@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81063c18-b9bd-44aa-896a-607861a14baa> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81063c18-b9bd-44aa-896a-607861a14baa> .