@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91159f7e-c44c-449b-8b9f-cd57a7162bea> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91159f7e-c44c-449b-8b9f-cd57a7162bea> .