Question: The Universe Championships are annual worldwide bodybuilding events organised by which organization, notable previous winners include bodybuilder, actor, and former governor of California Arnold Schwarzenegger and bodybuilder and actor Steve Reeves?

full_context: Document 1: Arnold Sports Festival: The IFBB Arnold Sports Festival, also known as the Arnold Schwarzenegger Sports Festival is an annual multi-sport event consisting of professional bodybuilding ("Arnold Classic"), strongman ("Arnold Strongman Classic"), fitness, figure and bikini weekend expo. It was established in 1989 and is named after Arnold Schwarzenegger. The main event is held annually around late February or early March in Columbus, Ohio, United States by the International Federation of BodyBuilding & Fitness (IFBB). It is the second most prestigious event in professional men's bodybuilding, physique, figure and bikini; as well as formerly the second most prestigious event in professional female bodybuilding.
Document 2: Steve Reeves: Stephen Lester "Steve" Reeves (January 21, 1926 – May 1, 2000) was an American professional bodybuilder, actor, and philanthropist. He traveled to Italy in the mid-1950s to star in a series of Italian-made peplum films featuring characters such as Hercules, Goliath, Sandokan and others. At the peak of his career, he was the highest-paid actor in Europe.
Document 3: Ken Waller: Kenny "Ken" Waller (born March 20, 1942) is an American former bodybuilder featured in the 1977 movie "Pumping Iron", which starred Arnold Schwarzenegger. Waller also won the 1975 International Federation of Bodybuilders (IFBB) Mr. Universe contest in Pretoria, South Africa. He was known for his curly red hair and freckles — to this day, one of the very rare redheaded professional bodybuilders in the sport — and his graceful, confident posing style.
Document 4: Lou Ferrigno: Louis Jude "Lou" Ferrigno ( ; born November 9, 1951) is an American actor, fitness trainer, fitness consultant and retired professional bodybuilder. As a bodybuilder, Ferrigno won an IFBB Mr. America title and two consecutive IFBB Mr. Universe titles, and appeared in the bodybuilding documentary "Pumping Iron". As an actor, he is best known for his title role in the CBS television series "The Incredible Hulk" and vocally reprising the role in subsequent animated and computer-generated incarnations. He has also appeared in European-produced fantasy-adventures such as "Sinbad of the Seven Seas" and "Hercules", and as himself in the sitcom "The King of Queens" and the 2009 comedy "I Love You, Man".
Document 5: Political career of Arnold Schwarzenegger: Arnold Schwarzenegger is an actor and former bodybuilder who served as Governor of California from November 2003 to January 2011 after being first elected in the 2003 recall election and having won re-election in 2006. It is the first elected office he has held, but was appointed by President George H.W. Bush to the President's Council on Physical Fitness and Sports, in which he served from 1990 to 1993 and was Chairman of California Governor's Council on Physical Fitness and Sports under Governor Pete Wilson.
Document 6: Hercules in the Haunted World: Hercules in the Haunted World (Italian: Ercole al centro della terra) is a 1961 Italian sword-and-sandal film directed by Mario Bava. British bodybuilder Reg Park plays Hercules while British actor Christopher Lee appears as Hercules' nemesis Lico. Shooting at Cinecittà, director Mario Bava used some of the same sets from the earlier "Hercules and the Conquest of Atlantis" which had already starred Reg Park.
Document 7: Chester Yorton: Chester Yorton (born 1940) is an American former bodybuilder, known as The Father of Natural Bodybuilding for his advocacy of steroid-free bodybuilding. He defeated Arnold Schwarzenegger at the 1966 NABBA Mr. Universe (amateur) held in London.
Document 8: All-American Strongman Challenge: The All-American Strongman Challenge is a leading competition in strength athletics that takes place within the annual Californian FitExpo. Although North America has a number of prestigious strongman events determining the "Strongest Man in America", the "Strongest Man in Canada" and the "Strongest Man in North America", the All-American Strongman Challenge has added kudos because it is open to entrants from overseas with the potential to bring in leading international competitors as well. It is notable for the calibre of entrants it has attracted, with many World's Strongest Man finalists being represented.
Document 9: Steve McQueen: Terence Steven "Steve" McQueen (March 24, 1930 – November 7, 1980) was an American actor. Called "The King of Cool", his "anti-hero" persona developed at the height of the counterculture of the 1960s and made him a top box-office draw of the 1960s and 1970s. McQueen received an Academy Award nomination for his role in "The Sand Pebbles". His other popular films include "The Cincinnati Kid", "The Thomas Crown Affair", "Bullitt", "The Getaway", and "Papillon", as well as the all-star ensemble films "The Magnificent Seven", "The Great Escape", and "The Towering Inferno". In 1974, he became the highest-paid movie star in the world, although he did not act in films again for four years. McQueen was combative with directors and producers, but his popularity placed him in high demand and enabled him to command large salaries.
Document 10: Pumping Iron: Pumping Iron is a 1977 docudrama about the world of professional bodybuilding, with a focus on the 1975 IFBB Mr. Universe and 1975 Mr. Olympia competitions. Directed by George Butler and Robert Fiore, it is inspired by a book of the same name by Butler and Charles Gaines, and nominally centers on the competition between Arnold Schwarzenegger and one of his primary competitors for the title of Mr. Olympia, Lou Ferrigno. The film also features segments on bodybuilders Franco Columbu and Mike Katz, in addition to appearances by Ken Waller, Ed Corney, Serge Nubret, and other famous bodybuilders of the era.
Document 11: Suhas Khamkar: Suhas Madhukar Khamkar is a professional bodybuilder from India. A native of Kolhapur region, Suhas comes from a family of fitness experts and bodybuilders. Suhas's inspiration for bodybuilding can be traced back to his hometown Kolhapur where he grew up watching many wrestlers and bodybuilders. However, in the year 1997 at the age of 16, Suhas drew inspiration from Arnold Schwarzenegger and embarked on a journey of becoming a world champion in the sport of bodybuilding. Suhas Khamkar in Mr. India 2012 Event, He got 1st position in 80Kg
Document 12: Bud Spencer: Carlo Pedersoli (31 October 1929 – 27 June 2016), professionally known as Bud Spencer, was an Italian actor, professional swimmer and water polo player. He is known for action-comedy roles with his long-time film partner Terence Hill. The duo "garnered world acclaim and attracted millions to theater seats". Spencer and Hill appeared in, produced and directed over 20 films together.
Document 13: Arnold Schwarzenegger: Arnold Alois Schwarzenegger ( ; ] ; born July 30, 1947) is an Austrian-American actor, producer, businessman, investor, author, philanthropist, activist, politician, and former professional bodybuilder who holds both Austrian and American citizenship. He served two terms as the 38th Governor of California from 2003 to 2011.
Document 14: Bodybuilding at the 1981 World Games: Medal events in both men's (4) and women's (2) bodybuilding were included in World Games I. They were held on July 30–31, 1981, at the San Jose Center for the Performing Arts in San Jose, California. The 1981 Games were the first World Games, an international quadrennial multi-sport event, and were held in California's Santa Clara Valley. In the bodybuilding competition, the preliminary rounds featured two-on-two competition. Point scoring was based on mandatory posing (front, back and side poses) and optional posing determined by the athlete. 26 of the countries at these Games participated in bodybuilding, making it one of the most represented sports.
Document 15: Universe Championships: The Universe Championships are annual worldwide bodybuilding events organised by the National Amateur Body-Builders' Association (NABBA). Originally promoted as the Mr. Universe contest, the event was expanded to include women's classes in 1968. Notable previous winners include bodybuilder, actor, and former governor of California Arnold Schwarzenegger and bodybuilder and actor Steve Reeves (1926–2000).
ground_truth: National Amateur Body-Builders' Association (NABBA)