@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/1b9c3871-18db-4742-82df-28a33500ca55> rdfs:isDefinedBy <https://stad.gent/data/blank_node/1b9c3871-18db-4742-82df-28a33500ca55> .