BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//uttek//Mail & Kalender//DE
CALSCALE:GREGORIAN
BEGIN:VEVENT
UID:c047588aa827557b@demo.example
DTSTAMP:20261103T000930Z
DTSTART;VALUE=DATE:20261217
DTEND;VALUE=DATE:20261218
SUMMARY:Gelber Sack / Papier
END:VEVENT
END:VCALENDAR