BEGIN:VCALENDAR PRODID:-//www.kiste.net//DE CALSCALE:GREGORIAN VERSION:2.0 METHOD:PUBLISH BEGIN:VEVENT DTSTART;TZID=Europe/Berlin:20170928T200000 DTEND;TZID=Europe/Berlin:20170928T200000 URL: SUMMARY;CHARSET=UTF-8:dieHARTEkiste END:VEVENT END:VCALENDAR