@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/509e9e55-8b62-4010-a829-73b28a99dbd5> rdfs:isDefinedBy <https://stad.gent/data/blank_node/509e9e55-8b62-4010-a829-73b28a99dbd5> .