Marta Kostyuk defeated Ana Konjuh 7-5 4-6 6-3 in the Istanbul quarter-final on clay. The result followed the form book — Marta Kostyuk came in ranked #10.
Kostyuk M. came through in three sets.
Kostyuk M. and Konjuh A. faced 1 of the same opponent in the last 12 months. Kostyuk M. went 1–0 (100%) against them, Konjuh A. 0–1 (0%).
Only 1 common opponent — too few for any conclusion. Shown without assessment.
Marta Kostyuk beat Ana Konjuh 7-5 4-6 6-3. Umpiry, "Marta Kostyuk vs Ana Konjuh — Istanbul Quarter-final", https://umpiry.com/match/2021-04-19/konjuh-vs-kostyuk-istanbul-qf?utm_source=cite (as of 19 April 2021).