https://w3id.org/framester/conceptnet5/data/en/medulla <https://w3id.org/framester/conceptnet5/schema/DerivedFrom> <https://w3id.org/framester/conceptnet5/cla/la.medulla.n> <https://w3id.org/framester/conceptnet5/schema/Synonym> <https://w3id.org/framester/conceptnet5/data/en/medulla_oblongata> risorse dalla linked data cloud