Complex sentence: After recovering from the injuries he suffered as a result of von Stauffenberg's bomb on 20 July 1944 he was posted to an infantry division as an Oberst and he was killed during a low level air attack in the final weeks of the war.
Split into simpler sentences: After recovering from the injuries he suffered as a result of von Stauffenberg's bomb on 20 July 1944 he was posted to an infantry division as an Oberst. He was killed during a low level air attack in the final weeks of the war.