@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef49aad4-844e-4eed-b937-e02a1e8c8c68> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef49aad4-844e-4eed-b937-e02a1e8c8c68> .