BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250717T163825
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:69dd1c015dc86
DTSTAMP:20260413T163825Z
SUMMARY:Puzzletreff - gemeinsames Puzzeln
DTSTART:20260523T090000Z
DTEND:20260523T120000Z
END:VEVENT
END:VCALENDAR