@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a1ad4cdf-7cc1-4801-ba42-6578b923b7ee> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a1ad4cdf-7cc1-4801-ba42-6578b923b7ee> .