Jan Choinski advanced to the semifinals of the Bonn tournament, defeating Olle Wallin in the quarterfinals. Choinski won in straight sets, 6-4, 7-5. He converted two of 13 break points and held serve well, winning 68 percent of his first-serve points to 59 percent for Wallin.
Generated automatically from Umpiry match data.
Choinski J. took it in straight sets, breaking once in each.
Break of serve
Jan Choinski beat Olle Wallin 6-4 7-5. Umpiry, "Jan Choinski vs Olle Wallin — Bonn Quarter-final", https://umpiry.com/match/2026-07-31/choinski-vs-wallin-bonn-qf?utm_source=cite (as of 31 July 2026).