Varvara Lepchenko defeated Anna Kalinskaya 7-6 6-4 in the Roland Garros qualifying round of 128 on clay. The upset overturned the form book — Anna Kalinskaya came in ranked #21.
Lepchenko V. took it in straight sets.
Lepchenko V. and Kalinskaya A. faced 4 of the same opponents in the last 12 months. Lepchenko V. went 3–1 (75%) against them, Kalinskaya A. 1–3 (25%). Results against comparable opponents are close (2 : 1 better-results split).
Only 4 common opponents — small sample, treat as indicative.
Varvara Lepchenko beat Anna Kalinskaya 7-6(5) 6-4. Umpiry, "Varvara Lepchenko vs Anna Kalinskaya — Roland Garros Qualifying Round of 128", https://umpiry.com/match/2019-05-21/kalinskaya-vs-lepchenko-roland-garros-q128?utm_source=cite (as of 21 May 2019).