https://w3id.org/framester/conceptnet5/data/en/blur_vision <https://w3id.org/framester/conceptnet5/schema/IsA> <https://w3id.org/framester/conceptnet5/data/en/symptom_of_type_2_diabetes> <https://w3id.org/framester/conceptnet5/schema/ReceivesAction> <https://w3id.org/framester/conceptnet5/data/en/correct_with_glass> risorse dalla linked data cloud