BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250913T060000
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6a29a64833a25
DTSTAMP:20260610T180040Z
SUMMARY:Perspektiven einer Stadt
DTSTART:20260610T060000Z
DTEND:20260610T060000Z
END:VEVENT
END:VCALENDAR