@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21ed51d1-4ab4-471c-8ec6-b4d5aaf2e0ef> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21ed51d1-4ab4-471c-8ec6-b4d5aaf2e0ef> .