Rainer Gunther defeated Alberto Banus Sado 6-4 6-0 in the Yugoslavia F3A qualifying round on clay.
Gunther R. took it in straight sets.
Rainer Gunther beat Alberto Banus Sado 6-4 6-0. Umpiry, "Rainer Gunther vs Alberto Banus Sado — Yugoslavia F3A Qualifying Round", https://umpiry.com/match/1998-06-01/gunther-vs-sado-yugoslavia-f3a-qf?utm_source=cite (as of 1 June 1998).