Juan Carlos Saez defeated Cristobal Saavedra Corvalan 6-2 6-4 in the Chile F5 semi-final on clay. The upset overturned the form book — Cristobal Saavedra Corvalan came in leading the head-to-head 3–1, but Juan Carlos Saez had been the form player, winning 6 of their last 10 on clay. Juan Carlos Saez narrowed the head-to-head to 3–2.
Saez J. took it in straight sets.
Juan Carlos Saez beat Cristobal Saavedra Corvalan 6-2 6-4. Umpiry, "Juan Carlos Saez vs Cristobal Saavedra Corvalan — Chile F5 Semi-final", https://umpiry.com/match/2012-05-21/corvalan-vs-saez-chile-f5-sf?utm_source=cite (as of 21 May 2012).