Complex sentence: Frontier School of Midwifery and Family Nursing is a private non-profit graduate school located in Hyden, Kentucky that was started by the Frontier Nursing Service in 1939.
Split into simpler sentences: Frontier School of Midwifery and Family Nursing is a private non-profit graduate school located in Hyden, Kentucky. The Leslie County school was started by the Frontier Nursing Service in 1939.