Question: Were Yasuzo Masumura and Peter Glenville both directors?

full_context: Document 1: Juzo Itami: Juzo Itami (伊丹 十三 , Itami Jūzō ) , born Yoshihiro Ikeuchi (池内 義弘 , "Ikeuchi Yoshihiro" , May 15, 1933 – December 20, 1997) , was a Japanese actor, screenwriter and film director. He directed ten films, all of which he wrote himself.
Document 2: Akira Kurosawa: Akira Kurosawa (黒沢 明 , March 23, 1910 – September 6, 1998) was a Japanese film director and screenwriter. Regarded as one of the most important and influential filmmakers in the history of cinema, he directed 30 films in a career spanning 57 years.
Document 3: Zenzo Matsuyama: Zenzō Matsuyama (松山 善三 , Matsuyama Zenzō , 3 April 1925 – 27 August 2016) was a Japanese screenwriter and film director. He was born in Kobe and grew up in Yokohama. After leaving school, he began training to become a doctor but dropped out of medical school to take up a career in films. In 1948 he became an assistant director at Shochiku studios. With the support of Keisuke Kinoshita, he also began writing film scripts. His first filmed script was "Kojo no tsuki", based on the song Kōjō no Tsuki, filmed in 1954. In 1955 he married actress Hideko Takamine. He made his debut as a director with a film called "Na mo naku mazushiku utsukushiku" in 1961. He continued to work as a scriptwriter for films like Proof of the Man as well as a director. He also wrote the lyrics for a song "Ippon no enpitsu" for Hibari Misora.
Document 4: So Matsuyama: Takashi Matsuyama (松山　崇 , Matsuyama Takashi (Sō), September 22, 1908 - July 14, 1977 ) , a.k.a. Sō Matsuda and Sō Matsuyama, was a Japanese production designer and art director. He was nominated twice for the Academy Award for Best Art Direction: the first time for his work in "Rashomon" (1950), and the second time for his work in "Seven Samurai" (1954). In 1950 he won the award for Best Art Direction at the Mainichi Film Concours for Stray Dog, directed by Akira Kurosawa.
Document 5: Laurence Olivier: Laurence Kerr Olivier, Baron Olivier, {'1': ", '2': ", '3': ", '4': "} ( ; 22 May 1907 – 11 July 1989) was an English actor and director who, along with his contemporaries Ralph Richardson and John Gielgud, dominated the British stage of the mid-20th century. He also worked in films throughout his career, playing more than fifty cinema roles. Late in his career, he had considerable success in television roles.
Document 6: Derek Jacobi: Sir Derek George Jacobi, ( ; born 22 October 1938) is an English actor and stage director.
Document 7: Takeo Kimura filmography: The following is the filmography of Takeo Kimura, the Japanese art director, writer, and film director who has art-directed more than 200 films over a span of more than six decades and ranks among Japan's best-known art directors. His training began with the Nikkatsu Company in 1941, whose production division was merged into Daiei during the wartime industry reorganization, where he was promoted to art director in 1945. His debut film as such was "Umi no yobu koe" (1945). Nikkatsu re-opened its production studio in 1954 and Kimura moved there. He worked with several directors, including top action director Toshio Masuda on films such as "Red Quay" (1958) with top star Yujiro Ishihara and "Gangster VIP" (1968) starring Tetsuya Watari. However, his longest and most famous collaboration has been with director Seijun Suzuki, which began with "The Bastard" (1963). Together they developed a bold, expressive style exemplified in "Gate of Flesh" (1964) and "Tokyo Drifter" (1966). Suzuki often rewrote his scripts with Kimura, who was given his first screenwriting credit on "The Flower and the Angry Waves" (1964). Kimura was also a part of Guryū Hachirō, the pen name of the writing group that formed around Suzuki in the mid-1960s and wrote "Branded to Kill" (1967).
Document 8: Peter Glenville: Peter Glenville (born Peter Patrick Brabazon Browne; 28 October 19133 June 1996) was an English film and stage actor and director.
Document 9: Peter Ellis (actor): Peter Ellis (born 30 May 1936) is an English actor. Peter has worked extensively in theatre and television both as an actor and director.He spent four seasons with the RSC. Three years with the Old Vic Co including playing Benvolio in Zeffirelli's "Romeo and Juliet". Hotspur in "Henry IV" and later Rosencrantz in a world tour of "Hamlet" starring Derek Jacobi. He also played Guildenstern in "Hamlet" on the site of the new Globe Theatre. Five years at the Crucible Sheffield. In the West End he appeared in "The Tulip Tree" and in Ray Cooney's "Funny Money". He is perhaps best known for playing the role of Chief Superintendent Charles Brownlow in the long running ITV drama "The Bill". Has also appeared as a semi-regular in "Emmerdale Farm" and "Coronation Street". Other series include "Sam" "Lyttons Diary", "Edward and Mrs Simpson", "The XYY Man", "Nolan", "The Les Dawson Show", Victoria Wood's play "Talent" for Granada and "Acorn Antiques" for BBC TV. He appeared in the David Mercer television play "In Two Minds" (1967), a work which was directed by Ken Loach.
Document 10: Yoshirō Muraki: Yoshiro Muraki (August 15, 1924 – October 26, 2009) was a Japanese production designer, art director, and costume designer. He was nominated three times for the Academy Award for Best Art Direction for his work in the films "Tora! Tora! Tora!" (1970), "Kagemusha" (1980), and "Ran" (1985). He was also nominated for the Academy Award for Costume Design for his work in "Yojimbo" (1961). He is most well known for his collaborations with director Akira Kurosawa, having done work on all of Kurosawa's films from "Record of a Living Being" (1955) onward, with the exception of "Dersu Uzala" (1975).
Document 11: Peter O'Toole: Peter Seamus O'Toole ( ; 2 August 1932 – 14 December 2013) was an Anglo-Irish stage and film actor. He attended the Royal Academy of Dramatic Art and began working in the theatre, gaining recognition as a Shakespearean actor at the Bristol Old Vic and with the before making his film debut in 1959.
Document 12: The Comedians (1967 film): The Comedians is a 1967 film directed and produced by Peter Glenville, based on the novel of the same name by Graham Greene, who also wrote the screenplay. The stars were Richard Burton, Elizabeth Taylor, Peter Ustinov, and Alec Guinness.
Document 13: Yasuzo Masumura: Yasuzo Masumura (増村 保造 , Masumura Yasuzō , August 25, 1924 – November 23, 1986) was a Japanese film director.
Document 14: Mikio Naruse: Mikio Naruse (成瀬 巳喜男 , Naruse Mikio , August 20, 1905 – July 2, 1969) was a Japanese filmmaker, screenwriter, and producer who directed some 89 films spanning the period 1930 (towards the end of the silent period in Japan) to 1967.
Document 15: Peter Vaughan: Peter Vaughan (born Peter Ewart Ohm; 4 April 1923 – 6 December 2016) was a British character actor, known for many supporting roles in British film and television productions. He also worked extensively on the stage.
ground_truth: yes