Question: Once Upon a Time in America is a crime drama film directed by the inventor of what?
Context: Once Upon a Time in America is a 1984 Italian-American epic crime drama film co-written and directed by Italian filmmaker Sergio Leone and starring Robert De Niro and James Woods.  Based on Harry Grey's novel "The Hoods", it chronicles the lives of Jewish ghetto youths who rise to prominence in New York City's world of organized crime.  The film explores themes of childhood friendships; love, lust, greed, betrayal, loss, broken relationships, together with the rise of mobsters in American society. Three Men of the River (Spanish: "Tres hombres del río" ) is a 1943 Argentine crime drama film directed by Mario Soffici and starring Elisa Galvé and José Olarra.  The film is based on an old Argentine legend about an Aztec girl who is raped and murdered by vandals and dumped in a river.  A flower blossoms at the place in which she was killed and misfortune falls upon the culprits. The Rat is a 1937 British crime drama film directed by Jack Raymond from a screenplay by Hans Gulder Rameau, Marjorie Gaffney, and Miles Malleson, based upon the 1924 play of the same name written by Ivor Novello and Constance Collier.  Produced by the British film company, Imperator Films, it premiered in London on 11 November 1937, and was distributed by RKO Radio Pictures in the United States, where it was released on 21 January 1938.  The film stars Ruth Chatterton, Anton Walbrook, and Rene Ray. Jass Bhatia (born Jaskaran Singh Bhatia on 29 June 1988) is an Indian actor and model.  He began his career by working in several television commercials and print ads.  He made his Bollywood debut with a supporting role in the Indian romantic drama film "Mausam" in 2011.  He followed it with a role in the less successful film "I Don't Luv U".  In 2013, the Indian biographical sports drama film "Bhaag Milkha Bhaag" directed by Rakeysh Omprakash Mehra proved to be his first commercially successful film in 5 years.  In 2014, Bhatia portrayed Parineeti Chopra's friend named "Chimsy" in Shaad Ali's Indian crime drama film "Kill Dil".  In the television circuit, Jass featured as Happy in "Rab Se Sona Ishq" and played the character Bakshish in "Firangi Bahu". Sehar (2005) is an Indian Hindi language action crime drama film directed by Kabeer Kaushik, starring Arshad Warsi and Mahima Chaudhary in the lead roles with Sushant Singh and Pankaj Kapur in supporting roles.  Based on real-life incidents and individuals, the film depicts organized crime in the late 1990s in the state of Uttar Pradesh, India, and how the State Police worked to tackle it.  It shows the turbulent journey of Ajay Kumar, a newly appointed 31-year-old SSP of Lucknow, played by Arshad Warsi, instrumental in bringing together a group of committed police officers under the aegis of Special Task Force.  The force, given with a single agenda, succeeds in challenging the might of organized crime in the Uttar Pradesh.  In the process, what unfolds is the ever-changing dynamics of Uttar Pradesh's "Siyaasat": railway contracts, Inter-Services Intelligence involvement, politician-Mafia-police-builder nexus, pro-activism of criminal gangs, sophisticated yet rigid red tape and criminalization of university students. Lila & Eve is a 2015 American crime drama film directed by Charles Stone III and written by Patrick Gilfillan.  The film stars Viola Davis and Jennifer Lopez.  It premiered on January 30, 2015, at the Sundance Film Festival.  The film was released in North America on July 17, 2015, in a limited release and through video on demand by Samuel Goldwyn Films.  This marks the second time Davis and Lopez acted in a film together, the first being the Steven Soderbergh film "Out of Sight" in 1998. The Take is a 2007 crime drama film directed by Brad Furman and starring John Leguizamo, Tyrese Gibson, Bobby Cannavale, and Rosie Perez.  The film is a crime drama about an armored-truck driver who survives a violent hijacking and becomes obsessed with tracking down his attackers.  It was released on April 11, 2008. Body Fever or Super Cool is a 1969 American low-budget crime drama film, directed by Ray Dennis Steckler.  It stars Carolyn Brandt as a cat burglar and Bernard Fein as a down and out detective searching for her.  Rotten Tomatoes mentions that in the film a "lackadaisical gumshoe is caught between a glamorous thief, a gang of ruthless hoodlums and a handful of vicious drug peddlers in this quirky crime drama".  The screenplay was written by William Edgar and Steckler, and was released around the same time as "The Racing Scene". Sergio Leone (] ; 3 January 1929 – 30 April 1989) was an Italian film director, producer and screenwriter, credited as the inventor of the "Spaghetti Western" genre. Alphabet City is an American 1984 crime drama film directed by Amos Poe.  The story follows a young gangster of Italian descent named Johnny, who has been given control over his own neighborhood by the Mob.  Then unknown actors Vincent Spano (as Johnny), Jami Gertz, and Michael Winslow give compelling performances in this low-budget crime/drama/thriller.  Acclaimed film and stage actress Zohra Lampert plays Johnny's mother.  The film is set in Alphabet City, a part of the East Village in New York City.
Answer: "Spaghetti Western" genre