Thomas Larsen defeated Mattias Pennonen 6-0 6-0 in the Denmark Masters 4 qualifying round on clay.
Larsen T. took it in straight sets.
Thomas Larsen beat Mattias Pennonen 6-0 6-0. Umpiry, "Thomas Larsen vs Mattias Pennonen — Denmark Masters 4 Qualifying Round", https://umpiry.com/match/1997-06-27/larsen-vs-pennonen-denmark-masters-4-qf?utm_source=cite (as of 27 June 1997).