@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/15ab80e1-68d6-417e-b052-a298a6d8cbfc> rdfs:isDefinedBy <https://stad.gent/data/blank_node/15ab80e1-68d6-417e-b052-a298a6d8cbfc> .