@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91a2fd51-ef27-42de-8f91-6ccb2178168f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91a2fd51-ef27-42de-8f91-6ccb2178168f> .