@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81cc3039-7ff3-409e-abb4-6f80c6624a4b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81cc3039-7ff3-409e-abb4-6f80c6624a4b> .