@prefix data: . @prefix schema: . @prefix : . @prefix foaf: . data:203b46d5-4f28-3e8b-97a4-b6c706be2674 schema:email "gaec.grezals@wanadoo.fr" ; a :Agent, foaf:Agent . :hasContact data:203b46d5-4f28-3e8b-97a4-b6c706be2674 .