@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/d81849d7-52d4-405e-b94f-9913bef87325> rdfs:isDefinedBy <https://stad.gent/data/blank_node/d81849d7-52d4-405e-b94f-9913bef87325> .