@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/640f12ac-9044-4f52-a3ee-845441b5964d> rdfs:isDefinedBy <https://stad.gent/data/blank_node/640f12ac-9044-4f52-a3ee-845441b5964d> .