@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/921f74c8-a647-4b82-ab9a-621b996772cd> rdfs:isDefinedBy <https://stad.gent/data/blank_node/921f74c8-a647-4b82-ab9a-621b996772cd> .