BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20251110T134034
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6a75e0520bf03
DTSTAMP:20260807T134034Z
SUMMARY:PORT25 Fernseh-Programm
DTSTART:20260818T090000Z
DTEND:20260818T160000Z
END:VEVENT
END:VCALENDAR