@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a50c8de0-1250-45af-ac42-5b50509de01c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a50c8de0-1250-45af-ac42-5b50509de01c> .