@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ad1ff18d-e1e8-40d0-81e6-7a005622487b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ad1ff18d-e1e8-40d0-81e6-7a005622487b> .