@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/d139371b-9931-4e0f-a50e-00116316a139> rdfs:isDefinedBy <https://stad.gent/data/blank_node/d139371b-9931-4e0f-a50e-00116316a139> .