@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/af572417-1554-4dc8-b015-8abdc85ddedc> rdfs:isDefinedBy <https://stad.gent/data/blank_node/af572417-1554-4dc8-b015-8abdc85ddedc> .