Matias Oneille defeated Rodrigo Cerdera 6-3 6-4 in the Peru F3 round of 32 on clay. The upset overturned the form book — Rodrigo Cerdera came in leading the head-to-head 5–0. Matias Oneille claimed a first win over Rodrigo Cerdera in six meetings, narrowing the head-to-head to 5–1.
Oneille M. took it in straight sets.
Matias Oneille beat Rodrigo Cerdera 6-3 6-4. Umpiry, "Matias Oneille vs Rodrigo Cerdera — Peru F3 Round of 32", https://umpiry.com/match/1999-09-13/cerdera-vs-oneille-peru-f3-r32?utm_source=cite (as of 13 September 1999).