Context : Arnold Stoffers (1 September 1910 - 25 February 1944) was an Obersturmbannführer (Lieutenant Colonel) in the Waffen SS during World War II. He was a recipient of the Knight's Cross of the Iron Cross, which was awarded to recognize extreme battlefield bravery or successful military leadership by Nazi Germany during World War II. 
Subject : Arnold Stoffers 
Relation : award received
Which award did Arnold Stoffers get?