@prefix data: . @prefix schema: . @prefix : . @prefix foaf: . data:53b1b141-2582-3b6e-b710-65d7660f1e6b schema:legalName "Cairn et Tumulus d'Er Grah" ; a :Agent, schema:Organization, foaf:Agent . :hasContact data:53b1b141-2582-3b6e-b710-65d7660f1e6b .