@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/df581c4e-e178-4a97-b907-672ccf7e1834> rdfs:isDefinedBy <https://stad.gent/data/blank_node/df581c4e-e178-4a97-b907-672ccf7e1834> .