Complex sentence: Fulton Ferry is a neighborhood in the New York City borough of Brooklyn that is named for a prominent ferry line crossing the East River between Manhattan and Brooklyn which is also the name of the ferry slip on the Brooklyn side.
Split into simpler sentences: Fulton Ferry is a neighborhood in the New York City borough of Brooklyn. The neighborhood is named for a prominent ferry line crossing the East River between Manhattan and Brooklyn, and is also the name of the ferry slip on the Brooklyn side.