Question: What is the name of the consistency ranked greatest film ever made, starring the American actor, who starred next to Victor Mature in "The Tartars"?
Context: Fei Mu (1906–1951) was a major Chinese film director of the pre-Communist era.  His "Spring in a Small Town" (1948) was declared the greatest Chinese film ever made by the Hong Kong Film Critics Society. Every Little Crook and Nanny is a 1972 comedy film starring Victor Mature who came out of retirement to play the role.  It was his first real film role since 1966.  "They caught me when I felt like saying yeah," said Mature. Neighbours (French title: Voisins) is a 1952 anti-war film by Scottish-Canadian filmmaker Norman McLaren.  Produced at the National Film Board of Canada in Montreal, the film uses the technique known as pixilation, an animation technique using live actors as stop-motion objects.  McLaren created the soundtrack of the film by scratching the edge of the film, creating various blobs, lines, and triangles which the projector read as sound.  Pablo Picasso called this the greatest film ever made. Interpol known in the USA as Pickup Alley is a 1957 British Warwick Films crime film shot in CinemaScope starring Victor Mature, Anita Ekberg, Trevor Howard, Bonar Colleano and Sid James.  It concerns an Interpol effort to stamp out a major drug-smuggling cartel in numerous countries around the world.  Victor Mature plays a US narcotics officer, with Trevor Howard as a drug baron.  One reviewer described the film as a "feeble thriller", although it praised the performance of Howard. The Shanghai Gesture is a 1941 American film noir directed by Josef von Sternberg and starring Gene Tierney, Walter Huston, Victor Mature, and Ona Munson.  It is based on a Broadway play of the same name by John Colton, which was adapted for the screen by Sternberg and produced by Arnold Pressburger for United Artists.  It was the last Hollywood film Sternberg ever completed (in 1951 he started directing "Macao", but was fired halfway through production by Howard Hughes, and the same thing happened with the 1957 "Jet Pilot"). George Orson Welles ( ; May 6, 1915 – October 10, 1985) was an American actor, director, writer, and producer who worked in theatre, radio, and film.  He is remembered for his innovative work in all three: in theatre, most notably "Caesar" (1937), a Broadway adaptation of William Shakespeare's "Julius Caesar"; in radio, the legendary 1938 broadcast "The War of the Worlds"; and in film, "Citizen Kane" (1941), consistently ranked as one of the greatest films ever made. Diary (Hebrew: יומן‎ ‎ , tr.  Yoman) is a 1983 Israeli experimental independent underground documentary art film directed by David Perlov, notable for being, together with its three follow-ups, פגישות עם נתן זך , יומן מעודכן, 1990–1999 and תצלומי 2002–1952, the last based on his photography of fifty years, one of the longest films ever made, as well as for being one of the few films ever made in which a film director shot his own grown daughter naked, possibly the first.  It was released on DVD by in 2006 and is considered by some to be the greatest and most important Israeli film ever made in its home country. The Tartars/I Tartari is a 1961 Italian/Yugoslavian international co-production film starring Victor Mature and Orson Welles. Samson and Delilah is a 1984 television film adaptation of the biblical story of Samson and Delilah, starring Max von Sydow, Belinda Bauer, Antony Hamilton, Daniel Stern and Victor Mature.  Mature played Samson in the 1949 film and had a small cameo as the father of Antony Hamilton's Samson.  This was his final acting role.  Based on the novel "Husband of Delilah" by Eric Linklater, "Samson and Delilah" originally aired on ABC. Everybody Comes to Rick's is an American play that was bought unproduced by Warner Brothers for a record figure of $20,000.  It was adapted for the movie "Casablanca" (1942), starring Humphrey Bogart and Ingrid Bergman.  Written by Americans Murray Burnett and Joan Alison in 1940, prior to the United States' entry into World War II, the play was anti-Nazi and pro-French Resistance.  The film became an American classic, highly successful and ranked by many as the greatest film ever made.
Answer: "Citizen Kane"