@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/159b09e0-239d-4e8a-adac-40f69429a395> rdfs:isDefinedBy <https://stad.gent/data/blank_node/159b09e0-239d-4e8a-adac-40f69429a395> .