Complex sentence: The station is officially located at 115th Street and Cottage Grove Avenue in the Roseland neighborhood of Chicago, and is the last station for Blue Island Branch trains before those split off of the main line for Blue Island.
Split into simpler sentences: The station is officially located at 115th Street and Cottage Grove Avenue in the Roseland neighborhood of Chicago. It is the last station for Blue Island Branch trains before those split off of the main line for Blue Island.