Complex sentence: Charles Taylor served in the United States Naval Reserve during World War II. He graduated from Naval Air Station Corpus Christi in February, 1942 and became a flight instructor in October of that year, seeing only minor combat zone service in the Pacific theater.
Split into simpler sentences: Charles Taylor served in the United States Naval Reserve during World War II. He graduated from Naval Air Station Corpus Christi in February, 1942 and became a flight instructor in October of that year. Lt. Taylor did serve during World War II, and he did serve in combat, but only saw minor combat zone service in the Pacific theater.