@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/1981b1f4-2812-4b14-90fc-5e02300a8a8d> rdfs:isDefinedBy <https://stad.gent/data/blank_node/1981b1f4-2812-4b14-90fc-5e02300a8a8d> .