BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.you/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:0c4a113f-9933-4f94-b097-b21477bf8788
DTSTAMP:20260421T071324Z
DTSTART;VALUE=DATE:20260524
SUMMARY:Pentecost (Poland)
END:VEVENT
END:VCALENDAR