question: What is the cause of death of Sophie Gurney's father?
context: [["Tasha Smith", ["Tasha Smith( born February 28, 1971) is an American actress, director and producer.", "She began her career in a starring role on the NBC comedy series\" Boston Common\"( 1996 \u2013 97), and she later appeared in numerous movies and television series.", "Smith has appeared in films include\" The Whole Ten Yards\"( 2004),\" Daddy's Little Girls\"( 2007),\" The Longshots\"( 2008),\" Couples Retreat\"( 2009), and\" Jumping the Broom\"( 2011).", "She starred as Angela Williams in the Tyler Perry films\" Why Did I Get Married?\"( 2007), its sequel\" Why Did I Get Married Too?\"( 2010), and on the television series based on the movies,\" For Better or Worse\"( 2011\u20132017).", "In 2015, she began a recurring role as Carol Holloway on the Fox musical drama series\" Empire\".", "Later in the same year, Smith made her directorial debut."]], ["Sophie Gurney", ["Sophie Jane Gurney (n\u00e9e Raverat, first married name Pryor; 20 December 1919 \u2013 10 June 2011) was an English artist, linked to many of the leading intellectual and cultural figures of the early 20th century.", "Gurney was born in 1919, the younger daughter of the French painter Jacques Raverat and his English wife Gwen (n\u00e9e Darwin).", "Through her mother she was a great-granddaughter of the naturalist Charles Darwin.", "Her father died in 1925 when she was only five years old, and she and her elder sister Elisabeth were temporarily taken into the care of her first cousin once removed Nora Barlow and her husband Alan.", "Sophie married the entomologist Mark Pryor in 1940; they had four children.", "Emily (1942\u20132008), William (born 1945), Lucy (born 1948) and Nelly (born 1952), who married the film director/farmer Philip Trevelyan.", "Mark and Sophie Pryor were involved in a road traffic accident in 1967, in which she was relatively unharmed but which left him with brain damage in a persistent vegetative state for almost three years until his death in 1970, aged 51.", "She also had to deal with her son William's heroin addiction.", "She subsequently remarried Henry Charles Horton Gurney OBE (1913\u20131997, known as Charles), professor of mechanical engineering at the University of Hong Kong (1966-1973), who had been Mark's boss at RAE Farnborough.", "On his retirement, they moved to Totnes, Devon, where Sophie became a member of the 21 Group of artists."]], ["Sharon Leal", ["Sharon Ann Leal( born October 17, 1972) is an American actress and singer.", "She is known for her roles in movies such as\" Dreamgirls This Christmas Why Did I Get Married?", "Why Did I Get Married Too?\" and her roles on the television shows\" LegacyGuiding Light\", and\" Boston Public\"."]], ["Jacques Raverat", ["Jacques Pierre Paul Raverat (pronounced Rav-er-ah)", "(March 20, 1885\u2013 March 6, 1925) was a French painter; Raverat was the son of Georges Pierre Raverat and Helena Lorena Raverat, n\u00e9e Caron; he was born in Paris, France in 1885.", "He married the English painter and wood engraver Gwen Darwin, in 1911, the daughter of George Darwin and Lady Maud Darwin, n\u00e9e Maud du Puy; she was a granddaughter of Charles Darwin.", "They had two daughters, Elisabeth (1916\u20132014), who married the Norwegian politician Edvard Hambro, and Sophie Jane (1919-2011) who married the Cambridge scholar M. G. M. Pryor and later Charles Gurney.", "Raverat suffered from a form of multiple sclerosis and died on March 6 1925 following complications of it.", "His funeral took place in Christ Church in Cannes, France where he may be buried.", "Before moving, in 1920, to Vence in France the couple were active members of an intellectual circle known as the \"Neo-Pagans\" and centred round Rupert Brooke.", "They also moved on the fringes of the Bloomsbury Group, whose members included Virginia Woolf, John Maynard Keynes, Vanessa Bell and Lytton Strachey.", "In 2004, his grandson, William Pryor edited the complete correspondence between Raverat, his wife and Virginia Woolf which was published as \"Virginia Woolf and the Raverats\"."]], ["Michael Jai White", ["Michael Richard Jai White( born November 10, 1967) is an American actor, director, and martial artist.", "He is the first African American to portray a major comic book superhero in a major motion picture, having starred as Al Simmons, the protagonist in the 1997 film\" Spawn\".", "White appeared as Marcus Williams in the Tyler Perry films\" Why Did I Get Married?\" and\" Why Did I Get Married Too?\", and starred as the character on the TBS/ OWN comedy- drama television series\" Tyler Perry's For Better or Worse\".", "White portrayed Jax Briggs in and the Cyborg Seth in, the return.", "He portrayed boxer Mike Tyson in the 1995 HBO television movie\" Tyson\".", "He also played the title role in the blaxploitation parody film\" Black Dynamite\", as well as the animated series of the same name."]], ["Denise Boutte", ["Denise Boutte is an American actress and model, who has appeared in the films\" Why Did I Get Married?\" as Trina,, as Mandy,\" Sister's Keeper\" and\" Noah's Arc\".", "She starred in the sitcom\" Meet the Browns\" as Sasha Brown."]], ["Charibert I", ["Charibert I( c. 517 \u2013 December 567) was the Merovingian King of Paris, the second- eldest son of Chlothar I and his first wife Ingund.", "His elder brother Gunthar died sometime before their father's death.", "He shared in the partition of the Frankish kingdom that followed his father \u2019s death in 561, receiving the old kingdom of Childebert I, with its capital at Paris."]], ["Richard T. Jones", ["Richard Timothy Jones( born January 16, 1972) is an American actor.", "Jones is best known for his portrayals of Laveinio in the dramatic film\" The Wood\"( 1999) and Mike of the dramatic films\" Why Did I Get Married?\"( 2007) and\" Why Did I Get Married Too?\"( 2010).", "He is also well known for his role as Bruce Van Exel, court services officer on the CBS television series\" Judging Amy\" that aired from 1999 to 2005."]], ["Lamman Rucker", ["Lamman Rucker( born October 6, 1971) is an American actor.", "Rucker began his career on the daytime soap operas\" As the World Turns\" and\" All My Children\", before roles in Tyler Perry's films", "\" Why Did I Get Married?", "Why Did I Get Married Too?\", and\" Meet the Browns\", and its television adaptation.", "In 2016, he began starring as Jacob Greenleaf in the Oprah Winfrey Network drama series,\" Greenleaf\"."]], ["Ilir Hoxha", ["Ilir Hoxha( born March 31, 1949 in Tirana, Albania) is one of the sons of former Albanian leader Enver Hoxha.", "Ilir was imprisoned a few years after his father's death, but was released in 1996.", "Ilir has been called in to testify several times in an attempt to disclose secrets from the previous communist era.", "Ilir wrote a memoir in 1995 called\" My Father, Enver Hoxha\".", "The article recounts Ilir's memories of his father's death, the impact it had on the family, his mother's struggles, and also the investigation and prosecution that was conducted on him after his father's death.", "During the 2005 election campaign in Albania, Ilir campaigned for candidates of the Party of Labour of Albania( 2002).", "Ilir still resides in Albania."]]]
supporting_facts: [["Sophie Gurney", 1], ["Jacques Raverat", 4]]
evidences: [["Sophie Jane Gurney", "father", "Jacques Raverat"], ["Jacques Raverat", "cause of death", "multiple sclerosis"]]
answer: multiple sclerosis