BEGIN:VCALENDAR PRODID:-//www.kiste.net//DE CALSCALE:GREGORIAN VERSION:2.0 METHOD:PUBLISH BEGIN:VEVENT DTSTART;TZID=Europe/Berlin:20170717T200000 DTEND;TZID=Europe/Berlin:20170717T200000 URL: SUMMARY;CHARSET=UTF-8:Monsieur Pierre geht online END:VEVENT END:VCALENDAR