@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef15d455-5afd-40ac-8be0-9f61cbd5d539> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef15d455-5afd-40ac-8be0-9f61cbd5d539> .