BEGIN:VCALENDAR
VERSION:2.0
PRODID:icalendar-ruby
CALSCALE:GREGORIAN
BEGIN:VEVENT
DTSTAMP:20260818T093225Z
UID:0e7423ff-6a6c-4421-b7fc-fe9ba7b99c99
DTSTART:20140402T010000Z
DTEND:20140402T010000Z
SUMMARY:Perl even better practices
URL;VALUE=URI:http://edu.isb-sib.ch/course/view.php?id=172
END:VEVENT
END:VCALENDAR