Complex sentence: In June 1938 General Wheless began pilot training as an aviation cadet at Randolph Field, Texas, and graduated from Kelly Field, Texas, and was commissioned a second lieutenant in the Army Air Corps Reserve on May 26,1939.
Split into simpler sentences: In June 1938 he began pilot training as an aviation cadet at Randolph Field, Texas, and graduated at Kelly Field, Texas. He was commissioned a second lieutenant in the Army Air Corps Reserve on May 26,1939.