Martin Vacek defeated David Novak 6-4 6-4 in the Czech Rep F2 qualifying round on clay. The upset overturned the form book — David Novak came in leading the head-to-head 2–0, but Martin Vacek had been the form player, winning 4 of their last 8 on clay. Martin Vacek claimed a first win over David Novak in three meetings, narrowing the head-to-head to 2–1.
Vacek M. took it in straight sets.
Martin Vacek beat David Novak 6-4 6-4. Umpiry, "Martin Vacek vs David Novak — Czech Rep F2 Qualifying Round", https://umpiry.com/match/2006-05-22/novak-vs-vacek-czech-rep-f2-qf?utm_source=cite (as of 22 May 2006).