@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/c9c9da18-ea2e-41b8-8775-18fc92b1e5fe> rdfs:isDefinedBy <https://stad.gent/data/blank_node/c9c9da18-ea2e-41b8-8775-18fc92b1e5fe> .