@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a21427ef-c867-4152-a473-f1b9ae99b58a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a21427ef-c867-4152-a473-f1b9ae99b58a> .