Zdenek Derkas defeated Roman Boychuk 7-6 6-3 in the M15 Piestany 2 qualifying round of 32 on clay.
Derkas Z. took it in straight sets.
Zdenek Derkas beat Roman Boychuk 7-6(7) 6-3. Umpiry, "Zdenek Derkas vs Roman Boychuk — M15 Piestany 2 Qualifying Round of 32", https://umpiry.com/match/2019-07-15/boychuk-vs-derkas-m15-piestany-2-q32?utm_source=cite (as of 15 July 2019).