Question: What is the nationality of the man who defeated Javier Mora in Max Schmeling Halle, Prenzlauer Berg, Berlin, Germany?

full_context: Document 1: Ruslan Chagaev: Ruslan Shamilevich Chagaev (Tatar: Руслан Шамил улы Чагаев , "Ruslan Şamil ulı Çağayev"; Uzbek: "Ruslan Shamil'evich Chagaev" ; Russian: Руслан Шамилович Чагаев ); born 19 October 1978) is an Uzbek former professional boxer who competed from 1997 to 2016. He is a two-time WBA heavyweight champion, having held the full world title from 2007 to 2009, and the Regular title from 2014 to 2016. To date, Chagaev remains the only Asian boxer in the history of the sport to hold a heavyweight world title by any of the four major sanctioning bodies.
Document 2: Juan Manuel Márquez vs. Joel Casamayor: Juan Manuel Márquez vs. Joel Casamayor was a boxing lightweight superfight. In 2008 reigning lightweight Champion "El Cepillo" Casamayor met former two-division World Champion Juan Manuel "Dinamita" Márquez at the MGM Grand Garden Arena in Las Vegas for a 12-round championship bout. Casamayor was the champion of boxing's lightweight division, recognized as the title holder by Ring Magazine, even though he didn't own any of the belts from boxing's four major sanctioning bodies.
Document 3: Javier Mora (boxer): Javier Mora (born May 25, 1981 in Encarnacion de Diaz, Jalisco, Mexico) is a Mexican boxer in the Heavyweight division. He was defeated by Alexander Povetkin by a 5-round TKO, in Max Schmeling Halle, Prenzlauer Berg, Berlin, Germany.
Document 4: Alexander Volkov (fighter): Alexander Yevgenievich Volkov (Russian: Александр Евгеньевич Волков ; born October 24, 1988) is a Russian mixed martial artist who competes in the UFC heavyweight division. A professional MMA competitor since 2009, Volkov has competed almost exclusively for the M-1 Global promotion, as well as Bellator MMA. He is a former Heavyweight Champion in both promotions. He is currently ranked as the #7 contender in the official UFC rankings.
Document 5: Javier Torres: Javier Torres (born May 14, 1988 in Artesia, California) is an undefeated Mexican American professional boxer in the Heavyweight division. Torres was the second rated U.S. amateur boxer in the Super Heavyweight division and a member of the Mexican Olympic team.
Document 6: Javier Mora Godinez: Javier Mora Godinez, also spelled Xavier Mora Godinez (February 1924 – March 1999), was a songwriter and composer born in Wilmington, California and later moved to Mexico where he worked as a sports reporter at a radio station.
Document 7: Oleksandr Usyk: Oleksandr Oleksandrovych Usyk (Ukrainian: Олекса́ндр Олекса́ндрович У́сик ) is a Ukrainian professional boxer who has held the WBO junior heavyweight title since 2016. As of May 2017 he is ranked as the world's best in the division by "The Ring" magazine, the Transnational Boxing Rankings Board, and BoxRec. As an amateur, Usyk won gold medals at the 2011 World Championships and 2012 Olympics, both in the heavyweight division.
Document 8: Canelo Álvarez vs. Julio César Chávez Jr.: Canelo Álvarez vs. Julio César Chávez Jr. was a professional boxing fight held on May 6, 2017 at the T-Mobile Arena in Paradise, Nevada, part of the Las Vegas metropolitan area. Álvarez was declared the winner by unanimous decision, having been judged the winner of all 12 rounds by each of the three ringside judges.
Document 9: Julio César Chávez: Julio César Chávez González (] ; born July 12, 1962), also known as Julio César Chávez Sr., is a Mexican former professional boxer who competed from 1980 to 2005. He is considered by acclamation as the greatest Mexican boxer of all time, and one of the greatest boxers of all time.
Document 10: Wladimir Klitschko: Wladimir Wladimirowitsch Klitschko (born 25 March 1976) is a Ukrainian former professional boxer who competed from 1996 to 2017. He is a two-time world heavyweight champion, having held the WBA (Super), IBF and WBO titles, as well as the IBO, "Ring" magazine, and lineal titles. A strategic and intelligent boxer, Klitschko is considered to be one of the greatest heavyweight champions of all time. He was known for his exceptional knockout power, utilising a strong jab, straight right hand and left hook.
Document 11: Alexander Povetkin: Alexander Vladimirovich "Sasha" Povetkin ( ; Russian: Алекса́ндр Влади́мирович Пове́ткин ; born 2 September 1979) is a Russian professional boxer who held the WBA (Regular) heavyweight title from 2011 to 2013. As an amateur he won a gold medal in the super-heavyweight division at the 2004 Olympics, gold at the 2003 World Championships, and consecutive gold at the 2002 and 2004 European Championships. Povetkin is known as a physically strong, hard-hitting and skilled pressure fighter.
Document 12: Samuel Peter: Samuel Okon Peter (born September 6, 1980) is a Nigerian-American professional boxer who held the WBC heavyweight title in 2008. He rose to prominence in his early career following a string of knockout wins, at a time when the titles of the heavyweight division were largely fragmented. In March 2008, Peter won a portion of the world heavyweight championship by knocking out Oleg Maskaev to win the WBC title. In October, in what would be his only defense of the title, Peter lost to a returning Vitali Klitschko, who stopped him in eight rounds. Peter is known for his rivalry with the Klitschko brothers, having faced Wladimir twice (in 2005 and 2010) and Vitali once.
Document 13: Artem Vakhitov: Artem Olegovich Vakhitov (Russian: Артё́м Оле́гович Вахитов , "Artёm Olegovich Vahitov" ; born April 4, 1991) is a Russian Muay Thai kickboxer who competes in the cruiserweight and heavyweight divisions. Having begun practicing Muay Thai at eleven years old, Vakhitov first came to prominence due to a successful amateur career by winning four IFMA European and three world championships as well as taking silver at the World Combat Games in 2010 and gold in 2013. He turned professional in 2009, and signed with Glory in 2013 after becoming the WMC European Super Light Heavyweight Champion. He is currently ranked the #1 light heavyweight in the world by LiverKick.com, Combat Press and GLORY. Vakhitov is the current Glory Light Heavyweight Champion.
Document 14: Julio César Chávez Jr. vs. Sebastian Zbik: Julio César Chávez Jr. vs. Sebastian Zbik was a Middleweight championship fight for the WBC Middleweight Championship. It has been the first time that the son of legendary boxing Champion Julio César Chávez, fought for a world title, Chávez went on to become the new WBC Middleweight Champion. The bout was on June 4th, 2011, at Staples Center, in Los Angeles, California and was broadcast on HBO.
Document 15: Klitschko brothers: Vitali Klitschko (born 19 July 1971) and Wladimir Klitschko (born 25 March 1976), collectively known as the Klitschko brothers are Ukrainian heavyweight boxers. During their peak years from 2004 until 2015, the Klitschko brothers were considered the most dominant heavyweight champions of their era, and amongst the most successful champions in boxing history. After the retirement of boxing legend Lennox Lewis, the Klitschko brothers held all heavyweight boxing world titles. Known for their exceptionally large frames and robotic boxing styles, the Klitschko brothers developed a style that utilized their athleticism and using their reach to break down opponents.
ground_truth: Russian