@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef6f1b82-ae65-454e-a4d4-bc290306791e> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef6f1b82-ae65-454e-a4d4-bc290306791e> .