@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac9dc52b-2756-4129-98c9-16e35a27e338> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac9dc52b-2756-4129-98c9-16e35a27e338> .