question: What nationality is the founder of Udet Flugzeugbau?
context: [["Sue Fennessy", ["Sue Fennessy( born 25 July 1968) is an Australian- born American entrepreneur.", "She is the founder and CEO of WeAre8, the founder of the Standard Media Index( SMI), the founder of Frontiers Group LTD, and a fellow at Monash University."]], ["Tsuruichi Hayashi", ["He was the founder of the\" Tohoku Mathematical Journal\"."]], ["Udet Flugzeugbau", ["Udet Flugzeugbau GmbH was an aircraft manufacturer founded in the summer of 1921 in Munich by Ernst Udet with Henry Hans Herrmann and Erich Scheuermann, funded by the American financier William Pohl, designing and building light sport and commercial aircraft, within the limitations of the Versailles Treaty."]], ["Sky Dayton", ["Sky Dylan Dayton( born August 8, 1971) is an American entrepreneur and investor.", "He is the founder of Internet service provider EarthLink, co-founder of eCompanies, and the founder of Boingo."]], ["Cyrus Massoumi", ["Cyrus Massoumi is the founder of the investment fund humbition.", "He is also the founder of Zocdoc and was the company CEO for eight years."]], ["Ernst Udet", ["Ernst Udet (26 April 1896 \u2013 17 November 1941) was a German pilot during World War I and a Luftwaffe Colonel-General (Generaloberst) during World War II.", "Udet joined the Imperial German Air Service at age 19, eventually becoming a notable flying ace of World War I, scoring 62 confirmed victories by the end of his life.", "The highest scoring German fighter pilot to survive that war, and the second-highest scoring after Manfred von Richthofen, his commander in the Flying Circus, Udet rose to become a squadron commander under Richthofen, and later under Hermann G\u00f6ring.", "Udet spent the 1920s and early 1930s as a stunt pilot, international barnstormer, light aircraft manufacturer, and playboy.", "In 1933, Udet joined the Nazi Party and became involved in the early development of the Luftwaffe, where he was appointed director of research and development.", "Influential in the adoption of dive bombing techniques as well as the Stuka dive bomber, by 1939 Udet had risen to the post of Director-General of Equipment for the Luftwaffe.", "The stress of the position and his distaste for administrative duties led to Udet developing alcoholism.", "The launch of Operation Barbarossa, combined with issues with the Luftwaffe's needs for equipment outstripping Germany's production capacity and increasingly poor relations with the Nazi Party, caused Udet to commit suicide on 17 November 1941 by shooting himself in the head.", "\"Our defeat was caused by Udet,\" Hitler would claim.", "\"That man concocted the most nonsensical state of affairs ever seen in the history of the Luftwaffe.\""]], ["Emerson Spartz", ["Emerson James Spartz( born February 17, 1987) is the founder of the viral media company Dose and the founder of MuggleNet, a Harry Potter fansite."]], ["John De Margheriti", ["John De Margheriti( born July 1962) is an Italian- born Australian electrical engineer, software developer and entrepreneur.", "De Margheriti is widely seen as a founding' father' of Australia's video games industry and Australia's most experienced interactive entertainment business executive.", "He is the founder and former CEO of BigWorld Pty Limited and the founder of parent company Micro Fort\u00e9 Pty Limited.", "De Margheriti is also the Executive Chairman of the Academy of Interactive Entertainment, the Chairman of Canberra Technology Park, the founder of the Game Developers' Association of Australia, the founder of the Australian Game Developers Conference, and the founder of the three Canberra business parks, the co-founder of DEMS Entertainment, the co-founder of Dreamgate Studios, the co-founder of Game Plus and co-founder of The Film Distillery De Margheriti has been recognised as an Honorary Ambassador for Canberra due to his contribution to Australia's national capital."]], ["Tim League", ["Tim League is an American entrepreneur and film producer based in Austin, Texas.", "He is the founder of the Alamo Drafthouse Cinema chain and the founder of the film distribution company Drafthouse Films, where League has produced films including\" The ABCs of Death\"..", "He is also the co-founder of genre film festival Fantastic Fest, the co-founder of entertainment merchandise entity Mondo, and the co-founder of film distribution and production company Neon."]], ["Kanya King", ["Kanya King,( born in London) is the founder of the MOBO Awards."]]]
supporting_facts: [["Udet Flugzeugbau", 0], ["Ernst Udet", 0]]
evidences: [["Udet Flugzeugbau", "founded by", "Ernst Udet"], ["Ernst Udet", "country of citizenship", "German"]]
answer: German