@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef1fafea-324d-4c40-93fd-0414213898fe> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef1fafea-324d-4c40-93fd-0414213898fe> .