David Hall defeated John Sullivan 7-5 6-4 in the Mexico 1 Masters 3 qualifying round on hard.
Hall D. took it in straight sets.
David Hall beat John Sullivan 7-5 6-4. Umpiry, "David Hall vs John Sullivan — Mexico 1 Masters 3 Qualifying Round", https://umpiry.com/match/1994-02-26/hall-vs-sullivan-mexico-1-masters-3-qf?utm_source=cite (as of 26 February 1994).