@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/aa921d51-4cf4-46af-a762-c8c442026fbd> rdfs:isDefinedBy <https://stad.gent/data/blank_node/aa921d51-4cf4-46af-a762-c8c442026fbd> .