https://w3id.org/framester/conceptnet5/cla/la.pactum.n <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/data/en/pact> <https://w3id.org/framester/conceptnet5/data/en/agreement> <https://w3id.org/framester/conceptnet5/data/en/bargain> risorse dalla linked data cloud