@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21b911b1-4808-448e-bf4e-ce4c23a7870d> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21b911b1-4808-448e-bf4e-ce4c23a7870d> .