@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57e8a491-7ef0-454e-af77-652734b9e35a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57e8a491-7ef0-454e-af77-652734b9e35a> .