Serena Williams defeated Shinobu Asagoe 6-3 6-1 in the Roland Garros round of 16 on clay.
Williams S. took it in straight sets.
Williams S. and Asagoe S. faced 3 of the same opponents in the last 12 months. Williams S. went 3–0 (100%) against them, Asagoe S. 3–2 (60%). Williams S. came out better against 2 of 3 comparable opponents, Asagoe S. against 0.
Only 3 common opponents — small sample, treat as indicative.
Serena Williams beat Shinobu Asagoe 6-3 6-1. Umpiry, "Serena Williams vs Shinobu Asagoe — Roland Garros Round of 16", https://umpiry.com/match/2004-05-24/asagoe-vs-williams-roland-garros-r16?utm_source=cite (as of 24 May 2004).