@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/90815813-b0d7-4129-a258-4a97de433b31> rdfs:isDefinedBy <https://stad.gent/data/blank_node/90815813-b0d7-4129-a258-4a97de433b31> .