@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/1997f516-5e8d-46c5-b800-fbfac9642c0a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/1997f516-5e8d-46c5-b800-fbfac9642c0a> .