@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91ff68be-e2d0-4b01-93a3-2d959a0cc9ac> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91ff68be-e2d0-4b01-93a3-2d959a0cc9ac> .