title: Athletic DNA
Leoš Friedl
2005 Australian Open – Mixed Doubles
Challenge of Champions
Menno Oosting
2006 NASDAQ-100 Open – Women's Doubles
1968 Wimbledon Championships – Men's Singles
Virginia Slims Circuit
Liezel Huber
2005 WTA German Open – Doubles
sentences: Athletic DNA (ADNA) is an American sports apparel company.
 Founded in Seattle in 2007, ADNA began by training young tennis athletes, which evolved into sponsoring Select Junior Tennis players, and then expanded to manufacturing clothing for youth and adult tennis players.
 ADNA has since spread to professional tennis, and currently sponsors players on the ATP Tour & WTA Tour.
Leoš Friedl (born 1 January 1977 in Jindřichův Hradec) is an inactive Czech professional tennis player best known for his doubles play with František Čermák.
 He is coached by Lubomir Gerla.
 During his career, Friedl won 16 top-level doubles titles and the 2001 Wimbledon mixed doubles title with Daniela Hantuchová, where they beat Mike Bryan and Liezel Huber, 4–6, 6–3, 6–2.
Samantha Stosur and Scott Draper defeated Liezel Huber and Kevin Ullyett in the final 6–2, 2–6, 10–6 to win the mixed doubles title at the 2005 Australian Open tennis tournament.
The "Challenge of Champions" was created to be one of the richest prize money tennis events in the world.
 Created by Leo E. Fenn III in 1985 as an Invitation Only Tennis Tournament which would feature daily matches which were the equivalent to the Finals of the US Open or Wimbledon.
 It was usually held before the Masters and invited only the top eight men's tennis players in the world according to their rankings on the ATP poll.
 In 1985, creator & founder 24-year-old Leo E. Fenn III partnered with 28-year-old Mark Myden to form a company called Special Events Productions.
 SEP produced the "Challenge of Champions" Tournament which became a major player in professional tennis.
 These two entrepreneurs became the youngest producers in history of professional tennis.
 Leo & Mark acquired major fortune 500 corporate sponsors such as AT&T, VISA, Cadillac, Fila Sportswear, DeBeers Diamonds as well as negotiated two days of live weekend television coverage on NBC.
 Their title sponsorship package sold to AT&T was the largest single vent sponsorship package in professional tennis that year.
 Leo negotiated with the brand new Thomas Mack Center Arena in Las Vegas to host the inaugural event.
 The event rights were eventually sold to Pro Serve and concluded following the 1989 Challenge.
Menno Oosting (17 May 1964 – 22 February 1999) was a professional tennis player from the Netherlands, who won seven ATP Tour doubles titles out of 18 finals in his career.
The Doubles Tournament at the 2006 NASDAQ-100 Open took place between March 20 and April 6 on the outdoor hard courts of the Tennis Center at Crandon Park in Key Biscayne, United States.
 Lisa Raymond and Samantha Stosur won the title, defeating Liezel Huber and Martina Navratilova in the final.
Rod Laver defeated Tony Roche 6–3, 6–4, 6–2 in the final to win the Gentlemen's Singles title at the 1968 Wimbledon Championships.
 It was Laver's third Wimbledon title, and his seventh grand slam overall.
 This was the first year when professional tennis players were allowed to compete at the Wimbledon Championships.
 Previously only amateur tennis players could compete.
The Virginia Slims Circuit was a tennis tour consisting of a group of originally nine female professional players.
 Formed in 1970, the Virginia Slims Circuit eventually became the basis for the later named WTA Tour.
 The players, dubbed the "Original 9", rebelled against the United States Lawn Tennis Association (USLTA) due to the wide inequality between the amount of prize money paid to male tennis players and to female tennis players.
Liezel Huber (née Horn; born 21 August 1976) is a South African-American retired tennis player who represents the United States internationally.
 Huber has won four Grand Slam titles in women's doubles with partner Cara Black, one with Lisa Raymond, and two mixed doubles titles with Bob Bryan.
 On 12 November 2007, she became the co-World No. 1 in doubles with Cara Black.
 On 19 April 2010, Huber became the sole No. 1 for the first time in her career.
The Doubles Tournament at the 2005 Qatar Total German Open took place between May 2 and May 8 on the outdoor clay courts of the Rot-Weiss Tennis Club in Berlin, Germany.
 Elena Likhovtseva and Vera Zvonareva won the title, defeating Cara Black and Liezel Huber in the final.

Question: Question: Were Menno Oosting and Liezel Huber both professional tennis players? 

 Your answer will be verified with exact match score. To ensure correct verification, only provide the answer within the <answer> </answer> tags. Do not put any sentences or reasoning process within the <answer> </answer> tags. 

Supporting Information: Paragraph 0 

 Athletic DNA (ADNA) is an American sports apparel company.
 Founded in Seattle in 2007, ADNA began by training young tennis athletes, which evolved into sponsoring Select Junior Tennis players, and then expanded to manufacturing clothing for youth and adult tennis players.
 ADNA has since spread to professional tennis, and currently sponsors players on the ATP Tour & WTA Tour. 

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Paragraph 1 

 Samantha Stosur and Scott Draper defeated Liezel Huber and Kevin Ullyett in the final 6–2, 2–6, 10–6 to win the mixed doubles title at the 2005 Australian Open tennis tournament. 

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Paragraph 2 

 Menno Oosting (17 May 1964 – 22 February 1999) was a professional tennis player from the Netherlands, who won seven ATP Tour doubles titles out of 18 finals in his career. 

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Paragraph 3 

 The Doubles Tournament at the 2006 NASDAQ-100 Open took place between March 20 and April 6 on the outdoor hard courts of the Tennis Center at Crandon Park in Key Biscayne, United States.
 Lisa Raymond and Samantha Stosur won the title, defeating Liezel Huber and Martina Navratilova in the final. 

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Paragraph 4 

 Rod Laver defeated Tony Roche 6–3, 6–4, 6–2 in the final to win the Gentlemen's Singles title at the 1968 Wimbledon Championships.
 It was Laver's third Wimbledon title, and his seventh grand slam overall.
 This was the first year when professional tennis players were allowed to compete at the Wimbledon Championships.
 Previously only amateur tennis players could compete. 

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Paragraph 5 

 The Virginia Slims Circuit was a tennis tour consisting of a group of originally nine female professional players.
 Formed in 1970, the Virginia Slims Circuit eventually became the basis for the later named WTA Tour.
 The players, dubbed the "Original 9", rebelled against the United States Lawn Tennis Association (USLTA) due to the wide inequality between the amount of prize money paid to male tennis players and to female tennis players. 

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Paragraph 6 

 Liezel Huber (née Horn; born 21 August 1976) is a South African-American retired tennis player who represents the United States internationally.
 Huber has won four Grand Slam titles in women's doubles with partner Cara Black, one with Lisa Raymond, and two mixed doubles titles with Bob Bryan.
 On 12 November 2007, she became the co-World No. 1 in doubles with Cara Black.
 On 19 April 2010, Huber became the sole No. 1 for the first time in her career. 

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Paragraph 7 

 The Doubles Tournament at the 2005 Qatar Total German Open took place between May 2 and May 8 on the outdoor clay courts of the Rot-Weiss Tennis Club in Berlin, Germany.
 Elena Likhovtseva and Vera Zvonareva won the title, defeating Cara Black and Liezel Huber in the final. 

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Answer: yes