https://w3id.org/framester/wn/wn30/instances/word-cobalt_60 <https://w3id.org/framester/wn/wn30/schema/Word> <https://w3id.org/framester/wn/wn30/schema/lexicalForm> cobalt 60 rdf:type <https://w3id.org/framester/wn/wn30/schema/Word> risorse dalla linked data cloud