@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21d4212f-0fcd-488f-9929-ef1254ca0254> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21d4212f-0fcd-488f-9929-ef1254ca0254> .