BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Kalender//
BEGIN:VEVENT
SUMMARY:Tag der offenen Tür
DTSTART:20251108T090000Z
DTEND:20251108T123000Z
DTSTAMP:20260501T081511Z
UID:event_ical_kalender_3441
DESCRIPTION:Tag der offenen Tür
END:VEVENT
END:VCALENDAR