BEGIN:VCALENDAR VERSION:2.0 PRODID:-//Sabre//Sabre VObject 4.5.7//EN CALSCALE:GREGORIAN BEGIN:VEVENT UID:sabre-vobject-1f113878-e0d0-4306-b508-a8fe8cbfd101 DTSTAMP:20250714T080713Z SUMMARY:Doppelkopf DTSTART;TZID=Europe/Berlin:20250909T000000 END:VEVENT END:VCALENDAR