question: Where was the director of film Silent Barricade born?
context: [["Ian Barry (director)", ["Ian Barry is an Australian director of film and TV."]], ["Peter Levin", ["Peter Levin is an American director of film, television and theatre."]], ["S. N. Mathur", ["S.N. Mathur was the Director of the Indian Intelligence Bureau between September 1975 and February 1980.", "He was also the Director General of Police in Punjab."]], ["Silent Barricade", ["Silent Barricade  is a 1949 Czechoslovak war film directed by Otakar V\u00e1vra, about the defense of Prague against the Nazis' \"scorched earth\" efforts at the end of World War II.", "It was never shown in any English-speaking country, so had no English language title (such as \"Silent Barricade\", a literal title translation only)."]], ["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."]], ["Otakar V\u00e1vra", ["Otakar V\u00e1vra (28 February 1911 \u2013 15 September 2011) was a Czech film director, screenwriter and pedagogue.", "He was born in Hradec Kr\u00e1lov\u00e9, Austria-Hungary, now part of the Czech Republic."]], ["Eric Freeman (actor)", ["Eric Freeman( born July 13, 1965) is an American actor best known for his role as Ricky Chapman in the 1987 slasher film\" Silent Night, Deadly Night Part 2\"."]], ["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."]], ["Jesse E. Hobson", ["Jesse Edward Hobson( May 2, 1911 \u2013 November 5, 1970) was the director of SRI International from 1947 to 1955.", "Prior to SRI, he was the director of the Armour Research Foundation."]], ["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."]]]
supporting_facts: [["Silent Barricade", 0], ["Otakar V\u00e1vra", 1]]
evidences: [["Silent Barricade", "director", "Otakar V\u00e1vra"], ["Otakar V\u00e1vra", "place of birth", "Hradec Kr\u00e1lov\u00e9"]]
answer: Hradec Králové