David Prinosil defeated Melvyn Op Der Heijde 6-2 6-4 in the Rotterdam qualifying round on hard.
Prinosil D. took it in straight sets.
David Prinosil beat Melvyn Op Der Heijde 6-2 6-4. Umpiry, "David Prinosil vs Melvyn Op Der Heijde — Rotterdam Qualifying Round", https://umpiry.com/match/2000-02-14/heijde-vs-prinosil-rotterdam-qf?utm_source=cite (as of 14 February 2000).