Boris Borgula defeated Petr Kralert 6-4 2-6 6-4 in the Czech Rep F1 round of 16 on clay. The upset overturned the form book — Petr Kralert came in leading the head-to-head 1–0. Boris Borgula claimed a first win over Petr Kralert in two meetings, levelling the head-to-head at 1–1.
Borgula B. came through in three sets.
Boris Borgula beat Petr Kralert 6-4 2-6 6-4. Umpiry, "Boris Borgula vs Petr Kralert — Czech Rep F1 Round of 16", https://umpiry.com/match/2003-05-26/borgula-vs-kralert-czech-rep-f1-r16?utm_source=cite (as of 26 May 2003).