@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21a221c1-4856-4fb0-ae1f-5638803d7fac> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21a221c1-4856-4fb0-ae1f-5638803d7fac> .