Complex sentence: The Corozal "Silver Roll" Cemetery is an area adjacent to the Corozal American Cemetery and Memorial originally established as a segregated cemetery for the "Silver Roll" (Black people of West Indian origin) employees of the Panama Canal.
Split into simpler sentences: The Corozal "Silver Roll" Cemetery is an area adjacent to the Corozal American Cemetery and Memorial. The Silver Cemetery was originally established as a segregated cemetery for the "Silver Roll" (Black people of West Indian origin) employees of the Panama Canal.