https://w3id.org/framester/conceptnet5/data/en/vitrification <https://w3id.org/framester/conceptnet5/schema/DerivedFrom> <https://w3id.org/framester/conceptnet5/cla/fr.ification> <https://w3id.org/framester/conceptnet5/cla/fr.vitrifier.v> risorse dalla linked data cloud