@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/90fc2249-33ad-480e-8839-a064c3ebb6de> rdfs:isDefinedBy <https://stad.gent/data/blank_node/90fc2249-33ad-480e-8839-a064c3ebb6de> .