@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81d47474-d11f-4542-b8b2-cdfa9c57d193> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81d47474-d11f-4542-b8b2-cdfa9c57d193> .