BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250714T090137
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:69d8bc7134894
DTSTAMP:20260410T090137Z
SUMMARY:Polaris – Das Rätsel der Polarnacht
DTSTART:20260411T131500Z
DTEND:20260411T131500Z
END:VEVENT
END:VCALENDAR