Dimitri Mazur defeated Dmitri Tomashevich 6-3 6-2 in the China F2 round of 16 on hard. The upset overturned the form book — Dmitri Tomashevich came in leading the head-to-head 2–1. That levelled the head-to-head at 2–2.
Mazur D. took it in straight sets.
Dimitri Mazur beat Dmitri Tomashevich 6-3 6-2. Umpiry, "Dimitri Mazur vs Dmitri Tomashevich — China F2 Round of 16", https://umpiry.com/match/2002-04-23/mazur-vs-tomashevich-china-f2-r16?utm_source=cite (as of 23 April 2002).