@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/664f28d9-ab23-4b84-9a1e-f64dd8e8c748> rdfs:isDefinedBy <https://stad.gent/data/blank_node/664f28d9-ab23-4b84-9a1e-f64dd8e8c748> .