BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//hacksw/handcal//NONSGML v1.0//EN
BEGIN:VEVENT
DTSTAMP:20210829T110000Z
DTSTART:20210829T110000Z
DTEND:20210829T110000Z
SUMMARY:"Daun spielt"
END:VEVENT
END:VCALENDAR