@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/509c8bb4-2c5a-46d6-92b4-f24c2b1e2fb1> rdfs:isDefinedBy <https://stad.gent/data/blank_node/509c8bb4-2c5a-46d6-92b4-f24c2b1e2fb1> .