@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81a6291e-2b04-4949-96cc-6615f97645c0> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81a6291e-2b04-4949-96cc-6615f97645c0> .