BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//uttek//Mail & Kalender//DE
CALSCALE:GREGORIAN
BEGIN:VEVENT
UID:3e56bdcdbbafb235@demo.example
DTSTAMP:20261102T142156Z
DTSTART:20261024T070000Z
DTEND:20261024T080000Z
SUMMARY:Laufgruppe
RRULE:FREQ=WEEKLY
END:VEVENT
END:VCALENDAR