@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21ab86bb-80c8-41d9-8ba6-b5e26bdb4020> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21ab86bb-80c8-41d9-8ba6-b5e26bdb4020> .