Question: Peng Shuai and Peter Fleming are/were both what?

full_context: Document 1: 1983 Wimbledon Championships – Men's Doubles: The Men's Doubles tournament at the 1983 Wimbledon Championships was held from August 30 to September 11, 1983, on the outdoor grass courts at the All England Lawn Tennis and Croquet Club in the Wimbledon district of London, England. Peter McNamara and Paul McNamee were the defending champions. Peter McNamara did not compete this year while McNamee partnered with Brian Gottfried, losing in the quarterfinals to Anders Jarryd and Hans Simonsson. Peter Fleming and John McEnroe won the title, defeating Tim Gullikson and Tom Gullikson in the final.
Document 2: Peng Shuai: Peng Shuai (; ; born 8 January 1986) is a Chinese professional female tennis player. She reached a career high ranking of World No. 1 in doubles by the Women's Tennis Association on 17 February 2014, making her the first Chinese professional tennis player (male or female, and in singles or doubles) to reach World No. 1. She won a gold medal at the 2010 Asian Games, defeating Akgul Amanmuradova in the final. At the 2013 Wimbledon Championships, Peng won her first ladies' double championship with Hsieh Su-wei of Taiwan and again won at the 2014 French Open with Hsieh.
Document 3: Ken Flach: Kenneth Eliot Flach (born May 24, 1963) is a former professional tennis player from the United States. A doubles specialist, he won 4 Grand Slam men's doubles titles (2 Wimbledon and 2 US Open), and 2 Grand Slam mixed doubles titles (1 Wimbledon and 1 French Open). He also won the men's doubles Gold Medal at the 1988 Olympic Games in Seoul, partnering Robert Seguso. Flach reached the World No. 1 doubles ranking in 1985.
Document 4: Chan Yung-jan: Chan Yung-jan (, born August 17, 1989), also known as Latisha Chan, is a Taiwanese tennis player. She is now studying International Sports Management and Sports Drama Studies Ph.D. in National Sports University in Taiwan. She is known mainly for her success in doubles competitions, having won 26 WTA Tour titles, including the 2017 US Open. She also finished runner-up in three other Grand Slam finals: the 2007 and 2015 Australian Open, as well as the 2007 US Open. Highlights of her singles career include semifinals in the 2006 Japan Open and finals in the 2007 PTT Bangkok Open. She reached her career high singles ranking of No. 50 on June 11, 2007.
Document 5: 1981 US Open – Men's Singles: John McEnroe was the two time defending champion and retained his title again, defeating Björn Borg 4–6, 6–2, 6–4, 6–3 in the final to win the Men's Singles tennis title at the 1981 US Open in a repeat of the previous years final, and which turned out to be Borg's final grand slam match.
Document 6: Li Na career statistics: This is a list of the main career statistics of Chinese professional tennis player, Li Na. Over the course of her career, Li won nine WTA singles titles, including two Grand Slam singles titles at the 2011 French Open and 2014 Australian Open and one WTA Premier 5 singles title at the 2012 Western & Southern Open. She also finished in fourth place at the 2008 Beijing Olympics and was the runner-up at the 2011 and 2013 Australian Open and 2013 WTA Tour Championships. Li achieved a career high singles ranking of World No. 2 on February 17, 2014.
Document 7: Pete Sampras: Pete Sampras (born August 12, 1971) is a retired American tennis player widely regarded as one of the greatest in the history of the sport. He was a right-handed player with a single-handed backhand and a precise and powerful serve that earned him the nickname "Pistol Pete". His professional career began in 1988 and ended at the 2002 US Open, which he won, defeating rival Andre Agassi in the final.
Document 8: Peter McNamara: Peter McNamara (born 5 July 1955) is an Australian retired tennis player.
Document 9: Tennis at the 2010 Asian Games – Women's doubles: At the 2010 Asian Games in the Women's doubles tennis event, Zheng Jie and Yan Zi were the defending champions, but only Yan chose to participate, she partnered up with Peng Shuai.
Document 10: Li Na: Li Na (; ; born 26 February 1982) is a retired Chinese professional tennis player, who achieved a career-high WTA-ranking of world No. 2 on 17 February 2014. Over the course of her career, Li won seven WTA singles titles and two Grand Slam singles titles at the 2011 French Open and 2014 Australian Open. Li's rise to prominence came after those victories, which made her the first and only Grand Slam singles champion from East Asia and Asia as a whole. Prior to this, she had already become the first player representing an East Asian and Asian country to appear in a Grand Slam singles final, a milestone she achieved at the 2011 Australian Open. Li was also the runner-up at the 2013 Australian Open and 2013 WTA Tour Championships, a three-time quarterfinalist at Wimbledon and a semifinalist at the 2008 Beijing Olympic Games and 2013 US Open. Among her other most notable accolades, she was the first Chinese player to win a WTA tour title at the Guangzhou International Women's Open in 2004, the first to reach a Grand Slam singles quarterfinal at the 2006 Wimbledon Championships, and the first to break into the world's top 10. Her feats have sparked a major population growth of tennis players in East Asia, earning her the reputation as the region's tennis pioneer and trailblazer.
Document 11: Patrick McEnroe: Patrick John McEnroe (born July 1, 1966) is a former professional tennis player and the former captain of the United States Davis Cup team.
Document 12: Peter Fleming (tennis): Peter Blair Fleming (born January 21, 1955 in Chatham Borough, New Jersey) is a former professional tennis player from the United States. In his doubles partnership with John McEnroe, he won 52 titles, of which seven were at Grand Slams (four at Wimbledon, three at the US Open). As a singles player, he peaked at World No. 8, winning three titles (including the 1979 Cincinnati Open).
Document 13: 2009 China Open – Women's Doubles: Anabel Medina Garrigues and Caroline Wozniacki were the defending champion, but Wozniacki chose not to participate this year.Medina Garrigues partnered with Virginia Ruano Pascual, but they lost in the second round against Anastasia Pavlyuchenkova and Yanina Wickmayer.Hsieh Su-Wei and Peng Shuai won in the final 6-3, 6-1 against Alla Kudryavtseva and Ekaterina Makarova.
Document 14: Frew McMillan: Frew Donald McMillan (born 20 May 1942) is a former professional male tennis player from South Africa who won five major doubles championships including three Wimbledons with Bob Hewitt. Altogether, he won 63 doubles titles, surpassed only by the Bryan brothers, Todd Woodbridge, John McEnroe and Tom Okker. He was also ranked No.1 in Doubles on the ATP Computer for a significant period from 1977 to 1979 when he was aged 37.
Document 15: Hsieh Su-wei: Hsieh Su-wei (born January 4, 1986) is a professional female tennis player from Taiwan. s of 25 2013 she was ranked No. 23 in the WTA Tour singles rankings and is the highest-ranked Taiwanese women's singles player ever. Currently she is the top-ranked WTA player from Taiwan in both singles and doubles.
ground_truth: tennis player