@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef7aa578-8f77-439f-8010-f057a3f7febe> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef7aa578-8f77-439f-8010-f057a3f7febe> .