BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:df4f3842-b81e-4d6c-a798-8786f37ce4ce
DTSTAMP:20260420T122045Z
DTSTART;VALUE=DATE:20261225
SUMMARY:Christmas Day (Pologne)
END:VEVENT
END:VCALENDAR