Leonardo Olguin defeated Andrei Cherkasov 6-3 6-4 in the Germany F4A round of 16 on clay.
Olguin L. took it in straight sets.
Leonardo Olguin beat Andrei Cherkasov 6-3 6-4. Umpiry, "Leonardo Olguin vs Andrei Cherkasov — Germany F4A Round of 16", https://umpiry.com/match/2001-05-28/cherkasov-vs-olguin-germany-f4a-r16?utm_source=cite (as of 28 May 2001).