Katerina Vankova defeated Maria Joao Koehler 6-4 6-3 in the Mallorca 10K qualifying round on clay. The result followed the form book — Katerina Vankova came in leading the head-to-head 1–0. Katerina Vankova extended the head-to-head to 2–0.
Vankova K. took it in straight sets.
Katerina Vankova beat Maria Joao Koehler 6-4 6-3. Umpiry, "Katerina Vankova vs Maria Joao Koehler — Mallorca 10K Qualifying Round", https://umpiry.com/match/2010-11-01/koehler-vs-vankova-mallorca-10k-qf?utm_source=cite (as of 1 November 2010).