Mathias Hellstrom defeated Yannis Vlachos 6-4 6-3 in the Greece F1 round of 32 on hard.
Hellstrom M. took it in straight sets.
Mathias Hellstrom beat Yannis Vlachos 6-4 6-3. Umpiry, "Mathias Hellstrom vs Yannis Vlachos — Greece F1 Round of 32", https://umpiry.com/match/1999-05-10/hellstrom-vs-vlachos-greece-f1-r32?utm_source=cite (as of 10 May 1999).