@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57ac3c57-2944-47fc-97ad-f04b66ecf8c6> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57ac3c57-2944-47fc-97ad-f04b66ecf8c6> .