BEGIN:VCALENDAR
X-SOURCE-URL:https://github.com/pimutils/khal/issues/152#issuecomment-387410353
VERSION:2.0
PRODID:-//PIMUTILS.ORG//NONSGML khal / icalendar //EN
BEGIN:VEVENT
SUMMARY:Event
DTSTART;TZID=America/Chicago;VALUE=DATE-TIME:20180327T080000
DTEND;TZID=America/Chicago;VALUE=DATE-TIME:20180327T090000
DTSTAMP:20180323T200333Z
RECURRENCE-ID;RANGE=THISANDFUTURE:20180327T130000Z
SEQUENCE:10
RDATE;TZID="Central Standard Time";VALUE=PERIOD:20180327T080000/20180327T0
 90000,20180403T080000/20180403T090000,20180410T080000/20180410T090000,2018
 0417T080000/20180417T090000,20180424T080000/20180424T090000,20180501T08000
 0/20180501T090000,20180508T080000/20180508T090000,20180515T080000/20180515
 T090000,20180522T080000/20180522T090000,20180529T080000/20180529T090000,20
 180605T080000/20180605T090000,20180612T080000/20180612T090000,20180619T080
 000/20180619T090000,20180626T080000/20180626T090000,20180703T080000/201807
 03T090000,20180710T080000/20180710T090000,20180717T080000/20180717T090000,
 20180724T080000/20180724T090000,20180731T080000/20180731T090000
ATTENDEE;CN="XYZ";PARTSTAT=ACCEPTED;ROLE=CHAIR;RSVP=
 FALSE:mailto:xyz@xyz.com
CLASS:PUBLIC
END:VEVENT
END:VCALENDAR