Maria Joao Koehler defeated Mervana Jugic Salkic 6-4 6-4 in the Istanbul 25K round of 16 on hard. The upset overturned the form book — Mervana Jugic Salkic came in leading the head-to-head 1–0. Maria Joao Koehler claimed a first win over Mervana Jugic Salkic in two meetings, levelling the head-to-head at 1–1.
Koehler M. took it in straight sets.
Koehler M. and Jugic Salkic M. faced 1 of the same opponent in the last 12 months. Koehler M. went 0–1 (0%) against them, Jugic Salkic M. 1–0 (100%).
Only 1 common opponent — too few for any conclusion. Shown without assessment.
Hard: Koehler M. leads 1–0 · Clay: Jugic Salkic M. leads 1–0
Maria Joao Koehler beat Mervana Jugic Salkic 6-4 6-4. Umpiry, "Maria Joao Koehler vs Mervana Jugic Salkic — Istanbul 25K Round of 16", https://umpiry.com/match/2011-10-31/koehler-vs-salkic-istanbul-25k-r16?utm_source=cite (as of 31 October 2011).