@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51aff5f1-e787-470a-be14-7434aeb623bc> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51aff5f1-e787-470a-be14-7434aeb623bc> .