Complex sentence: Anthony Robert Gizzo (August 4,1901--April 1,1953), born New York City known as "Tony", was a Kansas City, Missouri mobster who was an enforcer and top leader of the Kansas City crime family.
Split into simpler sentences: Anthony Robert Gizzo (August 4,1901--April 1,1953), was born in New York City and was known as "Tony". He was a Kansas City, Missouri mobster who was an enforcer and top leader of the Kansas City crime family.