BEGIN:VCALENDAR METHOD:PUBLISH PRODID:-//Hannover re//Hannover re calendar//EN VERSION:2.0 BEGIN:VEVENT DTEND:20170510T235959 DURATION:P1D DESCRIPTION: CLASS:PUBLIC DTSTAMP:20170510T000000Z SUMMARY:Hannover re: LOCATION:Hannover DTSTART:20170510T000000 UID:100@Hannover re BEGIN:VALARM DESCRIPTION:Reminder ACTION:DISPLAY TRIGGER:-PT1440M END:VALARM END:VEVENT END:VCALENDAR