Zi Yan defeated Antonia Matic 6-2 6-1 in the Changsha 50K round of 16 on hard.
Yan Z. took it in straight sets.
Zi Yan beat Antonia Matic 6-2 6-1. Umpiry, "Zi Yan vs Antonia Matic — Changsha 50K Round of 16", https://umpiry.com/match/2003-12-01/matic-vs-yan-changsha-50k-r16?utm_source=cite (as of 1 December 2003).