@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b9ac30c9-2408-4d7a-a317-56df3797b20f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b9ac30c9-2408-4d7a-a317-56df3797b20f> .