https://w3id.org/framester/wn/wn30/instances/word-binary_arithmetic_operation <https://w3id.org/framester/wn/wn30/schema/Word> <https://w3id.org/framester/wn/wn30/schema/lexicalForm> binary arithmetic operation rdf:type <https://w3id.org/framester/wn/wn30/schema/Word> risorse dalla linked data cloud