https://w3id.org/framester/conceptnet5/data/en/potassium_hydroxide <https://w3id.org/framester/conceptnet5/schema/DerivedFrom> <https://w3id.org/framester/conceptnet5/data/en/potassium.n> <https://w3id.org/framester/conceptnet5/data/en/hydroxide.n> <https://w3id.org/framester/conceptnet5/schema/InstanceOf> <https://w3id.org/framester/conceptnet5/data/en/chemical_compound> <https://w3id.org/framester/conceptnet5/data/en/chemical_substance> <https://w3id.org/framester/conceptnet5/schema/IsA> <https://w3id.org/framester/conceptnet5/data/en/base> <https://w3id.org/framester/conceptnet5/data/en/crystal> <https://w3id.org/framester/conceptnet5/data/en/strong_electrolyte> <https://w3id.org/framester/conceptnet5/data/en/ionic_compound> <https://w3id.org/framester/conceptnet5/data/en/inorganic_substance> <https://w3id.org/framester/conceptnet5/data/en/toxic_substance> <https://w3id.org/framester/conceptnet5/data/en/strong_base> risorse dalla linked data cloud