Ondrej Krstev defeated Petr Hajek 7-6 6-2 in the Slovakia F3 round of 32 on clay.
Krstev O. took it in straight sets.
Ondrej Krstev beat Petr Hajek 7-6(10) 6-2. Umpiry, "Ondrej Krstev vs Petr Hajek — Slovakia F3 Round of 32", https://umpiry.com/match/2016-08-08/hajek-vs-krstev-slovakia-f3-r32?utm_source=cite (as of 8 August 2016).