@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81ec040b-572c-4322-8f49-7221e647f8a6> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81ec040b-572c-4322-8f49-7221e647f8a6> .