@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/af4e74e6-0d69-4064-9343-fd0128933628> rdfs:isDefinedBy <https://stad.gent/data/blank_node/af4e74e6-0d69-4064-9343-fd0128933628> .