Complex sentence: Edythe J. Gaines (September 6,1922--March 23,2006) was an American educator, the first African-American and the first woman to serve as a school superintendent in Connecticut.
Split into simpler sentences: Edythe J. Gaines (September 6,1922--March 23,2006) was an American educator. She was the first African American and first woman to serve as a school superintendent in Connecticut.