@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/1ef39668-5c41-4a06-ac6a-6bb40742e519> rdfs:isDefinedBy <https://stad.gent/data/blank_node/1ef39668-5c41-4a06-ac6a-6bb40742e519> .