@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b51b3ab9-5b21-4723-8760-2a9834a6b517> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b51b3ab9-5b21-4723-8760-2a9834a6b517> .