@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21aa309c-a228-4788-9b32-23871ebcdff8> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21aa309c-a228-4788-9b32-23871ebcdff8> .