Complex sentence: Rucker Park is a basketball court in the Harlem neighborhood of the New York City borough of Manhattan, at 155th Street and Frederick Douglass Boulevard across the street from the former Polo Grounds site.
Split into simpler sentences: Rucker Park is a basketball court in the Harlem neighborhood of the New York City borough of Manhattan. It is located at 155th Street and Frederick Douglass Boulevard across the street from the former Polo Grounds site.