https://w3id.org/framester/conceptnet5/data/en/radiological.a <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/data/en/radiation> <https://w3id.org/framester/conceptnet5/data/en/radioactivity> <https://w3id.org/framester/conceptnet5/data/en/nuclear_weapon> <https://w3id.org/framester/conceptnet5/data/en/radiologic> risorse dalla linked data cloud