@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef4ca2a3-398b-407f-b938-e76ede7ad9e9> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef4ca2a3-398b-407f-b938-e76ede7ad9e9> .