BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//gyrobase/iCalendar//NONSGML v1.0//EN
BEGIN:VEVENT
DTSTART:20110717T170000
DTEND:20110717T193000
RRULE:FREQ=WEEKLY;INTERVAL=1;UNTIL=20111225;BYDAY=SU
SUMMARY:Sunday Feast and Festival
END:VEVENT
BEGIN:VEVENT
DTSTART:20120108T170000
DTEND:20120108T193000
RRULE:FREQ=WEEKLY;INTERVAL=1;UNTIL=20140523;BYDAY=SU
SUMMARY:Sunday Feast and Festival
END:VEVENT
END:VCALENDAR