Jordi Mas defeated Arne Thoms 1-6 6-2 6-4 in the Spain 4 Masters 4 qualifying round on hard.
Mas J. came through in three sets.
Jordi Mas beat Arne Thoms 1-6 6-2 6-4. Umpiry, "Jordi Mas vs Arne Thoms — Spain 4 Masters 4 Qualifying Round", https://umpiry.com/match/1991-04-22/mas-vs-thoms-spain-4-masters-4-qf?utm_source=cite (as of 22 April 1991).