Jan Mertl defeated Kevin Deden 6-2 6-4 in the Germany F1 round of 16 on carpet. The result followed the form book — Jan Mertl came in leading the head-to-head 1–0. Jan Mertl extended the head-to-head to 2–0.
Mertl J. took it in straight sets.
Carpet: Mertl J. leads 1–0 · Hard: Mertl J. leads 1–0
Jan Mertl beat Kevin Deden 6-2 6-4. Umpiry, "Jan Mertl vs Kevin Deden — Germany F1 Round of 16", https://umpiry.com/match/2011-01-10/deden-vs-mertl-germany-f1-r16?utm_source=cite (as of 10 January 2011).