@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/15d917cf-61c1-4d34-936b-b252a1230059> rdfs:isDefinedBy <https://stad.gent/data/blank_node/15d917cf-61c1-4d34-936b-b252a1230059> .