Question: Which of the following films was made by Maximilian Schell: Marlene or Art Is... The Permanent Revolution?
Context: Art Is... The Permanent Revolution (2012) is a documentary film by Manfred Kirchheimer that explores how politics and the artists of the past have affected the art and process of four artists presented in documentary.  There are two strands that run in parallel through the film.  The first is a stream of politically inspired images by famous artists of the past and the second strand consist of interviews with four artists as they produce their politically inspired art.  The documentary was viewed positively by reviewers. First Love (German: "Erste Liebe" ) is a 1970 film, written, directed, and starred in by Austrian director Maximilian Schell.  It is an adaptation of Ivan Turgenev's homonymous novella starring Schell, Dominique Sanda, and John Moulder-Brown. Iva Mihanović (also known as Iva Schell) (born 19 April 1978 in Ulm, Germany) is a German-Croatian soprano opera and concert singer and the widow of the actor, producer, director and Oscar prize winner Maximilian Schell. The Odessa File is an Anglo-German 1974 espionage thriller film, adaptation of the novel "The Odessa File" by Frederick Forsyth, about a reporter's investigation of a neo-Nazi political-industrial network in post-Second World War West Germany.  The film stars Jon Voight, Maximilian Schell and Maria Schell and was directed by Ronald Neame, with a score by Andrew Lloyd Webber.  It was the only film which the Schell siblings made together. Permanent Revolution was a Trotskyist group formed by people expelled from the League for the Fifth International (L5I) in 2006.  It took its name from Leon Trotsky's theory of permanent revolution.  The group dissolved itself in 2013. Marlene, also known in Germany as Marlene Dietrich - Porträt eines Mythos, is a 1984 documentary film made by Maximilian Schell about the legendary film star Marlene Dietrich.  It was made by Bayerischer Rundfunk (BR) and OKO-Film and released by Futura Film, Munich and Alive Films, (USA). Permanent Revolution is the title for ska band Catch 22's fourth studio album, released on June 27, 2006 (July 18, 2006, in Canada).  The album can be classified as a concept album, centered on the life of Leon Trotsky (1879–1940), with the title being named after Trotsky's theory of permanent revolution.  A few of the songs of the album were pre-released, and could be listened to for free at their official website.  A limited edition 7” of "Party Song" was released on red vinyl, available through Permanent Revolution pre-orders at Interpunk and F.Y.E. Maximilian Schell (8 December 1930 – 1 February 2014) was an Austrian-born Swiss film and stage actor, who also wrote, directed and produced some of his own films.  He won the Academy Award for Best Actor for the 1961 American film "Judgment at Nuremberg", his second acting role in Hollywood.  Born in Austria, his parents were involved in the arts and he grew up surrounded by acting and literature.  While he was a child, his family fled to Switzerland in 1938 when Austria was annexed by Nazi Germany, and they settled in Zurich.  After World War II ended, Schell took up acting or directing full-time.  He appeared in numerous German films, often anti-war, before moving on to Hollywood. Judgment at Nuremberg is a 1961 American courtroom drama film directed by Stanley Kramer, written by Abby Mann and starring Spencer Tracy, Burt Lancaster, Richard Widmark, Maximilian Schell, Werner Klemperer, Marlene Dietrich, Judy Garland, William Shatner, and Montgomery Clift.  Set in Nuremberg in 1948, the film depicts a fictionalized version of the Judges' Trial of 1947, one of the twelve U.S. military tribunals during the Subsequent Nuremberg trials. The Permanent Revolution is a political theory book by communist leader Leon Trotsky.  Its title is the name of the concept of permanent revolution advocated by Trotsky and Trotskyists in opposition to the concept of socialism in one country as advocated by Joseph Stalin and Stalinists.  It was first published by the Left Opposition in the Russian language in Germany in 1930.
Answer: Marlene