https://w3id.org/framester/conceptnet5/cla/la.claritas.n <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/data/en/brightness> <https://w3id.org/framester/conceptnet5/data/en/fame> <https://w3id.org/framester/conceptnet5/data/en/clarity> risorse dalla linked data cloud