@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81dcfe82-82d6-4965-8bd5-c2698bde6731> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81dcfe82-82d6-4965-8bd5-c2698bde6731> .