@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57947c4e-7f73-45ba-86aa-7639554b57a3> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57947c4e-7f73-45ba-86aa-7639554b57a3> .