Yong Il Yoon defeated Marcus Hilpert 6-1 6-4 in the Philippines Masters 3 qualifying round on hard.
Yoon Y. took it in straight sets.
Yong Il Yoon beat Marcus Hilpert 6-1 6-4. Umpiry, "Yong Il Yoon vs Marcus Hilpert — Philippines Masters 3 Qualifying Round", https://umpiry.com/match/1997-02-15/hilpert-vs-yoon-philippines-masters-3-qf?utm_source=cite (as of 15 February 1997).