@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81def30d-bb97-40fa-8afb-e8ca527f4ce5> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81def30d-bb97-40fa-8afb-e8ca527f4ce5> .