Marc Sieber defeated Gabor Borsos 6-1 6-7 6-1 in the Hungary F2 round of 16 on clay.
Sieber M. came through in three sets.
Marc Sieber beat Gabor Borsos 6-1 6-7(9) 6-1. Umpiry, "Marc Sieber vs Gabor Borsos — Hungary F2 Round of 16", https://umpiry.com/match/2018-05-14/borsos-vs-sieber-hungary-f2-r16?utm_source=cite (as of 14 May 2018).