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

Context paragraphs:
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.

Nigel Sears: Nigel Sears (born 4 April 1957) is a British tennis coach, best known for coaching former top five players Amanda Coetzer, Daniela Hantuchová and Ana Ivanovic during his long career.  He is currently the coach of Ekaterina Makarova.

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>

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.

2013 French Open – Women's Doubles: Sara Errani and Roberta Vinci were the defending champions, but lost in the final to Ekaterina Makarova and Elena Vesnina 5–7, 2–6.

2009 China Open – Women's Doubles: Anabel Medina Garrigues and Caroline Wozniacki were the defending champion, but Wozniacki chose not to participate this year.Medina Garrigues partnered with Virginia Ruano Pascual, but they lost in the second round against Anastasia Pavlyuchenkova and Yanina Wickmayer. Hsieh Su-Wei and Peng Shuai won in the final 6-3, 6-1 against Alla Kudryavtseva and Ekaterina Makarova.

2013 China Open – Women's Doubles: Ekaterina Makarova and Elena Vesnina were the defending champions, but Makarova withdrew due to injury.  Vesnina was scheduled to partner with Marina Erakovic, but Erakovic withdrew before the first round for personal reasons. <br>

2012 US Open – Mixed Doubles: Melanie Oudin and Jack Sock were the defending champions but lost to Sania Mirza and Colin Fleming in the second round.  <br> Kim Clijsters played her last professional match, in any format, losing in the second round with Bob Bryan to Ekaterina Makarova and Bruno Soares.  Unseeded pair Makarova and Soares ended up winning the title after defeating fourth seeds Květa Peschke and Marcin Matkowski in the final 6–7, 6–1, [12–10].

2013 Kremlin Cup – Women's Doubles: Ekaterina Makarova and Elena Vesnina were the defending champions, but Makarova withdrew due to injury.  Vesnina partnered up with Daniela Hantuchová, but they retired in the quarterfinals due to Hantuchová's injury. <br>

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.

Supporting paragraphs: Sherwood Stewart Ekaterina Makarova
Answer: no