BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.you/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:6d389112-fe86-4cbc-80ca-c61e985d72f3
DTSTAMP:20260420T152953Z
DTSTART;VALUE=DATE:20260421
SUMMARY:Feast of Our Lady of Mércoles (Portugal)
END:VEVENT
END:VCALENDAR