@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/539df67e-0850-47da-8ff2-7cac725e01da> rdfs:isDefinedBy <https://stad.gent/data/blank_node/539df67e-0850-47da-8ff2-7cac725e01da> .