@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81b3067a-039a-4abe-9df6-01f69670ab28> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81b3067a-039a-4abe-9df6-01f69670ab28> .