@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ffa890e1-da71-452c-8729-b7dc3baa8cea> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ffa890e1-da71-452c-8729-b7dc3baa8cea> .