Question: Were Serguei Kouchnerov and Arvid E. Gillstrom both in the same industry?

full_context: Document 1: Mauritz Stiller: Mauritz Stiller (17 July 1883 – 18 November 1928) was a Finnish-Swedish film director, best known for discovering Greta Garbo and bringing her to America.
Document 2: Soyuzmultfilm: Soyuzmultfilm (Russian: Союзмультфильм ; ]    , "Union Cartoon") is a Russian animation studio based in Moscow. Over the years it has gained international attention and respect, garnering numerous awards both at home and abroad. Noted for a great variety of style, it is regarded as the most influential animation studio of the former Soviet Union. The studio has produced 1528 films through 2007.
Document 3: Lasse Hallström: Lars Sven "Lasse" Hallström (] ; born 2 June 1946) is a Swedish film director. He first became known for directing almost all music videos by pop group ABBA, and subsequently became a feature film director. He was nominated for an Academy Award for Best Director for "My Life as a Dog (Mitt liv som hund)" (1985) and later for "The Cider House Rules" (1999). His other celebrated directorial works include "What's Eating Gilbert Grape" (1993) and "Chocolat" (2000).
Document 4: Bo Widerberg: Bo Gunnar Widerberg (8 June 1930 – 1 May 1997) was a Swedish film director, writer, editor and actor.
Document 5: Arvid E. Gillstrom: Arvid E. Gillstrom (13 August 1889 – 21 May 1935), was a Swedish film director and screenwriter. He was born "Arvid Evald Gyllström" in Annedal, Gothenburg, Sweden and died in Hollywood, California.
Document 6: Maxim Kantor: a Russian painter, writer, essayist and social commentator of an openly philosophical turn, and, as he once said, "one profession proceeds from the other". He shares his time between working in Moscow, London and Berlin. In 2015 began his work in the United States.
Document 7: Erich von Stroheim: Erich von Stroheim (born Erich Oswald Stroheim; September 22, 1885 – May 12, 1957) was an Austrian-American director, actor and producer, most notable as being a film star of the silent era, subsequently noted as an auteur for his directorial work. He died in 1957 in France, at age 71.
Document 8: Victor Sjöström: Victor David Sjöström (] ; in the United States sometimes known as Victor Seastrom; 20 September 1879 – 3 January 1960) was a pioneering Swedish film director, screenwriter and actor. He began his career in Sweden, before moving to Hollywood in 1924. Sjöström worked primarily in the silent era; his best known films include "The Phantom Carriage" (1921), "He Who Gets Slapped" (1924) and "The Wind" (1928). Sjöström was Sweden's most prominent director in the "Golden Age of Silent Film" in Europe. Later in life, he played the leading role in Ingmar Bergman's "Wild Strawberries" (1957).
Document 9: Roman Abelevich Kachanov: Roman Abelevich Kachanov (Russian: Роман Абелевич Качанов ; 25 February 1921 – 4 July 1993) was a Soviet animator who worked primarily in the stop-motion animation technique. He directed the popular series of films about Cheburashka based on the fairy tales written by Eduard Uspensky: "Gena the Crocodile", "Cheburashka", "Shapoklyak" and "Cheburashka Goes to School".
Document 10: Konstantin Bronzit: Konstantin Eduardovich Bronzit (born April 12, 1965) is a Russian animator and animation film director and nominated twice for Oscars. He currently works at one of the largest Russian animation studio - Melnitsa Animation Studio.
Document 11: Arvida Byström: Arvida Byström is a Swedish artist born in 1991 near Stockholm, who is mainly known as a photographer and model but who also makes music. She is based in Los Angeles, London and Stockholm. She cooperates with many magazines and brands such as Nasty Gal, Monki, "Wonderland Magazine", "Lula Magazine", "Vice", "Rookie mag", "Garage magazine", "Baby Baby Baby magazine" and "I heart magazine".
Document 12: Nikolay Serebryakov: Nikolay Nikolayevich Serebryakov (Russian: Николай Николаевич Серебряков ; 14 December 1928, Leningrad – 9 August 2005, Moscow) was a Soviet and Russian director of animated films and a People's Artist of Russia (1996). He was married twice. First he married Nadia Speshnayova but she died in April 19 1984, after that he married her sister Alina Speshnayova. A child was born and lived his life till death with her.
Document 13: Serguei Kouchnerov: Serguei Kouchnerov (born 22 June 1960 in Rahachow, Belarusian SSR) - artist, animator, director, story artist and screenwriter. He started his career as an animator and director in Kiev, Ukraine. In 1992, he was hired by Walt Disney Feature Animation as a character animator and came to the United States of America, where he currently lives and works at Illumination Entertainment.
Document 14: Rumen Petkov: Rumen Petkov (Bulgarian: Румен Петков ) (born 26 January 1948) is a Bulgarian animator and comic creator. His influence spawned a new generation of young Bulgarian comic book artists as Vladimir Nedialkov, Koko Sarkisian, Ivan Kirjakov and others. He was one of the main artists of the comics magazine DUGA (Rainbow), which was the most popular comics for several generations of Bulgarian children. His most popular cartoon is "The Adventures of Choko the Stork and Boko the Frog" which was popular in Bulgaria during the 1970s and 1980s. Other famous animated films he directed are "Friends of Gosho the Elephant", "Treasure Planet", etc. He has won the Grand Prize at the Ottawa Animation Festival and the Palme d'Or at the Cannes Film Festival. Recently Rumen Petkov has worked as a writer, storyboard artist, animation director and director on some episodes of "Johnny Bravo", "Dexter's Laboratory", "Cow and Chicken", "I Am Weasel", "The New Woody Woodpecker Show" and other series. He has said about animation: "Animation will never die because it's like music, because it's like running with the wind, because it's funny."
Document 15: Vilgot Sjöman: David Harald Vilgot Sjöman (2 December 1924 – 9 April 2006) was a Swedish writer and film director. His films deal with controversial issues of social class, morality, and sexual taboos, combining the emotionally tortured characters of Ingmar Bergman with the avant garde style of the French New Wave. He is best known as the director of the films "491" (1964), "I Am Curious (Yellow)" (in Swedish, "Jag är nyfiken - gul") (1967), and "I Am Curious (Blue)" ("Jag är nyfiken - blå") (1968), which stretched the boundaries of acceptability of what could then be shown on film, deliberately treating their subjects in a provocative and explicit manner.
ground_truth: yes