@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/50efc728-3c1c-4d21-8554-4deb8e0545dd> rdfs:isDefinedBy <https://stad.gent/data/blank_node/50efc728-3c1c-4d21-8554-4deb8e0545dd> .