Question: Are Sherwood Stewart and Ekaterina Makarova from the same country?

full_context: Document 1: David Sherwood: David Sherwood is a tennis coach and former British tennis player. In his only live Davis Cup match, Sherwood played doubles with Andy Murray beating the Israeli World No 4 doubles team of Jonathan Erlich and Andy Ram,
Document 2: Lucie Šafářová career statistics: This list summarizes the main career statistics of Czech professional tennis player Lucie Šafářová. To date, Šafářová has won seven WTA singles titles and fifteen WTA doubles titles including five Grand Slam doubles titles with Bethanie Mattek-Sands at the 2015 Australian Open and French Open,; the 2016 US Open and 2017 Australian Open and French Open. Other highlights of Šafářová's career thus far include winning the 2015 Qatar Total Open, reaching the final of the 2015 French Open and making quarterfinal and semifinal appearances at the 2007 Australian Open and 2014 Wimbledon Championships, respectively. Šafářová achieved career high singles and doubles rankings of World No. 5 and World No. 2 on 14 September 2015 and 30 January 2017.
Document 3: Betty Stöve: Betty Stöve (born 24 June 1945) is a Dutch former professional tennis player. She is best remembered for reaching the ladies' singles final at Wimbledon in 1977. She also won ten Grand Slam titles in women's doubles and mixed doubles.
Document 4: Maria Kirilenko: Maria Yuryevna Kirilenko-Stepanova (Russian: Мари́я Ю́рьевна Кириле́нко ; ] ; born 25 January 1987) is a Russian tennis player. Kirilenko won the 2002 U.S. Open Girls' Singles and won her first WTA Tour title in 2005, defeating Anna-Lena Grönefeld in the China Open. She has reached three Grand Slam singles quarterfinals, at the 2010 Australian Open the 2012 Wimbledon Championships and the 2013 French Open. In doubles, she has reached two Grand Slam doubles finals, at the 2011 Australian Open and the 2012 French Open, won the 2012 WTA Tour Championships and was a bronze medalist at the 2012 London Olympics. In June 2013, Kirilenko reached her career high ranking of World No. 10.
Document 5: Vera Zvonareva: Vera Igorevna Zvonareva (Russian: Ве́ра И́горевна Звонарёва ; ] ; born 7 September 1984) is a Russian professional tennis player. She was introduced to tennis at the age of six and turned professional in 2000. Her career high is world No. 2 by the WTA. Zvonareva has won twelve WTA Tour singles titles and reached the finals of the 2008 WTA Tour Championships, 2010 Wimbledon Championships, and 2010 US Open. She also was a bronze medalist at the 2008 Beijing Olympics. In doubles, she has won four Grand Slam titles. Two of the titles came in women's doubles, the first one at the 2006 US Open, partnering Nathalie Dechy, and the other at the 2012 Australian Open, partnering Svetlana Kuznetsova. Her other two came in mixed doubles, the first at the 2004 US Open, partnering Bob Bryan, and her second at the 2006 Wimbledon Championships, partnering Andy Ram.
Document 6: Gilbert Shea: Gilbert Shea (born 5 October 1928) is a former American tennis player. Although born in Oregon, Shea and his family moved to California when he was three years old. He started playing tennis when he was around eight years old. Big serving Shea was ranked as high as number 4 in the U. S. in 1957. Making his Grand Slam debut at the U. S. championships in 1948, Shea lost in round three to Jaroslav Drobny. In 1949 he lost in round two to Edward Moylan and in 1950 lost in round one to Hugh Stewart. At the 1952 U. S. Championships, Shea lost in round three to Mervyn Rose. In 1953 he lost in round three to Arthur Larsen. At Roland Garros in 1954 Shea lost in round three to Jaroslav Drobny. At Wimbledon, he lost in the last 16 to Rex Hartwig. At the U. S. Championships, he beat Luis Ayala before losing in round three to Moylan. At Wimbledon 1955, Shea beat Vic Seixas and Adrian Quist before losing in the last 16 to Nicola Pietrangeli. He lost in round one of the U. S. championships. At the 1956 Australian championships, Shea beat a young Roy Emerson (who won 6 titles in the 1960s) before losing in the quarter finals to Neale Fraser. Shea lost in round two of Wimbledon. He reached the last 16 at U. S. championships, losing to Fraser. In 1957 Shea lost in round two of Roland Garros, round one of Wimbledon and round three at U. S. championships. Shea then lost in round one of Wimbledon 1958 and round two at U. S. championships in 1959 and then retired. In later life he played a lot of golf recreationally.
Document 7: Elena Vesnina: Elena Sergeyevna Vesnina (Russian: Еле́на Серге́евна Веснина́ ] ; born 1 August 1986) is a Russian professional tennis player. Her career-high rankings are world No. 13 in singles and World No. 3 in doubles. Vesnina is a four-time Grand Slam champion in doubles competition, having won the 2013 French Open, 2014 US Open, and 2017 Wimbledon Championship tournaments with Ekaterina Makarova, and the 2016 Australian Open mixed doubles title with Bruno Soares.
Document 8: Svetlana Kuznetsova: Svetlana Aleksandrovna Kuznetsova (Russian: Светла́на Алекса́ндровна Кузнецо́ва ; ] ; born 27 June 1985) is a Russian tennis player. Kuznetsova has appeared in four Grand Slam singles finals, winning two, and has also appeared in seven doubles finals, winning twice. As a doubles player, Kuznetsova has reached the finals of each Grand Slam at least once, winning the Australian Open twice. She is currently the No. 8 ranked player on the WTA rankings.
Document 9: Ekaterina Makarova: Ekaterina Valeryevna Makarova (Russian: Екатери́на Вале́рьевна Мака́рова ; ] ; born on 7 June 1988) is a Russian professional tennis player. She achieved her career-high ranking of number 8 on 6 April 2015. Her best Grand Slam singles results have come at the 2014 US Open and the 2015 Australian Open where she reached the semifinals on both occasions. Makarova is a four-time Grand Slam champion in doubles competition, having won the 2012 US Open mixed doubles tournament with Bruno Soares, and the 2013 French Open, the 2014 US Open and 2017 Wimbledon Championships with Elena Vesnina.
Document 10: Sherwood Stewart: Sherwood Stewart (born June 6, 1946, in Goose Creek, Texas, United States) played amateur and professional tennis in the 1970s and 1980s. Stewart was ranked as high as No. 60 in the world in singles on the ATP Rankings on December 31, 1978, and No. 4 in doubles on January 3, 1983.
Document 11: 2015 US Open – Women's Doubles: Ekaterina Makarova and Elena Vesnina were the defending champions, but Makarova decided not to participate. Vesnina played alongside Eugenie Bouchard, but they withdrew from their second round match because of a concussion sustained by Bouchard.
Document 12: Allan Stone: Allan Stone (born 14 October 1945) played amateur and professional tennis in the 1960s and 1970s. He was ranked as high as World No. 38 in singles on the ATP Rankings in April 1975.
Document 13: Fred McNair: Frederick V. McNair IV (born July 22, 1950 in Washington, D.C.) is a former professional tennis player from the United States who reached the World No. 1 doubles ranking in 1976. That year, he teamed up with Sherwood Stewart to capture the men's doubles titles at French Open, the German Open and the Masters. McNair was also a mixed doubles runner-up at the French Open in 1981, partnering Betty Stöve. In 1978, he was a member of the US team that won the Davis Cup. In nine years on the professional tour, McNair won 16 doubles titles. His career-high singles ranking was World No. 67.
Document 14: 2013 US Open – Mixed Doubles: Ekaterina Makarova and Bruno Soares were the defending champions, but Makarova decided not to participate. Soares played with Anabel Medina Garrigues, but lost to Abigail Spears and Santiago González in the semifinals.<br>
Document 15: Jonathan Stark (tennis): Jonathan Stark (born April 3, 1971) is a former professional tennis player from the United States. During his career he won two Grand Slam doubles titles (the 1994 French Open Men's Doubles and the 1995 Wimbledon Championships Mixed Doubles). Stark reached the World No. 1 doubles ranking in 1994.
ground_truth: no