@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff90fcf0-4196-42a2-ac9f-d93587a0ee4f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff90fcf0-4196-42a2-ac9f-d93587a0ee4f> .