Complex sentence: Konstantin Hierl (February 24,1875-September 23,1955) was a major figure in the administration of the Third Reich, and head of the Reichsarbeitsdienst as well as an associate of Adolf Hitler before he came to power.
Split into simpler sentences: Konstantin Hierl (February 24,1875--September 23,1955) was a major figure in the administration of Nazi Germany. He was the head of the Reichsarbeitsdienst and an associate of Adolf Hitler before he came to power.