BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//hacksw/handcal//NONSGML v1.0//EN
BEGIN:VEVENT
UID:
DTSTAMP:20170601
ORGANIZER:CN=:MAILTO:
DTSTART:20170601
DTEND:20170601
SUMMARY:Suvehooaja avamine, 
END:VEVENT
END:VCALENDAR