@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57dc489c-2883-4e28-8828-cb36091fb4ff> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57dc489c-2883-4e28-8828-cb36091fb4ff> .