@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81baad54-91f5-4f57-a482-11c00cd13a15> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81baad54-91f5-4f57-a482-11c00cd13a15> .