Alexander Kudryavtsev defeated Renzo Olivo 6-2 6-4 in the Portoroz CH quarter-final on hard. The upset overturned the form book — Renzo Olivo came in leading the head-to-head 1–0. Alexander Kudryavtsev claimed a first win over Renzo Olivo in two meetings, levelling the head-to-head at 1–1.
Kudryavtsev A. took it in straight sets.
Hard: Kudryavtsev A. leads 1–0 · Clay: Olivo R. leads 1–0
Alexander Kudryavtsev beat Renzo Olivo 6-2 6-4. Umpiry, "Alexander Kudryavtsev vs Renzo Olivo — Portoroz CH Quarter-final", https://umpiry.com/match/2016-08-08/kudryavtsev-vs-olivo-portoroz-ch-qf?utm_source=cite (as of 8 August 2016).