Otto Virtanen defeated Fred Simonsson 6-3 6-7 6-3 in the Sweden F1 round of 16 on clay.
Virtanen O. came through in three sets.
Otto Virtanen beat Fred Simonsson 6-3 6-7(3) 6-3. Umpiry, "Otto Virtanen vs Fred Simonsson — Sweden F1 Round of 16", https://umpiry.com/match/2018-05-07/simonsson-vs-virtanen-sweden-f1-r16?utm_source=cite (as of 7 May 2018).