@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57a3d41a-8fc4-43b2-87ff-1d7c1e8af263> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57a3d41a-8fc4-43b2-87ff-1d7c1e8af263> .