@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/c81d55cd-90f6-4307-bb23-1c3ce21c8c1c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/c81d55cd-90f6-4307-bb23-1c3ce21c8c1c> .