Complex sentence: Gloria Carter Spann (October 22,1926 in Plains, Georgia--March 5,1990 in Americus, Georgia) was a sister of former President of the United States Jimmy Carter.
Split into simpler sentences: Gloria Carter Spann (October 22,1926 in Plains, Ga-March 5,1990 in Americus, Ga). Spann was a sister of former President of the United States, Jimmy Carter.