BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//YourSite//ICS Event Generator//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
UID:event-1781701847402-92ua80hr@yourdomain.com
DTSTAMP:20260617T131047Z
DTSTART;TZID=Europe/Berlin:20260810T171000
DTEND;TZID=Europe/Berlin:20260810T184000
SUMMARY:Erwachsenengruppe wöchentlich
RRULE:FREQ=WEEKLY;UNTIL=20260928T215959Z;BYDAY=MO
END:VEVENT
END:VCALENDAR