@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/20017571-571a-4609-8543-a604c5fe37b6> rdfs:isDefinedBy <https://stad.gent/data/blank_node/20017571-571a-4609-8543-a604c5fe37b6> .