https://w3id.org/framester/conceptnet5/data/en/process_food <https://w3id.org/framester/conceptnet5/schema/IsA> <https://w3id.org/framester/conceptnet5/data/en/food_item> <https://w3id.org/framester/conceptnet5/schema/MadeOf> <https://w3id.org/framester/conceptnet5/data/en/salt_and_sugar> risorse dalla linked data cloud