BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:3fba9b47-ff60-4016-b3de-8228726e09f9
DTSTAMP:20260421T011321Z
DTSTART;VALUE=DATE:20260421
SUMMARY:Feast of Our Lady of Mércoles (Portugal)
END:VEVENT
END:VCALENDAR