BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//hacksw/handcal//NONSGML v1.0//EN
BEGIN:VEVENT
DTSTAMP:20211026T170000Z
DTSTART:20211026T170000Z
DTEND:20211026T170000Z
SUMMARY:CDU-Treff
END:VEVENT
END:VCALENDAR