@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21df9539-1b93-4aab-ba84-4062338f7466> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21df9539-1b93-4aab-ba84-4062338f7466> .