Simona Halep defeated Alison Riske 6-3 6-0 in the Rome round of 32 on clay.
Halep S. took it in straight sets.
Halep S. and Riske A. faced 4 of the same opponents in the last 12 months. Halep S. went 4–2 (67%) against them, Riske A. 1–3 (25%). Only 2 of the comparisons are context-comparable — too few for a conclusion.
Only 4 common opponents — small sample, treat as indicative.