@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a9db6f91-a5cb-490a-859e-ff2df83e5a86> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a9db6f91-a5cb-490a-859e-ff2df83e5a86> .