@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/581fa1e9-f3ba-4fa5-89f6-a3118309f8de> rdfs:isDefinedBy <https://stad.gent/data/blank_node/581fa1e9-f3ba-4fa5-89f6-a3118309f8de> .