@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/821d8c79-baa8-4130-8ecb-1db6ea4904e0> rdfs:isDefinedBy <https://stad.gent/data/blank_node/821d8c79-baa8-4130-8ecb-1db6ea4904e0> .