@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/991f1c54-edbe-47fb-9369-95c157355986> rdfs:isDefinedBy <https://stad.gent/data/blank_node/991f1c54-edbe-47fb-9369-95c157355986> .