Task: Question Understanding
Input (English): Context : Johannes Naumann (11 October 1917 -- 22 March 2010) is a German former Luftwaffe fighter ace and recipient of the Knight's Cross of the Iron Cross (German: Ritterkreuz des Eisernen Kreuzes ) during World War II. The Knight's Cross of the Iron Cross was awarded to recognise extreme battlefield bravery or successful military leadership. 
Question : Which award did Johannes Naumann get?
Output (English): award received