@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81f62a4e-acbc-4bd7-881a-9e4609ca6ed1> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81f62a4e-acbc-4bd7-881a-9e4609ca6ed1> .