BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//hacksw/handcal//NONSGML v1.0//EN
BEGIN:VEVENT
DTSTAMP:20221201T170000Z
DTSTART:20221201T170000Z
DTEND:20221223T183000Z
SUMMARY:Lütjenseer Adventskalender 2022
END:VEVENT
END:VCALENDAR