BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250914T035322
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6a2a3132522d5
DTSTAMP:20260611T035322Z
SUMMARY:Das Lehrerzimmer
DTSTART:20260612T170000Z
DTEND:20260612T170000Z
END:VEVENT
END:VCALENDAR