@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef1dd8a4-5d7b-45ae-a8ad-c1392aabdc85> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef1dd8a4-5d7b-45ae-a8ad-c1392aabdc85> .