Question: Which profession does Boris Barnet have in common with Baltasar Kormákur?

full_context: Document 1: Jar City (film): Jar City (Icelandic: Mýrin – "The Bog") is a 2006 Icelandic film directed by Baltasar Kormákur. It is based on "Mýrin", a novel written by Arnaldur Indriðason and released in English as "Jar City".
Document 2: A Little Trip to Heaven: A Little Trip to Heaven is an Icelandic-American noir-inspired drama and thriller film from 2005, directed by Icelandic director of "The Sea", Baltasar Kormákur. The film is set in the U.S. in 1985 but almost entirely shot in Iceland. Icelandic musician Mugison composed and performed the soundtrack, except for the song "A Little Trip to Heaven," which is originally by Tom Waits. Mugison performs the Waits song on the soundtrack.
Document 3: Contraband (2012 film): Contraband is a 2012 American crime thriller film directed by Baltasar Kormákur, starring Mark Wahlberg, Kate Beckinsale, Ben Foster, Caleb Landry Jones, Giovanni Ribisi, Lukas Haas, Diego Luna and J. K. Simmons. The film is a remake of the 2008 Icelandic film "Reykjavík-Rotterdam" which Baltasar Kormákur starred in. It was released on January 13, 2012 in the United States by Universal Pictures.
Document 4: Olga Barnet: Olga Borisovna Barnet (born 3 September 1951) is a Russian actress who works at the Moscow Art Theatre. The daughter of director Boris Barnet and actress Alla Kazanskaya, she made her film debut as Mother in Andrey Tarkovsky's "Solaris" (1972).
Document 5: Barnaby Clay: Barnaby Clay (born May 15, 1973) – also known as Barney Clay - is a British film director. Clay graduated London International Film School in 1996, directing the school‘s entry to the Fuji Film Scholarship Awards – the short film ‘Justice in Mind’ took home the top award of Best Film. Soon after leaving film school he moved into directing music videos and commercials. He has directed music videos for bands like John Spencer Blues Explosion, TV on the Radio, Gnarls Barkley, the Yeah Yeah Yeahs, Dave Gahan to name a few. In 2003 Clay traveled to Russia with the band gypsy punk band Menlo Park to make his first documentary for Britain’s Channel 4, entitled ‘Greetings From Beartown'. In 2005 he wrote and directed a short film for Ritz Fine Jewellery titled ‘Carousel’, starring the actress Chloe Sevigny.
Document 6: 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 7: Walerian Borowczyk: Walerian Borowczyk (21 October 1923 – 3 February 2006) was an internationally known Polish film director described by film critics as a 'genius who also happened to be a pornographer'. He directed 40 films between 1946 and 1988. Borowczyk settled in Paris in 1959. His career as a film director was mainly in France.
Document 8: Boris Barnet: Boris Vasilyevich Barnet (Russian: Бори́с Васи́льевич Ба́рнет ; 18 June 1902 – 8 January 1965) was a Soviet film director, actor and screenwriter of British origin. He directed 27 films between 1927 and 1963.
Document 9: Borat: Borat! Cultural Learnings of America for Make Benefit Glorious Nation of Kazakhstan (or simply Borat) is a 2006 British-American mockumentary comedy film written and produced by British comedian Sacha Baron Cohen who also plays the title character, Borat Sagdiyev, a fictitious Kazakh journalist travelling through the United States recording real-life interactions with Americans. The film was directed by Larry Charles and distributed by 20th Century Fox. Much of the film features unscripted vignettes of Borat interviewing and interacting with Americans, who believe he is a foreigner with little or no understanding of American customs. It is the second of three films built around Baron Cohen's characters from "Da Ali G Show" (2000–04): the first, "Ali G Indahouse", was released in 2002, and featured a cameo by Borat, and the third, "Brüno", was released in 2009. The film is produced by Baron Cohen's production company, Four By Two Productions ("Four By Two" is Cockney rhyming slang for "Jew").
Document 10: Baltasar Breki Samper: Baltasar Breki Samper (born 22 July 1989), sometimes referred to as Baltasar Breki Baltasarsson, is an Icelandic actor. He is the son of Icelandic director Baltasar Kormákur. Before graduating from the Icelandic Academy of the Arts in 2015 Samper helped his father on several films as second assistant director. He is known for his role as Hjörtur in the Icelandic TV series "Trapped".
Document 11: Arthur Rosson: Arthur Rosson (24 August 1886 – 17 June 1960) was an English film director. From 1917 to 1948, Rosson directed 61. He also worked on many major films as a second unit director until 1960, particularly for Cecil B. DeMille.
Document 12: Everest (2015 film): Everest is a 2015 British-American biographical adventure film directed and co-produced by Baltasar Kormákur, co-produced by Tim Bevan, Eric Fellner, Nicky Kentish Barnes, Tyler Thompson and Brian Oliver and written by William Nicholson and Simon Beaufoy, adapted from Beck Weathers' memoir "Left for Dead: My Journey Home from Everest" (2000). It stars an ensemble cast of Jason Clarke, Josh Brolin, John Hawkes, Robin Wright, Michael Kelly, Sam Worthington, Keira Knightley, Emily Watson, and Jake Gyllenhaal. It is based on the real events of the 1996 Mount Everest disaster, and focuses on the survival attempts of two expedition groups, one led by Rob Hall (Clarke) and the other by Scott Fischer (Gyllenhaal).
Document 13: Blueeyes Productions: Blueeyes Productions was an Icelandic film production company. The company was founded in 1999 by director Baltasar Kormákur and his wife Lilja Pálmadóttir. After producing 12 films, RVK Studios has superseded the company and movies like Everest and Fúsi were then produced by the name RVK Studios.
Document 14: Baltasar Kormákur: Baltasar Kormákur Samper (born 27 February 1966) is an Icelandic actor, theater and film director, and film producer. He is best known for directing the films "101 Reykjavík", "Hafið", "A Little Trip to Heaven" (starring Julia Stiles and Forest Whitaker), a film based on the book "Mýrin" "(Jar City)" by Arnaldur Indriðason, "Contraband", "2 Guns" (starring Mark Wahlberg and Denzel Washington) and "Everest". His father is the Spanish painter Baltasar Samper and actor Baltasar Breki Samper is his son.
Document 15: Boris Plotnikov: Boris Grigoryevich Plotnikov (Russian: Борис Григорьевич Плотников , born 2 April 1949) is a Soviet and Russian film actor. His film debut was as Sotnikov in "The Ascent", the acclaimed final film of Russian director Larisa Shepitko.
ground_truth: director