BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//hacksw/handcal//NONSGML v1.0//EN
BEGIN:VEVENT
DTSTAMP:20170901T120000Z
DTSTART:20170901T120000Z
DTEND:20170901T140000Z
SUMMARY:Vor Ort in Zell 
END:VEVENT
END:VCALENDAR