@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/23a1509d-a81e-4435-8739-5daa1d26e989> rdfs:isDefinedBy <https://stad.gent/data/blank_node/23a1509d-a81e-4435-8739-5daa1d26e989> .