https://w3id.org/framester/conceptnet5/data/en/clear_up <https://w3id.org/framester/conceptnet5/schema/DerivedFrom> <https://w3id.org/framester/conceptnet5/data/en/up.r> <https://w3id.org/framester/conceptnet5/data/en/clear.v> risorse dalla linked data cloud