@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a54a536e-ae13-4975-8365-12e5431305bc> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a54a536e-ae13-4975-8365-12e5431305bc> .