BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Make a Calendar//Week Number//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
UID:mac-week-1971-W50@make-a-calendar.com
DTSTAMP:20260920T170828Z
DTSTART;VALUE=DATE:19711213
DTEND;VALUE=DATE:19711220
SUMMARY:ISO Week 50, 1971
DESCRIPTION:Monday–Sunday · 1971-W50 · Dec 13 – Dec 19, 1971
URL:https://make-a-calendar.com/week-number/1971/50
END:VEVENT
END:VCALENDAR