https://w3id.org/framester/conceptnet5/data/en/sixpence <https://w3id.org/framester/conceptnet5/schema/EtymologicallyDerivedFrom> <https://w3id.org/framester/conceptnet5/data/en/penny> <https://w3id.org/framester/conceptnet5/data/en/six> risorse dalla linked data cloud