@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21c2f7f1-9175-4b75-a3fa-2c6ce3c52656> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21c2f7f1-9175-4b75-a3fa-2c6ce3c52656> .