@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/50f0e78e-6c18-4c81-b083-31a59392cf43> rdfs:isDefinedBy <https://stad.gent/data/blank_node/50f0e78e-6c18-4c81-b083-31a59392cf43> .