BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//gyrobase/iCalendar//NONSGML v1.0//EN
BEGIN:VEVENT
DTSTART:20130525T170000
DTEND:20130525T190000
RRULE:FREQ=DAILY;INTERVAL=1;UNTIL=20130624
SUMMARY:1/2 price paella
END:VEVENT
END:VCALENDAR