BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//hacksw/handcal//NONSGML v1.0//EN
BEGIN:VEVENT
DTSTAMP:20231223T170000Z
DTSTART:20231223T170000Z
DTEND:20231223T190000Z
SUMMARY:Adventsfenster-Abschlussveranstaltung
END:VEVENT
END:VCALENDAR