Complex sentence: In 1814, Harriet Sketchly and Martha Sketchly arrived and expanded the female department of the academy considerably so that by 1849, it became the Chowan Baptist Female Institute, the forerunner of Chowan University.
Split into simpler sentences: In 1814, Harriet Sketchly and Martha Sketchly arrived and expanded the female department of the academy considerably. By 1849, it was renamed as the Chowan Baptist Female Institute, the forerunner of Chowan University.