question: What nationality is the director of film Sweet Substitute (Film)?
context: [["John Donatich", ["John Donatich is the Director of Yale University Press."]], ["John Farrell (businessman)", ["John Farrell is the director of YouTube in Latin America."]], ["Ian Barry (director)", ["Ian Barry is an Australian director of film and TV."]], ["Michael Govan", ["Michael Govan( born 1963) is the director of the Los Angeles County Museum of Art since 2006.", "Prior to this, Govan worked as the director of the Dia Art Foundation in New York City."]], ["Brian Kennedy (gallery director)", ["Brian Patrick Kennedy( born 5 November 1961) is an Irish- born art museum director who has worked in Ireland and Australia, and now lives and works in the United States.", "He is currently the director of the Peabody Essex Museum.", "He was the director of the Toledo Museum of Art in Ohio from 2010 to 2019.", "He was the director of the Hood Museum of Art from 2005 to 2010, and the National Gallery of Australia( Canberra) from 1997- 2004."]], ["Sweet Substitute (film)", ["Sweet Substitute, retitled Caressed in the United States, is a Canadian drama film, directed by Larry Kent and released in 1964.", "The film centres on Tom (Bob Howay), a high school student whose efforts to secure an academic scholarship to university are complicated by his sexual compulsions.", "He is caught in a love triangle between Elaine (Angela Gann), a prim and proper girl who is saving herself for marriage, and Kathy (Carol Pastinsky), a more sexually available girl whom Tom impregnates.", "It was a Canadian Film Award nominee for Best Picture at the 1965 Canadian Film Awards, but did not win."]], ["Dana Blankstein", ["Dana Blankstein- Cohen( born March 3, 1981) is the director of the Israeli Academy of Film and Television.", "She is a film director, and an Israeli culture entrepreneur."]], ["Larry Kent (filmmaker)", ["Laurence Lionel \"Larry\" Kent (born May 16, 1937 in Johannesburg, South Africa) is a Canadian filmmaker."]], ["Peter Levin", ["Peter Levin is an American director of film, television and theatre."]], ["Olav Aaraas", ["Olav Aaraas( born 10 July 1950) is a Norwegian historian and museum director.", "He was born in Fredrikstad.", "From 1982 to 1993 he was the director of Sogn Folk Museum, from 1993 to 2010 he was the director of Maihaugen and from 2001 he has been the director of the Norwegian Museum of Cultural History.", "In 2010 he was decorated with the Royal Norwegian Order of St. Olav."]]]
supporting_facts: [["Sweet Substitute (film)", 0], ["Larry Kent (filmmaker)", 0]]
evidences: [["Sweet Substitute", "director", "Larry Kent"], ["Larry Kent", "country of citizenship", "South Africa"]]
answer: South Africa