@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b1b87a51-9fe2-4f89-9b06-6f60b959627b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b1b87a51-9fe2-4f89-9b06-6f60b959627b> .