http://lod.ehri-project-test.eu/isCopyOfRelations/1aac80f1-4aa4-11f0-9849-899181ace71c an entity of type: IsCopyOfRelation
"Documentation of the regional Commission for the Investigation of Crimes against the Polish Nation in Kielce, dated 1947-1991" was copied from "Okręgowa Komisja Badania Zbrodni przeciwko Narodowi Polskiemu - Instytut Pamięci Narodowej w Kielcach"