@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b50f1fde-5b86-42cd-a30d-940470e0d55e> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b50f1fde-5b86-42cd-a30d-940470e0d55e> .