Juan Felipe Yanez defeated Marko Neunteibl 3-6 6-3 7-5 in the Chile 1 1 semi-final on clay. The upset overturned the form book — Marko Neunteibl came in leading the head-to-head 1–0. Juan Felipe Yanez claimed a first win over Marko Neunteibl in two meetings, levelling the head-to-head at 1–1.
Yanez J. came through in three sets.
Juan Felipe Yanez beat Marko Neunteibl 3-6 6-3 7-5. Umpiry, "Juan Felipe Yanez vs Marko Neunteibl — Chile 1 1 Semi-final", https://umpiry.com/match/2004-03-08/neunteibl-vs-yanez-chile-1-1-sf?utm_source=cite (as of 8 March 2004).