Complex sentence: Elaine Goodale Eastman (1863-1953) and Dora Read Goodale (1866-1915) were American poets, sisters, who were born in Mount Washington, Massachusetts and grew up on their father's farm.
Split into simpler sentences: Elaine Goodale Eastman (1863-1953) and Dora Read Goodale (1866-1915) were American poets and sisters. They were born in Mount Washington, Massachusetts and grew up on their father's farm.