@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef9eb02b-a3e4-4454-8b19-c21028858cd2> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef9eb02b-a3e4-4454-8b19-c21028858cd2> .