Oliver Gross defeated Robert Sliwinski 6-1 6-1 in the Poland Masters 4 round of 16 on clay.
Gross O. took it in straight sets.
Oliver Gross beat Robert Sliwinski 6-1 6-1. Umpiry, "Oliver Gross vs Robert Sliwinski — Poland Masters 4 Round of 16", https://umpiry.com/match/1993-06-27/gross-vs-sliwinski-poland-masters-4-r16?utm_source=cite (as of 27 June 1993).