@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/251f5a9f-b30a-44d6-8614-957ae3e928da> rdfs:isDefinedBy <https://stad.gent/data/blank_node/251f5a9f-b30a-44d6-8614-957ae3e928da> .