https://w3id.org/framester/conceptnet5/data/en/say_goodnight <https://w3id.org/framester/conceptnet5/schema/InstanceOf> <https://w3id.org/framester/conceptnet5/data/en/musical_work> <https://w3id.org/framester/conceptnet5/data/en/single> <https://w3id.org/framester/conceptnet5/schema/dbpedia.genre> <https://w3id.org/framester/conceptnet5/data/en/country_music> risorse dalla linked data cloud