Question: are Gus Van Sant and Steve Buscemi both film directors ?

full_context: Document 1: David Lynch: David Keith Lynch (born January 20, 1946) is an American director, screenwriter, producer, painter, musician, actor, and photographer. He has been described by "The Guardian" as "the most important director of this era". AllMovie called him "the Renaissance man of modern American filmmaking", while the success of his films has led to him being labelled "the first popular Surrealist".
Document 2: Last Days (2005 film): Last Days is a 2005 American drama film directed, produced and written by Gus Van Sant. It is a fictionalized account of the last days of a musician, loosely based on Kurt Cobain. It was released to theaters in the United States on July 22, 2005 and was produced by HBO. The film stars Michael Pitt as the character Blake, based on Kurt Cobain. Lukas Haas, Asia Argento, Scott Patrick Green and Thadeus A. Thomas also star in the film. This is the first film from Picturehouse, a joint venture between Time Warner's New Line Cinema and HBO Films subsidiaries to release art house, independent, foreign, and documentary films. The film received mixed reviews from critics. Though meant to be based on Kurt Cobain, it contradicts the factual evidence of Cobain's final days.
Document 3: Steve Buscemi: Steven Vincent Buscemi ( ; born December 13, 1957) is an American actor and film director. Buscemi has starred and supported in successful Hollywood and indie films, including "Parting Glances", "New York Stories", "Mystery Train", "Reservoir Dogs", "Desperado", "Con Air", "Armageddon", "The Grey Zone", "Ghost World", "Big Fish", and "The Sopranos". He is also known for his appearances in many films by the Coen brothers: "Miller's Crossing", "Barton Fink", "The Hudsucker Proxy", "Fargo", and "The Big Lebowski". Buscemi provides the voice of Randall Boggs in the "Monsters, Inc." franchise.
Document 4: Gus Van Sant: Gus Green Van Sant, Jr. (born July 24, 1952) is an American film director, screenwriter, painter, photographer, musician and author who has earned acclaim as both an independent and more mainstream filmmaker. His films typically deal with themes of marginalized subcultures, in particular homosexuality; as such, Van Sant is considered one of the most prominent auteurs of the New Queer Cinema movement.
Document 5: John Goodman: John Stephen Goodman (born June 20, 1952) is an American actor. Early in his career, he was best known for playing Dan Conner on the ABC TV series "Roseanne" (1988–1997), for which he won a Golden Globe Award for Best Actor in 1993. He is also a regular collaborator with the Coen brothers on such films as "Raising Arizona" (1987), "Barton Fink" (1991), "The Big Lebowski" (1998), "O Brother, Where Art Thou?" (2000), and "Inside Llewyn Davis" (2013). Goodman's voice roles in animated films include Pacha in Disney's "The Emperor's New Groove" (2000), and Sulley in Pixar's "Monsters, Inc." (2001), and "Monsters University" (2013).
Document 6: John Turturro: John Michael Turturro ( ; ] ; born February 28, 1957) is an Italian-American actor, writer and filmmaker known for his roles in the films "Do the Right Thing" (1989), "Miller's Crossing" (1990), "Barton Fink" (1991), "Quiz Show" (1994), "The Big Lebowski" (1998), "O Brother, Where Art Thou?" (2000) and four entries in the "Transformers" film series, most recently (2017). He has appeared in over sixty films and has worked frequently with the Coen brothers, Adam Sandler and Spike Lee.
Document 7: The Big Lebowski: The Big Lebowski is a 1998 British-American crime comedy film written, produced, and directed by Joel and Ethan Coen. It stars Jeff Bridges as Jeffrey "The Dude" Lebowski, a Los Angeles slacker and avid bowler. He is assaulted as a result of mistaken identity, after which The Dude learns that a millionaire also named Jeffrey Lebowski was the intended victim. The millionaire Lebowski's trophy wife is kidnapped, and he commissions The Dude to deliver the ransom to secure her release; but the plan goes awry when the Dude's friend Walter Sobchak (John Goodman) schemes to keep the ransom money. Julianne Moore and Steve Buscemi also star, with David Huddleston, John Turturro, Philip Seymour Hoffman, Sam Elliott, Tara Reid, David Thewlis and Flea appearing in supporting roles.
Document 8: Coen brothers: Joel David Coen (born November 29, 1954) and Ethan Jesse Coen (born September 21, 1957), collectively referred to as the Coen brothers, are American filmmakers. Their films span many genres and styles, which they frequently subvert or parody. Their best-reviewed works include ""Miller's Crossing" (1990), "Fargo" (1996), "The Big Lebowski" (1998), "No Country for Old Men" (2007), "A Serious Man" (2009), "True Grit" (2010), and "Inside Llewyn Davis" (2013).
Document 9: Gerry (2002 film): Gerry is a 2002 American drama film directed by Gus Van Sant and starring Matt Damon and Casey Affleck, who also co-wrote the film with Van Sant. It is the first film of Van Sant's "Death Trilogy", three films based on deaths that occurred in real life, and is succeeded by "Elephant" (2003) and "Last Days" (2005).
Document 10: John Greyson: John Greyson (born March 13, 1960) is a Canadian director, writer, video artist, producer and political activist, whose work frequently deals with gay themes. Greyson is also a professor at York University's film school, where he teaches film and video theory, film production and editing.
Document 11: Gordon Quinn: Gordon Quinn is Artistic Director and founding member of Kartemquin Films and a 2007 recipient of the MacArthur Award for Creative and Effective Institutions. Gordon Quinn has been making documentaries for over 45 years and has produced or directed over 30 films. His recent directing credits include "Prisoner of Her Past" and "A Good Man". His producing credits include the films "Hoop Dreams"; "In the Family";"Vietnam, Long Time Coming"; "Golub: Late Works Are the Catastrophes"; "5 Girls"; "Refrigerator Mothers"; and "Stevie". Most recently, Gordon executive produced "" and "The New Americans", for which he directed the Palestinian segment. Currently, he is executive producing several new films for Kartemquin.
Document 12: Harris Savides: Harris Savides (September 28, 1957 – October 9, 2012) was an American cinematographer. Notable films include Gus Van Sant's "young death" trilogy ("Gerry", "Elephant", and "Last Days"), and the Van Sant films "Milk", "Finding Forrester", and "Restless"; David Fincher's "The Game", "Zodiac", and the opening title sequence in "Seven"; Martin Scorsese's short film "The Key to Reserva"; Wong Kar Wai's short film "The Follow"; Ridley Scott's "American Gangster"; Woody Allen's "Whatever Works"; Sofia Coppola's "Somewhere" and "The Bling Ring"; Noah Baumbach's "Greenberg" and "Margot at the Wedding"; and John Turturro's "Illuminata".
Document 13: Frank Vincent: Frank Vincent Gattuso Jr. (April 15, 1937 – September 13, 2017), known professionally as Frank Vincent, was an American actor. He played prominent roles in the HBO series "The Sopranos" and in several films for director Martin Scorsese: "Raging Bull" (1980), "Goodfellas" (1990), and "Casino" (1995).
Document 14: Trees Lounge: Trees Lounge is a 1996 feature film and the debut of Steve Buscemi as writer and director. It was produced by Brad Wyman and Chris Hanley and features a large ensemble cast of actors, including Buscemi, Anthony LaPaglia, Chloë Sevigny, and Samuel L. Jackson. The film's black humor, based on examination of characters' self-destructive behavior, has been cited as an influence by "The Sopranos" creator David Chase, who later hired Buscemi to direct "Pine Barrens" and three other episodes of the show, and to star as Tony Soprano's cousin Tony Blundetto during the show's fifth season.
Document 15: Jonas Mekas: Jonas Mekas (] ; born December 24, 1922) is a Lithuanian American filmmaker, poet and artist who has often been called "the godfather of American avant-garde cinema." His work has been exhibited in museums and festivals worldwide.
ground_truth: yes