@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b90e61cf-317b-4c97-94f7-66aa59433351> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b90e61cf-317b-4c97-94f7-66aa59433351> .