@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b81212d5-2809-4f85-b991-911bc8cfdc83> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b81212d5-2809-4f85-b991-911bc8cfdc83> .