@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/18ec85af-090a-4c3c-a659-353c175cb51f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/18ec85af-090a-4c3c-a659-353c175cb51f> .