Question: Who has more titles, David Butler or Saul Metzstein?

full_context: Document 1: The Butler: The Butler (full title Lee Daniels' The Butler) is a 2013 American historical drama film directed and produced by Lee Daniels and written by Danny Strong. Loosely based on the real life of Eugene Allen, the film stars Forest Whitaker as Cecil Gaines, an African-American who is a witness of notable political and social events of the 20th century during his 34-year tenure serving as a White House butler. In addition to Whitaker, the film's all-star cast also features Oprah Winfrey, John Cusack, Jane Fonda, Alex Pettyfer, Cuba Gooding Jr., Terrence Howard, Lenny Kravitz, James Marsden, David Oyelowo, Vanessa Redgrave, Alan Rickman, Liev Schreiber, Robin Williams, Minka Kelly, Mariah Carey and Clarence Williams III. It was the last film produced by Laura Ziskin, who died in 2011.
Document 2: Herbert Ross: Herbert David Ross (May 13, 1927 – October 9, 2001) was an American actor, choreographer, director and producer who worked predominantly in the stage and film.
Document 3: Marcelo von Schwartz: Marcelo von Schwartz (born Marcelo Schvartz, August 16, 1961) is an Argentine film director, architect, photographer and sound architect. His work is known for focusing on the dark side of the things. He has worked on over 15 film/video projects, and recently released feature film "Dark Bridge Binaural Brainwaves", which utilises the hypnotic qualities of binaural beats for heightened cinematic effect.
Document 4: Delmer Daves: Delmer Lawrence Daves (July 24, 1904 – August 17, 1977) was an American screenwriter, director and producer.
Document 5: Allan Dwan: Allan Dwan (3 April 1885 – 28 December 1981) was a pioneering Canadian-born American motion picture director, producer and screenwriter.
Document 6: David Butler (director): David Butler (December 17, 1894 – June 14, 1979) was an American actor, film director, film producer, screenwriter, and television director.
Document 7: Saul Metzstein: Saul Metzstein (born 30 December 1970) is a Scottish film director. He is the son of renowned modernist architect Isi Metzstein, and Danielle Kahn. Metzstein was raised in Glasgow. He came to prominence with the 2001 feature "Late Night Shopping" (2001).
Document 8: Robert Butler (director): Robert Butler (born November 16, 1927) is an American film director and Emmy Award-winning television director. He is best known for his work in television, where he directed the pilots for a number of influential series including "Star Trek" and "Hill Street Blues".
Document 9: Metropolitan (1990 film): Metropolitan is the debut film by director and screenwriter Whit Stillman. It received an Oscar nomination for Best Original Screenplay. The film is often considered the first of a trilogy of Stillman films, followed by "Barcelona" (1994, but written before "Metropolitan") and "The Last Days of Disco" (1998).
Document 10: Peter L. Gluck: Peter L. Gluck is principal of GLUCK+ (formerly Peter Gluck and Partners), an architecture firm based in New York City since 1972. A monograph of his work, "The Modern Impulse", was published by ORO Editions in 2008. Gluck has designed buildings ranging from hotels, schools, university buildings and affordable housing to churches, houses, corporate interiors and historic restorations. Many of his projects regularly win national and international design awards and have been published in architectural journals and books in many countries. Gluck's son is director Will Gluck.
Document 11: Jordan Scott: Jordan Scott (born 1977) is an English photographer and filmmaker. She is the daughter of director Ridley Scott and advertising executive Sandy Watson. She is the niece of director Tony Scott and half-sister of directors Luke and Jake Scott.
Document 12: Ron Assouline: Ron Assouline is a film director, screenwriter, creative director, producer, and a lecturer at the Sammy Ofer School of Communications at the Interdisciplinary Center Herzliya (IDC). Assouline is also the founder and owner of Filmind, a film and advertising firm. He has directed many films for museums around the world, but mainly in Israel, including "Journey to Jerusalem", a 100 episode series, shown regularly at the Western Wall in Jerusalem and "A Human Sanctuary", a historic drama film presented at the Shrine of the Book at the Israel Museum. Assouline has also produced and directed many television commercials, including those for Benjamin Netenyahu's 1996 election campaign and Ehud Barak's 1999 campaign.
Document 13: Butley (film): Butley is a 1974 American-British drama film directed by Harold Pinter, an adaptation from Simon Gray's 1971 play of same name. The film starred Alan Bates, Jessica Tandy, Richard O'Callaghan, Susan Engel, and Michael Byrne. It was produced by Ely Landau and released through Landau's American Film Theatre.
Document 14: David Siegel (screenwriter): David Siegel is an American film director, screenwriter and producer, and part of a long-standing writing-directing-producing team with filmmaker Scott McGehee.
Document 15: Steven Spielberg: Steven Allan Spielberg, {'1': ", '2': ", '3': 'KBE', '4': "} , {'1': ", '2': ", '3': 'OMRI', '4': "} (born December 18, 1946) is an American director, producer, and screenwriter. He is considered one of the founding pioneers of the New Hollywood era, as well as being viewed as one of the most popular directors and producers in film history. He is also one of the co-founders of DreamWorks Studios.
ground_truth: David Butler