Juan Pablo Guzman defeated Francesco Aldi 0-6 6-4 6-4 in the Umag qualifying round of 16 on clay. The upset overturned the form book — Francesco Aldi came in defending last year's round of 32, but Juan Pablo Guzman had been the form player, winning 7 of their last 10 on clay.
Guzman J. came through in three sets.
Juan Pablo Guzman beat Francesco Aldi 0-6 6-4 6-4. Umpiry, "Juan Pablo Guzman vs Francesco Aldi — Umag Qualifying Round of 16", https://umpiry.com/match/2006-07-22/aldi-vs-guzman-umag-q16?utm_source=cite (as of 22 July 2006).