@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57b1ff50-1224-476e-98cc-b497f25c84f6> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57b1ff50-1224-476e-98cc-b497f25c84f6> .