@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51d91ab9-1198-480d-8a53-6db761b333d2> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51d91ab9-1198-480d-8a53-6db761b333d2> .