@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/56975091-be9f-47ac-936b-c2c73233959a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/56975091-be9f-47ac-936b-c2c73233959a> .