BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//gyrobase/iCalendar//NONSGML v1.0//EN
BEGIN:VEVENT
DTSTART:20121102T110000
DTEND:20121102T140000
RRULE:FREQ=WEEKLY;INTERVAL=1;UNTIL=20140619;BYDAY=FR
SUMMARY:Lunch on the Lawn
END:VEVENT
END:VCALENDAR