https://w3id.org/framester/conceptnet5/data/en/amphetamine.n <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/data/en/drug> <https://w3id.org/framester/conceptnet5/data/en/narcolepsy> <https://w3id.org/framester/conceptnet5/data/en/class> <https://w3id.org/framester/conceptnet5/data/en/adhd> <https://w3id.org/framester/conceptnet5/data/en/barbiturate> <https://w3id.org/framester/conceptnet5/data/en/maxiton> risorse dalla linked data cloud