BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Test//EN
CALSCALE:GREGORIAN
BEGIN:VEVENT
UID:test-1789244532@example
DTSTAMP:20260912T202212Z
SUMMARY:Weihnachtsferien
DTSTART;VALUE=DATE:20261221
DTEND;VALUE=DATE:20270102
END:VEVENT
END:VCALENDAR