BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:687d9534-9c49-462f-978b-ccec5b8896e2
DTSTAMP:20260420T103050Z
DTSTART;VALUE=DATE:20261208
SUMMARY:Constitution Day (États-Unis)
END:VEVENT
END:VCALENDAR