https://w3id.org/framester/conceptnet5/data/en/ghost_island <https://w3id.org/framester/conceptnet5/schema/DerivedFrom> <https://w3id.org/framester/conceptnet5/data/en/ghost.n> <https://w3id.org/framester/conceptnet5/schema/InstanceOf> <https://w3id.org/framester/conceptnet5/data/en/radio_program> risorse dalla linked data cloud