https://w3id.org/framester/conceptnet5/data/en/cholinergic <https://w3id.org/framester/conceptnet5/schema/DerivedFrom> <https://w3id.org/framester/conceptnet5/data/en/ergic> <https://w3id.org/framester/conceptnet5/schema/EtymologicallyDerivedFrom> <https://w3id.org/framester/conceptnet5/data/en/choline> <https://w3id.org/framester/conceptnet5/data/en/ergic> risorse dalla linked data cloud