Poch Gradin C. came through in three sets.
Carlos Poch Gradin beat Pere Riba 4-6 7-6(6) 7-6(6). Umpiry, "Carlos Poch Gradin vs Pere Riba — Spain F1 Round of 16", https://umpiry.com/match/2007-01-08/gradin-vs-riba-spain-f1-r16?utm_source=cite (as of 8 January 2007).