question: Where did the director of film The Price Of Everything study?
context: [["The Price of Free", ["The Price of Free is a documentary about Nobel Prize winner Kailash Satyarthi.", "The film, formerly known as Kailash, premiered at the 2018 Sundance Film Festival and won the Sundance Grand Jury Prize and debuted on YouTube in November 2018.", "\" The Price of Free\" was nominated for an Emmy for Outstanding Social Issue Documentary at the 40th News and Documentary Emmy Awards."]], ["The Seventh Company Outdoors", ["The Seventh Company Outdoors is a 1977 French comedy film directed by Robert Lamoureux.", "It is a sequel to Now Where Did the 7th Company Get to ?."]], ["The Price of Everything", ["The Price of Everything is an English-language US documentary directed by Nathaniel Kahn and produced by Jennifer Blei Stockman, Debi Wisch, Carla Solomon."]], ["Peter Levin", ["Peter Levin is an American director of film, television and theatre."]], ["Ian Barry (director)", ["Ian Barry is an Australian director of film and TV."]], ["Lisa Bruce", ["Lisa Bruce is an American film producer known for the 2014 film\" The Theory of Everything\"."]], ["Now Where Did the 7th Company Get to?", ["Now Where Did the 7th Company Get To? is a 1973 French- Italian comedy war film directed by Robert Lamoureux.", "The film portrays the adventures of a French Army squad lost somewhere on the front in May 1940 during the Battle of France."]], ["The Price of Life (1994 film)", ["The Price of Life is a 1994 Croatian film directed by Bogdan \u017di\u017ei\u0107."]], ["Nathaniel Kahn", ["Nathaniel Kahn (born November 9, 1962 in Philadelphia, Pennsylvania) is an American filmmaker.", "His documentaries \"My Architect\" (2003) \u2014 about his father, the famous architect Louis Kahn \u2014 and  (2006) were nominated for Academy Awards.", "His mother is Harriet Pattison.", "Kahn is a graduate of Germantown Friends School and Yale University."]], ["The Price of Forgiveness", ["Ndeyssaan(\" The Price of Forgiveness\") is a 2001 French/ Senegalese film."]]]
supporting_facts: [["The Price of Everything", 0], ["Nathaniel Kahn", 3]]
evidences: [["The Price of Everything", "director", "Nathaniel Kahn"], ["Nathaniel Kahn", "educated at", "Yale"]]
answer: Yale