Maria Joao Koehler defeated Arina Rodionova 6-2 4-6 6-1 in the Australian Open qualifying round of 32 on hard. The upset overturned the form book — Arina Rodionova came in leading the head-to-head 1–0. Maria Joao Koehler claimed a first win over Arina Rodionova in two meetings, levelling the head-to-head at 1–1.
Koehler M. came through in three sets.
Hard: Koehler M. leads 1–0 · Clay: Rodionova A. leads 1–0
Maria Joao Koehler beat Arina Rodionova 6-2 4-6 6-1. Umpiry, "Maria Joao Koehler vs Arina Rodionova — Australian Open Qualifying Round of 32", https://umpiry.com/match/2013-01-12/koehler-vs-rodionova-australian-open-q32?utm_source=cite (as of 12 January 2013).