BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Apple Inc.//Mac OS X 10.11.6//EN
CALSCALE:GREGORIAN
BEGIN:VTIMEZONE
TZID:Europe/Berlin
BEGIN:DAYLIGHT
TZOFFSETFROM:+0100
RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=-1SU
DTSTART:19810329T020000
TZNAME:GMT+2
TZOFFSETTO:+0200
END:DAYLIGHT
BEGIN:STANDARD
TZOFFSETFROM:+0200
RRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SU
DTSTART:19961027T030000
TZNAME:GMT+1
TZOFFSETTO:+0100
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
CREATED:20161003T140450Z
UID:6D2955B1-5E46-4683-AA11-236D2E8458CE
RRULE:FREQ=WEEKLY;INTERVAL=1
DTEND;TZID=Europe/Berlin:20160928T100000
TRANSP:OPAQUE
SUMMARY:foobar
DTSTART;TZID=Europe/Berlin:20160928T090000
DTSTAMP:20161003T140538Z
X-APPLE-TRAVEL-ADVISORY-BEHAVIOR:AUTOMATIC
SEQUENCE:0
END:VEVENT
BEGIN:VEVENT
CREATED:20161003T140450Z
UID:6D2955B1-5E46-4683-AA11-236D2E8458CE
DTEND;TZID=Europe/Berlin:20161013T100000
TRANSP:OPAQUE
X-APPLE-TRAVEL-ADVISORY-BEHAVIOR:AUTOMATIC
SUMMARY:foobar 123
DTSTART;TZID=Europe/Berlin:20161013T090000
DTSTAMP:20161003T140622Z
SEQUENCE:0
RECURRENCE-ID;TZID=Europe/Berlin:20161012T090000
END:VEVENT
END:VCALENDAR