Bastian Knittel defeated Stefan Seifert 5-7 6-4 6-4 in the Germany F19 semi-final on hard.
Knittel B. came through in three sets.
Bastian Knittel beat Stefan Seifert 5-7 6-4 6-4. Umpiry, "Bastian Knittel vs Stefan Seifert — Germany F19 Semi-final", https://umpiry.com/match/2012-10-08/knittel-vs-seifert-germany-f19-sf?utm_source=cite (as of 8 October 2012).