@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57ab739a-9ec2-4be1-88d1-4a403f458d7a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57ab739a-9ec2-4be1-88d1-4a403f458d7a> .