https://w3id.org/framester/conceptnet5/data/en/extension_cord <https://w3id.org/framester/conceptnet5/schema/DerivedFrom> <https://w3id.org/framester/conceptnet5/data/en/extension.n> <https://w3id.org/framester/conceptnet5/data/en/cord.n> <https://w3id.org/framester/conceptnet5/schema/IsA> <https://w3id.org/framester/conceptnet5/data/en/cord> <https://w3id.org/framester/conceptnet5/data/en/hardware> <https://w3id.org/framester/conceptnet5/data/en/housewares> risorse dalla linked data cloud