https://w3id.org/framester/conceptnet5/data/en/radio_telescope <https://w3id.org/framester/conceptnet5/schema/DerivedFrom> <https://w3id.org/framester/conceptnet5/data/en/telescope.n> <https://w3id.org/framester/conceptnet5/schema/IsA> <https://w3id.org/framester/conceptnet5/data/en/scientific_instrument> <https://w3id.org/framester/conceptnet5/data/en/receive_antenna> <https://w3id.org/framester/conceptnet5/data/en/electronic_device> risorse dalla linked data cloud