Complex sentence: Werner Roell (8 February 1914--10 May 2008) was a highly decorated Major in the Luftwaffe during World War II and a recipient of the Knight's Cross of the Iron Cross, awarded by Nazi Germany to recognise extreme battlefield bravery or successful military leadership.
Split into simpler sentences: Werner Roell (8 February 1914--10 May 2008) was a highly decorated Major in the Luftwaffe during World War II. He was also a recipient of the Knight's Cross of the Iron Cross. The Knight's Cross of the Iron Cross was awarded to recognise extreme battlefield bravery or successful military leadership.