@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/50c81cd0-01b2-4aa6-b53e-05755af8b520> rdfs:isDefinedBy <https://stad.gent/data/blank_node/50c81cd0-01b2-4aa6-b53e-05755af8b520> .