@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/61b638df-a8ff-41c9-8236-c567112bea61> rdfs:isDefinedBy <https://stad.gent/data/blank_node/61b638df-a8ff-41c9-8236-c567112bea61> .