BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.you/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:16bba0cf-35bf-4971-a9f7-c24808392118
DTSTAMP:20260420T231818Z
DTSTART;VALUE=DATE:20261208
SUMMARY:Immaculate Conception (Spain)
END:VEVENT
END:VCALENDAR