@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51b70f8a-78d9-49b4-b1e5-3ed7ad72c13c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51b70f8a-78d9-49b4-b1e5-3ed7ad72c13c> .