Complex sentence: The Buffalo Soldiers Motorcycle Club (NABSMC) is one of the biggest black motorcycles clubs in the USA and biggest African American motorcycle club in Chicago, with over 2000 members and 90 chapters across the USA.
Split into simpler sentences: The Buffalo Soldiers Motorcycle Club (NABSMC) is a Black (African-American) motorcycle club in the United States. It is one of the biggest Black motorcycles clubs in the USA and biggest African American motorcycle club in Chicago, with over 2000 members and 90 chapters across the USA.