@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b1ac48aa-fac9-413c-b744-dae0d28670df> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b1ac48aa-fac9-413c-b744-dae0d28670df> .