@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/1ff637aa-f39b-4bf7-9b92-0fae789ec2e1> rdfs:isDefinedBy <https://stad.gent/data/blank_node/1ff637aa-f39b-4bf7-9b92-0fae789ec2e1> .