@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81aa7e64-69bc-47b9-9de5-e1665e0c959c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81aa7e64-69bc-47b9-9de5-e1665e0c959c> .