Ivan Vajda defeated Petr Kralert 6-2 6-3 in the Germany F4B qualifying round on clay.
Vajda I. took it in straight sets.
Ivan Vajda beat Petr Kralert 6-2 6-3. Umpiry, "Ivan Vajda vs Petr Kralert — Germany F4B Qualifying Round", https://umpiry.com/match/1999-05-31/kralert-vs-vajda-germany-f4b-qf?utm_source=cite (as of 31 May 1999).