@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/15a4ca35-68fa-4e51-a254-82454146ef91> rdfs:isDefinedBy <https://stad.gent/data/blank_node/15a4ca35-68fa-4e51-a254-82454146ef91> .