BEGIN:VCALENDAR
PRODID:-//Test//
VERSION:2.0
BEGIN:VEVENT
UID:d2240999-ab22-410e-97e9-8f562cb87d11
SUMMARY:T11
DESCRIPTION:with DTSTART/DTEND-VALUE=DATE. without Z/TZID/VTIMEZONE
DTSTART;VALUE=DATE:20151103
DTEND;VALUE=DATE:20151104
END:VEVENT
END:VCALENDAR