BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:78a04a0e-440a-4151-be0e-de4949536a6c
DTSTAMP:20260420T113139Z
DTSTART;VALUE=DATE:20260501
SUMMARY:Labor Day (Luxembourg)
END:VEVENT
END:VCALENDAR