https://w3id.org/framester/conceptnet5/data/en/contentious <https://w3id.org/framester/conceptnet5/schema/EtymologicallyDerivedFrom> <https://w3id.org/framester/conceptnet5/data/en/contendere> <https://w3id.org/framester/conceptnet5/cla/frm.contentieux> risorse dalla linked data cloud