https://w3id.org/framester/conceptnet5/data/en/snippock <https://w3id.org/framester/conceptnet5/schema/EtymologicallyDerivedFrom> <https://w3id.org/framester/conceptnet5/data/en/ock> <https://w3id.org/framester/conceptnet5/data/en/snip> risorse dalla linked data cloud