@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a9621e51-8085-404e-9b8e-8ef21d016e4f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a9621e51-8085-404e-9b8e-8ef21d016e4f> .