BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20251112T164128
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6a78adb8d9503
DTSTAMP:20260809T164128Z
SUMMARY:Leonardo da Vinci – Erfindungen erleben
DTSTART:20270110T100000Z
DTEND:20270110T100000Z
END:VEVENT
END:VCALENDAR