@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b21bb4f7-6ed0-4d98-b393-4bbb46003cad> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b21bb4f7-6ed0-4d98-b393-4bbb46003cad> .