Complex sentence: He then entered the one-year program at the U.S. Army Command and General Staff College, Fort Leavenworth, Kansas, graduating in 1924 and finishing 78th out of 247 in his class.
Split into simpler sentences: He then entered the one-year program at theU.S. Army Command and General Staff School, Fort Leavenworth, Kansas. He graduated in 1924, finishing 78th out of 247 in his class.