@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/87e4d28a-e3bd-4d4a-9a38-29c272c82eac> rdfs:isDefinedBy <https://stad.gent/data/blank_node/87e4d28a-e3bd-4d4a-9a38-29c272c82eac> .