@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b21ff433-1ee2-4f46-8006-a68bd67613bb> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b21ff433-1ee2-4f46-8006-a68bd67613bb> .