Question: Are Youssef Chahine and Gordon Douglas both directors?

full_context: Document 1: Youssef Chahine: Youssef Chahine (Arabic: يوسف شاهين‎ ‎ ; 25 January 1926 – 27 July 2008) was an Egyptian film director, he was active in the Egyptian film industry from 1950 until his death. A winner of the Cannes 50th Anniversary Award (for lifetime achievement), Chahine was credited with launching the career of actor Omar Sharif. A critically acclaimed director frequently seen in film festivals during the earlier decades of his work, Chahine reached wider international audiences as one of the co-directors of "11'9"01 September 11".
Document 2: 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 3: David Gordon Green: David Gordon Green (born April 9, 1975) is an American filmmaker. He has directed dramas such as "George Washington", "All the Real Girls", and "Snow Angels", as well as the thriller "Undertow", all of which he wrote or co-wrote. In 2008, he transitioned into comedy, directing the films "Pineapple Express" and "Your Highness", as well as episodes of the HBO comedy "Eastbound & Down". In 2013, he returned to his more dramatic roots with the independent film "Prince Avalanche". Since then, he has worked between the two genres, directing the films "Joe", "Manglehorn" and "Our Brand Is Crisis", and episodes of the television comedy-drama "Red Oaks", which he also executive produces.
Document 4: Howard Hawks filmography: Howard Hawks (1896–1977) was an American film director who made 46 films (including two uncredited) between 1926 and 1970. He is responsible for classic films in genres ranging from film noir, screwball comedy, crime, science fiction and Western.
Document 5: Douglas Gerrard: Douglas Gerrard (12 August 1891 – 5 June 1950) was an Irish actor and film director of the silent and early sound era. He appeared in 116 films between 1913 and 1949. He also directed 23 films between 1916 and 1920. He was born in Dublin, Ireland and died in Hollywood, California. He was the brother of actor Charles K. Gerrard.
Document 6: Jehane Noujaim: Jehane Noujaim (Egyptian Arabic: چيهان نچيم‎ ‎ , ] ) is an Egyptian American documentary film director best known for her films "Control Room", "Startup.com", "Pangea Day" and "The Square," the latter of which earned her a nomination for an Academy Award.
Document 7: George Marshall (director): George E. Marshall (December 29, 1891 – February 17, 1975) was an American actor, screenwriter, producer, film and television director, active through the first six decades of movie history.
Document 8: Douglas Sirk: Douglas Sirk (born Hans Detlef Sierck; 26 April 1897 – 14 January 1987) was a German film director best known for his work in Hollywood melodramas of the 1950s.
Document 9: Destiny (1997 film): Destiny (Arabic: المصير‎ ‎ , translit. Al-massir) is a 1997 French-Egyptian historical drama film directed by Youssef Chahine. It was screened out of competition at the 1997 Cannes Film Festival. The film was selected as the Egyptian entry for the Best Foreign Language Film at the 70th Academy Awards, but was not accepted as a nominee.
Document 10: The Other (1999 film): The Other (Arabic: الآخر‎ ‎ , translit. El akhar, French: "L'Autre" ) is a 1999 French-Egyptian drama film directed by Youssef Chahine. It was screened in the Un Certain Regard section at the 1999 Cannes Film Festival.
Document 11: Omar Sharif: Omar Sharif (Arabic: عمر الشريف‎ ‎ , ] ; born Michel Dimitri Chalhoub ] ; 10 April 193210 July 2015) was an Egyptian actor. He began his career in his native country in the 1950s, but is best known for his appearances in both British and American productions. His films included "Lawrence of Arabia" (1962), "Doctor Zhivago" (1965), and "Funny Girl" (1968). He was nominated for an Academy Award. He won three Golden Globe Awards and a César Award.
Document 12: Gordon Douglas (director): Gordon Douglas (December 15, 1907 – September 29, 1993) was an American film director, who directed many different genres of films over the course of a five-decade career in motion pictures. He was a native of New York City.
Document 13: Lebanese people in Egypt: The Lebanese people of Egypt are people from Lebanon or those of Lebanese descent who live or have lived in the country of Egypt. Many prominent figures that have emerged in Egypt were of Lebanese origin, such as the world-famous actor, Omar Sharif (born Michel Chalhoub), and the highly acclaimed Egyptian filmmaker, Youssef Chahine. Most Lebanese who resided in Egypt were highly educated, and the community as a whole contributed to both Egypt's cultural and financial well being, especially during the era of the Muhammad Ali dynasty. Since the Egyptian Revolution of 1952, most of Egypt's Lebanese community left the country immigrating to the Americas, Europe, and Australia, as well as many returning to their native Lebanon (especially Beirut).
Document 14: Mohamed Diab: Mohamed Diab is a writer and director whose work often centers on pressing issues concerning Egyptian society. He is known for his directorial debut film "Cairo 678" "(Les Femmes du bus 678)", which was released a month before the Egyptian revolution and was described by the New York Times as "unmistakably a harbinger of that revolution." Paulo Coehlo tweeted about the film calling it "brilliant" and saying "it should be mandatory for men, regardless of their religion/culture, to watch it".
Document 15: Michael Curtiz: Michael Curtiz ( ; born Manó Kaminer, December 24, 1888 April 10, 1962) was a Hungarian-born American film director, recognized as one of the most prolific directors in history. He directed classic films from the silent era and numerous others during Hollywood's Golden Age, when the studio system was prevalent.
ground_truth: yes