https://w3id.org/framester/wn/wn30/instances/word-African_clawed_frog <https://w3id.org/framester/wn/wn30/schema/Word> <https://w3id.org/framester/wn/wn30/schema/lexicalForm> African clawed frog rdf:type <https://w3id.org/framester/wn/wn30/schema/Word> risorse dalla linked data cloud