Matthew Breen defeated Osvaldo Biffe 6-1 6-0 in the USA F18 round of 64 on hard.
Breen M. took it in straight sets.
Matthew Breen beat Osvaldo Biffe 6-1 6-0. Umpiry, "Matthew Breen vs Osvaldo Biffe — USA F18 Round of 64", https://umpiry.com/match/1999-11-08/biffe-vs-breen-usa-f18-r64?utm_source=cite (as of 8 November 1999).