https://w3id.org/framester/conceptnet5/data/en/fieldwork <https://w3id.org/framester/conceptnet5/schema/DerivedFrom> <https://w3id.org/framester/conceptnet5/data/en/field.n> <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/cla/de.feldforschung> <https://w3id.org/framester/conceptnet5/cla/de.marktforschung> <https://w3id.org/framester/conceptnet5/cla/de.meinungsforschung> <https://w3id.org/framester/conceptnet5/schema/Synonym> <https://w3id.org/framester/conceptnet5/data/en/field_study> risorse dalla linked data cloud