Philippe Pech defeated Pier Gauthier 6-3 6-1 in the Italy 1 Masters 4 qualifying round on carpet.
Pech P. took it in straight sets.
Philippe Pech beat Pier Gauthier 6-3 6-1. Umpiry, "Philippe Pech vs Pier Gauthier — Italy 1 Masters 4 Qualifying Round", https://umpiry.com/match/1990-12-31/gauthier-vs-pech-italy-1-masters-4-qf?utm_source=cite (as of 31 December 1990).