BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:ca41be0e-214f-4048-bd93-2117898b12f1
DTSTAMP:20260420T214923Z
DTSTART;VALUE=DATE:20261226
SUMMARY:Second Day of Christmas (Pologne)
END:VEVENT
END:VCALENDAR