@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a4ef07ef-4a8e-46fe-9a18-daaa2553dbeb> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a4ef07ef-4a8e-46fe-9a18-daaa2553dbeb> .