@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57fd2e49-a6b5-4dd1-b473-d588e7c0e641> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57fd2e49-a6b5-4dd1-b473-d588e7c0e641> .