BEGIN:VCALENDAR
PRODID:Appointment
CALSCALE:GREGORIAN
VERSION:2.0
BEGIN:VEVENT
DTSTAMP:20260421T091912Z
DTSTART;VALUE=DATE:20260921
DTEND;VALUE=DATE:20260926
SUMMARY:Grundwissen BR1
UID:4410807c-0dba-4824-8f31-e6376c0291ef
END:VEVENT
END:VCALENDAR