@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57937ca1-ea68-4b06-b2f5-71293c2ac582> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57937ca1-ea68-4b06-b2f5-71293c2ac582> .