Question: Do athletes Thomaz Koch and Jack Sock play the same professional sport?

full_context: Document 1: Carlos Fernandes (tennis): 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.
Document 2: Janko Tipsarević: Janko Tipsarević (, ] ; born 22 June 1984) is a Serbian professional tennis player. His career-high singles ranking is world No. 8, achieved on 2 April 2012. In his career, he has won four ATP World Tour titles, one ATP doubles title, three Futures, and 15 Challenger titles. Tipsarević also won the 2001 Australian Open Junior title. Tipsarević has achieved two victories over a World No. 1 player, having defeated compatriot Novak Djokovic twice. He also has thirteen victories against other players in the top 10: four wins against Tomáš Berdych, and one each against Fernando González, Mikhail Youzhny, David Ferrer, James Blake, Gaël Monfils, Andy Murray and Juan Mónaco. He holds victories over former World No. 1 players Carlos Moyá, Marat Safin, Lleyton Hewitt, Juan Carlos Ferrero and Andy Roddick. His best results at a Grand Slam have been reaching the quarterfinals at the US Open in 2011 and 2012. He is only the second Serb to reach the final 16 at all four different grand slams.
Document 3: Andy Roddick: Andrew Stephen Roddick (born August 30, 1982) is an American former professional tennis player from the US.
Document 4: John Isner: John Robert Isner (born April 26, 1985) is an American professional tennis player who is currently ranked world No. 17 in men's singles by the Association of Tennis Professionals (ATP). Considered one of the best servers of the ATP World Tour, Isner achieved his career-high singles ranking of world No. 9 in April 2012. In 2013, he became the 18th player to serve more than 5,000 aces on the ATP World Tour. He currently has 4th-most aces in the history of ATP, having served more than 8,800 aces. At the 2010 Wimbledon Championships, he played the longest professional tennis match in history, defeating Nicolas Mahut in a total of 11 hours and 5 minutes of play over the course of three days. He also played the then 10th-longest singles match, a 5-hour 41-minute encounter in the second round of the 2012 French Open.
Document 5: Melanie Oudin: Melanie Oudin (born September 23, 1991) is a former American tennis player and former world junior No. 2. She was a member of the American Fed Cup team from 2009 to 2011 and winner of the 2011 US Open mixed doubles title, with fellow American player Jack Sock.
Document 6: Vasek Pospisil: Vasek Pospisil (, ] ; born June 23, 1990) is a Canadian professional tennis player. He is the No. 3 male ranked player in Canada, after Milos Raonic and Denis Shapovalov. Pospisil has a career-high World singles ranking of 25, and No. 4 in doubles. As Canada's currently ranked No. 3 in singles and No. 3 in doubles, he is an important member of the Canada Davis Cup team. Along with partner Jack Sock, he won the 2014 Wimbledon Championships and the 2015 Indian Wells Masters men's doubles titles. He also reached the quarterfinals in singles at the 2015 Wimbledon Championships.
Document 7: Thomas Emmrich: Thomas Emmrich (born 21 July 1953) is a former tennis player for East Germany. Between 1970 and 1988, Emmrich won 47 German Democratic Republic (GDR) titles (16 singles and 31 in the doubles and mixed). Unfortunately, he entered the tennis scene after the GDR had decided to promote only those sports which were relevant for the Olympics’ medals table. Thus, he was barred from international competitions outside the Eastern bloc countries and had to keep the status as an amateur. However, he gained some points at an ATP tournament in Sofia as GDR functionaries had not noticed that it had become part of the ATP tour. After this tournament, the ATP ranked him number 482—the only entry of a GDR tennis player in the ATP rankings.
Document 8: Nick Kyrgios: Nicholas Hilmy Kyrgios ( ; born 27 April 1995) is an Australian professional tennis player who is currently ranked world No. 20 in men's singles by the Association of Tennis Professionals (ATP). He won the boys' singles event at the 2013 Australian Open and the boys' doubles event at the 2013 Wimbledon Championships. Kyrgios' biggest achievements are reaching the quarterfinals of the 2014 Wimbledon Championships—defeating ATP number 1 Rafael Nadal and Richard Gasquet en route—and the quarterfinals of the 2015 Australian Open. Kyrgios is the second player after fellow Aussie Lleyton Hewitt to beat Roger Federer, Rafael Nadal and Novak Djokovic in their first meeting. He has been controversial at times, for example admitting in 2017 that he had "probably" tanked at eight tournaments during his professional career, because on certain days he’d "rather be doing something else than play tennis".
Document 9: Thomaz Koch: Thomaz Koch (born May 11, 1945 in Porto Alegre), is a left-handed former tennis player from Brazil, who was a quarter-finalist at the French Open, Wimbledon and the U.S. National Championships.
Document 10: Tom Okker: Thomas Samuel Okker (born 22 February 1944) is a former Dutch tennis player. He was ranked among the world's top 10 singles players for seven consecutive years, 1968–74, reaching a career high of World No. 3 in 1969. He also was ranked World No. 1 in doubles in 1969.
Document 11: Marcello del Bello: Marcello del Bello (born 25 January 1921) is a former Italian tennis player. He played Davis Cup and often played doubles with Giovanni Cucelli. Del Bello and his younger brother Rolando were introduced to the game at a young age, as their father worked at a tennis club. Both became tour players. Marcello made his Grand Slam debut at Wimbledon in 1947, losing in round one to Enrique Morea. At Roland Garros (held after Wimbledon for the last time), Del Bello lost in round three to Philippe Washer. At Roland Garros in 1948, Del Bello reached the quarter finals, where he lost to Budge Patty. At Wimbledon he lost to Frank Sedgman in round two. At Wimbledon 1949, Del Bello lost in round three to Nigel Cockburn. At the U. S. Championships, he lost in round two to James Brink. At Roland Garros in 1950, Del Bello lost in round three to Ken McGregor. By 1951 Del Bello's career was beginning to decline and he lost in round one of the French and Wimbledon. The following year he lost in round two at the French and Wimbledon. At Roland Garros in 1953, Del Bello lost in round one to Ian Ayre. In 1955, Del Bello turned professional.
Document 12: Jim Courier: James Spencer Courier Jr. (born August 17, 1970) is an American former World No. 1 professional tennis player. During his career, he won four Grand Slam singles titles, two at the French Open and two at the Australian Open. He holds the record for being the youngest man to have reached the finals of all four Grand Slam singles tournaments, at the age of 22 years and 11 months. He also won five Masters 1000 series titles. Until Novak Djokovic in 2016, Courier was the last man to win both the Australian and French Opens in the same calendar year.
Document 13: Jack Sock: Jack Sock (born September 24, 1992) is an American professional tennis player who is currently ranked world No. 21 in men's singles by the Association of Tennis Professionals (ATP). He is one of the top ranked American men in both singles and doubles on the ATP Tour. A former junior US Open champion, Sock's singles success is highlighted by 7 ATP finals, including three titles. His career best result came at the 2017 Indian Wells Masters, where he reached the semi-finals.
Document 14: Tony Roche: Anthony Dalton Roche, AO MBE (born 17 May 1945) is a former professional Australian tennis player, native of Tarcutta. He played junior tennis in the New South Wales regional city of Wagga Wagga. He won one Grand Slam singles title and thirteen Grand Slam doubles titles, and was ranked as high as World No. 2 by Lance Tingay of "The Daily Telegraph" in 1969. He also coached multi-Grand Slam winning World No. 1s, Ivan Lendl, Patrick Rafter, Roger Federer, Lleyton Hewitt and former World No. 4, Jelena Dokic.
Document 15: Andrés Gómez: Andrés Gómez Santos (born February 27, 1960 in Guayaquil, Ecuador) is an Ecuadorian former professional tennis player. He won the Men's Singles title at the French Open in 1990.
ground_truth: yes