@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/data-processing/activities/643ba9b1-53e4-e911-80ea-005056af0e87> rdfs:isDefinedBy <https://stad.gent/data/data-processing/activities/643ba9b1-53e4-e911-80ea-005056af0e87> .