Question: Are Kathy Jordan and Martin Damm both former tennis players ?

full_context: Document 1: 1986 Wimbledon Championships – Women's Doubles: Kathy Jordan and Elizabeth Smylie were the defending champions but they competed with different partners that year, Jordan with Alycia Moulton and Smylie with Catherine Tanvier.
Document 2: Barbara Jordan (tennis): Barbara Jordan (born April 2, 1957) is a former professional female tennis player from the United States who won the 1979 Australian Open singles title.
Document 3: Kathy Jordan: Kathryn "Kathy" Jordan (born December 3, 1959) is a former American tennis player. During her career, she won seven Grand Slam titles, five of them in women's doubles and two in mixed doubles. She also was the 1983 Australian Open women's singles runner-up and won three singles titles and 42 doubles titles.
Document 4: Radek Štěpánek: Radek Štěpánek (] ; born 27 November 1978) is a professional tennis player from the Czech Republic. His career-high singles ranking is world No. 8 and best doubles ranking is world No. 4. Štěpánek's biggest achievements are reaching two Masters 1000 event finals and the quarterfinals of Wimbledon in 2006, as well as winning the deciding match for Czech Republic's Davis Cup winning team in 2012 and again in 2013. In doubles, he won his first Grand Slam title at the 2012 Australian Open, along with Indian partner Leander Paes, defeating the Bryan Brothers in the final. Paes and Štěpánek also won the men's doubles title at the 2013 US Open, defeating Bruno Soares and Alexander Peya in the final.
Document 5: 1983 Virginia Slims of Boston – Doubles: Kathy Jordan and Anne Smith were the defending champions but lost in the final 6–3, 6–1 against Jo Durie and Ann Kiyomura.
Document 6: Martin Damm: Martin Damm (born 1 August 1972) is a former a professional tennis player from the Czech Republic. He is best known as a doubles player (his highest ranking being No. 5 in the world in April 2007). His highest singles ranking was No. 42 in August 1997. Damm won a total of 40 titles in doubles, including one Grand Slam title. He reached 5 singles finals.
Document 7: 1997 Nokia Open – Doubles: Martin Damm and Andrei Olhovskiy were the defending champions, but Olhovskiy did not participate this year. Damm partnered Jiří Novák, losing in the first round.
Document 8: Margaret Court career statistics: This is a list of the main career statistics of Australian former tennis player Margaret Court. She won 64 Grand Slam events (24 singles, 19 doubles, 21 mixed doubles), which is a record for a male or female player. Her 24 Grand Slam singles titles and 21 in mixed doubles are also all-time records for both sexes. She achieved a career Grand Slam in singles, doubles, and mixed doubles. She is one of two women to have achieved "the" calendar year Grand Slam in singles in the Open Era (alongside Steffi Graf), and is the only woman to have achieved the mixed doubles Grand Slam, which she did twice.
Document 9: Tracy Austin: Tracy Ann Austin Holt (born December 12, 1962) is an American former World No. 1 retired professional tennis player. She won three Grand Slam titles, including the women's singles titles at the 1979 and 1981 US Opens, and the mixed doubles title at the Wimbledon Championships in 1980. Additionally, she won the WTA Tour Championships in 1980 and the year-ending Toyota Championships in 1981, both in singles. A series of injuries and a serious automobile accident cut short her career. Since 1979, she has been the youngest US Open female singles champion in history, and she is the youngest inductee of all time at the International Tennis Hall of Fame. Austin won singles titles on all playing surfaces: clay (both red clay and green clay), indoor carpet, grass, and hard courts.
Document 10: 1987 Wimbledon Championships – Mixed Doubles: Kathy Jordan and Ken Flach were the defending champions but lost in the quarterfinals to Patty Fendick and Andy Kohlberg.
Document 11: 2007 Open 13 – Doubles: Martin Damm and Radek Štěpánek were the defending champions. Damm did not participate this year. Štěpánek partnered with Mahesh Bhupathi, but withdrew from the first round.
Document 12: 2005 Qatar Open – Doubles: Martin Damm and Cyril Suk were the defending champions. Damm partnered with Jared Palmer, losing in the first round. Suk partnered with Pavel Vízner, losing in the quarterfinals.
Document 13: 1983 Australian Open – Women's Singles: First-seeded Martina Navratilova defeated ninth-seeded Kathy Jordan 6–2, 7–6 in the final to win the Women's Singles title at the 1983 Australian Open tennis tournament. The tournament was played on grass courts at the Kooyong Stadium in Melbourne from 29 November through 11 December 1983. Navratilova earned $75,000 prize money for winning the title, her 8th career Grand Slam singles title and her 2nd title at the Australian Open after 1981. She improved her year record to 86 wins and 1 loss. This tournament was also notable for being the first Australian Open in which Steffi Graf appeared in the main draw, and the last time that Billie Jean King appeared in the main singles draw of a grand slam.
Document 14: 2002 Legg Mason Tennis Classic – Doubles: Martin Damm and David Prinosil were the defending champions but only Damm competed that year with Cyril Suk.
Document 15: Martina Hingis: Martina Hingis (born 30 September 1980) is a Swiss professional tennis player, a former world No. 1 singles player and currently ranked world No. 2 in doubles by the WTA. She has spent a total of 209 weeks as the singles No. 1 and has won five Grand Slam singles titles, thirteen Grand Slam women's doubles titles, winning a calendar-year doubles Grand Slam in 1998, and seven Grand Slam mixed doubles titles; for a combined total of twenty-five major titles. In addition, she has won the season-ending WTA Championships two times in singles and three times in doubles, and an Olympic silver medal.
ground_truth: yes