BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20251217T065921
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6aa649c9e0899
DTSTAMP:20260913T065921Z
SUMMARY:3. kostenfreies Familienkonzert
DTSTART:20270613T080000Z
DTEND:20270613T080000Z
END:VEVENT
END:VCALENDAR