@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff42cad2-d20f-479a-9a19-9ac4b66842ec> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff42cad2-d20f-479a-9a19-9ac4b66842ec> .