https://w3id.org/framester/conceptnet5/cla/la.aenigma.n <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/data/en/allegory> <https://w3id.org/framester/conceptnet5/data/en/enigma> <https://w3id.org/framester/conceptnet5/data/en/riddle> risorse dalla linked data cloud