@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21b440af-abf7-4d07-8389-976349def4c4> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21b440af-abf7-4d07-8389-976349def4c4> .