https://w3id.org/framester/conceptnet5/cla/la.senescens <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/data/en/decay> <https://w3id.org/framester/conceptnet5/data/en/age> <https://w3id.org/framester/conceptnet5/data/en/decline> risorse dalla linked data cloud