@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/af1d52e9-cec5-4dcb-856a-e0fa6fc6a285> rdfs:isDefinedBy <https://stad.gent/data/blank_node/af1d52e9-cec5-4dcb-856a-e0fa6fc6a285> .