@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57df4029-6055-40ae-ac18-31f15fe32fca> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57df4029-6055-40ae-ac18-31f15fe32fca> .