BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250913T041925
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6a28e5cd91653
DTSTAMP:20260610T041925Z
SUMMARY:Die Zauberflöte
DTSTART:20261018T130000Z
DTEND:20261018T130000Z
END:VEVENT
END:VCALENDAR