@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57ff19a6-61d9-46bd-841c-15d04fcc036c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57ff19a6-61d9-46bd-841c-15d04fcc036c> .