@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57912e57-1583-4409-a059-71a7790d0f21> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57912e57-1583-4409-a059-71a7790d0f21> .