BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//hacksw/handcal//NONSGML v1.0//EN
BEGIN:VEVENT
DTSTAMP:20251201T170000Z
DTSTART:20251201T170000Z
DTEND:20251223T183000Z
SUMMARY:Lütjenseer Adventskalender 2025
END:VEVENT
END:VCALENDAR