BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250913T204111
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6a29cbe7a0804
DTSTAMP:20260610T204111Z
SUMMARY:Horizon Croisé - Gekreuzte Horizonte (Premiere)
DTSTART:20260621T160000Z
DTEND:20260621T171500Z
END:VEVENT
END:VCALENDAR