@prefix data: . @prefix schema: . @prefix : . @prefix foaf: . data:913e7d11-1913-3f88-aed0-562a691bab81 schema:legalName "Étang de Saint-Vio" ; a :Agent, schema:Organization, foaf:Agent . :hasContact data:913e7d11-1913-3f88-aed0-562a691bab81 .