Jozsef Krocsko defeated Reto Staubli 7-6 6-0 in the Hungary Masters 1 qualifying round on clay.
Krocsko J. took it in straight sets.
Jozsef Krocsko beat Reto Staubli 7-6 6-0. Umpiry, "Jozsef Krocsko vs Reto Staubli — Hungary Masters 1 Qualifying Round", https://umpiry.com/match/1991-06-03/krocsko-vs-staubli-hungary-masters-1-qf?utm_source=cite (as of 3 June 1991).