Yahiya Doumbia defeated Jurek Stasiak 6-2 6-4 3-6 2-6 6-2 in the SEN vs POL round robin on hard. The upset overturned the form book — Jurek Stasiak came in leading the head-to-head 1–0. Yahiya Doumbia claimed a first win over Jurek Stasiak in two meetings, levelling the head-to-head at 1–1.
Doumbia Y. came through in five sets.
Hard: Doumbia Y. leads 1–0 · Clay: Stasiak J. leads 1–0
Yahiya Doumbia beat Jurek Stasiak 6-2 6-4 3-6 2-6 6-2. Umpiry, "Yahiya Doumbia vs Jurek Stasiak — SEN vs POL Round Robin", https://umpiry.com/match/1998-05-01/doumbia-vs-stasiak-sen-vs-pol-rr?utm_source=cite (as of 1 May 1998).