Yannick Penkner defeated Jakob Kalteis 6-2 6-2 in the M15 Mistelbach 1 qualifying round of 64 on clay.
Penkner Y. took it in straight sets.
Yannick Penkner beat Jakob Kalteis 6-2 6-2. Umpiry, "Yannick Penkner vs Jakob Kalteis — M15 Mistelbach 1 Qualifying Round of 64", https://umpiry.com/match/2025-08-17/kalteis-vs-penkner-m15-mistelbach-1-q64?utm_source=cite (as of 17 August 2025).