https://w3id.org/framester/conceptnet5/data/en/ror <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/data/en/roe> <https://w3id.org/framester/conceptnet5/data/en/return> <https://w3id.org/framester/conceptnet5/data/en/roi> <https://w3id.org/framester/conceptnet5/data/en/rate> risorse dalla linked data cloud