Michael Van Der Berg defeated Reto Staubli 3-6 6-3 6-4 in the Hungary Masters 3 round of 32 on clay.
Van Der Berg M. came through in three sets.
Michael Van Der Berg beat Reto Staubli 3-6 6-3 6-4. Umpiry, "Michael Van Der Berg vs Reto Staubli — Hungary Masters 3 Round of 32", https://umpiry.com/match/1991-06-03/berg-vs-staubli-hungary-masters-3-r32?utm_source=cite (as of 3 June 1991).