@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57d8f03a-17ec-48a9-b16c-a99239fb50ed> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57d8f03a-17ec-48a9-b16c-a99239fb50ed> .