Who held notable victories against the Lebanese-born Syrian-German professional boxer?
Johann Duhaupas: Johann Duhaupas (born 5 February 1981) is a French professional boxer and world heavyweight title challenger. 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.
i don't know