@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/af4f2c81-0d23-4f31-882c-3f045fda2847> rdfs:isDefinedBy <https://stad.gent/data/blank_node/af4f2c81-0d23-4f31-882c-3f045fda2847> .