Complex sentence: Bay Street is the newest station on the Montclair Branch portion of the Montclair-Boonton, built in 1981 to replace the nearby Lackawanna Plaza, which was fast becoming a "white elephant" of its time.
Split into simpler sentences: Bay Street is the newest station on the Montclair Branch portion of the Montclair-Boonton Line. It was built in 1981 to replace the nearby Lackawanna Plaza, which was fast becoming a "white elephant" of its time.