Alison Riske defeated Elina Svitolina 6-1 6-3 in the Wuhan quarter-final on hard. The upset overturned the form book — Elina Svitolina came in leading the head-to-head 2–0, defending last year's round of 32. Alison Riske claimed a first win over Elina Svitolina in three meetings, narrowing the head-to-head to 2–1.
Riske A. took it in straight sets.
Riske A. and Svitolina E. faced 10 of the same opponents in the last 12 months. Riske A. went 5–5 (50%) against them, Svitolina E. 7–5 (58%). Results against comparable opponents are close (4 : 4 better-results split).
Hard: level 1–1 · Carpet: Svitolina E. leads 1–0
Alison Riske beat Elina Svitolina 6-1 6-3. Umpiry, "Alison Riske vs Elina Svitolina — Wuhan Quarter-final", https://umpiry.com/match/2019-09-26/riske-vs-svitolina-wuhan-qf?utm_source=cite (as of 26 September 2019).