@prefix data: . @prefix schema: . @prefix : . @prefix foaf: . data:671ccc49-2fde-3771-b6ba-52942c536a0c schema:email "sylvain2ez@hotmail.com" ; a :Agent, foaf:Agent . :hasContact data:671ccc49-2fde-3771-b6ba-52942c536a0c .