@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91091c9e-6a0b-4ad7-8716-f5493414b64d> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91091c9e-6a0b-4ad7-8716-f5493414b64d> .