Lenn Luemkemann defeated Claus Piening 6-1 6-2 in the M25 Kramsach qualifying round of 16 on clay.
Luemkemann L. took it in straight sets.
Lenn Luemkemann beat Claus Piening 6-1 6-2. Umpiry, "Lenn Luemkemann vs Claus Piening — M25 Kramsach Qualifying Round of 16", https://umpiry.com/match/2026-07-13/luemkemann-vs-piening-m25-kramsach-q16?utm_source=cite (as of 13 July 2026).