@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81647ee6-c75c-4933-9eb1-1399d214e051> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81647ee6-c75c-4933-9eb1-1399d214e051> .