@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/e81e66eb-68ff-43a9-a572-1783f9faeb64> rdfs:isDefinedBy <https://stad.gent/data/blank_node/e81e66eb-68ff-43a9-a572-1783f9faeb64> .