BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Test//EN
CALSCALE:GREGORIAN
BEGIN:VEVENT
UID:test-1789244501@example
DTSTAMP:20260912T202141Z
SUMMARY:Frühlingsferien
DTSTART;VALUE=DATE:20270426
DTEND;VALUE=DATE:20270510
END:VEVENT
END:VCALENDAR