BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Apple Inc.//Mac OS X 10.9.5//EN
CALSCALE:GREGORIAN
BEGIN:VEVENT
TRANSP:TRANSPARENT
DTSTART:20160928T160000Z
DTEND:20160928T170000Z
UID:2a358cee-6489-4f14-a57f-c104db4dc357
RELATED-TO:58ADE31-broken-UID
DTSTAMP:20150928T132434Z
CREATED:20150928T125212Z
DESCRIPTION;ALTREP="data:text/html,<html><body>Hello, from HTML!</body></html>":Hello, from plain text.
SEQUENCE:9
SUMMARY;LANGUAGE=en:yo
LAST-MODIFIED:20150928T132434Z
END:VEVENT
END:VCALENDAR

