@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef9b4474-1bc4-4ed6-a963-dd20d5ab6ec3> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef9b4474-1bc4-4ed6-a963-dd20d5ab6ec3> .