BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//gyrobase/iCalendar//NONSGML v1.0//EN
BEGIN:VEVENT
DTSTART:20120320T180000
RRULE:FREQ=MONTHLY;INTERVAL=1;UNTIL=20140521;BYDAY=3TU
SUMMARY:Take Five Tours
END:VEVENT
BEGIN:VEVENT
DTSTART:20120405T180000
RRULE:FREQ=MONTHLY;INTERVAL=1;UNTIL=20140521;BYDAY=1TH
SUMMARY:Take Five Tours
END:VEVENT
END:VCALENDAR