@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/87c73e44-040b-43b5-8617-4af67882b30b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/87c73e44-040b-43b5-8617-4af67882b30b> .