Elena Vesnina defeated Belinda Bencic 6-1 6-1 in the Charleston round of 32 on clay.
Vesnina E. took it in straight sets.
Vesnina E. and Bencic B. faced 11 of the same opponents in the last 12 months. Vesnina E. went 3–9 (25%) against them, Bencic B. 8–4 (67%). Bencic B. came out better against 3 of 7 comparable opponents, Vesnina E. against 1 — though 1 of those edges carries caveats (lower-tier event).
Elena Vesnina beat Belinda Bencic 6-1 6-1. Umpiry, "Elena Vesnina vs Belinda Bencic — Charleston Round of 32", https://umpiry.com/match/2016-04-06/bencic-vs-vesnina-charleston-r32?utm_source=cite (as of 6 April 2016).