@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/639786aa-0daa-40c9-ac19-8154a3abd86a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/639786aa-0daa-40c9-ac19-8154a3abd86a> .