BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250801T095604
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:69f0843456edf
DTSTAMP:20260428T095604Z
SUMMARY:Klassische Schlossführung
DTSTART:20260510T090000Z
DTEND:20260510T090000Z
END:VEVENT
END:VCALENDAR