Sofia Kenin defeated Alison Riske 6-4 6-4 in the Zhuhai round robin on hard.
Kenin S. took it in straight sets.
Kenin S. and Riske A. faced 11 of the same opponents in the last 12 months. Kenin S. went 8–9 (47%) against them, Riske A. 8–3 (73%). Riske A. came out better against 4 of 11 comparable opponents, Kenin S. against 2.
Sofia Kenin beat Alison Riske 6-4 6-4. Umpiry, "Sofia Kenin vs Alison Riske — Zhuhai Round Robin", https://umpiry.com/match/2019-10-23/kenin-vs-riske-zhuhai-rr?utm_source=cite (as of 23 October 2019).