@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef61978b-c06b-43c4-be3b-5559c5df48a6> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef61978b-c06b-43c4-be3b-5559c5df48a6> .