Question: The athlete that defeated Martina Hingis in the The 1999 Italian Open current holds what WTA singles rating?

full_context: Document 1: Roberta Vinci: Roberta Vinci (] ; born 18 February 1983) is an Italian tennis player. Up until 6 April 2015, she held the position of World No. 1 in doubles, while reaching a career-high of World No. 7 in singles in May 2016. She is the fourth Italian woman to have reached the top 10 in singles, together with Flavia Pennetta, Francesca Schiavone and Sara Errani. At 33 years and 4 days old, she is also the oldest ever player to make her first appearance in the Top 10.
Document 2: Venus Williams: Venus Ebony Starr Williams (born June 17, 1980) is an American professional tennis player who is currently ranked world No. 5 in the WTA singles rankings. She is generally regarded as one of the all-time greats of women's tennis and, along with younger sister Serena Williams, is credited with ushering in a new era of power and athleticism on the women's professional tennis tour.
Document 3: 1999 Italian Open – Women's Doubles: The 1999 Italian Open – Doubles was the doubles event of the fifty-fifth edition of the tennis tournament played at Rome, Italy, the most prestigious tennis tournament in Southern Europe. It was the fifth WTA Tier I tournament of the year, and part of the European claycourt season. Virginia Ruano Pascual and Paola Suárez were the defending champions, but lost to Martina Hingis and Anna Kournikova in the quarterfinals.
Document 4: 1999 Australian Open – Women's Doubles: The 1999 Australian Open – Women's Doubles was the women's dobules event of the eighty-seventh edition of the Australian Open, the first Grand Slam of the year and the most prestigious tournament in the Asia-Pacific and the Southern Hemisphere. Martina Hingis and Mirjana Lučić were the defending champions, but Hingis competed with Russian Anna Kournikova, and Lučić competed with Frenchwoman Mary Pierce. Lučić and Pierce were defeated in the first round by Christina Singer and Helena Vildová.<br>
Document 5: Serena Williams: Serena Jameka Williams (born September 26, 1981) is an American professional tennis player. The Women's Tennis Association (WTA) has ranked her world No. 1 in singles on eight occasions, from 2002 to 2017. She became the world No. 1 for the first time on July 8, 2002. On the sixth occasion, she held the ranking for 186 consecutive weeks, tying the record set by Steffi Graf for the most consecutive weeks as world No. 1 by a female tennis player. In total, she has been world No. 1 for 319 weeks, which ranks her third in the Open Era among female tennis players. Some commentators, players and sports writers regard her as the greatest female tennis player of all time.
Document 6: 1999 Italian Open (tennis): The 1999 Italian Open was a tennis tournament played on outdoor clay courts. It was the 56th edition of the Italian Open, and was part of the ATP Super 9 of the 1999 ATP Tour, and of the Tier I Series of the 1999 WTA Tour. Both the men's and the women's events took place at the Foro Italico in Rome, Italy.
Document 7: 1999 Italian Open – Women's Singles: The 1999 Italian Open – Singles was the singles event of the fifty-fifth edition of the tennis tournament played at Rome, Italy, the most prestigious tennis tournament in Southern Europe. It was the fifth WTA Tier I tournament of the year, and part of the European claycourt season. Martina Hingis was the defending champion but lost in the semifinals to Venus Williams.
Document 8: 1999 French Open – Women's Doubles: Martina Hingis and Jana Novotná were the defending champions, but they did not compete together this year. Novotná instead partnered with Natasha Zvereva as the first seed, whereas Hingis partnered with Anna Kournikova as the second seed. Novotná and Zvereva retired in their quarterfinal match against Lindsay Davenport and Mary Pierce, but Hingis and Kournikova reached the final where they lost to American sisters Serena and Venus Williams, 6–3, 6–7, 8–6. This was the first Grand Slam for the Williams sisters and would be their first step towards completing a Career Golden Slam in doubles.
Document 9: 1999 Italian Open – Men's Singles: The 1999 Italian Open was a tennis tournament played on outdoor clay courts. It was the 56th edition of the Italian Open, and was part of the ATP Super 9 of the 1999 ATP Tour, and of the Tier I Series of the 1999 WTA Tour. Both the men's and the women's events took place at the Foro Italico in Rome, Italy.
Document 10: Williams sisters: The Williams sisters are two professional American tennis players: Venus Williams (b. 1980), a seven-time Grand Slam title winner (singles), and Serena Williams (b. 1981), twenty-three-time Grand Slam title winner (singles), both of whom were coached from an early age by their parents Richard Williams and Oracene Price. There is a noted professional rivalry between them – between the 2001 US Open and the 2017 Australian Open tournaments, they met in nine Grand Slam singles finals. They became the first two players, female or male, to play in 4 consecutive grand slam singles finals from the 2002 French Open to the 2003 Australian Open; Serena famously won all 4 to complete the first of two "Serena Slams". Between 2000 and 2016, a 17-year span, they collectively won 12 Wimbledon singles titles (Venus won 5 and Serena won 7). By winning the 2001 Australian Open women's doubles title, they became the 5th pair to complete the Career Doubles Grand Slam and the only pair to complete the Career Doubles Golden Slam. At the time, Venus and Serena were only 20 and 19 years old, respectively. Since then they have gone on to add another two Olympic gold medals in the 2008 Beijing Olympics and the 2012 London Olympics. Nearly a decade later, the duo would go on to win 4 consecutive grand slam doubles titles from 2009 Wimbledon through 2010 Roland Garros, which would catapult them to co-No. 1 doubles players on 7 June 2010. Two weeks later, on 21 June 2010, Serena would hold the No. 1 singles ranking and Venus would be right behind her at No. 2 in singles. Their most recent grand slam doubles titles came at the 2012 Wimbledon & 2016 Wimbledon events. They remain very close, often watching each other's matches in support, even after one of them has been knocked out of a tournament.
Document 11: Lindsay Davenport: Lindsay Ann Davenport Leach (born June 8, 1976) is an American former professional tennis player. She was ranked World No. 1 on eight different occasions, for a total of 98 weeks. Davenport is one of five women who have been the year-end World No. 1 at least four times (1998, 2001, 2004, and 2005) since 1975; the others are Chris Evert, Steffi Graf, Martina Navratilova and Serena Williams. She has achieved the No. 1 ranking in doubles as well.
Document 12: List of WTA number 1 ranked tennis players: The list of WTA number 1 ranked players shows the professional women's tennis players who have been or currently are ranked world No. 1 by the Women's Tennis Association, along with the dates of first reaching and losing that spot. Since the WTA began producing computerized rankings on November 3, 1975, 24 women have reached the highest singles ranking and 35 women the highest doubles ranking. The WTA Rankings are a merit-based method for determining the rankings in women's tennis and the WTA releases ranking points weekly based on how players fared during the previous 52 weeks.
Document 13: Garbiñe Muguruza: Garbiñe Muguruza Blanco (] ; born 8 October 1993) is a Spanish-Venezuelan tennis player who is currently ranked world No. 1 in singles by the Women's Tennis Association (WTA). Since turning professional in 2012, she has won five singles titles, including two majors at the 2016 French Open and the 2017 Wimbledon Championships.
Document 14: 1999 Wimbledon Championships – Women's Doubles: The 1999 Wimbledon Championships – Women's Doubles was the women's doubles event of the hundred-and-thirteenth edition of Wimbledon, the third Grand Slam of the year, the most prestigious tournament on grass courts, and the oldest tennis tournament in the world. Martina Hingis and Jana Novotná were the defending champions but only Novotná competed that year with Natasha Zvereva. Novotná and Zvereva lost in the semifinals to Mariaan de Swardt and Elena Tatarkova.
Document 15: 1999 Italian Open – Men's Doubles: The 1999 Italian Open was a tennis tournament played on outdoor clay courts. It was the 56th edition of the Italian Open, and was part of the ATP Super 9 of the 1999 ATP Tour, and of the Tier I Series of the 1999 WTA Tour. Both the men's and the women's events took place at the Foro Italico in Rome, Italy.
ground_truth: No. 5