BEGIN:VCALENDAR
VERSION:2.0
CALSCALE:GREGORIAN
BEGIN:VEVENT
DTSTART;TZID=Europe/Berlin:20200626T090000
DTEND;TZID=Europe/Berlin:20200627T100000
SUMMARY:[CANCELLED] out of office day in Zittau
DESCRIPTION:Come out of your booth!
END:VEVENT
END:VCALENDAR