BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250727T121153
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:69ea0c89e4593
DTSTAMP:20260423T121153Z
SUMMARY:Leonardo da Vinci – Erfindungen erleben
DTSTART:20261013T090000Z
DTEND:20261013T090000Z
END:VEVENT
END:VCALENDAR