@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91f631d6-8e80-47fc-bec3-a660414749ce> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91f631d6-8e80-47fc-bec3-a660414749ce> .