@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81a2b02e-bf05-4b99-8ea3-7a644ea9544b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81a2b02e-bf05-4b99-8ea3-7a644ea9544b> .