BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250803T010029
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:69f2a9ad9d4b3
DTSTAMP:20260430T010029Z
SUMMARY:Klassische Schlossführung
DTSTART:20260523T090000Z
DTEND:20260523T090000Z
END:VEVENT
END:VCALENDAR