxzfN/FuvWM2Fv
White: Petersen, Marcel
WhiteTitle: CM
WhiteElo: 2236
Black: Korshunov, Sergey And.
BlackTitle: FM
BlackElo: 2382
Result: 0-1
ECO: C47
Opening: Four Knights Game: Glek System
Variant: Standard
TimeControl: 90 min / 40 moves + 30 min + 30 s/move

1. e4 { [%eval 0.18] [%clk 1:30:57] } 1... e5 { [%eval 0.22] [%clk 1:30:56] } 2. Nf3 { [%eval 0.13] [%clk 1:31:23] } 2... Nc6 { [%eval 0.21] [%clk 1:31:23] } 3. Nc3 { [%eval 0.06] [%clk 1:31:41] } 3... Nf6 { [%eval 0.07] [%clk 1:31:38] } 4. g3 { [%eval -0.07] [%clk 1:31:54] } 4... d5 { [%eval 0.12] [%clk 1:24:16] } 5. exd5 { [%eval -0.03] [%clk 1:32:17] } 5... Nxd5 { [%eval -0.03] [%clk 1:24:42] } 6. Bg2 { [%eval 0.0] [%clk 1:32:40] } 6... Nxc3 { [%eval -0.04] [%clk 1:22:57] } 7. bxc3 { [%eval 0.0] [%clk 1:33:04] } 7... Bd6 { [%eval 0.03] [%clk 1:23:20] } 8. O-O { [%eval 0.09] [%clk 1:31:06] } 8... O-O { [%eval 0.1] [%clk 1:23:46] } 9. d4 { [%eval 0.13] [%clk 1:32:10] } 9... h6 { [%eval 0.1] [%clk 1:17:57] } 10. Re1 { [%eval 0.14] [%clk 1:06:27] } 10... Qf6 { [%eval 0.24] [%clk 1:09:51] } 11. Nd2 { [%eval -0.08] [%clk 1:16:03] } 11... Qg6 { [%eval 0.0] [%clk 0:54:09] } 12. Nc4 { [%eval -0.04] [%clk 1:09:03] } 12... Bg4 { [%eval 0.18] [%clk 0:49:33] } 13. Qd2 { [%eval 0.11] [%clk 0:59:48] } 13... Rfe8 { [%eval 0.19] [%clk 0:39:14] } 14. Ne3 { [%eval -0.33] [%clk 0:50:31] } 14... Bd7 { [%eval -0.3] [%clk 0:34:25] } 15. Rb1 { [%eval -0.5] [%clk 0:48:34] } 15... b6 { [%eval -0.49] [%clk 0:33:44] } 16. Bb2 { [%eval -0.49] [%clk 0:45:59] } 16... Rad8 { [%eval -0.5] [%clk 0:32:54] } 17. Nc4 { [%eval -0.6] [%clk 0:39:15] } 17... e4 { [%eval -0.61] [%clk 0:25:56] } 18. Nxd6 { [%eval -0.77] [%clk 0:33:42] } 18... cxd6 { [%eval -0.84] [%clk 0:26:23] } 19. c4 { [%eval -1.02] [%clk 0:33:04] } 19... Na5 { [%eval -0.77] [%clk 0:25:22] } 20. Qb4?! { [%eval -1.42] } { Inaccuracy. Qf4 was best. } { [%clk 0:27:23] } 20... Rc8 { [%eval -1.62] [%clk 0:25:22] } 21. Bf1 { [%eval -1.35] [%clk 0:26:22] } 21... Bg4 { [%eval -1.06] [%clk 0:23:17] } 22. Bc1 { [%eval -1.3] [%clk 0:23:08] } 22... Bf3?! { [%eval -0.67] } { Inaccuracy. Nc6 was best. } { [%clk 0:21:57] } 23. Be3 { [%eval -0.72] [%clk 0:20:52] } 23... Re6?! { [%eval -0.02] } { Inaccuracy. Rf8 was best. } { [%clk 0:19:04] } 24. Qb5 { [%eval -0.2] [%clk 0:18:24] } 24... Rf6 { [%eval 0.31] [%clk 0:13:05] } 25. Qa6 { [%eval -0.03] [%clk 0:12:18] } 25... Rc7 { [%eval 0.0] [%clk 0:10:56] } 26. c5 { [%eval -0.05] [%clk 0:12:15] } 26... d5 { [%eval -0.06] [%clk 0:08:38] } 27. cxb6 { [%eval -0.03] [%clk 0:11:25] } 27... axb6 { [%eval -0.05] [%clk 0:09:06] } 28. Qa8+ { [%eval -0.12] [%clk 0:10:55] } 28... Kh7 { [%eval -0.05] [%clk 0:09:33] } 29. Qxd5 { [%eval -0.08] [%clk 0:11:16] } 29... Rf5 { [%eval 0.43] [%clk 0:09:39] } 30. Qd8 { [%eval 0.37] [%clk 0:11:03] } 30... Rc6 { [%eval 0.58] [%clk 0:07:33] } 31. Rb5?! { [%eval -0.03] } { Inaccuracy. Rb4 was best. } { [%clk 0:09:47] } 31... Rxb5 { [%eval -0.05] [%clk 0:05:31] } 32. Bxb5 { [%eval -0.07] [%clk 0:10:11] } 32... Qf5 { [%eval -0.31] [%clk 0:05:00] } 33. d5?? { [%eval -3.8] } { Blunder. Bf1 was best. } { [%clk 0:09:54] } 33... Nc4 { [%eval -3.78] [%clk 0:04:06] } 34. Bxc4 { [%eval -3.53] [%clk 0:02:58] } 34... Rxc4 { [%eval -3.69] [%clk 0:04:32] } 35. Qh4 { [%eval -3.36] [%clk 0:03:22] } 35... g5 { [%eval -3.11] [%clk 0:03:07] } 36. g4 { [%eval -3.13] [%clk 0:03:47] } 36... Qxd5?! { [%eval -2.4] } { Inaccuracy. Bxg4 was best. } { [%clk 0:03:08] } 37. Qg3 { [%eval -2.26] [%clk 0:04:01] } 37... Rc6 { [%eval -1.99] [%clk 0:01:09] } 38. h3 { [%eval -1.67] [%clk 0:03:35] } 38... Rg6? { [%eval -0.22] } { Mistake. b5 was best. } { [%clk 0:01:00] } 39. c3 { [%eval -0.29] [%clk 0:03:09] } 39... h5 { [%eval 0.0] [%clk 0:01:08] } 40. gxh5 { [%eval 0.0] [%clk 0:02:04] } 40... Bxh5 { [%eval 0.0] [%clk 0:01:34] } 41. Bd4 { [%eval -0.19] [%clk 0:29:36] } 41... Bf3 { [%eval -0.23] [%clk 0:20:32] } 42. Qb8 { [%eval 0.0] [%clk 0:21:55] } 42... Rg8 { [%eval -0.12] [%clk 0:20:51] } 43. Qe5?! { [%eval -0.94] } { Inaccuracy. Qc7 was best. } { [%clk 0:21:50] } 43... Qxe5 { [%eval -0.96] [%clk 0:19:52] } 44. Bxe5 { [%eval -0.96] [%clk 0:22:15] } 44... Rg6 { [%eval -0.91] [%clk 0:20:20] } 45. Rb1 { [%clk 0:17:11] } 45... Rh6 { [%clk 0:20:42] } 46. Kh2 { [%clk 0:17:30] } 46... f5 { [%clk 0:15:48] } 47. c4 { [%clk 0:16:09] } 47... f4 { [%clk 0:14:50] } 48. c5 { [%clk 0:13:11] } 48... g4 { [%clk 0:14:58] } 0-1