Alessio Di Mauro defeated Mark Markov 6-3 7-5 in the Bulgaria Masters 2 qualifying round on clay. The upset overturned the form book — Mark Markov came in leading the head-to-head 1–0, but Alessio Di Mauro had been the form player, winning 7 of their last 10 on clay. Alessio Di Mauro claimed a first win over Mark Markov in two meetings, levelling the head-to-head at 1–1.
Di Mauro A. took it in straight sets.
Alessio Di Mauro beat Mark Markov 6-3 7-5. Umpiry, "Alessio Di Mauro vs Mark Markov — Bulgaria Masters 2 Qualifying Round", https://umpiry.com/match/1999-04-24/markov-vs-mauro-bulgaria-masters-2-qf?utm_source=cite (as of 24 April 1999).