BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//K Desktop Environment (KDE)//LibKCal test cases 1.0//EN

BEGIN:VEVENT
DESCRIPTION:Every 20th Monday of the year\, forever:
DTSTART;TZID=America/Los_Angeles:19970519T090000
RRULE:FREQ=YEARLY;INTERVAL=1;COUNT=10;BYDAY=20MO
X-EXPECT-NUMEVENTS: 10
END:VEVENT
END:VCALENDAR
