https://w3id.org/framester/conceptnet5/data/en/prepend <https://w3id.org/framester/conceptnet5/schema/DerivedFrom> <https://w3id.org/framester/conceptnet5/data/en/append.v> <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/data/en/prefix> <https://w3id.org/framester/conceptnet5/data/en/append> risorse dalla linked data cloud