@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef4da4d4-2d47-4d6e-8ac7-2b4f3400c4dd> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef4da4d4-2d47-4d6e-8ac7-2b4f3400c4dd> .