Cedric Pioline defeated Alexander Volkov 6-4 6-3 in the Nice round of 16 on clay. The upset overturned the form book — Alexander Volkov came in leading the head-to-head 1–0. Cedric Pioline claimed a first win over Alexander Volkov in two meetings, levelling the head-to-head at 1–1.
Pioline C. took it in straight sets.
Clay: Pioline C. leads 1–0 · Carpet: Volkov A. leads 1–0
Cedric Pioline beat Alexander Volkov 6-4 6-3. Umpiry, "Cedric Pioline vs Alexander Volkov — Nice Round of 16", https://umpiry.com/match/1991-04-15/pioline-vs-volkov-nice-r16?utm_source=cite (as of 15 April 1991).