@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81069d30-3f9c-48ce-ad52-a83252a4942d> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81069d30-3f9c-48ce-ad52-a83252a4942d> .