Sander Groen defeated Milen Velev 6-0 6-7 6-2 in the Germany 1 Masters 3 round of 32 on carpet.
Groen S. came through in three sets.
Sander Groen beat Milen Velev 6-0 6-7 6-2. Umpiry, "Sander Groen vs Milen Velev — Germany 1 Masters 3 Round of 32", https://umpiry.com/match/1991-02-03/groen-vs-velev-germany-1-masters-3-r32?utm_source=cite (as of 3 February 1991).