Jan Lennard Struff defeated Holger Fischer 7-6 6-3 in the Germany F4 semi-final on carpet. The upset overturned the form book — Holger Fischer came in leading the head-to-head 1–0. Jan Lennard Struff claimed a first win over Holger Fischer in two meetings, levelling the head-to-head at 1–1.
Struff J. took it in straight sets.
Carpet: Struff J. leads 1–0 · Clay: Fischer H. leads 1–0
Jan Lennard Struff beat Holger Fischer 7-6(5) 6-3. Umpiry, "Jan Lennard Struff vs Holger Fischer — Germany F4 Semi-final", https://umpiry.com/match/2011-01-31/fischer-vs-struff-germany-f4-sf?utm_source=cite (as of 31 January 2011).