BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//gyrobase/iCalendar//NONSGML v1.0//EN
BEGIN:VEVENT
DTSTART:20120820T160000
DTEND:20120820T190000
RRULE:FREQ=WEEKLY;INTERVAL=1;UNTIL=20140520;BYDAY=FR,MO,TH,TU,WE
SUMMARY:1/2 price burgers
END:VEVENT
END:VCALENDAR