@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57521834-18ef-474d-ab1e-9f0fb5d696ac> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57521834-18ef-474d-ab1e-9f0fb5d696ac> .