https://w3id.org/framester/conceptnet5/data/en/lethal <https://w3id.org/framester/conceptnet5/schema/DerivedFrom> <https://w3id.org/framester/conceptnet5/cla/la.letalis.a> <https://w3id.org/framester/conceptnet5/schema/EtymologicallyDerivedFrom> <https://w3id.org/framester/conceptnet5/data/en/lethalis> <https://w3id.org/framester/conceptnet5/data/en/lethum> risorse dalla linked data cloud