@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a61efe28-543b-41b0-adde-28adbb715c32> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a61efe28-543b-41b0-adde-28adbb715c32> .