Question: Who was a Canadian producer, Melville Shavelson or Armand Schaefer?

full_context: Document 1: Jerry Belson: Jerry Belson (July 8, 1938 – October 10, 2006) was a writer, director, and producer of Hollywood films for over forty years.
Document 2: Sinister Hands: Sinister Hands is a 1932 American film directed by Armand Schaefer.
Document 3: Mel Stuart: Mel Stuart (born Stuart Solomon; September 2, 1928 – August 9, 2012) was an American film director and producer, who often worked with producer David L. Wolper, whose production firm he worked for 17 years, before going freelance.
Document 4: Maurice Elvey: Maurice Elvey (11 November 1887 – 28 August 1967) was the most prolific film director in British history. He directed nearly 200 films between 1913 and 1957. During the silent film era he directed as many as twenty films per year. He also produced more than fifty films - his own as well as films directed by others.
Document 5: Armando Iannucci: Armando Giovanni Iannucci, OBE ( ; born 28 November 1963) is a Scottish satirist, writer, television director, and radio producer.
Document 6: George Melford: George H. Melford (February 19, 1877 – April 25, 1961) was an American stage and film actor, director, producer, and screenwriter. Often taken for granted as a director today, the stalwart Melford's name by the 1920s was, like Cecil B. DeMille's, appearing in big bold letters above the title of his films.
Document 7: Ernest Shipman: Ernest G. Shipman (born December 16, 1871, in Shipman's Mills (now Almonte), Ontario, Canada — died August 7, 1931, in New York City) was Canada’s most successful producer during the silent period. Shipman, whose nickname was "Ten Percent Ernie," made seven features from 1919–23.
Document 8: Armand Serrano: Armand Serrano Armand is an artist who is known for his works in animated feature film studios such as Walt Disney Animation Studios and Sony Pictures Animation. He has been in the animation industry for more than 2 decades and currently serving as Visual Development artist for Walt Disney Animation Studios in Burbank, California. He is also known as a lecturer in the field of animation and design. He conducts workshops and demos internationally.
Document 9: Melville Shavelson: Melville Shavelson (April 1, 1917 – August 8, 2007) was an American film director, producer, screenwriter, and author. He was President of the Writers Guild of America, West (WGAw) from 1969 to 1971, 1979 to 1981, and 1985 to 1987.
Document 10: Mel Smith: Melvin Kenneth "Mel" Smith (3 December 1952 – 19 July 2013) was an English comedian, writer, film director, producer and actor.
Document 11: Delmer Daves: Delmer Lawrence Daves (July 24, 1904 – August 17, 1977) was an American screenwriter, director and producer.
Document 12: Powell and Pressburger: The British film-making partnership of Michael Powell (1905–1990) and Emeric Pressburger (1902–1988)—together often known as The Archers, the name of their production company—made a series of influential films in the 1940s and 1950s. —24 films between 1939 and 1972—were mainly derived from original stories by Pressburger with the script written by both Pressburger & Powell. Powell did most of the directing while Pressburger did most of the work of the producer and also assisted with the editing, especially the way the music was used. Unusually, the pair shared a writer-director-producer credit for most of their films. The best known of these are "The Life and Death of Colonel Blimp" (1943), "A Canterbury Tale" (1944), "A Matter of Life and Death" (1946), "Black Narcissus" (1947), "The Red Shoes" (1948), and "The Tales of Hoffmann" (1951).
Document 13: Armand Schaefer: Armand Schaefer (5 August 1898 – 26 September 1967) was a Canadian film producer and director. He produced over 100 films between 1932 and 1953. He also directed 24 films between 1931 and 1946. He was born in Tavistock, Ontario, Canada.
Document 14: Melvin Frank: Melvin Frank (13 August 1913 in Chicago, Illinois – 13 October 1988 in Los Angeles, California) was an American screenwriter, film producer and film director. He is known for his work on films such as "Mr. Blandings Builds His Dream House" (1948), "The Court Jester" (1956), and "A Touch of Class" (1973).
Document 15: Billy Wilder: Samuel "Billy" Wilder ( ; ] ; June 22, 1906March 27, 2002) was an Austrian-American filmmaker, screenwriter, producer, artist, and journalist whose career spanned more than five decades. He is regarded as one of the most brilliant and versatile filmmakers of Hollywood's golden age. With "The Apartment", Wilder became the first person to win Academy Awards as producer, director, and screenwriter for the same film.
ground_truth: Armand Schaefer