@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/639bffd4-afcb-44bf-85de-494b273963c5> rdfs:isDefinedBy <https://stad.gent/data/blank_node/639bffd4-afcb-44bf-85de-494b273963c5> .