Event: Round 8: Montag, Jan - Osthus, Jannis
Site: https://lichess.org/broadcast/german-university-chess-championship-2025--rapid-board-101/round-8/h3xc7r78/Nh9gQ6Ju
Date: 2025-11-22
White: Montag, Jan
Black: Osthus, Jannis
Result: 1-0
ECO: A53
Opening: Old Indian Defense
Variant: Standard
TimeControl: 10+5

1. d4 { [%eval 0.17] [%clk 0:10:09] } 1... Nf6 { [%eval 0.19] [%clk 0:10:08] } 2. c4 { [%eval 0.18] [%clk 0:10:12] } 2... d6 { [%eval 0.47] [%clk 0:10:12] } 3. Nf3 { [%eval 0.5] [%clk 0:10:15] } 3... g6 { [%eval 0.4] [%clk 0:10:16] } 4. Nc3 { [%eval 0.44] [%clk 0:10:17] } 4... Bg7 { [%eval 0.5] [%clk 0:10:20] } 5. d5 { [%eval 0.07] [%clk 0:10:19] } 5... O-O { [%eval 0.15] [%clk 0:10:16] } 6. e4 { [%eval 0.06] [%clk 0:10:20] } 6... c6 { [%eval 0.17] [%clk 0:10:15] } 7. Be3 { [%eval 0.08] [%clk 0:10:21] } 7... cxd5 { [%eval 0.32] [%clk 0:10:18] } 8. cxd5 { [%eval 0.12] [%clk 0:10:23] } 8... b6?! { [%eval 0.91] } { Inaccuracy. Qa5 was best. } { [%clk 0:10:09] } 9. Bd3 { [%eval 0.67] [%clk 0:10:25] } 9... Bg4 { [%eval 0.54] [%clk 0:10:05] } 10. h3 { [%eval 0.49] [%clk 0:10:15] } 10... Bxf3 { [%eval 0.39] [%clk 0:10:10] } 11. Qxf3 { [%eval 0.38] [%clk 0:10:18] } 11... Nbd7 { [%eval 0.44] [%clk 0:09:58] } 12. Rc1 { [%eval 0.49] [%clk 0:10:20] } 12... Ne5 { [%eval 0.59] [%clk 0:09:57] } 13. Qe2 { [%eval 0.54] [%clk 0:10:17] } 13... Nxd3+ { [%eval 0.53] [%clk 0:09:47] } 14. Qxd3 { [%eval 0.55] [%clk 0:10:20] } 14... Nd7 { [%eval 0.48] [%clk 0:09:47] } 15. O-O { [%eval 0.47] [%clk 0:10:14] } 15... Ne5 { [%eval 0.7] [%clk 0:09:50] } 16. Qe2 { [%eval 0.77] [%clk 0:10:05] } 16... Rc8 { [%eval 1.26] [%clk 0:09:45] } 17. Nb5 { [%eval 1.38] [%clk 0:10:02] } 17... Qd7 { [%eval 1.32] [%clk 0:09:32] } 18. a4?! { [%eval 0.35] } { Inaccuracy. Nd4 was best. } { [%clk 0:09:51] } 18... Rxc1 { [%eval 0.41] [%clk 0:09:01] } 19. Rxc1 { [%eval 0.46] [%clk 0:09:54] } 19... a6 { [%eval 0.49] [%clk 0:08:13] } 20. Nd4 { [%eval 0.63] [%clk 0:09:55] } 20... b5?? { [%eval 2.52] } { Blunder. Qxa4 was best. } { [%clk 0:07:27] } 21. axb5 { [%eval 2.33] [%clk 0:09:54] } 21... axb5 { [%eval 2.48] [%clk 0:07:31] } 22. Nxb5 { [%eval 2.42] [%clk 0:09:32] } 22... Rb8 { [%eval 2.57] [%clk 0:07:35] } 23. Nd4 { [%eval 2.58] [%clk 0:09:32] } 23... Qb7 { [%eval 3.16] [%clk 0:06:58] } 24. b3?! { [%eval 2.06] } { Inaccuracy. Nc6 was best. } { [%clk 0:08:54] } 24... Nd7?! { [%eval 3.08] } { Inaccuracy. Ra8 was best. } { [%clk 0:06:43] } 25. b4?? { [%eval 0.0] } { Blunder. Nc6 was best. } { [%clk 0:08:55] } 25... Bxd4 { [%eval 0.0] [%clk 0:06:26] } 26. Bxd4 { [%eval 0.0] [%clk 0:08:51] } 26... Qxb4 { [%eval 0.0] [%clk 0:06:25] } 27. Qe3 { [%eval 0.0] [%clk 0:08:23] } 27... Nf6 { [%eval 0.0] [%clk 0:06:05] } 28. Rd1 { [%eval 0.0] [%clk 0:08:06] } 28... Qb3 { [%eval 0.0] [%clk 0:05:50] } 29. Rd3 { [%eval 0.0] [%clk 0:07:32] } 29... Qb1+ { [%eval 0.0] [%clk 0:04:26] } 30. Kh2 { [%eval 0.06] [%clk 0:07:34] } 30... Kg7?? { [%eval 3.46] } { Blunder. Rc8 was best. } { [%clk 0:04:13] } 31. e5 { [%eval 3.49] [%clk 0:07:24] } 31... dxe5 { [%eval 3.41] [%clk 0:04:08] } 32. Bxe5 { [%eval 3.42] [%clk 0:07:26] } 32... Rd8 { [%eval 3.48] [%clk 0:03:35] } 33. Bf4?? { [%eval 0.73] } { Blunder. d6 was best. } { [%clk 0:06:09] } 33... Qb5?? { [%eval 5.23] } { Blunder. Re8 was best. } { [%clk 0:01:56] } 34. Bh6+ { [%eval 4.9] [%clk 0:05:51] } 34... Kg8 { [%eval 6.22] [%clk 0:01:59] } 35. Qxe7 { [%eval 5.83] [%clk 0:05:41] } 35... Qb8+?! { [%eval 11.67] } { Inaccuracy. Qd7 was best. } { [%clk 0:01:31] } 36. g3?? { [%eval 0.66] } { Blunder. d6 was best. } { [%clk 0:05:17] } 36... Nd7?? { [%eval 7.61] } { Blunder. Nxd5 was best. } { [%clk 0:00:10] } 37. Rf3 { [%eval 7.36] [%clk 0:04:33] } 1-0