Jan Hajek defeated Jan Riha 6-1 6-0 in the Czech Rep F1 round of 32 on clay.
Hajek J. took it in straight sets.
Jan Hajek beat Jan Riha 6-1 6-0. Umpiry, "Jan Hajek vs Jan Riha — Czech Rep F1 Round of 32", https://umpiry.com/match/2001-05-21/hajek-vs-riha-czech-rep-f1-r32?utm_source=cite (as of 21 May 2001).