Claude Ngoran defeated Michal Chmela 6-4 5-7 6-2 6-7 6-4 in the POL vs CIV round robin on clay.
Ngoran C. came through in five sets.
Claude Ngoran beat Michal Chmela 6-4 5-7 6-2 6-7 6-4. Umpiry, "Claude Ngoran vs Michal Chmela — POL vs CIV Round Robin", https://umpiry.com/match/1997-07-11/chmela-vs-ngoran-pol-vs-civ-rr?utm_source=cite (as of 11 July 1997).