Question: What film did the editor with more than thirty film credits film in 1986? 
Context: The Things My Father Never Taught Me is a 2012 short comedy film written and directed by Burleigh Smith.  It features Smith, Aiden Papamihail and Bridie Carter.  The film has the distinction of being accepted into over one hundred and thirty film festivals across nineteen countries. Lesley Walker is a British film and television editor with more than thirty feature film credits.  She came into prominence in the 1980s, when she "developed a fast and snappy editing style in the decade, with "A Letter to Brezhnev" (1985), "Mona Lisa", "Cry Freedom" (1987), and "Shirley Valentine"."  She has worked extensively with directors Terry Gilliam and Richard Attenborough. Matyas Veress is a film editor with more than thirty film credits.  His career started in 1993 as the assistant editor on the film "Just Friends".  He received the Magritte Award for Best Editing for his work in the 2009 film "Mr. Nobody". MSG The Warrior Lion Heart is a film directed by Gurmeet Ram Rahim Singh and his daughter Honeypreet Insan.  The film starring Singh, one of the directors himself, is a story of a medieval warrior fighting against aliens for the honour of his land.  The movie premiered on 6 October 2016 in Delhi and was released on 7 October 2016 in Hindi, with dubs in Tamil, Telugu, Malayalam and English.  Singh is credited with work in thirty film departments, including choreography, editing, make-up and hair design, background scoring, and prop design.  The film has been criticised as a propaganda film by several critics. Damien Keyeux is a film editor with more than thirty film credits.  His credits include "The Barons" (2009), "Illegal" (2010), "When Pigs Have Wings" (2011), "Horses of God" (2012), "Much Loved" (2015) and "Trainee Day" (2016).  He received the Magritte Award for Best Editing for his work in "The Marchers" (2013). Mona Lisa is a 1986 British neo-noir crime drama film about an ex-convict who becomes entangled in the dangerous life of a high-class call girl.  The film was written by Neil Jordan and David Leland, and directed by Jordan.  It was produced by HandMade Films and stars Bob Hoskins, Cathy Tyson, and Michael Caine. Gabriella Cristiani (born 1949) is an Italian film editor with about twenty feature film credits.  She has had a notable collaboration with director Bernardo Bertolucci.  Early in her career she assisted editor Franco Arcalli on two of Bertolucci's films, "Last Tango in Paris" (1972) and "1900" (1976).  Arcalli was the "supervising editor" on a 1977 film, "Berlinguer, I Love You", that was one of Cristiani's first feature editing credits; the film was directed by Giuseppe Bertolucci - Bernardo's brother.  Arcalli was to have edited Bernardo Bertolucci's next film, "La Luna" (1979), but he died during production; Cristiani, who was assisting, then took over as editor. Peter Honess (born 1946) is a British film editor with more than thirty film credits dating from 1973.  Honess received the 1997 BAFTA Award for Best Editing for his work on "L.A. Confidential". Georg Krause (15 April 1901 – 3 January 1986) was a German cinematographer who worked on more than a hundred and thirty film and television productions during his career.  In 1957 he worked on Stanley Kubrick's "Paths of Glory". Christopher Greenbury, ACE (September 24, 1951 – January 4, 2007) was a British film editor with more than thirty film credits dating from 1979's "The Muppet Movie".  With Tariq Anwar, he won the BAFTA Award for Best Editing for "American Beauty" (1999), which he was also nominated for an Academy Award for Best Film Editing.  "American Beauty" is a serious drama, but in general Greenbury edited comedy films, including six directed by the Farrelly brothers commencing with 1994's "Dumb and Dumber".
Answer: Mona Lisa