top ten; she had a career high doubles ranking of No. 88 in the world, achieved on 1 August 2016. Konta won four WTA singles titles, including a Premier Mandatory title at the 2017 Miami Open, and became the first British woman to win a singles title on home soil since Sue Barker did so in 1981, doing so at the 2021 Nottingham Open. She reached the quarterfinals or better at all four Grand Slams, including reaching the semifinals at the 2016 Australian Open, 2017 Wimbledon Championships, and the 2019 French Open. Konta announced her retirement on 1 December 2021, after suffering from a long-term knee injury, and a rankings slide to No. 113 in the world. Alla Kudryavtseva (born 3 November 1987 in Moscow, Russia) turned professional in 2005 and reached a career high ranking of No. 56 in singles and No. 15 in doubles. Kudryavtseva reached two WTA singles finals during her career, winning one of them at the 2010 Tashkent Open. She was better known for her doubles prowess, winning nine doubles titles throughout her career, and reached the quarterfinals in women's doubles events at the Australian Open, Wimbledon Championships, and the US Open. She announced that she had retired from the sport on Instagram, on 2 November 2021. Yaroslava Shvedova (born 12 September 1987 in Moscow, Russia), turned professional in September 2005, representing Russia; Shvedova switched representation to Kazakhstan in 2008. She reached a career-high singles ranking of No. 25 in the world on 29 October 2012; she attained a career-high doubles ranking of No. 3 in the world on 22 February 2016. She reached two WTA singles finals, winning her only title at the 2007 Bangalore Open; she also reached the quarterfinals of three Grand Slam events in singles, at the 2010 and 2012 French Opens, and the 2016 Wimbledon Championships. Known for her doubles prowess, Shvedova won 13 WTA doubles titles, including two Grand Slam titles at the 2010 Wimbledon Championships and 2010 US Open, partnering Vania King; she also reached four further Grand Slam doubles finals, and reached the final of the 2010 French Open in Mixed Doubles partnering Julian Knowle. Shvedova holds the distinction of being the only player in tennis history to score a golden set in a Grand Slam main match; she achieved this feat in her third round match against then-world No. 10 Sara Errani at the 2012 Wimbledon