sirena https://w3id.org/italia/lombardia/data/concept/ecedfb5055e136ff5b43d5beaa7a5e7d <https://w3id.org/arco/ontology/core/Concept> rdfs:label sirena <https://w3id.org/italia/onto/l0/name> sirena rdf:type <https://w3id.org/arco/ontology/core/Concept> data from the linked data cloud