@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b21516f1-cbb7-461a-94ec-8e582dcee572> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b21516f1-cbb7-461a-94ec-8e582dcee572> .