@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21fe4691-39d2-4e08-a401-d21a22fb846e> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21fe4691-39d2-4e08-a401-d21a22fb846e> .