BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//gyrobase/iCalendar//NONSGML v1.0//EN
BEGIN:VEVENT
DTSTART:20130403T180000
DTEND:20130403T210000
RRULE:FREQ=WEEKLY;INTERVAL=1;UNTIL=20130529;BYDAY=WE
SUMMARY:Big Band Dance Series
END:VEVENT
END:VCALENDAR