https://w3id.org/framester/conceptnet5/data/en/sudden <https://w3id.org/framester/conceptnet5/schema/EtymologicallyDerivedFrom> <https://w3id.org/framester/conceptnet5/cla/enm.sodain> <https://w3id.org/framester/conceptnet5/cla/fro.sodein> <https://w3id.org/framester/conceptnet5/cla/fro.sodain> risorse dalla linked data cloud