Question: Who was the Swiss professional tennis player who made it the the semi finals in The 1999 French Open – Women's Singles? 
Context: This is a list of the main career statistics of Swiss professional tennis player, Stan Wawrinka.  To date, Wawrinka has won sixteen ATP singles titles, including three Grand Slam singles titles at the 2014 Australian Open, the 2015 French Open, and the 2016 US Open, and one ATP Masters 1000 title at the 2014 Monte-Carlo Rolex Masters.  He was also a semifinalist at the 2013 US Open, the 2015 Australian Open, the 2015 US Open, and the 2013, 2014 and 2015 ATP World Tour Finals.  He also has reached the quarterfinals at 2014 and 2015 Wimbledon.  Wawrinka also won a gold medal partnering Roger Federer in men's doubles for Switzerland in the 2008 Summer Olympics in Beijing, beating Swedish team Simon Aspelin and Thomas Johansson.  In 2014 Wawrinka was part of the Swiss National Team, winning the Davis Cup for the first time. Kirstin Freye-Menzler (born 29 May 1975 in Herford) is a German professional tennis player.  She took part in the 2002 Al Habtoor Tennis Challenge and was the champion in doubles.  Freye-Menzler has never won a singles event and has only won one other doubles title on the ITF circuit.  However, Freye-Menzler has played doubles on the WTA tour, reaching the last 16 of the Australian Open (her best result at a Grand Slam), and the semi finals in Quebec City (her best result on the WTA tour). Clifford Sproule (1905–1981) was an Australian tennis player and administrator.  As a player he reached the semi finals of the Australian Championships singles.  Sproule played Davis Cup, then was a manager of the Australian team and later still a referee.  He was also President of the New South Wales Tennis Association.  In 1976 he was awarded the OBE for services to tennis.  Making his debut in the Australian men's singles, Sproule lost in the opening round in 1926 to Garton Hone.  He lost in the second round in 1928 to Jean Borotra.  He reached the quarter finals in 1930 and 1931 (losing both to Jack Crawford).  In 1932 Sproule beat Don Turnbull and James Willard before losing in the semi finals to Crawford.  At Wimbledon he lost in the second round on the three occasions he competed in the singles in 1932, 1936 and 1937. 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. The 1999 French Open – Women's Singles was the women's singles event of the ninety-eighth edition of the French Open.  Arantxa Sánchez Vicario was the defending champion, but she was knocked out by Martina Hingis in the semifinals. George Caner (1894–1984) was an American tennis player.  He was often referred to as G. Colket Caner.  After losing his opening match at the U. S. championships in 1910, Caner reached the last 16 in 1911.  He lost early in 1912, 1913 and 1915.  In 1920, Caner reached the semi finals, where he took a set off defending champion Bill Johnston.  In the match between Johnston and Caner, Caner was the steadier player and fought hard, but Johnston was brilliant in patches, which were enough to see him to victory in four sets.  The correspondent in The Brooklyn Daily Eagle commented that it was "astonishing that a player of Caner's ability has been able to reach the semi finals of the national championship", concluding that the reason for this had been a "soft" draw.  At Wimbledon 1922, Caner lost in the third round.  Caner also played golf and football . Carlos Fernandes (1936-) is a retired Brazilian tennis player.  He had a good all-round game with excellent passing shots and moved fast around the court.  Fernandes had a reputation for being a charismatic ladies man.  He later became a coach.  He made his Grand Slam debut at Wimbledon 1957, losing in the opening round to Jorgen Ulrich.  At Roland Garros in 1958, Fernandes lost in round one to Pierre Darmon.  At Wimbledon he lost in round one to Butch Buchholz.  At 1959 French Open, Fernandes lost in round three to Jacques Brichant.At Wimbledon he lost in round two to Neale Fraser.  At French Open 1960, Fernandes lost in round three to Bobby Wilson and at Wimbledon lost in round two to Wolfgang Stuck.  At 1961 French Open, Fernandes achieved his best Grand Slam singles result by beating Pierre Darmon and Bob Hewitt before losing to Jan-Erik Lundquist in the quarter finals.  He lost in round two of Wimbledon to Wilson.  At Roland Garros 1962, Fernandes lost to Lundquist in round two.  At Wimbledon he lost in round one to Neale Fraser's brother John.  At 1963 French Open he lost in round one to Christian Duxin.  In round one of Wimbledon he led a young Arthur Ashe by two sets to 0, but lost in five sets.  At Wimbledon 1964 he lost in round two to Gene Scott.  An ankle injury in 1964 took its' toll and Fernandes played less after that.  As Open tennis arrived, Fernandes was reaching the end of his career.  He lost in round one of 1968 French Open to Bernard Montrenaud.  At Wimbledon he lost in round one to Mike Sangster. Jorge Lozano (born 17 May 1963 in San Luis Potosí) is a retired professional tennis player from Mexico.  He reached his highest doubles ranking of World No. 4 in August 1988.  His highest singles ranking was World No. 51, achieved the following month.  During his career, he won two mixed doubles titles at the French Open: in 1990 with Arantxa Sánchez, and in 1988 with Lori McNeil.  He reached the round of 16 in singles at the 1988 US Open and also the semifinal in doubles that same year.  Qualified twice for the Doubles Masters at the Royal Albert Hall in London and reached the semifinals in 1988.  In his career, he won nine doubles titles, but no singles titles.  He turned professional in 1986, and in his career, he won $U.S.739,424 in prize money.  He was the first player to be beaten by Pete Sampras in the main draw of a Grand Slam tournament, at the French Open in 1989.  In Davis Cup play, represented Mexico for 15 years, 1981–1995, won 12 doubles matches, and lost 12 as well.  He lost 11 singles matches, and won 8, making his overall win / loss record at the Davis Cup 20–23.  Lozano won his first title at Forest Hills in 1988, with his partner Todd Witsken, and won his last at Athens in 1993.  He resides in Guadalajara, Mexico where he directs a tennis academy for kids and also coaches the men and women tennis team at the University Tec de Monterrey.  He is currently the captain of the Mexican Davis Cup Team. Elena Viacheslavovna Dementieva (Russian: Еле́на Вячесла́вовна Деме́нтьева , ] ; born 15 October 1981) is a retired Russian tennis player.  Dementieva won the singles gold medal at the 2008 Olympics in Beijing, having previously won the silver medal at the 2000 Olympics in Sydney.  She won 16 WTA singles titles, reached the finals of the 2004 French Open and 2004 US Open and reached seven other Grand Slam semi finals.  Dementieva was also part of the Russian team that won the 2005 Fed Cup, won the 2002 WTA Championship doubles with Janette Husárová and was the runner-up in two US Open doubles finals – in 2002 with Husárová and in 2005 with Flavia Pennetta.  Dementieva achieved a career-high ranking of World No. 3, which was accomplished on 6 April 2009.  She announced her retirement on 29 October 2010, after her final match at the 2010 WTA Tour Championships.  Dementieva ended her career ranked World No. 9 and between 2003 and 2010 she only ended one year, in 2007, outside the top 10. Stanislas Wawrinka (] ; born 28 March 1985) is a Swiss professional tennis player.  Professionally called "Stan", he reached a career-high Association of Tennis Professionals (ATP) world No. 3 singles ranking for the first time on 27 January 2014.  His career highlights include three Grand Slam titles at the 2014 Australian Open, 2015 French Open and 2016 US Open, where he defeated the world No. 1 player in the final on all three occasions, reaching the final of the 2017 French Open, winning an ATP World Tour Masters 1000 title at the Monte-Carlo Masters in 2014, and reaching three other finals at 2008 Rome, 2013 Madrid and 2017 Indian Wells.  He is sometimes considered as part of the newly established "Big Five", an expansion of the Big Four, which already consists of Roger Federer, Rafael Nadal, Novak Djokovic and Andy Murray.
Answer: Martina Hingis