@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/aa81e4b4-3863-466d-8407-937a3352fd55> rdfs:isDefinedBy <https://stad.gent/data/blank_node/aa81e4b4-3863-466d-8407-937a3352fd55> .