Jeff Tarango defeated Jaime Oncins 4-6 6-3 6-2 in the Bologna quarter-final on clay.
Tarango J. came through in three sets.
Jeff Tarango beat Jaime Oncins 4-6 6-3 6-2. Umpiry, "Jeff Tarango vs Jaime Oncins — Bologna Quarter-final", https://umpiry.com/match/1991-05-20/oncins-vs-tarango-bologna-qf?utm_source=cite (as of 20 May 1991).