http://lod.ehri-project-test.eu/isCopyOfRelations/45c157cb-6bfd-11ed-89cf-7ddb76c7c97b an entity of type: IsCopyOfRelation
"Rokiskis concentration camp for Jews (Fond R-1515/1)" was copied from "Rokiškio apskrities žydų koncentracijos stovykla"