BEGIN:VCALENDAR
PRODID:-//github.com/rianjs/ical.net//NONSGML ical.net 4.0//EN
VERSION:2.0
BEGIN:VEVENT
DESCRIPTION:Grunnlovsdag
DTEND:20280517T235959
DTSTAMP:20261026T095235Z
DTSTART;VALUE=DATE:20280517
SEQUENCE:0
SUMMARY:Grunnlovsdag
UID:1eb78620-087f-4428-ba28-808f7c61d763
END:VEVENT
END:VCALENDAR