Bernardo Mota defeated Helge Koll 6-2 6-3 in the POR vs NOR round robin on clay.
Mota B. took it in straight sets.
Bernardo Mota beat Helge Koll 6-2 6-3. Umpiry, "Bernardo Mota vs Helge Koll — POR vs NOR Round Robin", https://umpiry.com/match/1997-09-19/koll-vs-mota-por-vs-nor-rr?utm_source=cite (as of 19 September 1997).