Question: How many films did the studio Iosif Boyarsky produce in 2017?

full_context: Document 1: Solar Films: Solar Films Inc Oy is Finnish film production company founded in 1995. Today, it is the leading production company in Finland in the fields of feature films and TV productions. Films produced by Solar Films have won altogether 23 Finnish film awards and five viewer poll awards for the most popular movie of the year. Besides feature films and television drama, Solar Films has also produced thousands of hours of TV entertainment for Finnish TV channels. The shareholders of Solar Films are Egmont Media Group and Markus Selin (Head of Production). In 2009 Solar Films bought the majority of production company Bronson Club.
Document 2: 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 3: Rankin/Bass Productions: Rankin/Bass Productions, Inc. (founded as Videocraft International, Ltd.) was an American production company, known for its seasonal television specials, particularly its work in stop motion animation. The pre-1974 library is owned by Universal Studios (via DreamWorks Animation/DreamWorks Classics), while the post-1973 library is owned by Warner Bros. Rankin/Bass stop-motion features are recognisable by their visual style of doll-like characters with spheroid body parts, and ubiquitous powdery snow using an animation technique called "Animagic". Often, traditional cel animation scenes of falling snow would be projected over the action to create the effect of a snowfall.
Document 4: History of Russian animation: The History of Russian animation is the film art produced by Russian animation makers. As most of Russia's production of animation for cinema and television were created during Soviet times, it may also be referred to some extent as the History of Soviet animation. It remains a nearly unexplored field in film theory and history outside Russia.
Document 5: Aleksey Burago: Aleksey Burago (Director) graduated from Moscow Academy of Theatre Arts (GITIS) and studied with world famous theater director Pyotr Fomenko. His Moscow directing credits include: "Beyond Recognition." Off-Broadway, he has directed "Gamblers," "An Absolutely Happy Village", "Ah! My Dear Andersen" and "On the Eve." At HB Playwrights Foundation, he has directed "Vassa," "Picnic on the Battlefield," "The Master and Margarita," "Wonder Bread" and "Lady with the Lapdog with Jokes and a Happy Ending." His TV credits include "The Queen of Spades" (Actor/Director). His awards include 1992 Best Director - St. Petersburg Comedy Festival and 1993 Best Director - Moscow Annual Festival of Classical Plays. He has been on faculty at Theatre Academy and Conservatory in St. Petersburg, Danish Theatre School GITIS and Manhattanville College, where he taught acting and staged the short stories of Anton Chekhov. The Artistic and Founding Director of The Russian Arts Theater & Studio, Aleksey Burago is now based in New York City. He is an Associate Member of SSDC and also Director-in-Residence at Bilkent University in Ankara, Turkey.
Document 6: Walt Disney Animation Studios: Walt Disney Animation Studios, headquartered at the Walt Disney Studios in Burbank, California, is an American animation studio that creates animated feature films, short films, and television specials for The Walt Disney Company. Founded on October 16, 1923, it is a division of The Walt Disney Studios. The studio has produced 56 feature films, from "Snow White and the Seven Dwarfs" (1937) to "Moana" (2016).
Document 7: 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 8: Cinema of Russia: The cinema of Russia began in the Russian Empire, widely developed in the Soviet Union and in the years following its dissolution, the Russian film industry would remain internationally recognized. In the 21st century, Russian cinema has become popular internationally with hits such as "House of Fools", "Night Watch", and the popular "Brother". The Moscow International Film Festival began in Moscow in 1935. The Nika Award is the main annual national film award in Russia.
Document 9: Job, Joris &amp; Marieke: Job, Joris & Marieke is a Dutch Academy Award nominated animation studio founded by Job Roggeveen (1979), Joris Oprins (1980) and Marieke Blaauw (1979). They met during their studies at the Design Academy Eindhoven. Joris and Job graduated in 2003 and Marieke in 2002. From 2004 to 2005 Joris and Marieke worked as animators on the stop motion series Miffy at the animation studio Pedri in Ankeveen. In 2007 They founded their studio in Utrecht. They work on commissioned work, music videos and animated short films.
Document 10: Tallinnfilm: Tallinnfilm is the oldest surviving film studio in Estonia. It was founded as Estonian Culture Film in 1931, and was nationalized in 1940 after Estonia was forced the into Soviet Union. During the first year of Soviet Occupation (1940–1941) "Eesti Kultuurfilm" was taken over by the Communist Party and renamed "Kinokroonika Eesti Stuudio" (the Estonian Newsreel Studio). In 1942 during the German occupation in World War II was renamed "Kinokroonika Tallinna Stuudio" (the Tallinn Newsreel Studio) and called "Tallinna Kinostuudio" (the Tallinn Film Studio) in 1947 again by the Soviets. The Tallinn Film Studio was renamed "Kunstiliste ja Kroonikafilmide Tallinna Kinostuudio" (Tallinn Feature and Newsreel Film Studio) in 1954 and in 1963 was renamed again Tallinnfilm
Document 11: Studio Ghibli: Studio Ghibli, Inc. (Japanese: 株式会社スタジオジブリ , Hepburn: Kabushiki-gaisha Sutajio Jiburi ) is a Japanese animation film studio based in Koganei, Tokyo, Japan. The studio is best known for its anime feature films, and has also produced several short films, television commercials, and one television film. It was founded on 15 June 1985, after the success of "Nausicaä of the Valley of the Wind" (1984), with funding by Tokuma Shoten.
Document 12: Melnitsa Animation Studio: Melnitsa Animation Studio (Russian: Студия анимационного кино «Мельница» , "melnitsa" meaning "windmill") is one of the largest animation studios in Russia. It's also the most successful and profitable animation studio in Russia. Deutsche Welle called the studio the Walt Disney of Saint Petersburg. Alongside its animation projects, Melnitsa has an effort devoted to creating digital special effects for both animation projects and live-action films.
Document 13: Joseph Bové: Joseph Bové (Russian: Осип Иванович Бове , "Osip Ivanovich Bove", also known during his lifetime as Joseph Jean-Baptiste Charles de Beauvais; 4 November 1784 — 28 June 1834, all n.s.) was an Italian-Russian neoclassical architect who supervised reconstruction of Moscow after the Fire of 1812.
Document 14: List of Walt Disney Animation Studios films: This is a list of films from Walt Disney Animation Studios, an American animation studio headquartered in Burbank, California. It creates animated feature films and is owned by The Walt Disney Company. The studio has produced 56 feature films, beginning with "Snow White and the Seven Dwarfs" (1937)—one of the first full-length animated feature films and the first one made in the United States—and most recently "Moana" (2016). Four feature films are in development, with "" set for release on November 21, 2018, "Frozen 2" on November 27, 2019, "Gigantic" on November 25, 2020, and an untitled film set for a November 24, 2021 release.
Document 15: Iosif Boyarsky: Iosif Yakovlevich Boyarsky (November 7, 1917 – March 12, 2008) was a Russian animator and director, the longtime Director of the Model Animation Association of Soyuzmultfilm Studio, an award-winning Russian animation studio based in Moscow.
ground_truth: 1528