@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ad20bdb9-14cb-4831-99ab-a0f1ecd7a534> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ad20bdb9-14cb-4831-99ab-a0f1ecd7a534> .