https://w3id.org/framester/conceptnet5/cla/la.fidelitas.n <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/data/en/fidelity> <https://w3id.org/framester/conceptnet5/data/en/fides> <https://w3id.org/framester/conceptnet5/data/en/faithfulness> risorse dalla linked data cloud