@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac8b4c45-c9b4-484f-b63c-431bb151138a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac8b4c45-c9b4-484f-b63c-431bb151138a> .