@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/50ff8fe4-fce2-4291-ac16-908b740d7663> rdfs:isDefinedBy <https://stad.gent/data/blank_node/50ff8fe4-fce2-4291-ac16-908b740d7663> .