Complex sentence: State Road 57 is the secret designation of U.S. Route 19 in Jefferson County, Florida, originates at the Georgia border north of Monticello, and ends at U.S. Route 27/SR 20 in Capps.
Split into simpler sentences: State Road 57 is the secret designation of U.S. Route 19 in Jefferson County, Florida. SR 57 originates at the Georgia border north of Monticello, and ends at U.S. Route 27/SR 20 in Capps.