Tereza Martincova defeated Valentini Grammatikopoulou 4-6 7-6 6-4 in the US Open qualifying round of 128 on hard. The result followed the form book — Tereza Martincova came in ranked #324, leading the head-to-head 1–0. Tereza Martincova extended the head-to-head to 2–0.
Martincova T. came through in three sets.
Tereza Martincova beat Valentini Grammatikopoulou 4-6 7-6(3) 6-4. Umpiry, "Tereza Martincova vs Valentini Grammatikopoulou — US Open Qualifying Round of 128", https://umpiry.com/match/2017-08-23/grammatikopoulou-vs-martincova-us-open-q128?utm_source=cite (as of 23 August 2017).