@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81b473cf-7da1-4332-8570-c0d950aa21af> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81b473cf-7da1-4332-8570-c0d950aa21af> .