Jan Lennard Struff defeated Timo Nieminen 7-6 6-1 in the Germany F19 semi-final on hard. The upset overturned the form book — Timo Nieminen came in leading the head-to-head 1–0. Jan Lennard Struff claimed a first win over Timo Nieminen in two meetings, levelling the head-to-head at 1–1.
Struff J. took it in straight sets.
Jan Lennard Struff beat Timo Nieminen 7-6(4) 6-1. Umpiry, "Jan Lennard Struff vs Timo Nieminen — Germany F19 Semi-final", https://umpiry.com/match/2012-10-08/nieminen-vs-struff-germany-f19-sf?utm_source=cite (as of 8 October 2012).