Renzo Olivo defeated Michael Quintero 6-2 7-6 in the Peru F1 round of 16 on clay.
Olivo R. took it in straight sets.
Renzo Olivo beat Michael Quintero 6-2 7-6(4). Umpiry, "Renzo Olivo vs Michael Quintero — Peru F1 Round of 16", https://umpiry.com/match/2012-05-21/olivo-vs-quintero-peru-f1-r16?utm_source=cite (as of 21 May 2012).