BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.you/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:edbb900a-f693-40f8-b035-b8526a8a849e
DTSTAMP:20260421T113100Z
DTSTART;VALUE=DATE:20260501
SUMMARY:Labor Day (Portugal)
END:VEVENT
END:VCALENDAR