Complex sentence: Elkton became a center of education in the late 19th century and after the introduction of various colleges, seminaries and academies, including the Vanderbilt Training School and Bethel Women's College, attendance at the Green River Academy began to fall.
Split into simpler sentences: Elkton became a center of education in the late 19th century after the introduction of various colleges, seminaries and academies, including the Vanderbilt Training School and Bethel Women's College. After these schools were introduced to the area, attendance at the Green River Academy began to fall.