https://w3id.org/framester/conceptnet5/data/en/inefficient <https://w3id.org/framester/conceptnet5/schema/EtymologicallyDerivedFrom> <https://w3id.org/framester/conceptnet5/data/en/in> <https://w3id.org/framester/conceptnet5/data/en/efficient> <https://w3id.org/framester/conceptnet5/schema/IsA> <https://w3id.org/framester/conceptnet5/data/en/attribute> <https://w3id.org/framester/conceptnet5/data/en/efficiency_level> risorse dalla linked data cloud