Maria Penkova defeated Monica Niculescu 1-6 6-3 7-6 in the Sofia 25K qualifying round on clay. The upset overturned the form book — Monica Niculescu came in leading the head-to-head 1–0. Maria Penkova claimed a first win over Monica Niculescu in two meetings, levelling the head-to-head at 1–1.
Penkova M. came through in three sets.
Clay: Penkova M. leads 1–0 · Hard: Niculescu M. leads 1–0
Maria Penkova beat Monica Niculescu 1-6 6-3 7-6(5). Umpiry, "Maria Penkova vs Monica Niculescu — Sofia 25K Qualifying Round", https://umpiry.com/match/2006-09-11/niculescu-vs-penkova-sofia-25k-qf?utm_source=cite (as of 11 September 2006).