Rafael Nadal defeated Albert Costa 7-5 6-3 in the Monte Carlo Masters round of 32 on clay. The upset overturned the form book — Albert Costa came in defending last year's quarter-final, but Rafael Nadal had been the form player, winning 4 of their last 6 on clay.
Nadal R. took it in straight sets.
Nadal R. and Costa A. faced 1 of the same opponent in the last 12 months. Nadal R. went 0–1 (0%) against them, Costa A. 1–1 (50%).
Only 1 common opponent — too few for any conclusion. Shown without assessment.
Rafael Nadal beat Albert Costa 7-5 6-3. Umpiry, "Rafael Nadal vs Albert Costa — Monte Carlo Masters Round of 32", https://umpiry.com/match/2003-04-14/costa-vs-nadal-monte-carlo-masters-r32?utm_source=cite (as of 14 April 2003).