BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250913T140601
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6a296f4937591
DTSTAMP:20260610T140601Z
SUMMARY:OPAL-Führung
DTSTART:20260613T090000Z
DTEND:20260613T090000Z
END:VEVENT
END:VCALENDAR