question: Which film whose director is younger, Krush Groove or West Of Sonora?
context: [["Krush Groove", ["Krush Groove is a 1985 American film by Warner Bros. that was written by Ralph Farquhar and directed by Michael Schultz( who also produced the movie, along with George Jackson and Doug McHenry).", "This film is based on the early days of Def Jam Recordings and up- and- coming record producer Russell Simmons( renamed Russell Walker in the film), portrayed by Blair Underwood in his feature film debut.", "Simmons was the film's co-producer and story consultant; he also had a cameo in the film as a club owner named Crocket."]], ["La Bestia humana", ["La Bestia humana is a 1957 Argentine film whose story is based on the novel\" La B\u00eate Humaine\" by the French writer \u00c9mile Zola."]], ["West of Sonora", ["West of Sonora is a 1948 American Western film directed by Ray Nazarro and written by Barry Shipman.", "The film stars Charles Starrett, Steve Darrell, George Chesebro, Anita Castle and Smiley Burnette.", "The film was released on March 25, 1948, by Columbia Pictures."]], ["Michael Schultz", ["Michael Schultz( born November 10, 1938) is an American director and producer of film and television."]], ["Outlaws of Sonora", ["Outlaws of Sonora is a 1938 American Western\" Three Mesquiteers\" B-movie directed by George Sherman."]], ["Ray Nazarro", ["Ray Nazarro (September 25, 1902 \u2013 September 8, 1986) was an American film and television director, producer, and screenwriter.", "Budd Boetticher called him a \"ten day picture guy\"."]], ["Gangs of Sonora", ["Gangs of Sonora is a 1941 American Western\" Three Mesquiteers\" B-movie directed by John English."]], ["Vadim Vlasov", ["Vadim Nikolayevich Vlasov( born 19 December 1980) is a former Russian football player.", "He is a younger brother of Dmitri Vlasov."]], ["Groove", ["Groove or Grooves may refer to:"]], ["Milo\u0161 Zli\u010di\u0107", ["Milo\u0161 Zli\u010di\u0107( born 29 December 1999) is a Serbian football forward.", "He is a younger brother of Lazar Zli\u010di\u0107."]]]
supporting_facts: [["Krush Groove", 0], ["West of Sonora", 0], ["Michael Schultz", 0], ["Ray Nazarro", 0]]
evidences: [["Krush Groove", "director", "Michael Schultz"], ["West of Sonora", "director", "Ray Nazarro"], ["Michael Schultz", "date of birth", "November 10, 1938"], ["Ray Nazarro", "date of birth", "September 25, 1902"]]
answer: Krush Groove