https://w3id.org/framester/conceptnet5/data/en/subtract.v <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/data/en/quantity> <https://w3id.org/framester/conceptnet5/data/en/number> <https://w3id.org/framester/conceptnet5/data/en/reduce> <https://w3id.org/framester/conceptnet5/data/en/remove> risorse dalla linked data cloud