BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:86660111-8666-4387-9bba-05c26f9b77c1
DTSTAMP:20260420T071612Z
DTSTART;VALUE=DATE:20210621
SUMMARY:Holy Trinity Day (observed) (Ukraine)
END:VEVENT
END:VCALENDAR