@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57bb9bdf-a6eb-4142-958d-4ea6934da216> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57bb9bdf-a6eb-4142-958d-4ea6934da216> .