@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac89a6be-918c-4e7d-825e-eec59733312e> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac89a6be-918c-4e7d-825e-eec59733312e> .