Petra Marcinko defeated Mona Barthel 6-2 6-4 in the Australian Open qualifying round of 128 on hard. The result followed the form book — Petra Marcinko came in ranked #81.
Marcinko P. took it in straight sets.
Petra Marcinko beat Mona Barthel 6-2 6-4. Umpiry, "Petra Marcinko vs Mona Barthel — Australian Open Qualifying Round of 128", https://umpiry.com/match/2023-01-09/barthel-vs-marcinko-australian-open-q128?utm_source=cite (as of 9 January 2023).