Bohdan Ulihrach defeated Marco Osorio 6-3 7-5 in the Mexico City qualifying round on clay.
Ulihrach B. took it in straight sets.
Ulihrach B. and Osorio M. faced 1 of the same opponent in the last 12 months. Ulihrach B. went 1–1 (50%) against them, Osorio M. 1–0 (100%).
Only 1 common opponent — too few for any conclusion. Shown without assessment.
Bohdan Ulihrach beat Marco Osorio 6-3 7-5. Umpiry, "Bohdan Ulihrach vs Marco Osorio — Mexico City Qualifying Round", https://umpiry.com/match/2000-02-21/osorio-vs-ulihrach-mexico-city-qf?utm_source=cite (as of 21 February 2000).