Antonia Lottner defeated Elise Mertens 7-5 6-3 in the S-Hertogenbosch round of 16 on grass.
Lottner A. took it in straight sets.
Lottner A. and Mertens E. faced 3 of the same opponents in the last 12 months. Lottner A. went 1–2 (33%) against them, Mertens E. 2–1 (67%). Results against comparable opponents are close (1 : 2 better-results split).
Only 3 common opponents — small sample, treat as indicative.
Antonia Lottner beat Elise Mertens 7-5 6-3. Umpiry, "Antonia Lottner vs Elise Mertens — S-Hertogenbosch Round of 16", https://umpiry.com/match/2018-06-11/lottner-vs-mertens-s-hertogenbosch-r16?utm_source=cite (as of 11 June 2018).