BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:931866b7-930e-4953-904a-342d70b43dc7
DTSTAMP:20260420T004924Z
DTSTART;VALUE=DATE:20261208
SUMMARY:Immaculate Conception (Portugal)
END:VEVENT
END:VCALENDAR