get https://w3id.org/framester/pb/pbdata/get.12 <https://w3id.org/framester/pb/pbschema/RoleSet> rdfs:label xsd:string get rdf:type <https://w3id.org/framester/pb/pbschema/RoleSet> <https://w3id.org/framester/pb/pbschema/hasRole> <https://w3id.org/framester/pb/pbdata/get.12__0> risorse dalla linked data cloud