@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef20fb5a-6691-4b2c-acc6-f61017baff4f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef20fb5a-6691-4b2c-acc6-f61017baff4f> .