@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57b6f018-a42b-4b5f-a629-8c379041c572> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57b6f018-a42b-4b5f-a629-8c379041c572> .