Vlad Protopopescu defeated William Emanuel Birau 6-1 6-4 in the Bulgaria F2 qualifying round of 64 on clay. The result followed the form book — Vlad Protopopescu came in leading the head-to-head 1–0. Vlad Protopopescu extended the head-to-head to 2–0.
Protopopescu V. took it in straight sets.
Vlad Protopopescu beat William Emanuel Birau 6-1 6-4. Umpiry, "Vlad Protopopescu vs William Emanuel Birau — Bulgaria F2 Qualifying Round of 64", https://umpiry.com/match/2016-05-23/birau-vs-protopopescu-bulgaria-f2-q64?utm_source=cite (as of 23 May 2016).