German Puentes defeated Oscar Serrano 6-1 6-3 in the Spain F29 semi-final on clay. The upset overturned the form book — Oscar Serrano came in leading the head-to-head 4–3. That levelled the head-to-head at 4–4.
Puentes G. took it in straight sets.
German Puentes beat Oscar Serrano 6-1 6-3. Umpiry, "German Puentes vs Oscar Serrano — Spain F29 Semi-final", https://umpiry.com/match/2004-10-25/puentes-vs-serrano-spain-f29-sf?utm_source=cite (as of 25 October 2004).