https://w3id.org/framester/conceptnet5/data/en/metalsmith.n <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/data/en/metal> <https://w3id.org/framester/conceptnet5/schema/Synonym> <https://w3id.org/framester/conceptnet5/data/en/smith> risorse dalla linked data cloud