Lukas Klein defeated Petr Nouza 7-6 6-4 in the M15 Piestany 2 quarter-final on clay. Lukas Klein moved ahead in the head-to-head, 2–1.
Klein L. took it in straight sets.
Clay: level 1–1 · Carpet: Klein L. leads 1–0
Lukas Klein beat Petr Nouza 7-6(3) 6-4. Umpiry, "Lukas Klein vs Petr Nouza — M15 Piestany 2 Quarter-final", https://umpiry.com/match/2019-07-19/klein-vs-nouza-m15-piestany-2-qf?utm_source=cite (as of 19 July 2019).