BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//hacksw/handcal//NONSGML v1.0//EN
BEGIN:VEVENT
UID:
DTSTAMP:20170520
ORGANIZER:CN=:MAILTO:
DTSTART:20170520
DTEND:20170520
SUMMARY:Muuseumiöö, 
END:VEVENT
END:VCALENDAR