Diego Ayala defeated Joaquin Lillo 6-4 7-6 in the Mexico F1 round of 32 on clay.
Ayala D. took it in straight sets.
Diego Ayala beat Joaquin Lillo 6-4 7-6(4). Umpiry, "Diego Ayala vs Joaquin Lillo — Mexico F1 Round of 32", https://umpiry.com/match/2000-05-29/ayala-vs-lillo-mexico-f1-r32?utm_source=cite (as of 29 May 2000).