@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/d81e4ac8-461a-4f16-8d08-4f745e255ae0> rdfs:isDefinedBy <https://stad.gent/data/blank_node/d81e4ac8-461a-4f16-8d08-4f745e255ae0> .