BEGIN:VCALENDAR
VERSION:2.0
BEGIN:VEVENT
URL:https://mail.marche-nordique.net/calendrier/viewevent/88-le-marathon-vert 
DTSTART:20121104T084500
DTEND:20121104T120000
SUMMARY:Le Marathon Vert 
DESCRIPTION:
LOCATION:rennes
END:VEVENT
END:VCALENDAR