@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57b8f340-98ba-4ba4-a0ac-427457964c19> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57b8f340-98ba-4ba4-a0ac-427457964c19> .