Peter Heller defeated Delf Gohlke 6-3 6-1 in the Turkey F38 round of 16 on hard.
Heller P. took it in straight sets.
Peter Heller beat Delf Gohlke 6-3 6-1. Umpiry, "Peter Heller vs Delf Gohlke — Turkey F38 Round of 16", https://umpiry.com/match/2015-09-21/gohlke-vs-heller-turkey-f38-r16?utm_source=cite (as of 21 September 2015).