Francois Arthur Vibert defeated Horst Rieder 6-4 6-1 in the Turkey F19 round of 32 on clay.
Vibert F. took it in straight sets.
Francois Arthur Vibert beat Horst Rieder 6-4 6-1. Umpiry, "Francois Arthur Vibert vs Horst Rieder — Turkey F19 Round of 32", https://umpiry.com/match/2018-05-14/rieder-vs-vibert-turkey-f19-r32?utm_source=cite (as of 14 May 2018).