@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a1ff6894-966e-41e1-9ae1-c0138a51a816> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a1ff6894-966e-41e1-9ae1-c0138a51a816> .