@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac221c23-43b4-4bbf-a980-9ff5c69340a5> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac221c23-43b4-4bbf-a980-9ff5c69340a5> .