Bastian Knittel defeated Jaan Frederik Brunken 7-5 6-4 in the Stuttgart qualifying round of 16 on grass. The result followed the form book — Bastian Knittel came in defending last year's round of 32.
Knittel B. took it in straight sets.
Bastian Knittel beat Jaan Frederik Brunken 7-5 6-4. Umpiry, "Bastian Knittel vs Jaan Frederik Brunken — Stuttgart Qualifying Round of 16", https://umpiry.com/match/2011-07-10/brunken-vs-knittel-stuttgart-q16?utm_source=cite (as of 10 July 2011).