https://w3id.org/framester/conceptnet5/data/en/call_someone <https://w3id.org/framester/conceptnet5/schema/HasPrerequisite> <https://w3id.org/framester/conceptnet5/data/en/telephone> <https://w3id.org/framester/conceptnet5/schema/HasSubevent> <https://w3id.org/framester/conceptnet5/data/en/use_phone> <https://w3id.org/framester/conceptnet5/data/en/use_headset> risorse dalla linked data cloud