Anett Kontaveit defeated Mariana Duque Marino 3-6 6-2 7-5 in the Rome qualifying round of 16 on clay. The upset overturned the form book — Mariana Duque Marino came in leading the head-to-head 1–0, defending last year's round of 32. Anett Kontaveit claimed a first win over Mariana Duque Marino in two meetings, levelling the head-to-head at 1–1.
Kontaveit A. came through in three sets.
Kontaveit A. and Duque Marino M. faced 3 of the same opponents in the last 12 months. Kontaveit A. went 2–1 (67%) against them, Duque Marino M. 1–2 (33%). Only 2 of the comparisons are context-comparable — too few for a conclusion.
Only 3 common opponents — small sample, treat as indicative.
Anett Kontaveit beat Mariana Duque Marino 3-6 6-2 7-5. Umpiry, "Anett Kontaveit vs Mariana Duque Marino — Rome Qualifying Round of 16", https://umpiry.com/match/2017-05-14/kontaveit-vs-marino-rome-q16?utm_source=cite (as of 14 May 2017).