@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/d81b5e49-a41c-42cf-896f-7558ce5becde> rdfs:isDefinedBy <https://stad.gent/data/blank_node/d81b5e49-a41c-42cf-896f-7558ce5becde> .