@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81d12244-d078-43f7-98fe-cd95a862989a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81d12244-d078-43f7-98fe-cd95a862989a> .