@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef8b80ee-761b-4724-920d-8361d906e9fa> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef8b80ee-761b-4724-920d-8361d906e9fa> .