Konrad Mularczyk defeated Piort Stefaniak 7-5 6-1 in the Poland F5 qualifying round of 32 on clay. The upset overturned the form book — Piort Stefaniak came in leading the head-to-head 1–0. Konrad Mularczyk claimed a first win over Piort Stefaniak in two meetings, levelling the head-to-head at 1–1.
Mularczyk K. took it in straight sets.
Clay: Mularczyk K. leads 1–0 · Hard: Stefaniak P. leads 1–0
Konrad Mularczyk beat Piort Stefaniak 7-5 6-1. Umpiry, "Konrad Mularczyk vs Piort Stefaniak — Poland F5 Qualifying Round of 32", https://umpiry.com/match/2013-08-26/mularczyk-vs-stefaniak-poland-f5-q32?utm_source=cite (as of 26 August 2013).