@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21d421c8-7a7b-485a-a6cc-162bd9eaaf65> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21d421c8-7a7b-485a-a6cc-162bd9eaaf65> .