@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a81a0e6e-ec6f-438b-bfb4-587093b9e99b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a81a0e6e-ec6f-438b-bfb4-587093b9e99b> .