@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/aff78f92-7865-49fc-8b99-4b62ccd67823> rdfs:isDefinedBy <https://stad.gent/data/blank_node/aff78f92-7865-49fc-8b99-4b62ccd67823> .