Input (grade 13): Between Clays Ferry in Madison County and Frankfort, the river passes through the Kentucky River Palisades, a series of dramatic steep gorges approximately 100 mi (160 km) in length.
Output (grade 8): Between Clays Ferry in Madison County and Frankfort, the river passes through the Kentucky River Palisades. The latter is a series of steep gorges approximately 100 mi (160 km) in length.