@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/639ab3f8-b218-41db-98ac-27aff7973a46> rdfs:isDefinedBy <https://stad.gent/data/blank_node/639ab3f8-b218-41db-98ac-27aff7973a46> .