Jan Frode Andersen defeated Martin Vassallo Arguello 7-5 4-6 7-6 in the Vina del Mar qualifying round of 32 on clay. The upset overturned the form book — Martin Vassallo Arguello came in defending last year's round of 32, but Jan Frode Andersen had been the form player, winning 2 of their last 4 on clay.
Frode Andersen J. came through in three sets.
Jan Frode Andersen beat Martin Vassallo Arguello 7-5 4-6 7-6(2). Umpiry, "Jan Frode Andersen vs Martin Vassallo Arguello — Vina del Mar Qualifying Round of 32", https://umpiry.com/match/2005-01-29/andersen-vs-arguello-vina-del-mar-q32?utm_source=cite (as of 29 January 2005).