@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57d15f1e-7ba9-4756-9859-8ef3a33c0c99> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57d15f1e-7ba9-4756-9859-8ef3a33c0c99> .