BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:6ff77ee0-2148-4afd-9efa-ba72c0db0a48
DTSTAMP:20260420T064147Z
DTSTART;VALUE=DATE:20210621
SUMMARY:Holy Trinity Day (observed) (Ucrania)
END:VEVENT
END:VCALENDAR