Serena Williams defeated Alison Riske 6-4 4-6 6-3 in the Wimbledon quarter-final on grass.
Williams S. came through in three sets.
Williams S. and Riske A. faced 4 of the same opponents in the last 12 months. Williams S. went 3–2 (60%) against them, Riske A. 2–2 (50%). Results against comparable opponents are close (1 : 0 better-results split).
Only 4 common opponents — small sample, treat as indicative.
Serena Williams beat Alison Riske 6-4 4-6 6-3. Umpiry, "Serena Williams vs Alison Riske — Wimbledon Quarter-final", https://umpiry.com/match/2019-07-09/riske-vs-williams-wimbledon-qf?utm_source=cite (as of 9 July 2019).