https://w3id.org/framester/conceptnet5/data/en/crossbones.n <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/data/en/death> <https://w3id.org/framester/conceptnet5/data/en/bone> <https://w3id.org/framester/conceptnet5/data/en/symbol> <https://w3id.org/framester/conceptnet5/data/en/danger> <https://w3id.org/framester/conceptnet5/data/en/jolly_roger> risorse dalla linked data cloud