@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a91d9e0e-c572-4687-b143-aad615287ee0> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a91d9e0e-c572-4687-b143-aad615287ee0> .