@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ad3d791f-5b7f-4b57-aad6-a7e8b823de69> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ad3d791f-5b7f-4b57-aad6-a7e8b823de69> .