BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250922T192517
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6a35979d59855
DTSTAMP:20260619T192517Z
SUMMARY:OPAL-Führung
DTSTART:20260718T090000Z
DTEND:20260718T090000Z
END:VEVENT
END:VCALENDAR