Guillermo Rivera Aranguiz defeated Jorge Montero 6-1 1-6 6-0 in the Chile F7 qualifying round on clay. The result followed the form book — Guillermo Rivera Aranguiz came in leading the head-to-head 1–0. Guillermo Rivera Aranguiz extended the head-to-head to 2–0.
Rivera Aranguiz G. came through in three sets.
Guillermo Rivera Aranguiz beat Jorge Montero 6-1 1-6 6-0. Umpiry, "Guillermo Rivera Aranguiz vs Jorge Montero — Chile F7 Qualifying Round", https://umpiry.com/match/2012-06-04/aranguiz-vs-montero-chile-f7-qf?utm_source=cite (as of 4 June 2012).