BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20251010T182127
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6a4d43a7a80d8
DTSTAMP:20260707T182127Z
SUMMARY:Sommerferien: Experimentieren in der Bibliothek
DTSTART:20260828T080000Z
DTEND:20260828T100000Z
END:VEVENT
END:VCALENDAR