@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81ca8e11-c3ed-43e1-8bcf-458c422bfc5a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81ca8e11-c3ed-43e1-8bcf-458c422bfc5a> .