@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/1ff087a3-5b68-417e-a285-c84e13034254> rdfs:isDefinedBy <https://stad.gent/data/blank_node/1ff087a3-5b68-417e-a285-c84e13034254> .