@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/1b81c022-cb17-4c34-a3b9-a95318495cac> rdfs:isDefinedBy <https://stad.gent/data/blank_node/1b81c022-cb17-4c34-a3b9-a95318495cac> .