@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21c78b6c-3509-40b6-9c58-bbe5657d674d> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21c78b6c-3509-40b6-9c58-bbe5657d674d> .