BEGIN:VCALENDAR
PRODID:Appointment
CALSCALE:GREGORIAN
VERSION:2.0
BEGIN:VEVENT
DTSTAMP:20260421T091924Z
DTSTART;VALUE=DATE:20260615
DTEND;VALUE=DATE:20260620
SUMMARY:Grundwissen BR1
UID:b9efc95e-91b2-4790-accb-8797ed05cd21
END:VEVENT
END:VCALENDAR