Guilherme Clezar defeated Stefanos Tsitsipas 6-4 7-6 in the Italy F9 qualifying round on clay. The upset overturned the form book — Stefanos Tsitsipas came in leading the head-to-head 1–0. Guilherme Clezar claimed a first win over Stefanos Tsitsipas in two meetings, levelling the head-to-head at 1–1.
Clezar G. took it in straight sets.
Clay: Clezar G. leads 1–0 · Hard: Tsitsipas S. leads 1–0
Guilherme Clezar beat Stefanos Tsitsipas 6-4 7-6(4). Umpiry, "Guilherme Clezar vs Stefanos Tsitsipas — Italy F9 Qualifying Round", https://umpiry.com/match/2017-04-17/clezar-vs-tsitsipas-italy-f9-qf?utm_source=cite (as of 17 April 2017).