Ignacio Martinez defeated Federico Pierini 6-2 6-1 in the Mexico 3 Masters 4 round of 16 on hard.
Martinez I. took it in straight sets.
Ignacio Martinez beat Federico Pierini 6-2 6-1. Umpiry, "Ignacio Martinez vs Federico Pierini — Mexico 3 Masters 4 Round of 16", https://umpiry.com/match/1993-09-18/martinez-vs-pierini-mexico-3-masters-4-r16?utm_source=cite (as of 18 September 1993).