BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//gyrobase/iCalendar//NONSGML v1.0//EN
BEGIN:VEVENT
DTSTART:20111113T120000
DTEND:20111113T180000
RRULE:FREQ=WEEKLY;INTERVAL=1;UNTIL=20140526;BYDAY=SU
SUMMARY:Target Free Sundays
END:VEVENT
END:VCALENDAR