@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57493e5f-952e-49b7-81df-f015a52c450f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57493e5f-952e-49b7-81df-f015a52c450f> .