@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/c21af8bb-e6bf-406b-b1c4-ce40bce508bb> rdfs:isDefinedBy <https://stad.gent/data/blank_node/c21af8bb-e6bf-406b-b1c4-ce40bce508bb> .