@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57ae8f4d-7334-4074-8851-b85bd4f69471> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57ae8f4d-7334-4074-8851-b85bd4f69471> .