BEGIN:VCALENDAR
PRODID:-//github.com/rianjs/ical.net//NONSGML ical.net 4.0//EN
VERSION:2.0
BEGIN:VEVENT
DESCRIPTION:Grunnlovsdag
DTEND:20280517T235959
DTSTAMP:20261028T135756Z
DTSTART;VALUE=DATE:20280517
SEQUENCE:0
SUMMARY:Grunnlovsdag
UID:64ec2ba6-ac17-4e49-950d-97119b7a4f8d
END:VEVENT
END:VCALENDAR