@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef57a45c-19d2-4a67-b2d6-572f326385fc> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef57a45c-19d2-4a67-b2d6-572f326385fc> .