BEGIN:VCALENDAR
VERSION:2.0
PRODID:icalendar-ruby
CALSCALE:GREGORIAN
BEGIN:VEVENT
DTSTAMP:20260819T154441Z
UID:5b30d28f-906e-4c20-a745-0e6e0124e7b9
DTSTART:20150521T010000Z
DTEND:20150521T010000Z
SUMMARY:First Steps with UNIX
URL;VALUE=URI:http://edu.isb-sib.ch/course/view.php?id=208
END:VEVENT
END:VCALENDAR