https://w3id.org/framester/conceptnet5/data/en/rufescent <https://w3id.org/framester/conceptnet5/schema/EtymologicallyDerivedFrom> <https://w3id.org/framester/conceptnet5/cla/la.rufesco> <https://w3id.org/framester/conceptnet5/cla/la.rufescens> risorse dalla linked data cloud