Marcel Zimmermann defeated Pierre Hugues Herbert 7-5 6-2 in the Germany F13 semi-final on clay.
Zimmermann M. took it in straight sets.
Marcel Zimmermann beat Pierre Hugues Herbert 7-5 6-2. Umpiry, "Marcel Zimmermann vs Pierre Hugues Herbert — Germany F13 Semi-final", https://umpiry.com/match/2011-08-29/herbert-vs-zimmermann-germany-f13-sf?utm_source=cite (as of 29 August 2011).