Konstantin Don Gruber defeated Jan Vacek 4-6 6-4 6-4 in the Austria F7 round of 32 on clay.
Don Gruber K. came through in three sets.
Konstantin Don Gruber beat Jan Vacek 4-6 6-4 6-4. Umpiry, "Konstantin Don Gruber vs Jan Vacek — Austria F7 Round of 32", https://umpiry.com/match/1998-08-18/gruber-vs-vacek-austria-f7-r32?utm_source=cite (as of 18 August 1998).