https://w3id.org/framester/conceptnet5/data/en/sweetcorn <https://w3id.org/framester/conceptnet5/schema/DerivedFrom> <https://w3id.org/framester/conceptnet5/data/en/sweet.a> <https://w3id.org/framester/conceptnet5/data/en/corn.n> <https://w3id.org/framester/conceptnet5/schema/IsA> <https://w3id.org/framester/conceptnet5/data/en/vegetable> risorse dalla linked data cloud