question: Which country Patrick Hemingway's mother is from?
context: [["Katherine Dienes", ["Katherine Dienes( born in Wellington, 10 January 1970) is a New Zealand- born organist, conductor and composer.", "She is currently Organist and Master of the Choristers at Guildford Cathedral and is the first woman to hold the most senior musical post in a Church of England cathedral.", "Her husband is Patrick Williams, librarian of the Royal Phillharmonic Orchestra, and they have a daughter, Hannah, who is currently a chorister at Guildford Cathedral."]], ["Ali Rahuma", ["Ali Khalifa Rahuma( born May 16, 1982) is a Libyan football midfielder who's nationality is Libyan.", "He currently plays for Al- Ittihad, and is a member of the Libya national football team."]], ["James W. Spain", ["James William Spain( July 22, 1926 \u2013 January 2, 2008) was in the US Foreign Service with postings in Karachi, Islamabad, Istanbul, Ankara, Dar Es Salaam, and Colombo and four ambassadorships in Tanzania, Turkey, the United Nations( as deputy permanent representative), and Sri Lanka.", "His son is Patrick Spain, founder of Hoover's and HighBeam Research."]], ["Pauline Pfeiffer", ["Pauline Marie Pfeiffer (July 22, 1895 \u2013 October 1, 1951) was an American journalist, and the second wife of writer Ernest Hemingway."]], ["Iraqi nationality law", ["Iraqi nationality is transmitted by one's parents."]], ["John Hemingway", ["John Patrick Hemingway( born August 19, 1960) is a Canadian- American author, whose memoir\" Strange Tribe: A Family Memoir\" examines the similarities and the complex relationship between his father Gregory Hemingway and his grandfather, the Nobel Laureate Ernest Hemingway; in particular it addresses the issue of his father's cross- dressing and sex reassignment and its connection to Ernest Hemingway.", "Hemingway moved to Milan, Italy in 1983, where he pursued a writing and translating career.", "His articles have appeared in several Italian newspapers such as\" l' Unit\u00e0\" and\" Libero\", and in American magazines and literary journals.", "Hemingway is currently working on a collection of short stories."]], ["Baglan Mailybayev", ["Baglan Mailybayev( in Kazakh \u0411\u0430\u0493\u043b\u0430\u043d \u0410\u0441\u0430\u0443\u0431\u0430\u0439\u04b1\u043b\u044b \u041c\u0430\u0439\u043b\u044b\u0431\u0430\u0435\u0432) was born on 20 May 1975 in Zhambyl region, Kazakhstan.", "His nationality is Kazakh.", "He is a politician of the Republic of Kazakhstan, Deputy Head of the Presidential Administration of the Republic of Kazakhstan, Doctor of Law( 2002)( under the supervision of Professor Zimanov S.Z.- scientific advisor and academician of National Academy of Sciences of the Republic of Kazakhstan) and Ph.D. in Political Science( 1998)."]], ["Grace Hall Hemingway", ["Grace Hall Hemingway( June 15, 1872 \u2013 June 28, 1951) was an American opera singer, music teacher, and painter.", "She was Ernest Hemingway's mother."]], ["Eleni Gabre-Madhin", ["Eleni Zaude Gabre- Madhin, an Ethiopian economist with Swiss nationality, is a former Chief Executive Officer of the Ethiopia Commodity Exchange( ECX).", "She has had many years of experience working on agricultural markets \u2013 particularly in Sub- Saharan Africa \u2013 and has held senior positions in the World Bank, the International Food Policy Research Institute( Washington), and United Nations( Geneva)."]], ["Patrick Hemingway", ["Patrick Miller Hemingway (born June 28, 1928) is Ernest Hemingway's second son, and the first born to Hemingway's second wife Pauline Pfeiffer.", "During his childhood he travelled frequently with his parents, and then attended Harvard University, graduated in 1950, and shortly thereafter moved to East Africa where he lived for 25 years.", "In Tanzania, Patrick was a professional big-game hunter and for over a decade he owned a safari business.", "In the 1960s he was appointed by the United Nations to the Wildlife Management College in Tanzania as a teacher of conservation and wildlife.", "In the 1970s he moved to Montana where he manages the intellectual property of his father's estate.", "He edited his father's unpublished novel about a 1950s safari to Africa and published it with the title \"True at First Light\" (1999)."]]]
supporting_facts: [["Patrick Hemingway", 0], ["Pauline Pfeiffer", 0]]
evidences: [["Patrick Miller Hemingway", "mother", "Pauline Pfeiffer"], ["Pauline Pfeiffer", "country of citizenship", "American"]]
answer: American