@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21f8713b-ac6e-4e9b-bbd8-c86d3862d96d> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21f8713b-ac6e-4e9b-bbd8-c86d3862d96d> .