Hans Grobecker defeated Efe Ustundag 6-1 6-1 in the Kuwait F1 round of 32 on hard.
Grobecker H. took it in straight sets.
Hans Grobecker beat Efe Ustundag 6-1 6-1. Umpiry, "Hans Grobecker vs Efe Ustundag — Kuwait F1 Round of 32", https://umpiry.com/match/2001-04-09/grobecker-vs-ustundag-kuwait-f1-r32?utm_source=cite (as of 9 April 2001).