https://w3id.org/framester/conceptnet5/data/en/russian_soviet_federative_socialist_republic <https://w3id.org/framester/conceptnet5/schema/InstanceOf> <https://w3id.org/framester/conceptnet5/data/en/country> <https://w3id.org/framester/conceptnet5/data/en/place> <https://w3id.org/framester/conceptnet5/data/en/populate_place> risorse dalla linked data cloud