Question: Which "boss of bosses" Mafia member was behind the murder of New York City police sergeant Joseph Petrosino?
Sentence (from "Lieutenant Joseph Petrosino Park"): Lieutenant Joseph Petrosino Park is a New York City public park located in Bensonhurst, Brooklyn, New York City between 70th Street to the north, 71st Street to the south, 16th Avenue to the east, and New Utrecht Avenue to the west.
Relevant evidence: No