Event: Round 9: Rodriguez Klasen, Ennio - Krefenstein, Sergej
Site: https://lichess.org/broadcast/kreuzberg-summer-chess-festival-2025--open/round-9/TW8v5fIk/spWEv7F8
White: Rodriguez Klasen, Ennio
WhiteElo: 1950
Black: Krefenstein, Sergej
BlackElo: 2051
Result: 1-0
ECO: C70
Opening: Ruy Lopez: Morphy Defense, Classical Defense Deferred
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:52] } 1... e5 { [%eval 0.22] [%clk 1:30:54] } 2. Nf3 { [%eval 0.13] [%clk 1:30:18] } 2... Nc6 { [%eval 0.21] [%clk 1:31:17] } 3. Bb5 { [%eval 0.15] [%clk 1:30:38] } 3... a6 { [%eval 0.21] [%clk 1:31:40] } 4. Ba4 { [%eval 0.11] [%clk 1:30:43] } 4... Bc5 { [%eval 0.41] [%clk 1:31:38] } 5. O-O { [%eval 0.23] [%clk 1:23:19] } 5... b5 { [%eval 0.35] [%clk 1:29:29] } 6. Bb3 { [%eval 0.22] [%clk 1:23:40] } 6... d6 { [%eval 0.38] [%clk 1:29:02] } 7. c3 { [%eval 0.28] [%clk 1:16:58] } 7... Bg4 { [%eval 0.45] [%clk 1:24:30] } 8. Bd5 { [%eval 0.43] [%clk 1:05:46] } 8... Qd7 { [%eval 0.42] [%clk 1:20:48] } 9. Bxc6 { [%eval 0.51] [%clk 1:03:09] } 9... Qxc6 { [%eval 0.38] [%clk 1:21:11] } 10. Nxe5 { [%eval 0.43] [%clk 1:03:15] } 10... Bxd1 { [%eval 0.38] [%clk 1:18:14] } 11. Nxc6 { [%eval 0.51] [%clk 1:03:33] } 11... Be2 { [%eval 0.43] [%clk 1:15:29] } 12. Re1 { [%eval 0.44] [%clk 1:03:45] } 12... Bd3 { [%eval 0.57] [%clk 1:15:54] } 13. Nb4 { [%eval 0.46] [%clk 0:55:05] } 13... Bc4? { [%eval 1.66] } { Mistake. Bxb4 was best. } { [%clk 1:06:01] } 14. b3 { [%eval 1.69] [%clk 0:41:17] } 14... Be6 { [%eval 1.76] [%clk 1:06:03] } 15. Nd3 { [%eval 1.37] [%clk 0:39:50] } 15... Ba7 { [%eval 1.4] [%clk 1:02:08] } 16. Nf4 { [%eval 1.53] [%clk 0:38:47] } 16... Bd7 { [%eval 1.55] [%clk 1:00:26] } 17. d4 { [%eval 1.35] [%clk 0:26:17] } 17... O-O-O { [%eval 1.38] [%clk 0:59:22] } 18. Bb2 { [%eval 1.12] [%clk 0:24:02] } 18... Nf6?! { [%eval 1.82] } { Inaccuracy. f5 was best. } { [%clk 0:57:25] } 19. Nd2 { [%eval 1.83] [%clk 0:23:44] } 19... Rhe8 { [%eval 1.86] [%clk 0:56:17] } 20. Kf1 { [%eval 1.51] [%clk 0:21:19] } 20... Bc6 { [%eval 1.93] [%clk 0:53:34] } 21. f3 { [%eval 1.98] [%clk 0:19:56] } 21... g5 { [%eval 1.98] [%clk 0:48:44] } 22. Nd3 { [%eval 1.79] [%clk 0:18:57] } 22... Bd7 { [%eval 2.25] [%clk 0:42:45] } 23. g4 { [%eval 1.83] [%clk 0:06:24] } 23... Ng8 { [%eval 2.0] [%clk 0:37:13] } 24. e5?! { [%eval 1.25] } { Inaccuracy. Kg2 was best. } { [%clk 0:04:10] } 24... Bc6?! { [%eval 1.85] } { Inaccuracy. f5 was best. } { [%clk 0:34:06] } 25. Nb4 { [%eval 1.81] [%clk 0:02:16] } 25... Bb7 { [%eval 1.82] [%clk 0:33:59] } 26. exd6 { [%eval 1.88] [%clk 0:02:05] } 26... Rxe1+ { [%eval 1.93] [%clk 0:25:18] } 27. Rxe1 { [%eval 1.95] [%clk 0:01:29] } 27... cxd6 { [%eval 2.08] [%clk 0:25:41] } 28. Ne4 { [%eval 2.05] [%clk 0:00:44] } 28... h6 { [%eval 1.99] [%clk 0:25:30] } 29. Kf2 { [%eval 1.47] [%clk 0:00:37] } 29... Kd7 { [%eval 1.49] [%clk 0:24:34] } 30. Ng3 { [%eval 1.29] [%clk 0:00:34] } 30... a5 { [%eval 1.71] [%clk 0:22:54] } 31. Nc2 { [%eval 1.74] [%clk 0:00:40] } 31... Ne7 { [%eval 2.07] [%clk 0:22:03] } 32. Ne3 { [%eval 2.04] [%clk 0:00:40] } 32... Ng6 { [%eval 2.24] [%clk 0:20:43] } 33. Nef5 { [%eval 2.23] [%clk 0:00:39] } 33... Rh8 { [%eval 2.74] [%clk 0:18:40] } 34. Nh5 { [%eval 2.77] [%clk 0:00:45] } 34... Bb6 { [%eval 2.76] [%clk 0:15:13] } 35. Kg3 { [%eval 2.23] [%clk 0:00:37] } 35... Bc7? { [%eval 4.3] } { Mistake. d5 was best. } { [%clk 0:14:51] } 36. d5 { [%eval 4.31] [%clk 0:00:38] } 36... Ne5 { [%eval 4.8] [%clk 0:14:35] } 37. c4 { [%eval 4.84] [%clk 0:00:49] } 37... bxc4 { [%eval 5.01] [%clk 0:10:55] } 38. bxc4 { [%eval 4.78] [%clk 0:01:09] } 38... Ba6?! { [%eval 6.54] } { Inaccuracy. Kc8 was best. } { [%clk 0:11:22] } 39. c5 { [%eval 6.62] [%clk 0:00:51] } 39... Rb8 { [%eval 6.62] [%clk 0:09:52] } 40. Bxe5 { [%eval 6.65] [%clk 0:00:42] } 40... dxe5 { [%eval 6.69] [%clk 0:09:55] } 41. Nf6+ { [%eval 5.85] [%clk 0:30:04] } 41... Kc8 { [%eval 6.55] [%clk 0:40:00] } 42. Ne7+ { [%eval 6.65] [%clk 0:26:27] } 42... Kb7 { [%eval 7.56] [%clk 0:38:53] } 43. d6 { [%eval 7.44] [%clk 0:25:11] } 43... Bd8 { [%eval 7.47] [%clk 0:37:25] } 44. c6+ { [%eval 7.24] [%clk 0:25:04] } 1-0