Marc Rosset defeated Felix Mantilla 6-3 6-2 in the Hamburg qualifying round of 16 on clay. The upset overturned the form book — Felix Mantilla came in defending last year's round of 32.
Rosset M. took it in straight sets.
Rosset M. and Mantilla F. faced 1 of the same opponent in the last 12 months. Rosset M. went 1–0 (100%) against them, Mantilla F. 0–1 (0%).
Only 1 common opponent — too few for any conclusion. Shown without assessment.
Marc Rosset beat Felix Mantilla 6-3 6-2. Umpiry, "Marc Rosset vs Felix Mantilla — Hamburg Qualifying Round of 16", https://umpiry.com/match/2001-05-14/mantilla-vs-rosset-hamburg-q16?utm_source=cite (as of 14 May 2001).