Question: Who held notable victories against the Lebanese-born Syrian-German professional boxer?

full_context: Document 1: Charley Mitchell (boxer): Charles Watson Mitchell (born 24 November 1861 in Birmingham, England — died 3 April 1918) was a world heavyweight boxing title contender.
Document 2: Marco Huck: Muamer Hukić (born 11 November 1984), best known as Marco Huck, is a German professional boxer known for his aggressive style and punching power. He is the second longest reigning cruiserweight world champion of all time, having held the WBO title from 2009 to 2015, making thirteen consecutive successful defenses, which is a division record shared with Johnny Nelson. Huck also held the IBO cruiserweight title from 2016 to 2017, the European cruiserweight title from 2008 to 2009, and has challenged once for the WBA (Regular) heavyweight title in 2012.
Document 3: Chuck Wepner: Charles "Chuck" Wepner (born February 26, 1939) is an American former professional boxer who fought at heavyweight. As a world ranked contender he fell just seconds short of a full fifteen rounds with world heavyweight champion Muhammad Ali in a 1975 title fight. Wepner also scored notable wins over Randy Neumann and Ernie Terrell.
Document 4: Manuel Charr: Manuel Charr (born Mahmoud Omeirat Charr; 10 October 1984) is a Lebanese-born Syrian-German professional boxer who has challenged once for the WBC heavyweight title.
Document 5: Johann Duhaupas: Johann Duhaupas (born 5 February 1981) is a French professional boxer and world heavyweight title challenger. He is the current WBC Silver heavyweight champion and a former European Union heavyweight champion. Duhaupas is a pressure fighter in style, known for his stiff jab and iron chin. He holds notable victories over Manuel Charr and Robert Helenius.
Document 6: 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 7: Jean Marc Monrose: Jean Marc Monrose is a French boxer that has fought at cruiserweight. Monrose was the European Boxing Union cruiserweight champion, but lost his title to Marco Huck.
Document 8: Hasim Rahman: Hasim Sharif Rahman (born November 7, 1972) is an American former professional boxer who competed from 1994 to 2014. He is a two-time world heavyweight champion, having held the unified WBC, IBF, IBO, and lineal titles in 2001; and the WBC title again from 2005 to 2006. Rahman first became known on the world stage in 2001 when he scored an upset knockout victory against Lennox Lewis to win the unified heavyweight championship. Lewis avenged the loss and regained his championship by knocking out Rahman in a rematch later that year. Rahman won the WBC title (initially the interim version) for a second time in 2005 by defeating Monte Barrett, after which the WBC elevated him to full champion status by the year's end. His reign as champion ended in 2006 via another knockout loss, this time to Oleg Maskaev in a rematch of their first fight in 1999.
Document 9: Dariusz Michalczewski: Dariusz Michalczewski (born 5 May 1968) is a Polish-German former professional boxer who competed from 1991 to 2005. He is a two-weight world champion, having held multiple world titles at light-heavyweight, including the WBO title from 1994 to 2003; the unified WBA, IBF, and lineal titles in 1997; and the WBO junior-heavyweight title from 1994 to 1995.
Document 10: 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 11: 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 12: Charles Sieger: Charles Sieger was an Italian-American boxer who fought in the early 1900s. Fighting out of Hoboken, New Jersey, he was not particularly known for his fighting skills, but had tremendous strength and was able to withstand brutal punishment in the ring, which earned him the nickname "The Iron Man." On November 14, 1902 he fought Joe Gans for the World Lightweight Championship in Baltimore, but lost by TKO in the 14th round. One month later on December 31 he fought Gans again in Boston, this time with the match ending in a pre-arranged draw. In 1915, Sieger ran for mayor of Hoboken, but lost the election.
Document 13: David Haye: David Deron Haye (born 13 October 1980) is a British professional boxer who has held world titles in two weight classes. He is the first British boxer to reach the final of the World Amateur Boxing Championships, where he won a silver medal in 2001. As a professional he became the first British boxer to become a unified cruiserweight world champion in 2008, winning three of the four major world titles, as well as the "Ring" magazine and lineal titles. In the same year he moved up to heavyweight, and became the WBA champion in 2009 after defeating Nikolai Valuev, who had a world record 9 in height and 99 lb weight advantage on Haye.
Document 14: Charles Manyuchi: Charles Manyuchi is a Zimbabwean professional boxer who is the WBC, international welterweight champion since March 2014. In November 2014, he successfully defended his WBC crown in a Lusaka, Zambia fight against an opponent from Colombia. In 2014 he was awarded the Zimbabwe's Sportsperson of the year accolade. In July 2015 against an Italian boxer in Friuli-Venezia Giulia, he defended his crown successfully.In 2017 saw the fall of great man who was bound for glory and wider recognition internationally when he lost his title to Quadratilo from Singapore in what was referred as a huge upset in the boxing world especially to the fans back home. Coming back home,he received unwelcome remarks and comments from many fans but he however had support from government claiming to sue those who continued to attack him. The are currently plans to have a rematch.
Document 15: Tony Yoka: Tony Victor James Yoka (born 28 April 1992) is a French professional boxer. As an amateur he represented France at the 2016 Olympics, winning a gold medal in the super-heavyweight division; he also represented France at the 2015 AIBA World Boxing Championships, winning gold.
ground_truth: Johann Duhaupas