Helge Koll defeated Per Thornadtsson 4-6 6-3 6-1 in the Sweden Masters 1 qualifying round on carpet. The result followed the form book — Helge Koll came in leading the head-to-head 1–0. Helge Koll extended the head-to-head to 2–0.
Koll H. came through in three sets.
Carpet: Koll H. leads 1–0 · Clay: Koll H. leads 1–0
Helge Koll beat Per Thornadtsson 4-6 6-3 6-1. Umpiry, "Helge Koll vs Per Thornadtsson — Sweden Masters 1 Qualifying Round", https://umpiry.com/match/1997-09-08/koll-vs-thornadtsson-sweden-masters-1-qf?utm_source=cite (as of 8 September 1997).