Ronald Dueller defeated Lars Zimmermann 6-0 6-3 in the Czech Republic F1 round of 32 on clay.
Dueller R. took it in straight sets.
Ronald Dueller beat Lars Zimmermann 6-0 6-3. Umpiry, "Ronald Dueller vs Lars Zimmermann — Czech Republic F1 Round of 32", https://umpiry.com/match/2000-09-04/dueller-vs-zimmermann-czech-republic-f1-r32?utm_source=cite (as of 4 September 2000).