@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/1b57d677-87b4-41b6-a4d9-5dd9661e0c87> rdfs:isDefinedBy <https://stad.gent/data/blank_node/1b57d677-87b4-41b6-a4d9-5dd9661e0c87> .