@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/c9fa4f9c-a9b1-418a-8881-ed1fdae80ec1> rdfs:isDefinedBy <https://stad.gent/data/blank_node/c9fa4f9c-a9b1-418a-8881-ed1fdae80ec1> .