Martin Muller advanced when Paul Werren retired 2-2 in the M15 Vienna 1 qualifying round of 64.
Muller M. advanced when Werren P. retired.
Martin Muller beat Paul Werren 2-2 after Paul Werren retired. Umpiry, "Martin Muller vs Paul Werren — M15 Vienna 1 Qualifying Round of 64", https://umpiry.com/match/2024-08-25/muller-vs-werren-m15-vienna-1-q64?utm_source=cite (as of 25 August 2024).