Mariano Albert Ferrando defeated Alberto Banus Sado 7-6 6-3 in the Spain 5 2 qualifying round on clay. The upset overturned the form book — Alberto Banus Sado came in leading the head-to-head 1–0, but Mariano Albert Ferrando had been the form player, winning 6 of their last 10 on clay. Mariano Albert Ferrando claimed a first win over Alberto Banus Sado in two meetings, levelling the head-to-head at 1–1.
Ferrando M. took it in straight sets.
Mariano Albert Ferrando beat Alberto Banus Sado 7-6(3) 6-3. Umpiry, "Mariano Albert Ferrando vs Alberto Banus Sado — Spain 5 2 Qualifying Round", https://umpiry.com/match/2001-05-07/ferrando-vs-sado-spain-5-2-qf?utm_source=cite (as of 7 May 2001).