Denis Bejtulahi defeated Peter Heller 3-6 7-5 7-5 in the Turkey F4 round of 16 on hard.
Bejtulahi D. came through in three sets.
Denis Bejtulahi beat Peter Heller 3-6 7-5 7-5. Umpiry, "Denis Bejtulahi vs Peter Heller — Turkey F4 Round of 16", https://umpiry.com/match/2013-01-28/bejtulahi-vs-heller-turkey-f4-r16?utm_source=cite (as of 28 January 2013).