@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a1aa9c6e-2b70-4e71-bb1a-a081681316cb> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a1aa9c6e-2b70-4e71-bb1a-a081681316cb> .