@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ad4d1a8a-ba55-43b1-8e7a-0641c0b8ba77> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ad4d1a8a-ba55-43b1-8e7a-0641c0b8ba77> .