Juan Pablo Brzezicki defeated Juan Pablo Guzman 6-2 3-6 6-3 in the Argentina F4 round of 16 on clay. The upset overturned the form book — Juan Pablo Guzman came in leading the head-to-head 1–0. Juan Pablo Brzezicki claimed a first win over Juan Pablo Guzman in two meetings, levelling the head-to-head at 1–1.
Brzezicki J. came through in three sets.
Juan Pablo Brzezicki beat Juan Pablo Guzman 6-2 3-6 6-3. Umpiry, "Juan Pablo Brzezicki vs Juan Pablo Guzman — Argentina F4 Round of 16", https://umpiry.com/match/2000-05-08/brzezicki-vs-guzman-argentina-f4-r16?utm_source=cite (as of 8 May 2000).